Security Engineer Lead

Job Description

Why this job matters

BT Group’s ability to operate and protect the UK’s national telecommunications infrastructure depends on strong, reliable and well governed privileged access controls. This role is critical to ensuring that access to live network applications is secure, auditable and resilient, reducing the risk of service disruption, cyber compromise and regulatory noncompliance.
Operating within the requirements of the Telecommunications Security Act, this role directly contributes to protecting BT’s customers, reputation and national services by building, running and maintaining the privileged access and identity services that engineers rely on to safely operate and change the network. The work has real world impact, supporting 24/7 live operations and ensuring that critical services remain secure, available and trustworthy.

This role is hybrid (3 days in office) & can be based in 1 of the following sites: Birmingham, Belfast, Bristol, Glasgow, London, Manchester, Sheffield

What you’ll be doing

• Own the technical direction, delivery and operation of Privilege Access Workstations, Privilege Access Management and Identity Access Management platforms to deliver secure access to business critical TSA environments.
• Translate TSA and BT security requirements into implemented, auditable technical controls, embedding security by design.
• Lead threat modelling, security assessments and resilience testing to inform platform design and investment decisions.
• Ensure platforms are secure, resilient, highly available and operable, meeting agreed service levels.
• Provide authoritative security engineering leadership to architecture, service and operations teams.
• Own compliance, documentation and assurance evidence to support TSA audits and reviews.
• Lead incident response and recovery for PAW, PAM and IAM services, including on call escalation where required.
• Line manage and develop security engineers, setting standards, building capability and driving accountability.
• Drive continuous improvement across security engineering practices, automation and tooling.

Skills Required for the Role

• Strong experience leading the design and operation of PAW, PAM and/or IAM platforms in complex, live environments.
• Deep understanding of identity, authentication, authorisation and privileged access technologies.
• Proven ability to embed security controls by design and manage security risk pragmatically.
• Hands on background across Windows, Linux, identity services, networking and secure access technologies.
• Experience operating in 24/7 production environments, managing incidents and restoring service safely.
• Ability to clearly communicate technical risk, decisions and trade offs to senior stakeholders.
• Demonstrated people leadership, including coaching engineers and growing technical capability.
• Strong documentation skills, producing design artefacts and compliance evidence suitable for audit.

Experience Required for the Role

• Team leadership experience.
• Knowledge of any of the below is advantageous:
  • Windows/Linux server ecosystem.
  • PKI.
  • Identity Access Management.
  • Firewalls/ VPN / ZTNA.
  • Proxy servers.
  • Privileged Access.
  • PowerShell scripting and Ansible.
• Technical delivery and operations.
• Security control integration, hardening & hygiene.
• Working in regulated environment
• 24/7 technical operations.

Benefits

• On target 15% on target bonus​
• Health Care
• Car Allowance
• BT Pension scheme, minimum 5% Employee contribution, BT contribution 10%​
• From January 2025, equal family leave: receive 18 weeks at full pay, 8 weeks at half pay and 26 weeks at the statutory rate. It’s for all parents, no matter how your family is made up.​
• Enhanced women’s health support: including help with menopause symptoms, cancer screenings, period care and more.​
• 25 days annual leave (not including bank holidays), increasing with service​
• 24/7 private virtual GP appointments for UK colleagues​
• 2 weeks carer’s leave ​
• World-class training and development opportunities​
• Option to join BT Shares Saving schemes.​

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About us

BT Group was the world’s first telco and our heritage in the sector is unrivalled. As home to several of the UK’s most recognised and cherished brands – BT, EE, Openreach and Plusnet, we have always played a critical role in creating the future, and we have reached an inflection point in the transformation of our business.

Over the next two years, we will complete the UK’s largest and most successful digital infrastructure project – connecting more than 25 million premises to full fibre broadband. Together with our heavy investment in 5G, we play a central role in revolutionising how people connect with each other.

While we are through the most capital-intensive phase of our fibre investment, meaning we can reward our shareholders for their commitment and patience, we are absolutely focused on how we organise ourselves in the best way to serve our customers in the years to come. This includes radical simplification of systems, structures, and processes on a huge scale. Together with our application of AI and technology, we are on a path to creating the UK’s best telco, reimagining the customer experience and relationship with one of this country’s biggest infrastructure companies.

Change on the scale we will all experience in the coming years is unprecedented. BT Group is committed to being the driving force behind improving connectivity for millions and there has never been a more exciting time to join a company and leadership team with the skills, experience, creativity, and passion to take this company into a new era.

A FEW POINTS TO NOTE:

Although these roles are listed as full-time, if you’re a job share partnership, work reduced hours, or any other way of working flexibly, please still get in touch.

We will also offer reasonable adjustments for the selection process if required, so please do not hesitate to inform us.

DON'T MEET EVERY SINGLE REQUIREMENT?

Studies have shown that women and people who are disabled, LGBTQ+, neurodiverse or from ethnic minority backgrounds are less likely to apply for jobs unless they meet every single qualification and criteria. We're committed to building a diverse, inclusive, and authentic workplace where everyone can be their best, so if you're excited about this role but your past experience doesn't align perfectly with every requirement on the Job Description, please apply anyway - you may just be the right candidate for this or other roles in our wider team.