System Administrator - Server & Cloud Infrastructure
25 days ago
Aberdeen
Job Description System Administrator – Server & Cloud Infrastructure Overview We are seeking a Server & Cloud Systems Administrator to design, operate, and maintain enterprise server and cloud infrastructure supporting mission-critical systems. This role focuses on backend infrastructure platforms—including compute, virtualization, storage, networking, and cloud services—rather than desktop or end-user support. The ideal candidate is a hands-on infrastructure engineer with deep experience in Windows/Linux servers and modern cloud environments. Responsibilities • Server & Infrastructure Operations, • Administer and maintain Windows Server and Linux server environments (physical and virtual), • Deploy, configure, and manage virtualization platforms (VMware vSphere / Hyper-V / KVM), • Manage enterprise storage systems (SAN/NAS) and backup platforms, • Perform OS hardening, patching, lifecycle management, and upgrades, • Monitor system health, capacity, and performance, • Cloud Infrastructure Administration, • Administer cloud environments (AWS, Azure, and/or Google Cloud), • Manage compute, storage, networking, and identity services:, • EC2/VMs, VPC/VNet, IAM, S3/Blob Storage, Load Balancers, Security Groups, etc., • Implement and maintain Infrastructure as Code (Terraform, CloudFormation, or ARM/Bicep), • Support hybrid environments (on-prem ↔ cloud connectivity), • Networking & Security, • Configure and maintain server-side networking (DNS, DHCP, NTP, routing, firewall rules), • Implement segmentation, access controls, encryption, and logging, • Support vulnerability remediation and security compliance activities, • Automation & Reliability, • Automate administrative tasks using PowerShell, Bash, or Python, • Build monitoring and alerting solutions, • Participate in incident response and root-cause analysis, • Develop operational runbooks and documentation, • Collaboration, • Partner with DevOps, cybersecurity, and application teams, • Provide infrastructure guidance for new systems and deployments, • Other duties as assigned Qualifications • Strong Windows Server and Linux administration background, • Experience with virtualization platforms (VMware, Hyper-V, etc.), • Experience administering cloud infrastructure (AWS, Azure, or GCP), • Strong networking fundamentals (TCP/IP, VLANs, routing, firewalls), • Experience with scripting/automation (PowerShell, Bash, Python), • Ability to troubleshoot complex infrastructure issues, • Excellent written and verbal communication skills for remote collaborationPreferred Qualifications, • Infrastructure as Code (Terraform, CloudFormation, ARM/Bicep), • Experience with containers and orchestration (Docker, Kubernetes), • Experience with enterprise backup and DR platforms, • Experience supporting compliance frameworks (NIST 800-53, ISO 27001, SOC 2, FedRAMP, CMMC), • Relevant certifications:, • AWS SysOps Administrator / Solutions Architect, • Microsoft Azure Administrator, • VMware VCP, • RHCSA/RHCE Clearance: DOW secret level clearance. Education & Experience: • 7+ years of IT infrastructure experience with 5+ years managing server environments, • A bachelor’s degree. A preferred degree in Computer Science, Mathematics, or other Engineering or Technical discipline., • Aberdeen Proving Grounds, Maryland. Travel: • Minimal. Join the Team: Tech(x) is a customer centric team, both external and internal customers. This team supports each other to be successful on the job and in meeting the mission. Tech(x) is an Equal Opportunity Employer.