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RF Design Engineer Defence & National Security Programmes The Opportunity This organisation is a trusted engineering partner delivering advanced technology solutions across national security, defence, and adjacent high-assurance domains. Working closely with end customers, teams tackle complex, real-world challenges where performance, reliability, and innovation genuinely matter. Projects are delibera... ZIPC1_UKTJ

Principal Electronics Engineer Southampton or Bristol 6-month contract Paying up to £65p/h (Inside IR35) Please note - due to the nature of the work, you will need to hold or be eligible to obtain a high level of UK Security clearance - please only apply if suitable Overview Primary focus on the design and development of digital processing electronics and support to RF and analogue power circuitry for complex laboratory and aircraft sensor systems. You will work across a range of projects throughout various stages of the product lifecycle, from initial concept development through to early life production and field support. Key Responsibilities: • Design and development of mixed-technology electronic designs comprising of one or more Microcontrollers, CPLD and/or FPGA devices interfacing with RF and analogue circuits., • Implementation of digital interfaces such as Ethernet, CAN, I2C, SPI and RS422 alongside high-speed optical fibre and Ethernet interfaces., • Design and development of power and control boards requiring high safety ratings and designed for DO-160 qualification., • The role will focus on being the technical focal point for supporting our active and future airborne communication designs, including occasional customer and wider supply chain liaison. Required Skillset & Experience • Analogue circuit design experience with knowledge/hands-on experience of op-amps, ADC?s and DAC driven reference supplies., • RF circuit design experience with knowledge/hands-on experience of RF amplifiers, multiplexors and signal conditioning., • Experience in providing support to embedded software and firmware teams., • Experience in peer reviewing designs and support to system architects/system integration activities., • Working knowledge of requirements management and design within DO-254., • Experience in digital circuit design using FPGA's, Microcontrollers and DDR/Flash memories., • Experience in circuit design modelling and simulation tools., • Experience in generating concise technical reports detailing design solutions, implementation rationale and test reports., • Experience of following a design lifecycle process, such as participating in design reviews, which come with working in a high-technology defence environment., • Practical hands-on experience of high-speed digital hardware circuit design, including schematic entry, component selection and generation of supporting design documentation., • Experience of PCB prototyping, commissioning and fault-finding using electronic test and measurement equipment within an engineering laboratory environment. This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced Resource Managers IT Limited or Advanced Resource Managers Engineering Limited ("ARM"). ARM is a specialist talent acquisition and management consultancy. We provide technical contingency recruitment and a portfolio of more complex resource solutions. Our specialist recruitment divisions cover the entire technical arena, including some of the most economically and strategically important industries in the UK and the world today. We will never send your CV without your permission. Where the role is marked as Outside IR35 in the advertisement this is subject to receipt of a final Status Determination Statement from the end Client and may be subject to change.

RF Design Engineer Defence & National Security Programmes The Opportunity This organisation is a trusted engineering partner delivering advanced technology solutions across national security, defence, and adjacent high-assurance domains. Working closely with end customers, teams tackle complex, real-world challenges where performance, reliability, and innovation genuinely matter. Projects are deliberately varied. You may find yourself: • Rapidly prototyping novel technical approaches, or You'll be part of a stimulating, collaborative, and highly driven engineering team that values autonomy, technical excellence, and shared purpose. Depending on the programme, there are opportunities to support customer demonstrations, trials, and acceptance activities - providing real visibility of your work in action. The Role We're seeking an experienced and motivated RF Design Engineer to contribute to the development of cutting-edge RF and analogue electronics for defence-focused and electromagnetic systems. This role blends hands-on technical delivery with opportunities to influence projects, support technical leadership, and mentor others within the team. What You'll Do As an RF Design Engineer, you will: • Design, simulate, and implement RF and analogue electronic circuits and systems for defence-related applications, including areas such as electromagnetic systems, resilient positioning and timing, and survivability, • Integrate, test, troubleshoot, and debug RF and analogue electronics to optimise performance characteristics such as impedance matching, VSWR, bandwidth, and stability, • Participate in design reviews, providing constructive technical challenge and input to improve solutions, • Produce and maintain high-quality technical documentation, including design specifications, test plans, and compliance evidence, • Support the Technical Lead, contributing to activities such as risk management and technical input to customer discussions, • Provide guidance and mentorship to junior engineers, supporting professional development across the team, • Collaborate proactively with stakeholders across engineering disciplines and project delivery functions, • Strong problem-solving and analytical skills, • Clear, confident technical communication and organisation, • An ability to foster industry standards, best practices, and safety compliance within agile delivery environments, • Confidence engaging with stakeholders, including technical specialists and non-technical audiences, • Deliver engineering activities on time, on budget, and to defined quality standards, • Provide accurate estimates of effort and complexity, identifying technical risks early, • Support the definition and achievement of project goals and milestones, • Work closely with Project Managers, Systems Engineers, and Design Authorities to translate requirements into actionable engineering tasksCollaboration & Continuous Improvement, • Collaborate effectively within cross-functional teams, • Contribute to a positive, high-performance engineering culture, • Identify opportunities to improve engineering processes, tools, and ways of working, • RF and microwave design from LF through to X-band, • Design of low-noise amplifiers, receivers, and high-power amplifiers, • Use of RF simulation and modelling tools (e.g. Microwave Office), • PCB design using professional CAD tools (e.g. Altium), • Designing solutions with very low SWaP-C constraints, • RF design for harsh or constrained environments (EMC, vibration, thermal), • Transitioning hardware from development into production and qualification, • Hands-on use of RF test equipment including spectrum analysers, vector analysers, signal generators, power meters, and related instrumentationQualifications & Security, • Degree-qualified in Electronics Engineering (or equivalent practical experience), • Relevant experience in RF or analogue electronic design, • Due to the nature of the work, applicants must be eligible and willing to undergo UK security clearance Reasonable Adjustments: Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients. If you need any help or adjustments during the recruitment process for any reason, please let us know when you apply or talk to the recruiters directly so we can support you.

