Network Administration jobs in United Kingdom

At Babcock we’re working to create a safe and secure world, together, and if you join us, you can play your part as a Network Security Engineer at our Hawthorn, Wiltshire site.

As the Network Security Engineer, you will have the opportunity to further develop your knowledge in a wide range of networking technologies. You will be responsible for maintaining the network security baseline and other tasks such as vulnerability management, threat detection and monitoring, incident response and security control implementation.

• Developing and enhance Network and Cyber Security baselines
• Implementing Cyber Security tooling
• Assisting with business-as-usual network configuration
• Performing gap analysis on systems and services
• Maintaining baselines of endpoints and servers
• Working across Linux and Microsoft Technology stacks

This role is full time, 37 hours per week and provides hybrid working arrangements with up to 3 days onsite and 2 days working from home.

• An understanding of security architecture required within compartmented certified environments.
• Knowledge of JSP 604, 440 and relevant BS EN standards.
• Experience in a Network Security role.
• Experience of ICT systems in complexed environments.
• Experience creating, maintaining, and cataloguing Configuration Management documentation.

• Experience with Network Security supported by a relevant certificate/ qualification.

The successful candidate must be a sole UK national who is able to achieve and maintain Security Check (SC) security clearance for this role. You may be required to achieve Developed Vetting (DV) security clearance once in post.

Many of the positions within our company are subject to national security clearance and Trade Control restrictions. This means that your eligibility for certain roles may be affected by your place of birth, nationality, current or former citizenship, and any residency you hold or have held. Further details are available at United Kingdom Security Vetting: clearance levels - GOV.UK (www.gov.uk)

• Matched contribution pension scheme, with life assurance
• Access to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+
• Employee share scheme
• Employee shopping savings portal
• Payment of Professional Fees
• Reservists in the armed forces receive 10-days special paid leave
• Holiday Trading is a benefit that allows UK Babcock employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement. This Window opens February through to March annually
• ‘Be Kind Day’ enables employees to take one working day's paid leave a year (or equivalent hours) to undertake volunteering work with their chosen organisation or registered charity
• Excellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial wellbeing

For over a century Babcock has helped to defend nations, protect communities and build a better world. To continue, we must adapt, advance and be a sustainable business with a shared goal.

We are a disability confident committed employer. If you have a disability or need any reasonable adjustments during the application and selection stages, please email careers@babcockinternational.com with the subject header ‘Reasonable adjustments requirement’. We’re committed to building an inclusive culture where everyone’s free to thrive. We are happy to talk about flexible working – please ask about alternative patterns of work at interview.

Closing Date: 07/01/2026

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