Microsoft System Administrator
1 day ago
Hoddesdon
🚀 Senior Microsoft 365 Administrator 📍 Hoddesdon, UK | 🏢 Hybrid (onsite & remote) + occasional UK travel We’re recruiting a Senior Microsoft 365 Administrator to take ownership of the administration, optimisation, and security of a complex Microsoft 365 environment within a highly regulated, global organisation operating to ITIL / ISO standards. This is a hands‑on, senior technical role with real influence — ideal for someone who enjoys leading initiatives, acting as a technical authority, and mentoring others while driving continuous improvement. 🔹 The Role You’ll be responsible for the end‑to‑end management of Microsoft 365 services, ensuring stability, performance, security, and alignment with organisational goals. Acting as a subject matter expert, you’ll lead migrations, enhancements, and optimisations, while supporting complex escalations and guiding junior team members. The role involves a mix of strategic ownership and hands‑on delivery, with collaboration across IT and business teams. 🔹 Key Responsibilities • Lead administration, management, and optimisation of Microsoft 365 services, • Own and deliver migrations, updates, and platform improvements, • Use PowerShell scripting and automation to drive efficiency and best practice, • Act as SME for complex escalations, troubleshooting and resolving issues, • Develop, document, and maintain processes, procedures, and standards, • Manage patch testing and deployment across end‑user devices, • Monitor and maintain security, compliance, and risk controls, • Mentor and support junior IT team members, • Collaborate cross‑functionally to align M365 initiatives with wider business goals, • Stay current with emerging Microsoft technologies and recommend improvements Essential: • 8+ years’ experience working in a Microsoft enterprise environment, • Strong hands‑on expertise with Microsoft 365, including:, • Intune, • Exchange Online, • SharePoint Online, • Microsoft Teams, • Proven experience leading M365 migrations and optimisations, • Advanced PowerShell scripting and automation skills, • Strong understanding of identity, security, compliance, and modern architectures, • Excellent problem‑solving and troubleshooting capability, • Confident communicator, able to explain technical concepts clearly, • Experience mentoring or leading other technical team members Desirable: • Microsoft certifications (e.g. Enterprise Administrator Expert, Modern Desktop Administrator), • Senior, influential role with real ownership, • Technically complex Microsoft 365 estate, • Collaborative, professional IT environment, • Opportunity to shape standards, processes, and future direction, • Mix of strategic work and hands‑on technical delivery 📩 Interested? Apply directly via LinkedIn or reach out for a confidential discussion. Planet Pharma is an equals opportunities Recruitment Business and Agency. We welcome applications from all suitably qualified candidates regardless of their race, sex, disability, religion/belief, sexual orientation, or age.