Our client, a leading organisation in the Defence & Security sector, is currently seeking a talented RF Design Engineer to join their Hampshire-based team and work on cutting-edge electronics that protect what matters most. Key Responsibilities: • Design and develop RF and analogue circuits and systems from concept to implementation, • Conduct hands-on testing, troubleshooting, and performance optimisation, • Participate in design reviews and provide expert technical input, • Prepare high-quality technical documentation and reports, • Mentor junior engineers and provide guidance across projects, • Collaborate with project teams and stakeholders to deliver solutions on time and to specificationJob Requirements:, • Bachelor's or Master's degree in Electronics Engineering (or equivalent), • Proven experience in RF design engineering and circuit layout tools (e.g., Microwave Office, Altium), • Experience designing solutions for low SWaP-C, harsh environments, and high-frequency applications (LF up to X Band), • Familiarity with LNA, receiver design, high-power amplifiers, and radiation hazard analysis, • Strong problem-solving skills, technical leadership, and excellent communicationBenefits:, • Be part of a stimulating, collaborative, and purpose-driven team, • Work on challenging projects with real impact on national security and defence, • Enjoy a competitive salary with flexible benefits covering health, wellbeing, savings, and lifestyle, • Thrive in a supportive, inclusive, and innovative environment that values your ideasSecurity requirements:, • Must be a British Citizen with eligibility to achieve SC and DV clearance

FPGA Engineer National Security & Critical Systems Great ideas come from different minds. That's why this organisation brings together engineers, scientists, analysts, and creatives from a wide range of backgrounds - and gives them the trust, tools, and freedom to make a real impact. What connects everyone is a shared mission: solving meaningful problems and building advanced technical capability that protects what matters most. As the challenges continue to evolve, so does the technology, with teams working on solutions that will shape tomorrow, not just today. The Opportunity You'll join a growing and highly trusted supplier within the national security domain, delivering mission-critical solutions that support safety, security, and long-term resilience. The business has secured long-term programmes of work across a broad technical spectrum, providing genuine stability alongside opportunity for development and growth. It's an environment where engineers can build deep expertise while contributing to work with real national impact. Projects span leading-edge areas including: • Digital signal processing and advanced hardware design, • AI / data-driven systems, • Secure platforms, cloud, and modern DevOps practices Your responsibilities will include: * FPGA Design & Development Designing, simulating, synthesising, and implementing digital logic using VHDL / Verilog * DSP Algorithm Implementation Developing and optimising real-time DSP algorithms such as FIR/IIR filters, FFTs, mixers, and I/Q demodulation * Hardware Interfacing Designing and managing high-speed digital interfaces including ADCs, DACs, and PCIe * System Integration Collaborating with embedded software, PCB, and systems engineering teams to integrate firmware into deployed solutions * Debugging & Lab Validation Using oscilloscopes, spectrum analysers, signal generators, and other test equipment to verify and refine designs What You'll Bring • Proven experience in FPGA design and DSP implementation, • Strong practical knowledge of VHDL and/or Verilog, • Experience using MATLAB / Simulink for modelling and validation, • Working knowledge of Embedded C/C++ and/or Python for testing, automation, or processor interaction, • A solid understanding of digital communications theory and RF principlesWhy Join?, • Work on projects that genuinely matter, with national-level impact, • Exposure to complex, cutting-edge technology in a secure environment, • Long-term programme stability combined with opportunities to grow and specialise, • Collaborative engineering culture with access to experienced technical leadersLocation & Security, • Based at a secure UK site within an established engineering environment, offering good transport links and access to surrounding countryside, • Due to the nature of the work, applicants must be eligible and willing to undergo Developed Vetting (DV) clearance Reasonable Adjustments: Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients. If you need any help or adjustments during the recruitment process for any reason, please let us know when you apply or talk to the recruiters directly so we can support you.

You've just finished your degree in Electronics or Electrical Engineering and you're ready to do something real with it. Maybe you're attracted to an electronics engineer role, in a well-funded tech start-up, working alongside world-leading engineers and scientists. The company This is a unique place to work, led by founders who genuinely want to create a special environment for everyone who joins them. Think a CEO who cooks pancakes for the team, a friendly dog in the office, and a culture built around people as much as progress. Yes, it's a serious company doing serious work, but one that hasn't forgotten that the people behind the technology matter just as much as the technology itself. What's in it for you • Up to £42,000 remuneration package (with relocation package), • Future employee share options, giving you a real stake in where the company is heading, • 26 days holiday plus Christmas closure, health care and life cover benefits, • Monthly knowledge-building sessions to keep you growing, • Regular team events and socials, • Ongoing career development in a culture that recognises the value you bring What you'll be doing You'll be involved in electronic design across the full development cycle, from defining system requirements through to integration and testing. This is hands-on, meaningful work on technology that genuinely pushes boundaries. Day-to-day, that looks like: • Designing and developing low-noise analogue and digital circuits, • Prototyping electronic components and sub-systems used in sensing technologies, • Implementing control and data acquisition systems, • Troubleshooting and debugging complex electronic hardware, • Collaborating with engineers across disciplines to define specifications, • Contributing to hardware and software improvements, • Supporting technical work connected to future investment rounds What you'll bring You'll have a degree in Electronics or Electrical Engineering (or equivalent), along with some solid hands-on experience, whether that's from a placement year, university projects, or your own tinkering. We're looking for: • A sound foundation in analogue and digital circuit design, • Experience with PCB layout and electronics prototyping, • An interest in low GHz RF circuits, • The kind of mindset that thrives in an evolving environment, • A genuine curiosity for technology and how things work A couple of things to be aware of: due to the nature of the work and associated contracts, this role requires security and background checks. Applicants must have the permanent right to work in the UK, as visa sponsorship is not available currently. If you're ready to start or build on your career somewhere your work actually matters and your development is taken seriously, we'd love to hear from you. Apply with your CV and we promise to get back to you as soon as possible. Harper Evans Recruitment is acting as an Employment Agency in relation to this vacancy.

