Job Description
Do you want to grow your career in network engineering and work on projects that safeguard the UK’s national interests? At Leonardo, our Network Systems Engineers are at the heart of designing, configuring, and supporting secure networks that keep our customers connected and protected. We are looking for a Principal / Lead Networking Systems Engineer based at our dedicated site in Southampton.
Responsibilities
- Lead the design, configuration, and support of secure networks for naval platforms.
- Work within an Integrated Project Team and report to the Project System Design Authority.
- Define, execute, and validate tests across IP networks and hosted systems.
- Document and verify network configurations and designs for new and existing systems.
- Collaborate closely with customers during verification and validation to ensure systems meet requirements.
- Provide post‑deployment support, including obsolescence management and approval of configuration changes.
Qualifications
- Solid understanding of core networking concepts and protocols (TCP/IP, OSI model).
- Practical experience with network implementation, fault finding, and resolution.
- Experience designing and architecting network and server infrastructures, including Windows Server, Active Directory, DNS, DHCP.
- Hands‑on experience with COTS IP network equipment, particularly Cisco, and COTS virtual environment software.
- Experience in COTS server software such as Windows Server, Active Directory, DNS, DHCP.
- Demonstrable experience as a COTS IP networks practitioner; equivalent or higher than Cisco CCNA.
- Broad experience of all engineering lifecycle phases.
- Knowledge of network security concepts and secure configurations.
Desirable
- Use of DOORs in requirements management.
- Experience with COTS virtual environment backup software.
- Experience with COTS network management and diagnostic software such as SolarWinds and Wireshark.
- Experience with user Authentication, Authorization, and Accounting (AAA) server software.
- Experience with product lifecycle management tools, particularly Teamcenter.
- Understanding of VPNs, VLANs, and routing protocols.
Security Clearance
This role is subject to pre‑employment screening in line with the UK Government’s Baseline Personnel Security Standard (BPSS) and additional National Security Vetting (NSV) controls, including eligibility for the Security Check (SC) or Developed Vetting (DV).
Salary Range
£50,000 – £80,000, depending on grade and experience.
Benefits
- Generous leave with the opportunity to accrue up to 12 additional flexi‑days each year.
- Employer‑contributed pension scheme with up to 15% contribution.
- Free access to mental health support, financial advice, and employee‑led networks supporting inclusion and diversity.
- Eligibility for bonus scheme for employees at management level and below.
- Free access to over 4,000 online courses via Coursera and LinkedIn Learning.
- Referral programme with financial reward.
- Flexible benefits package worth up to £500 annually.
- Flexible working, including hybrid arrangements.
Location and Working Arrangements
Southampton, UK. The role involves a mix of on‑site work at a dedicated laboratory and remote work. The position is full‑time and permanent. Flexible hours and remote working options are available.
Eligibility
Applicants must have a UK passport and five years of UK residency.
Diversity and Inclusion
We are committed to building an inclusive, accessible, and welcoming workplace.
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