Business & Security Lead

Business & Security Lead

Full-Time 50000 - 65000 £ / year (est.) Home office (partial)
Amentum

At a Glance

  • Tasks: Lead a team to deliver business support services in a dynamic nuclear environment.
  • Company: Join Amentum, a forward-thinking company committed to innovation and collaboration.
  • Benefits: Enjoy competitive pay, health cover, flexible working, and professional development opportunities.
  • Other info: Embrace a culture of care, collaboration, and continuous improvement.
  • Why this job: Make a real impact in security and operations while growing your career.
  • Qualifications: Experience in business support, security, and payroll management is essential.

The predicted salary is between 50000 - 65000 £ per year.

At Amentum, we're not just solving problems; we're engineering the future. Our team is driven by an unyielding commitment to innovation, integrity, and collaboration, tackling some of the most significant challenges in science, security, and sustainability. If you're passionate about making a real impact and want to be part of a community that values ethical excellence, this is the place where your ambition can thrive.

Here, we believe that success comes from continuously pushing boundaries and working together to deliver on our promises. We embrace challenges with confidence and are dedicated to creating a secure and vibrant future for all. We’ll inspire and empower you to deliver your best work so you can evolve, grow and succeed – today and into tomorrow.

We offer an exciting range of opportunities to develop your career within a supportive team who always strive to do the right thing for our people, clients and communities. People are our greatest asset, and we offer a competitive package to retain and attract the best talent. In addition to the benefits you’d expect, UK employees also receive free single medical cover and digital GP service, family-friendly benefits such as enhanced parental leave pay and free membership of employee assistance and parental programmes, plus reimbursement towards relevant professional development and memberships.

Work-life balance and flexibility is a key focus area for us. We’re happy to discuss hybrid, part-time and flexible working hours, patterns and locations to suit you and our business.

About the Opportunity

The Business & Security Lead is accountable for leading and delivering a robust, compliant, and customer‑focused business support service within the Sellafield Licensed Site. The role plays a critical part in enabling safe and efficient operations by ensuring effective security and passes administration, personnel vetting, and the accurate delivery of blue-collar payroll in accordance with NAECI and Civil Working Rule Agreements. Operating in a highly regulated nuclear environment, the post holder ensures full compliance with Sellafield Ltd governance, security, and data protection requirements, while driving continuous improvement and supporting operational and project delivery.

Key Accountabilities:

  • Leadership & Team Management
    • Lead, manage, and develop a team of business support administrators, ensuring capability, resilience, and succession within the function.
    • Set clear priorities and performance expectations aligned to Sellafield and Amentum values and behaviours.
    • Provide coaching, mentoring, and performance management to support individual and team development.
  • Business Support Delivery
    • Ensure the effective delivery of end‑to‑end business support services across assigned operational and project areas.
    • Oversee passes, security access, and personnel administration in line with Sellafield site security requirements.
    • Manage personnel vetting and onboarding processes to ensure safe, compliant access to the licensed site.
  • Payroll & Working Rule Agreements
    • Ensure the accurate and timely processing of blue-collar payroll in accordance with NAECI and Civil Working Rule Agreements.
    • Maintain a detailed working knowledge of WRAs to ensure correct interpretation and application.
    • Resolve payroll queries, discrepancies, and escalations in collaboration with payroll and HR teams.
  • Compliance, Governance & Assurance
    • Ensure all activities comply with Sellafield Ltd policies, nuclear site licence conditions, contractual obligations, and GDPR requirements.
    • Maintain high standards of data quality, record keeping, and confidentiality.
    • Support audits, assurance activities, and internal reviews, providing evidence and demonstrating effective controls.
  • Stakeholder Management
    • Act as a key interface with operational teams, project managers, HR, finance, security, and contractor organisations.
    • Build effective working relationships to enable delivery and resolve issues promptly.
    • Provide clear guidance and advice on business support processes and site requirements.
  • Continuous Improvement
    • Identify opportunities to improve efficiency, standardisation, and service quality across business support activities.
    • Lead and contribute to process improvement initiatives in line with Sellafield continuous improvement principles.
    • Support organisational change activities impacting business support and administrative functions.