Senior/Lead Mechanical Design Engineer Abercorn Sinclair is delighted to partner with Stanelco RF Technologies as they seek to appoint an experienced Senior/Lead Mechanical Design Engineer. The Company Based in Marchwood, Southampton, Stanelco RF Technologies (“Stanelco”) is a division of Biome Technologies plc. Stanelco’s small, multidisciplinary team specialises in the design and manufacture of bespoke engineering solutions for a wide range of industries utilising induction heating and dielectric welding systems. With a strong focus on high-frequency RF technologies, projects typically range from £50k to £500k+ and include RF heating systems, electrical and electronic control systems, and integrated mechanical handling solutions for the Medical, Industrial and Nuclear sectors. Delivery timelines vary from 3 to 12 months, covering the full process from project acquisition through to commissioning and compliance. The Role Reporting to the Head of Engineering, the successful candidate will operate as a key member of a multi-disciplinary engineering team, with technical ownership of the mechanical design and development of complex industrial process equipment, from concept through to manufacture, installation, and commissioning. The role includes exposure to electromechanical systems, thermal and dielectric processing, and bespoke machinery. You will own the mechanical design process and CAD system (Solid Edge), including standards, best practices, and design release. Candidate Profile Given the size and nature of the business, this role offers some flexibility and can be tailored to the skills and experience of the successful candidate. We welcome applications from experienced Senior / Lead Engineers who can provide authoritative leadership across mechanical design, safety, and compliance. Ideally, you will be educated to degree level (or equivalent) in Mechanical Engineering and have several years’ demonstrable experience in the development and integration of industrial machinery or bespoke process equipment. You will be a natural problem-solver, comfortable operating in a hands-on, project-driven engineering environment. Key Design Responsibilities • Design of bespoke machinery, translating customer and product requirements into robust mechanical designs that meet performance, safety, and regulatory expectations., • Design and integrate appropriate material handling systems, including part loading/unloading, fixturing, alignment, and operator interaction., • Work closely with the Head of Engineering and the Electrical Engineering team to ensure correct mechanical integration of RF generators and electrical components. Technical Skills & Experience • Strong proficiency in 3D CAD and 2D drawing production and part management using Solid Edge (SolidWorks, Inventor, Creo, or similar)., • Experience designing and integrating dielectric (RF) heating and welding systems or closely related thermal or high-voltage process equipment., • The design of sheet metal components and assemblies including frames, enclosures, panels, guards, and structural elements., • Experience designing mechanical aspects of electronic packaging, including enclosures, mounting, and thermal considerations., • Strong understanding of manufacturing processes, tolerancing, and DFM/DFA principles., • Design of systems requiring hydraulics and pneumatics., • Design of conveyor/material handling systems., • Selection and integration of motors, gearboxes, and drive systems including stepper and servo motors., • Experience working with third-party suppliers, contract manufacturers, and external vendors. Additional Skills & Experience (Advantageous) • Experience acting as a technical lead or design authority., • Exposure to on-site installation, commissioning, and fault-finding., • Familiarity with machinery safety standards and compliance requirements such as CE and UKCA., • Experience managing supplier technical queries, design changes, and quality issues. Documentation, Compliance and Quality • Generate and approve technical documentation including detailed drawings, BOMs, design calculations, tolerance analysis, and risk assessments., • Ensure designs comply with relevant machinery safety standards and internal engineering processes., • Support compliance activities including CE and UKCA marking. The Opportunity This is a rare opportunity to play a critical technical role within a highly specialised engineering company with a global reach, influencing technical direction, product safety and compliance, and long-term engineering capability while working on challenging, bespoke solutions. Compensation & Benefits A competitive base salary, commensurate with experience, plus an attractive benefits package. About Abercorn Sinclair Abercorn Sinclair is a specialist technical recruitment consultancy based in Edinburgh, providing bespoke talent solutions to innovative engineering and technology-led businesses.

