IT Infrastructure Engineer

Our client, a prominent player in the defence and security sector, is currently seeking an IT Infrastructure Engineer to join their team on a permanent basis. This role is based in Bristol and involves working on client sites across the Southwest. The successful candidate will need to obtain or hold SC clearance., * Full lifecycle IT infrastructure delivery, including design, deployment, configuration, documentation, and support

• Hands-on work with Windows Server, Active Directory, Group Policy, DNS/DHCP, virtualisation platforms (VMware, Hyper-V), firewalls (e.g., Cisco ASA, Fortinet, Palo Alto), and networking (site-to-site VPNs, LAN/WAN configuration)
• Perform regular health checks and system hardening aligned with cyber security standards
• Liaise with clients across the Southwest, requiring local travel
• Contribute to strategic planning with the Business Unit Director and Delivery Teams
• Support the setup and improvement of project delivery standards, documentation, and best practices
• Act as a mentor or lead for junior engineers where needed

• Strong experience with core Microsoft infrastructure including Active Directory, DNS, DHCP, and Windows Server
• Proficiency in virtualisation platforms such as VMware or Hyper-V
• Experience in site-to-site networking, including VPNs, subnets, and VLANs
• Expertise in firewalls and secure boundary design
• Knowledge of patch management and vulnerability remediation
• Aware of Cyber Essentials and MoD/Defence security compliance standards
• Comfortable working in air-gapped and secure environments, * Core Microsoft infrastructure (AD, DNS, DHCP, Windows Server)
• Virtualisation (VMware or Hyper-V)
• Site-to-site networking, including VPNs, subnets, VLANs
• Firewalls and secure boundary design
• Patch management and vulnerability remediation
• Awareness of Cyber Essentials / MoD/Defence security compliance standards
• Comfortable working in air-gapped / secure environments

Soft Skills:

• Excellent communicator (both internally and client-facing)
• Team player, willing to assist across roles and functions
• Ability to work independently and proactively
• Adaptable to different industries (defence, engineering, manufacturing, etc.)
• Comfortable under pressure and meeting tight deadlines, * SC Cleared or eligible to obtain clearance
• Microsoft certifications (e.g., MCSA, MS-102, AZ-104)
• VMware Certified Professional (VCP)
• CompTIA Security+ or equivalent
• PRINCE2 or ITIL Foundations (understanding of delivery frameworks)

Personality & Fit:

• Willing to handle any part of IT delivery
• Confident on-site presence; thrives in collaborative settings
• Open to being fully onsite - both in Bristol HQ and at client locations
• Open to contractors awaiting permanent hires with long notice periods

Security & Compliance:

• All roles subject to UK MoD security vetting (minimum SC)
• Must be a UK resident with at least 5 years of traceable residency
• Identity and Right to Work checks required pre-employment

If you are an experienced IT Infrastructure Engineer ready to take on a challenging and rewarding role within the defence and security sector, we would love to hear from you. Apply now to join our client's dedicated team in Bristol and across the Southwest.