Principal Platform Engineer
Onsite - London
£75,000 - £85,000 + excellent benefits
Active DV Clearance Required

Join a mission-critical environment where your expertise truly matters.

We're seeking a highly skilled Principal Platform Engineer to support and enhance a secure, high-performance MOD environment. This is a fantastic opportunity to work at the forefront of enterprise IT, tackling complex challenges while contributing to systems that demand the highest levels of resilience and security.

You'll be part of a collaborative, expert team where your input will shape infrastructure design, delivery, and ongoing optimisation.

• Owning and resolving complex 3rd line technical issues
• Designing, deploying, and maintaining secure Windows-based infrastructure
• Supporting and optimising enterprise environments across multiple technologies
• Implementing security controls and ensuring compliance standards are met
• Contributing to key infrastructure and transformation projects

• Windows Server (Active Directory, GPO, DNS, DHCP)
• VMware (vSphere, ESXi, NSX, vSAN)
• MECM, SCOM & endpoint management tools
• Ivanti (or similar endpoint control platforms)

• Proven experience in 3rd line support within enterprise environments
• Strong expertise across Windows infrastructure technologies
• Solid understanding of virtualisation (VMware stack)
• Experience working in secure or MOD environments
• Knowledge of compliance frameworks such as NIST, RMADS, SyOPs
• A proactive, problem-solving mindset with strong ownership

• Work on high-impact, secure government projects
• Be part of a collaborative and highly skilled team
• Opportunities to influence infrastructure design and strategy
• Competitive salary and comprehensive benefits package

Ready to take your infrastructure career to the next level? Apply now and be part of something critical.