Lead Engineer - Southampton - Hybrid Our client, a high performance design, engineering and manufacturing marine company are looking for a Lead Engineer to work within their electronics race course technologies department. We’re looking for a Lead Engineer who thrives in complex, high-pressure environments and can blend field engineering, systems design, and leadership. The Lead Engineer will oversee the setup, operation, and continuous improvement of all on-water and on-shore systems that define racecourse. From GPS positioning, telemetry networks and race marks to data telemetry and communications systems. This is a full time, permanent, hybrid working role with international travel. Key Responsibilities at Events Technical Leadership: Lead the engineering operations of the Race Course Technologies team on-site and remotely. Be the go-to expert for system setup, troubleshooting, and optimisation. System Management: Oversee deployment and maintenance of the full RCT technology stack: ● Telemetry systems – LTE, 5G and Starlink, ● Race Mark – Power, Control and Propulsion systems, ● Chase boat fleet NavCom systems – Chart plotters, sensors, radios, and DC electrical systems. ● Race Management – Equipment deployment, configuration, maintenance and support. Operational Delivery: Ensure all race course technology systems are operational, safe, and accurate during training, racing, and testing days. Innovation & Improvement: Collaborate with R&D and partner teams to evolve RCT systems, improve reliability, and reduce logistical complexity across the season. Documentation & Process: Maintain technical documentation, procedures, and schematics. Contribute to standard operating procedures and technical training for junior engineers. Team Collaboration: Work closely with the LiveLine, Broadcast, Data, and On-Water Operations teams to deliver integrated solutions that perform flawlessly under live racing conditions. This includes supporting Junior engineers with rigging of Riedel equipment on camera boats when appropriate. Safety & Compliance: Ensure all systems across all owned support-boats on-the-water, comply with safety and operational standards, including maritime and radio regulations. Maintenance of emergency bilge-pumps, charting-systems, AIS-system and nav-lights. Key Responsibilities Between Events System Maintenance & Refurbishment: Oversee post-event servicing, diagnostics, and repairs of all RCT equipment to ensure full readiness for the next events Hardware Modification & Project Preparation: Manage hardware modifications, upgrades, and integration work in preparation for new projects or system enhancements. Coordinate with design and R&D teams to implement changes safely and efficiently. Testing & Validation: Conduct controlled testing, calibration, and configuration of RCT systems in workshop or field environments to validate software and hardware performance. This may include sea trials of Race marks. R&D Support: Work closely with internal engineering and partner teams to prototype, integrate, and evaluate new technologies or workflows. Logistics & Planning: Support container packing, asset tracking, and documentation for global touring. Maintain clear visibility of system status and spares inventory between events. Continuous Improvement: Review and refine build, deployment, and troubleshooting processes based on fi eld experience. Champion better engineering standards and smarter solutions. F50 Electrical Fit out Support: Support the Electronics department when extra resources are needed to complete electronics works on F50’s in the SGP Technologies facility. Requirements ● Strong background in Marine electronics, DC electrical systems and network engineering with hands-on experience in field deployments. ● Proven ability to manage technical operations in live event or broadcast environments. ● Experience with DC systems, LTE systems, IP networking, NMEA2000 marine electronics, or RF communications. ● Excellent problem-solving and diagnostic ability — particularly under time pressure. ● Competence in technical documentation, reading CAD or system schematics, and structured troubleshooting. ● Ability to work autonomously in challenging environments (off shore, in all weather, under tight timelines) ● Comfortable leading small technical teams and coordinating with external partners. ● Maritime qualifications or experience are beneficial but not essential. About you: ● Calm under pressure and unflappable in live environments. ● Adaptable and solution-focused — able to adjust plans quickly when conditions or priorities change. ● Hands-on, curious, and technically fearless — you love solving problems others walk away from. ● Natural leader who builds trust through competence and communication. ● Pragmatic and innovative — can balance short-term fixes with long-term system design thinking. ● Willing to travel globally and work irregular hours around event schedules. If this position interests you, and you would like to learn more or explore other available jobs that could also match your skill set, please apply today or email

Lead Electrical Design Engineer Abercorn Sinclair is delighted to partner with Stanelco RF Technologies as they seek to appoint an experienced Lead Electrical Design Engineer. Benefits: • Holidays: 25–27 days + 8 bank holidays, • Pension: 6% Employer Contribution, • Working Hours: Flexible start/finish around core hours with 1/2 day Friday., • Life Assurance, • Relocation allowance The Company Based in Marchwood, Southampton, Stanelco RF Technologies (“Stanelco”) is a division of Biome Technologies plc. Stanelco’s small, multidisciplinary team specialises in the design and manufacture of bespoke engineering solutions for a wide range of industries utilising induction heating and dielectric welding systems. With a strong focus on high-frequency RF technologies, projects typically range from £50k to £500k+ and include RF heating systems, electrical and electronic control systems, and integrated mechanical handling solutions for the Medical, Industrial and Nuclear sectors. Delivery timelines vary from 3 to 12 months, covering the full process from project acquisition through to commissioning and compliance. The Role Reporting to the Head of Engineering, the successful candidate will operate as a key member of a multi-disciplinary engineering team, delivering technically robust, safe, and compliant solutions to Stanelco’s global customer base. You will act as the technical authority for electrical and electronic aspects of projects, working with cross-functional teams to define architectures, requirements, and specifications. While Stanelco works extensively with RF-based technologies, prior experience in RF design is not a prerequisite for this role. The company has deep internal expertise in this area and is committed to supporting the successful candidate in developing RF knowledge and design capability over time. The role includes periodic UK and international travel to commission new systems and support existing installations. Why Join Stanelco • Work on complex bespoke engineering systems, not volume products, • Join a highly experienced multidisciplinary team in a technically collaborative environment, • Opportunity to develop RF and high-frequency power expertise within a supportive team Candidate Profile Given the size and nature of the business, this role offers some flexibility and can be tailored to the skills and experience of the successful candidate. We welcome applications from experienced Engineers/Senior Engineers/ Lead Engineers who can provide authoritative leadership across electrical and electronic design, safety, and compliance. Ideally, you will be educated to Degree level (or equivalent) in Electrical / Electronic Engineering, with several years’ demonstrable experience in the development of industrial or process-based equipment. You will be a natural problem-solver, comfortable operating in a hands-on, project-driven engineering environment. Key Design Responsibilities • Play an instrumental role in the design, development, manufacture, and support of industrial RF and electro-mechanical process equipment., • Lead electrical team technical activities and ensure rigorous delivery to project requirements., • Lead electrical and electronic design activities through concept, development, verification, and release., • Drive innovation by troubleshooting existing products, optimising designs, and evaluating new technologies for future product development., • Develop a deep understanding of Stanelco’s electro-mechanical product range to support technical discussions with customers and stakeholders. Technical Skills & Experience • Electrical and electronic systems engineering, including power conversion, transformers, switches, converters, SMPS., • Electrical and electronic system architecture and requirements definition., • Industrial automation, electronic control systems, and industrial software., • Understanding of thermal management systems and materials considerations in industrial equipment. Additional Skills & Experience (Advantageous) • Control panel design (PLC, HMI, SCADA)., • Exposure to RF Systems, power electronics, induction heating, or dielectric welding., • Experience acting as a technical authority and developing junior engineers., • Chartered Engineer status or working towards chartership. Compliance, Safety & Standards • Own or contribute significantly to CE marking activities related to electrical and electronic design., • Interpret and apply relevant standards (e.g. Low Voltage Directive, EMC, harmonised standards) - safety, design review & technical documentation. Project & Commercial Support • Support new business proposals at quotation and negotiation stages, providing technical input and risk assessment., • Work closely with the Head of Engineering and Mechanical Engineering Team to ensure alignment and integrated product delivery., • Oversee UK and global commissioning, testing, and troubleshooting activities for new and existing equipment. The Opportunity This is a rare opportunity to play a critical technical role within a highly specialised engineering company with a global reach, influencing technical direction, product safety and compliance, and long-term engineering capability while working on challenging, bespoke solutions. Importantly, the role also offers the opportunity to develop expertise in RF technologies within a supportive and collaborative engineering environment. Compensation & Benefits A competitive base salary, commensurate with experience, plus an attractive benefits package. About Abercorn Sinclair Abercorn Sinclair is a specialist technical recruitment consultancy based in Edinburgh, providing bespoke talent solutions to innovative engineering and technology-led businesses.

