Network Security Lead

Babcock Mission Critical Services España SA.; Corsham; Hybrid; GBP 100,000 - 125,000; Full time

Job summary

A leading security solutions provider in Corsham seeks a Network Security Lead. This full-time role involves managing network security, handling incident responses, and supporting their security policies. You will have essential experience in network security, based on relevant qualifications. The position offers hybrid working arrangements with a competitive salary and unique benefits, including development opportunities and a pension scheme. Suitable candidates must be UK nationals eligible for security clearance.

Benefits

Matched contribution pension scheme

Access to Digital GP

Employee share scheme

Holiday Trading

‘Be Kind Day’ for volunteering

Excellent development opportunities

Qualifications

• An understanding of security architecture in certified environments.
• Knowledge of JSP 604, 440, and relevant BS EN standards.
• Experience in a Network Security role in complex environments.
• Experience in maintaining Configuration Management documentation.

Responsibilities

• Maintain the network security baseline.
• Assist in creating policies for operational network support.
• Develop tooling to support Network Security.

Skills

Network Security management

Vulnerability management

Incident response

Security control implementation

Education

Relevant certificate or qualification in Network Security

Job description

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Network Security Lead

Location: Corsham, GB, SN13 9NP

Onsite or Hybrid:

Job Title: Network Security Lead

Compensation: Competitive Salary + Benefits

Role Type: Full time / Permanent

Role ID: SF 70455

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 Lead at our Hawthorn, Wiltshire site.

The Role

As the Network Security Lead, you will have the opportunity to further develop your knowledge in a wide range of networking technologies.

The Network Security Lead 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 enhancing Network Security baselines
• Assisting in creation of policies, processes to support the operational network
• Assisting with development of network config changes
• Developing appropriate tooling to support Network Security
• Represent Engineering to our customers and support with collaboration working groups

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.

Essential Experience of the Network Security Lead

• 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.

Qualifications for the Network Security Lead

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

Security Clearance

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)

What We Offer

• 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 FeesReservists 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

Babcock International

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 [e-mail] 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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