Cyber Security Assurance Senior Manager

Job description for Cyber Security Assurance Senior Manager

Are you ready to take the lead in safeguarding critical systems and infrastructure? At DE&S, we’re searching for a dynamic Cyber Security Assurance Senior Manager who’s ready to make a real impact on both organisational and national security. This is a high-profile opportunity where you’ll head up a talented team of Cyber Security Assurance specialists, collaborating with internal stakeholders, industry partners, and suppliers to deliver secure, resilient solutions.

You’ll be the driving force behind robust assurance processes, championing Secure by Design principles and providing expert guidance to senior stakeholders. Your influence will shape projects throughout the entire system life‑cycle, ensuring security standards are upheld and innovation thrives across the supply chain.

This isn’t just a desk job—it’s a chance to broaden your horizons. With opportunities for international travel and involvement in global projects, you’ll experience variety, challenge, and the chance to build strong professional networks. As a leader, you’ll mentor your team, deliver exceptional results, and develop your own technical, strategic, and leadership skills along the way.

If you’re passionate about cyber security, thrive in a leadership role, and want to make a tangible difference, this is your moment. Join us and help advance cyber security assurance, protecting the systems and infrastructure that matter most.

We champion flexible ways of working. Regular in‑person attendance is required (this is expected to be approximately 60% of your working week) to promote the benefits of face‑to‑face collaboration alongside flexibility of hours to support work‑life balance and business need. Initially, you may be expected to attend more frequently to familiarise yourselves with the site, the team, and your role.

• Leading teams of Cyber Security Assurance SMEs on large or complex projects, ensuring high‑quality work that meets business needs, service levels, security outcomes, risk management activities, applying and maintaining frameworks aligned to the three Lines of Defence.
• Implementing Cyber Security Assurance processes, governance, and procedures, ensuring alignment with business requirements and Secure by Design principles.
• Collaborating, building, and maintaining strong relationships with internal stakeholders, industry partners, and suppliers to support the delivery of secure and resilient systems, and ensuring that security requirements are understood, implemented, and maintained throughout the supply chain.
• Providing guidance and assurance to ensure that systems, platforms, and infrastructure are adequately secured and meet organisational security needs.
• Advising senior stakeholders on Cyber Security Assurance, influencing project direction on Secure by Design and Cyber Security.
• Ensuring compliance with regulatory requirements and relevant legislation, working closely with suppliers and industry to uphold these standards.

To be successful with your application, you’ll need to show that you meet the following essential criteria :

• Degree in an IT related area or relevant experience. (Lead Criterion)
• Demonstrable proven experience in information risk management and decision‑making.
• Hold OR show a commitment to working towards CompTIA Security+, or Network+, or Certified Information Security Management Principles (CISMP).

In addition to the responsibilities above, the following technical competences and behaviour swill be assessed at interview :

• Core Behaviour 1 :
  Delivering at pace – CSBC4
• Core Behaviour 2 :
  Making effective decisions – CSBC4
• Technical Competence 1 :
  Information risk assessment and risk management – Expert level
• Technical Competence 2 :
  Secure supply chain management – Practitioner level

Alongside your salary of £64,700, Ministry of Defence contributes £18,743 towards you being a member of the Civil Service Defined Benefit Pension scheme. Find out what benefits a Civil Service Pension provides.

• 25 days’ annual leave +1 day a year up to 30 days, 8 bank holidays and a day off for the King’s birthday
• Flexible…