Information Assurance Security Engineer at Leidos

Description

Information Assurance Security Engineer

Location: Farnborough or Whiteley, with flexibility to work from home dependent on business demands

Join our UK Team who are committed to a Mission!

The Role:

Leidos is seeking a Cyber Security and Information Assurance Engineer to support a key national security programme. The role is responsible for implementing, monitoring, and maintaining security measures across complex systems, providing subject matter expertise within the Information Security Management (ISM) function, and ensuring risks to Confidentiality, Integrity, and Availability are effectively managed.

The engineer will contribute to security strategy, policy, and procedural development, act as a point of contact for client security assurance activity, and work closely with the ISM lead, programme suppliers, and technical teams.

Success requires strong technical proficiency, independent delivery capability, and a clear understanding of evolving cyber threats and security assurance practices. 

What will I be doing?

• Deliver day to day IT security objectives and lead assigned projects or assurance activities. 
• Integrate cyber assurance into multiple delivery methodologies (Agile, Waterfall, SAFe, Incremental, DevOps). 
• Act as a point of contact for client security teams on assurance matters. 
• Conduct vulnerability assessments, ITHCs, incident response activities, and evaluate responses to system security requirements. 
• Support accreditation and continuous assurance using recognised risk frameworks (ISO, NIST) and structured analysis methods. 
• Maintain and develop ISMS documentation and security artefacts (SyOPS, RMADS, Security Management Plans). 
• Contribute to the analysis of system security weaknesses and communicate findings to programme leads and engineering teams. 
• Understand security monitoring tools, logs, alerts, and protective monitoring systems (e.g., SIEM/SOC). 
• Maintain the Information Security Risk Register and coordinate monthly vulnerability management activities, ensuring remediation is tracked, reported, and aligned with the Security POAP. 
• Support delivery of contracted service levels and participate in security governance forums such as Security Working Groups. 
• Assist with security policy development, cryptographic assurance, audit support, and compliance with regulatory and client standards. 

What does Leidos need from me?

• Proven cybersecurity or information assurance experience. 
• Proficiency with common security tools (firewalls, IDS/IPS, antivirus, SIEM). 
• Familiarity with frameworks such as NIST, CIS, OWASP, ISO 27001. 
• Strong understanding of cybersecurity principles, CIA, risk management, and incident response. 
• Experience across the systems engineering lifecycle and its supporting processes. 
• Hands on experience with ITHC management, vulnerability assessment, and security assurance. 
• Familiarity with accreditation processes for secure/sensitive systems. 
• Experience maintaining security documentation sets (SyOPS, RMADS, ISMS elements). 

Practical understanding of:  

• Network and boundary protection technologies (firewalls, gateways, IDS/IPS, diodes). 
• Protective monitoring systems (SIEM/SOC). 
• Authentication and authorisation (PKI, LDAP, SAML). 
• Encryption principles and secure communications. 

Communication and Professional Skills 

• Strong written and verbal communication skills, able to work with both technical and nontechnical stakeholders. 
• Ability to produce clear assurance reports and documentation for varied audiences. 
• Good commercial awareness and adherence to project and service disciplines. 
• Effective collaboration across engineering, delivery, and client teams. 

What we do for you:
At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance.

We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes:
•    Contributory Pension Scheme
•    Private Medical Insurance
•    33 days Annual Leave (including public and privilege holidays)
•    Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme)

•    Flexi-Time Working

Commitment to Diversity:

We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture.  We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone.  If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs.

Who We Are:

Leidos UK & EUROPE – we work to make the world safer, healthier, and more efficient through technology, engineering and science.

Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation.

What Makes Us Different:

Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world.  You can inspire change.

Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team.  We have been empowering our people to work flexibly for years.  Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours.          

People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

£36,900.00-£46,100.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

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