Senior Infrastructure Engineer

MASS; Cambridgeshire and Peterborough; On-site; GBP 50,000 - 70,000; Full time

Job summary

A leading company in the IT sector is seeking a Senior Infrastructure Engineer to join their Digital Services Group. This role requires at least 5 years of experience in managing secure networks and will involve working on cutting-edge projects at their Cambridgeshire HQ. The right candidate will design and support infrastructures using a variety of technologies and mentor junior staff.

Benefits

25 days annual leave

Private Medical & Dental

Pension scheme choices

Life Assurance up to 4x salary

Annual Wellness Allowance

Qualifications

• Over 5 years of experience in IT infrastructure roles.
• Extensive knowledge of secure network configurations.
• Experience with various Windows Server technologies.

Responsibilities

• Lead the full engineering lifecycle of secure networks.
• Design, implement, and support secure network infrastructures.
• Provide 3rd-line support and mentor junior engineers.

Skills

Windows Server

Network Hardware

OS Support

Virtualization

Troubleshooting Skills

Solution Design

Tools

Jira Service Desk

SQL Server

Nessus

Wireshark

Dell SANs

Job description

Senior Infrastructure Engineer St Neots (PE19) Perm Full-Time on site

About the Role:

Join our Digital Services Group (DSG) in collaboration with the Electronic Warfare Operations Support Group (EWOS), a diverse team of over 60 professionals. We're building a pioneering team at a cutting-edge test and evaluation facility at our Cambridgeshire HQ.

We're seeking a Senior Infrastructure Engineer with at least 5 years of experience to lead the full engineering lifecycle of secure networks from requirements gathering and system design through to implementation, testing, commissioning, and ongoing support.

You will work with unprecedented customer access, cutting-edge technologies, and industry-best practices to shape the IT infrastructure of a revolutionary synthetic test and evaluation system.

Key Responsibilities:

• Translate business needs from non-technical stakeholders into technical specifications.
  
• Design, implement, and support secure network infrastructures.
  
• Provide 3rd-line support and act as a technical mentor to junior engineers.
  
• Manage the configuration and deployment of Windows Server environments (2022/2025).
  
• Oversee multi-vendor systems (FortiGate, Cisco, Dell) and virtualization platforms.
  
• Ensure projects meet requirements and follow change management protocols.
  

Essential Skills & Experience

• Windows Server (2022/2025): AD, Group Policy, WSUS, DHCP, NPS, LDAPS, LAPS, AppLocker, PKI, Smart Cards, File Servers, KMS, WDS/MDT.
  
• OS Support: Windows 10/11
  
• Network Hardware: FortiGate Firewalls, Cisco Switches
  
• Virtualization: Hyper-V, VMware vSphere
  
• Hardware: Dell SANs (iSCSI, RAID), Dell Servers
  
• Software: Nessus, Ad Audit Plus, SIEM, Wireshark, SQL Server, Jira Service Desk
  
• Other: Linux experience, excellent independent troubleshooting skills, solution design and delivery
  

Desirable Skills

Experience or interest in learning the following is advantageous:

• GitLab, Ansible
  
• CATAPAN encryption devices
  
• CIS benchmarks
  
• PRTG Network Monitor
  
• Veeam Backup & Replication
  
• Familiarity with Agile/SCRUM methodologies
  

Benefits:

• Annual Leave: 25 days (includes up to 3 days for December shut-down) + buy/sell up to 5 days
  
• Pension: Choice of two schemes
  
• Healthcare: Private Medical & Dental + discounts for family members
  
• Life Assurance: Up to 4x salary
  
• Schemes: Share Save, Electric/Hybrid Car Leasing, Cycle to Work
  
• Discounts: Retail partner discounts
  
• Support: CPD opportunities, Annual Wellness Allowance, Mental health first aiders, Employee Assistance Programme
  

Security Requirements:

Due to the sensitive nature of our projects, candidates must be:

• A sole UK national
  
• Eligible to obtain and maintain DV (Developed Vetting) security clearance
  

If you re ready to lead cutting-edge IT infrastructure projects within a secure, collaborative environment, we d love to hear from you.