We're currently recruiting for a hands-on Project Engineer to lead the deployment and support of a vision-based real-time location system (RTLS), designed to enhance safety and productivity throughout the logistics industry, across customer sites in the UK. This role sits at the intersection of engineering, customer delivery, and technical support. You will work directly with customers to install, configure, and optimise cutting-edge camera-based systems, ensuring successful deployments and long-term performance. You will also act as a key technical contact for existing customers, helping to troubleshoot issues, deliver enhancements, and ensure a smooth user experience. The position offers broad exposure to advanced technologies including computer vision, AI-driven tracking systems, and industrial safety applications. You will work closely with internal engineering, product, and commercial teams, contributing directly to product improvement through real-world customer feedback. This is a highly varied, hands-on role with significant customer interaction, regular travel across the UK, and strong opportunities for professional development as the product and team continue to scale. Key Responsibilities • Lead the installation, configuration, and commissioning of RTLS solutions at customer locations., • Provide first-line technical support to existing customers, ensuring timely issue resolution., • Deliver remote monitoring and configuration, with regular on-site visits as required., • Support technical sales activities, including customer consultations and solution design., • Conduct product demonstrations at customer sites, events, and trade shows., • Collaborate with the sales team to prepare presentations, documentation, and proposals., • Work closely with customers, external partners, and internal teams to ensure successful project delivery., • Develop and maintain deep technical expertise in our camera-based, AI-powered RTLS platform., • Gather and communicate customer feedback to contribute to continuous product improvement. Skills & Qualifications • 2+ years of experience in a technical or engineering role., • Degree in Engineering or a related field., • Interest in technologies such as electronics, RF systems, computer vision, and safety applications., • Strong problem-solving and analytical skills., • Ability to work systematically, accurately, and independently., • Hands-on, flexible, and able to adapt in dynamic environments., • Proven ability to prioritize and manage multiple tasks/issues simultaneously., • Excellent communication skills, both verbal and written., • Fluent in English., • Valid driver’s license and willingness to travel regularly., • Experience with Linux and Python is a plus. The Offer: • Permanent employment contract, • Competitive yearly salary + benefits

Principal RF Engineer Southampton (or alternatively Bristol) – 6 month duration – Pay rate £64.81 p/h Umbrella or £47.54 p/h PAYE (£54.45 p/h including holiday pay) We are recruiting for an Engineer with microwave engineering knowledge, who is familiar with working on complex electronic (ideally RF-based) sensor systems. The role can be based in either Southampton or Bristol and will focus on the electronics design of the RF and control subsystems; to be implemented on laboratory and aircraft concept demonstrators. You will provide technical support throughout the product lifecycle including design implementation, integration and test, system trials and product delivery. You will be part of the Airborne Communications product development group within the Integrated Sensing & Protection line of our clients business; interacting with partner organisations / sub-contractors and potential customers. Responsibilities: • You will be responsible for delivery of work packages focused on analogue and RF electronics, covering the inter vehicle data link design, system test and integration., • Modelling of proposed architectures to determine the optimal solution., • Simulation of RF design., • Documentation of design including configuration management within Teamcenter., • Support laboratory hardware demonstrator dev...

Leonardo Worldwide Corporation is seeking a Signal Processing Systems Engineer to support communications system development in Southampton, UK.

A leading aerospace and defense company is seeking an ambitious Digital Electronics Engineer to join their team in Southampton.This role focuses on designing and developing cutting-edge digital processing electronics and RF circuitry for aerospace applications.Candidates should have experience in hi

A global leader in Aerospace and Defence is seeking a Senior Systems Engineer in Southampton.The role focuses on developing digital twins for SATCOM links and engaging with customers to align on their needs.Ideal candidates will possess a graduate degree in engineering and experience with digital co

American Society of Civil Engineers is seeking an RF Design Engineer in Southampton, UK. This role involves designing and implementing RF and analogue circuits for defence applications, requiring a degree in Electronics Engineering and relevant practical experience.