Skills & Experience:

  • Significant experience in a business support, security, administrative and payroll management role.
  • Demonstrable experience working within a highly regulated environment (nuclear, construction, infrastructure, or similar).
  • Experience of blue-collar payroll processes.
  • Working knowledge of NAECI and Civil Working Rule Agreements.
  • Proven people management and leadership capability.
  • High level of attention to detail and commitment to data accuracy and compliance.
  • Experience handling sensitive and confidential information.
  • Strong stakeholder management and communication skills.
  • Experience working within the Sellafield Ltd environment or on a nuclear licensed site.
  • Experience of security access, passes administration, and personnel vetting systems.
  • Experience leading process improvement or standardisation initiatives.

Qualifications:

  • NVQ Level 3 in Business and Administration or equivalent experience or 5 years’ experience in Administration.

Behaviours & Values:

  • Commitment to nuclear safety, security, and compliance.
  • Professional integrity and accountability.
  • Collaborative, customer‑focused approach.
  • Ability to manage competing priorities in a complex operational environment.
  • Proactive mindset with a focus on continuous improvement.

Our Culture:

Our values are built on a strong foundation of safety, integrity, and respect for every individual. People are at the heart of our mission, and we believe in supporting one another through a culture of care and collaboration. We strive to create a workplace where everyone feels they belong and can thrive. Supporting mental wellbeing and fostering a sense of connection are essential to how we work. When we embrace different perspectives and work together, we become more innovative, more agile, and more successful.

We partner with VERCIDA, for greater online accessibility please visit www.vercida.com to view and access our roles. As a Disability Confident employer, we will interview all disabled applicants who meet the minimum criteria for a vacancy. We welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role. If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team.

Business & Security Lead employer: Amentum

At Amentum, we pride ourselves on being an exceptional employer, offering a dynamic work environment that champions innovation, integrity, and collaboration. Our commitment to employee growth is evident through our extensive professional development opportunities, competitive benefits package, and a strong focus on work-life balance, including flexible working arrangements. Located at the Sellafield Licensed Site, we foster a culture of care and support, ensuring that every team member feels valued and empowered to make a meaningful impact in a highly regulated and rewarding sector.

Amentum

Contact Details:

Amentum Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Business & Security Lead

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We think you need these skills to ace Business & Security Lead

Leadership and Team Management
Business Support Delivery
Payroll Management
Compliance and Governance
Stakeholder Management
Attention to Detail
Data Accuracy

Some tips for your application 🫡

Show Us Your Leadership Skills:In the corporate leadership and management field, it's essential to highlight your leadership experience. Use your CV to flesh out examples of how you've led teams to success or managed significant projects. We want to see specific instances where your actions made a tangible difference in your previous roles!

Quantify Your Achievements:Numbers talk, especially in management! When detailing your achievements in your CV or cover letter, don’t just say you improved team performance. Instead, say you boosted productivity by 30% over six months through effective strategy implementation. This makes your application pop and shows us what you can bring to Amentum.

Craft a Compelling Cover Letter:Your cover letter is your chance to narrate your professional journey. We’re looking for motivation and a clear understanding of what corporate leadership means to you. Dive into your aspirations and how they align with the values and vision of Amentum. Make it personal – we want to get to know you!

Tailor Your CV for Management Roles:Ensure your CV reflects the management skills that are essential for this role. Focus on competencies like strategic planning, team building, and problem-solving. Use a clean layout, and don’t forget to align your experiences with those keywords mentioned in the job listing. This will help you stand out from the crowd!

How to prepare for a job interview at Amentum

Showcase Your Leadership Style

You’ll want to thoroughly convey your unique approach to leadership. During the interview with Amentum, be ready to share real-life examples of how you've inspired and motivated teams in the past. Think about specific achievements that illustrate your strategic thinking and your ability to drive results.

Brush Up on Management Theories

Expect some technical questions related to management theories and practices. Brush up on concepts like transformational leadership, servant leadership, or situational leadership. Be prepared to discuss how you would apply these theories to the role at Amentum, especially in the specific context of the challenges they’re currently facing.

Craft Your Vision for the Company

Since this is a full-time leadership role, spending time thinking about your vision for Amentum could really set you apart. Consider potential strategies for growth and how you would lead teams towards achieving them. This shows not just enthusiasm, but also strategic foresight that they’ll likely be looking for in a candidate.

Emphasise Team Dynamics and Culture

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