Closing date for applications - 18th January 2026.

Great opportunity to work as a Bylor Security Risk Manager on our prestigious contract at Hinkley Point C in Somerset.

Location: Bridgwater
Hours: 45 hours per week contract hours to suit business needs with expectation to be flexible. Ability to work early, late and nights or weekends if required.
Pay rate: £24.35 per hour

Your Time at Work

The Bylor Security Risk Manager serves as the designated Security Responsible Person (SRP) for Bylor on the Hinkley Point C Nuclear New Build (NNB) project. Acting as a champion for secure practices, the Security Risk Manager is accountable for promoting a strong security culture and implementing risk mitigation measures to counter adversarial threats to Bylor's assets, personnel, property, and information. This role supports the Construction Security Manager (CSM) in developing and applying proportionate, cost-effective security arrangements in alignment with the Construction Site Security Plan and all applicable regulatory requirements.

Key Responsibilities:
- Serve as the Security Responsible Person (SRP) for Bylor, ensuring adherence to security governance and regulatory obligations
- Champion secure behaviours across the project, fostering a strong and proactive security culture
- Identify, assess, and manage security risks, implementing mitigation measures to reduce exposure to adversarial threats, utilising the HPC Security Vulnerability Assessment and Adversarial Risk Assessment Tool processes
- Collaborate with the Construction Security Manager to design and implement risk-proportionate and cost-effective security strategies (CCTV, Access Controls & Physical Protection Systems)
- Ensure Bylors compliance with the Construction Site Security Plan and applicable legislation, standards, and regulatory frameworks
- Monitor and review security performance, providing reports and recommendations for continuous improvement
- Act as a key point of contact for Bylor security-related matters, liaising with internal stakeholders, contractors, and regulatory bodies
- Take an integral role within the HPC Construction Security Risk Management Team
- Update and implement security mitigations captured within the Bylor Security Management Plan (SMP)
- Produce comprehensive Security Vulnerability Assessments (SVA) of Bylor platforms, storage and work area in collaboration with the NNB Security Risk Management Team
- Highlight and report identified adverse security trends to senior Bylor management
- Have an awareness and understanding of the ONR Fundamental Security Principles (FSyP) and Physical Protection Systems (PPS). Including determining the categorisation of assets, equipment and materials exposure to theft, malicious damage and sabotage
- Participate in the HPC Security Special Interest Group (SIG), engaging with other HPC Tier 1 Security Management (SRP's)
- Conduct and record Bylor security assurance activities, including platform and storage laydown area visits

Key Skills & Competencies:

- Desirable - knowledge of the HPC project policies, procedures and processes
- Attention to detail when producing written security reports and documentation
- Ability to project manage multiple security projects within the construction area
- Relationship building skills and ability to interact with T1 security managers
- Ability to confidently deliver security briefings/presentations to MEH personnel
- Ability to deliver proportionate security solutions
- Ability to manage and work within a small, close-knit team
- Ability to operate in diverse and challenging environments
- Strength of character to challenge poor security and personal behaviours
- IT proficient

Preferred Experience:

- A security professional with prior experience gained in a corporate, Critical National Infrastructure, police, or military environment
- Experience of construction activities or large infrastructure projects
- L4 Security Risk Management
- Level 5 or above Security Management Qualified (preferred but not essential)

Specific Occupational Requirements:

- SIA licence
- Physical intervention qualified
- Ability to pass and hold national security clearance vetting
- Produce a five-year verifiable work history

Key Information and Benefits

- Permanent Contract
- 252 hours (28 days per annum, inclusive of bank holidays) pro rota
- G4S National Pensions Scheme
- Dell, Vodafone and O2 discounts
- Perks at Work (national discount scheme)
- Health Saturday Fund (health cash plan for you and your family)

G4S are a recognised Disability Confident Leader Employer, committed to fostering an inclusive workplace where everyone can thrive. They prioritise accessibility, support, and opportunity for all employees. Join their diverse and empowering team today!

Job Ref: G229

About Staffline

Staffline are working in Partnership with G4S, providing a recruitment solution for security roles.

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