Electronics Test Engineer (Wireless Technologies). This role would suit a Test Engineer with a background in wireless technologies looking for a fresh challenge within a highly successful manufacturer working on cutting edge technology. RF, Broadcast, Telecoms, or similar wireless technologies backg

Join our client as a Senior Electronic Digital Design Engineer and be at the forefront of innovative defence technology solutions! In this critical role, you will develop high-performance, power-efficient digital subsystem components for cutting-edge applications in Position, Navigation, and Timing (PNT), RF communication, sensors, and more. Required Skills: • Bachelor's or Master’s degree in Electronics Engineering or related field, • Proven experience in digital circuit design, simulation, implementation, and testing, • Hands-on expertise with FPGA and microprocessor-based systems, • Strong understanding of digital and analog I/O circuits, power management, and fault monitoring, • Ability to capture, develop, and verify digital subsystem requirements from R&D to full product lifecycle, • Proficiency in troubleshooting, debugging, and integrating digital and analog designs, • Knowledge of safety, reliability, and obsolescence management practices, • Experience with rapid prototyping for urgent operational requests (UOR) Nice to Have Skills: • Experience with RF communication systems, radar, and ground search systems, • Familiarity with GNSS anti-jam/anti-spoof technologies, array-based directional antennas, or eLORAN systems, • Understanding of environmental factors such as temperature and vibration testing, • Experience designing manufacturing test jigs, • Knowledge of industry standards and regulatory compliance for reliability and safety Preferred Education and Experience: • Bachelor's or higher degree in Electronics Engineering or closely related discipline, • Several years of experience in the defence or related high-tech industries, working on digital electronics and embedded systems Other Requirements: • Willingness to achieve UK SC security clearance; UK citizenship and residence for the past 5 years required, • Strong collaboration skills and ability to engage with clients throughout development phases

Electronics Engineer - Hampshire My client is an early-stage UK technology company developing advanced electronic systems for precision engineering applications. They are looking for an Electronics Engineer to come and join their innovative team! Key Responsibilities: Design, develop, and test analog and digital circuits. Implement control and data systems. Optimise electronic hardware for performance and reliability. Integrate and test complex electronic systems. Improve hardware and supporting software where needed. Experience Needed: Experience in electronics design and prototyping. Strong analog and digital circuit design skills. Experience with PCB design, layout, and hardware testing. Experience with RF circuits desirable. Experience with FPGA or advanced electronic systems beneficial. If this sounds like you - apply below

FPGA Engineer National Security & Critical Systems Great ideas come from different minds. That's why this organisation brings together engineers, scientists, analysts, and creatives from a wide range of backgrounds - and gives them the trust, tools, and freedom to make a real impact. What connects everyone is a shared mission: solving meaningful problems and building advanced technical capability that protects what matters most . As the challenges continue to evolve, so does the technology, with teams working on solutions that will shape tomorrow, not just today. The Opportunity You'll join a growing and highly trusted supplier within the national security domain , delivering mission-critical solutions that support safety, security, and long-term resilience. The business has secured long-term programmes of work across a broad technical spectrum , providing genuine stability alongside opportunity for development and growth. It's an environment where engineers can build deep expertise while contributing to work with real national impact. Projects span leading-edge areas including: Digital signal processing and advanced hardware design AI / data-driven systems Secure platforms, cloud, and modern DevOps practices Cyber-focused and software-defined capabilities The Role As an FPGA Engineer , you'll play a key role in the design and delivery of high-performance hardware solutions. You'll work closely with multidisciplinary teams to develop, integrate, and validate complex systems from concept through to deployment. Your responsibilities will include: FPGA Design & Development Designing, simulating, synthesising, and implementing digital logic using VHDL / Verilog DSP Algorithm Implementation Developing and optimising real-time DSP algorithms such as FIR/IIR filters, FFTs, mixers, and I/Q demodulation Hardware Interfacing Designing and managing high-speed digital interfaces including ADCs, DACs, and PCIe System Integration Collaborating with embedded software, PCB, and systems engineering teams to integrate firmware into deployed solutions Debugging & Lab Validation Using oscilloscopes, spectrum analysers, signal generators, and other test equipment to verify and refine designs What You'll Bring Proven experience in FPGA design and DSP implementation Strong practical knowledge of VHDL and/or Verilog Experience using MATLAB / Simulink for modelling and validation Working knowledge of Embedded C/C++ and/or Python for testing, automation, or processor interaction A solid understanding of digital communications theory and RF principles Why Join? Work on projects that genuinely matter , with national-level impact Exposure to complex, cutting-edge technology in a secure environment Long-term programme stability combined with opportunities to grow and specialise Collaborative engineering culture with access to experienced technical leaders Location & Security Based at a secure UK site within an established engineering environment, offering good transport links and access to surrounding countryside Due to the nature of the work, applicants must be eligible and willing to undergo Developed Vetting (DV) clearance Reasonable Adjustments: Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients. If you need any help or adjustments during the recruitment process for any reason , please let us know when you apply or talk to the recruiters directly so we can support you. TPBN1_UKTJ

Software Engineer Salary: £50,000 - £60,000 Location: Southampton - Hybrid on site circa 40% Sector: Defence and National Security You will join a leading defence and national security consultancy, working on software for products in the RF communication and sensors domain. You will be responsible for the detailed design, implementation and testing of components of the product software, working with an agile team. There is a degree of flexibility as to the agile tasking within the agile software team, depending on your expertise, the role can flex to focus either on Modern UI design and implementation or Embedded software development. Key Responsibilities Detailed design of components of the product software Implementation and testing of software as part of an agile software team Gaining understanding of existing system products and future development agendas. Your skills and experience: BEng/BSc and/or master's degree in an appropriate engineering, computer science, information systems or related subject. Knowledge of Sensor and Communication systems. Software engineering experience from R&D concept through to the full product development lifecycle Modern software architecture practices Experience of some kind of scientific application/DSP, including algorithm implementation Capability in multiple languages and switching between languages rapidly, e.g. C++/C#/Python Comfortable with modern agile development practices e.g. Scrum/Kanban Comfortable with modern software tooling e.g. Gitlab, Git, VS CodeBenefits: As well as a competitive salary you will enjoy access to a number of additional flexible benefits, which will cover Health and Wellbeing, Savings and Protection and Life, Leisure and Entertainment. Security Information : Due to the nature of this position, we require you to be willing and eligible to achieve a minimum of SC clearance. To qualify, the candidate should be a British Citizen and have resided in the UK for the last 5 years for SC. For more information about clearance eligibility, please see (url removed) src="(url removed)

Senior Mechanical Design Engineer Southampton £50–60k + Benefits Ready to take technical ownership of complex, bespoke machinery? Join a highly specialised engineering team delivering advanced electro-mechanical systems across Medical, Industrial and Nuclear sectors. This is a hands-on leadership role where you’ll drive mechanical design from concept through manufacture, installation and commissioning. The Role * Lead the mechanical design of complex industrial process equipment * Own the CAD system (Solid Edge), standards and design release process * Design bespoke machinery and integrated material handling systems * Ensure correct integration of RF, high-voltage and electrical control systems * Oversee documentation, compliance and design quality What We’re Looking For • Degree-qualified Mechanical Engineer (or equivalent experience) • Proven experience designing bespoke industrial machinery or process equipment • Strong 3D CAD skills (Solid Edge preferred; SolidWorks/Inventor/Creo welcome) • Sheet metal, frames, enclosures and structural design expertise • Experience integrating electrical systems with exposure to RF assemblies and high-voltage equipment (desirable) • Knowledge of hydraulics, pneumatics, conveyors and drive systems such as servo/stepper motors (desirable) • Strong grasp of DFM/DFA, tolerancing and manufacturing processes • Understanding of CE / UKCA compliance (desirable) You’ll be a natural problem-solver who thrives in a project-driven environment and is experienced acting as a technical lead or design authority. This is a rare opportunity to influence technical direction, product safety and long-term engineering capability while delivering challenging, high-value bespoke solutions

Electronics Engineer – 1540 Role: Electronics Engineer Duration: 6 months Rate: £64.81 per hour Umbrella UK eyes only The Opportunity This Principal Electronics Engineering vacancy presents an exciting opportunity for an ambitious individual to develop and grow their skills and knowledge within a thriving organisation. In this broad electronic engineering role, you will work across a range of projects throughout various stages of the product lifecycle from initial concept development through to early life production and field support. The role shall be based in either Southampton or Bristol with a primary focus on the design and development of digital processing electronics and support to RF and analogue power circuitry for complex laboratory and aircraft sensor systems. You will be part of the Airborne Communications product development group within the Integrated Sensing & Protection line of business, interacting with partner organisations, sub-contractors and potential customers. Your impact If successful, you will be responsible for: • Design and development of mixed-technology electronic designs comprising of one or more Microcontrollers, CPLD and/or FPGA devices interfacing with RF and analogue circuits. • Implementation of digital interfaces such as Ethernet, CAN, I2C, SPI and RS422 alongside high-speed optical fibre and Ethernet interfaces. • Design and development of power and control boards requiring high safety ratings and designed for DO-160 qualification. The role will focus on being the technical focal point for supporting our active and future airborne communication designs including occasional customer and wider supply chain liaison. Various opportunities to mentor, coach and develop junior members of the Integrated Project Team will be on offer to help expand and develop the electronics domain within the team. What you’ll bring To be a successful applicant for the role, below are some of the key traits we are looking for: • Knowledge of product development lifecycles within a technology or defence related business. • High-speed digital hardware circuit design, including schematic entry, component selection and generation of supporting design documentation. • PCB prototyping, commissioning and fault-finding using electronic test and measurement equipment within an engineering laboratory environment. • PCB layout personnel in an advisory capacity. • Working knowledge of signal & power integrity alongside EMC and grounding best practices at PCB and system level. • Digital circuit design using FPGA’s, Microcontrollers and DDR/Flash memories. • Circuit design modelling and simulation tools. • Generating concise technical reports detailing design solutions, implementation rationale and test reports. • Following a design lifecycle process, such as participating in design reviews, which come with working in a high technology defence environment. • As part of an electromechanical project, be willing to work closely with a mechanical team to create a product solution which addresses all design requirements. It would be nice if you had: • Analogue circuit design with knowledge of op-amps, ADC’s and DAC driven reference supplies. • RF circuit design with knowledge of RF amplifiers, multiplexors and signal conditioning. • Providing support to embedded software and firmware teams. • Familiarity of peer reviewing designs and support to system architects / system integration activities. • Working knowledge of requirements management and design within DO-254

Principal Electronics Engineer Southampton or Bristol 6-month contract Paying up to £65p/h (Inside IR35) Please note - due to the nature of the work, you will need to hold or be eligible to obtain a high level of UK Security clearance - please only apply if suitable Overview Primary focus on the design and development of digital processing electronics and support to RF and analogue power circuitry for complex laboratory and aircraft sensor systems. You will work across a range of projects throughout various stages of the product lifecycle, from initial concept development through to early life production and field support. Key Responsibilities: Design and development of mixed-technology electronic designs comprising of one or more Microcontrollers, CPLD and/or FPGA devices interfacing with RF and analogue circuits. Implementation of digital interfaces such as Ethernet, CAN, I2C, SPI and RS422 alongside high-speed optical fibre and Ethernet interfaces. Design and development of power and control boards requiring high safety ratings and designed for DO-160 qualification. The role will focus on being the technical focal point for supporting our active and future airborne communication designs, including occasional customer and wider supply chain liaison. Required Skillset & Experience Analogue circuit design experience with knowledge/hands-on experience of op-amps, ADC?s and DAC driven reference supplies. RF circuit design experience with knowledge/hands-on experience of RF amplifiers, multiplexors and signal conditioning. Experience in providing support to embedded software and firmware teams. Experience in peer reviewing designs and support to system architects/system integration activities. Working knowledge of requirements management and design within DO-254. Experience in digital circuit design using FPGA's, Microcontrollers and DDR/Flash memories. Experience in circuit design modelling and simulation tools. Experience in generating concise technical reports detailing design solutions, implementation rationale and test reports. Experience of following a design lifecycle process, such as participating in design reviews, which come with working in a high-technology defence environment. Practical hands-on experience of high-speed digital hardware circuit design, including schematic entry, component selection and generation of supporting design documentation. Experience of PCB prototyping, commissioning and fault-finding using electronic test and measurement equipment within an engineering laboratory environment. A Degree in a relevant engineering or scientific discipline (Electronics Engineering preferred). Disclaimer: This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced Resource Managers IT Limited or Advanced Resource Managers Engineering Limited ("ARM"). ARM is a specialist talent acquisition and management consultancy. We provide technical contingency recruitment and a portfolio of more complex resource solutions. Our specialist recruitment divisions cover the entire technical arena, including some of the most economically and strategically important industries in the UK and the world today. We will never send your CV without your permission. Where the role is marked as Outside IR35 in the advertisement this is subject to receipt of a final Status Determination Statement from the end Client and may be subject to change

Senior Software Engineer Salary: £60,000 - £80,000 Location: Southampton - Hybrid on site circa 40% Sector: Defence and National Security You will join a leading defence and national security consultancy, working on software for products in the RF communication and sensors domain. You will be responsible for the detailed design, implementation and testing of components of the product software, working with an agile team. There is a degree of flexibility as to the agile tasking within the agile software team, depending on your expertise, the role can flex to focus either on Modern UI design and implementation or Embedded software development. Key Responsibilities Detailed design of components of the product software Implementation and testing of software as part of an agile software team Gaining understanding of existing system products and future development agendas. Your skills and experience: BEng/BSc and/or master's degree in an appropriate engineering, computer science, information systems or related subject. Knowledge of Sensor and Communication systems. Software engineering experience from R&D concept through to the full product development lifecycle Modern software architecture practices Experience of some kind of scientific application/DSP, including algorithm implementation Capability in multiple languages and switching between languages rapidly, e.g. C++/C#/Python Comfortable with modern agile development practices e.g. Scrum/Kanban Comfortable with modern software tooling e.g. Gitlab, Git, VS Code Team Leadership or Line Management experienceBenefits: As well as a competitive salary you will enjoy access to a number of additional flexible benefits, which will cover Health and Wellbeing, Savings and Protection and Life, Leisure and Entertainment. Security Information : Due to the nature of this position, we require you to be willing and eligible to achieve a minimum of SC clearance. To qualify, the candidate should be a British Citizen and have resided in the UK for the last 5 years for SC. For more information about clearance eligibility, please see (url removed)

Communications and Network Engineer Southampton £60,000 - £70,000 Full Time – permanent Are you an experienced Communications and Network Engineer looking to play a key role in the design, implementation and assurance of resilient communication networks? This is an opportunity to work in a technically demanding environment where proven expertise and the ability to validate technical decisions are essential. My client is seeking an individual with a strong track record in delivering IP‑based network solutions, alongside broad communications experience across both wired and wireless technologies. The Role The Communications and Network Engineer will be responsible for designing, implementing, validating and supporting secure and high‑availability communication networks. A significant part of the role involves evidencing technical understanding, validating designs, and ensuring communications integrity across complex environments. Key responsibilities include: Designing and implementing robust IP network solutions to meet operational and security requirements Validating network designs and demonstrating technical understanding through documentation, testing and peer review Supporting and integrating multiple communication technologies across enterprise and operational networks Ensuring the integrity, resilience and security of communication systems Troubleshooting complex network and communications issues across layered architectures Working closely with stakeholders to translate operational requirements into effective technical solutions Essential Skills and Experience Proven track record of implementing IP network solutions in live or operational environments Strong understanding of IP networking fundamentals, including routing, switching, addressing and network security Ability to validate and evidence technical decisions through testing, documentation and technical assurance activities Experience working with complex or mission‑critical communication networks Highly Desirable Experience Wireless networking technologies, including enterprise Wi‑Fi solutions Mobile communications such as 4G and 5G networks RF and VHF communication systems Secure communications and maintaining the integrity and confidentiality of data and voice traffic Working in environments where resilience, availability and security are critical The Ideal Candidate The successful candidate will be analytical, methodical and confident in defending their technical approach. They will be comfortable working across multiple communication technologies and will understand the importance of assurance, validation and security in modern communication networks. Next Steps If this opportunity aligns with your experience and you can demonstrate a strong background in IP networking and communications engineering, I would welcome the opportunity to discuss the role in more detail. Please apply with your CV or contact me directly for a confidential conversation. Marine Resources Recruitment Ltd acts as an employment agency for permanent and fixed term contract recruitment and as a recruitment business for the supply of contract workers. Please note that by applying for this job you accept our Terms of Use and Privacy Policy which can be found on our website

A reputable technology firm in North East England is looking for a Senior RF Design Engineer to lead RF/mmWave design work on various subsystems. Candidates should possess a relevant degree and hands-on experience with RF design tools. This role involves full design lifecycle responsibilities, inclu

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