Full-Time

Principal Cyber Security Architect

Confirmed live in the last 24 hours

Leidos

Leidos

10,001+ employees

Provides technology solutions for defense and healthcare

No salary listed

Senior, Expert

Whiteley, UK + 1 more

More locations: Aldershot, UK

The role may require working on customer locations or secure development locations, indicating a hybrid work model.

US Citizenship, US Top Secret Clearance Required

Category
Cybersecurity
IT & Security
Requirements
  • Sole British National and DV clearance are a must
  • Significant experience in similar roles across Cloud/IT based solutions for Defence customers
  • Deep knowledge of HMG standards (including MOD-specific JSP), NCSC and NIST 800 standards
  • Complete understanding of cyber risk and treatment approaches
  • Excellent understanding of Confidentiality, Integrity and Availability (CIA) and practical experience in applying that
  • Experience in defining derived security requirements for a system, and managing traceability
  • Experience of gaining and maintaining accreditation or assurance for secure/sensitive systems
  • Experience of security infrastructure in Public and Private cloud, e.g. virtual network infrastructure, hybrid IaaS/PaaS/SaaS solutions
  • Understanding of MOD ISN 23/09 Secure by Design
  • Experience in producing security assurance documentation sets (such as SyOPS, Security Management Plan, ISMS, and to support DART submissions)
  • Experience in producing security bid artefacts (such as security responses to PQQ/ITN questions, creation of Project Security Management Plan, System Security Architecture Design, Through Life Security Management Plan, Cyber Risk Assessments)
  • Experience of network and boundary protection technologies (firewalls, mail gateways, load balancers, anti-virus), including cross domain technologies
  • Experience of authentication and authorisation technologies (SAML, LDAP, PKI, etc)
  • Experience of securing microservice architectures within a cloud environment
  • Experience of Virtualisation technologies
  • Understanding of the implementation, operation and maintenance of SIEM products
Responsibilities
  • Shape and define security architectures across new captures
  • Spearhead the approach to Secure by Design
  • Develop security strategies, documentation and approaches
  • Work with minimal direction on specific MOD programme or bid or across a range of bids
  • Ensure that the solution security design meets customer functional and non-functional security requirements
  • Interface to security design partners across the programme or bid, both customer and supplier representatives, and colleagues within engineering, service, and business development teams
  • Establish and maintain an effective and efficient security architecture for the programme or bid solution
  • Develop and deliver relevant elements of the solution while understanding the whole
  • Develop high- and low-level security architecture designs for systems intended for secure/sensitive environments
Desired Qualifications
  • The ideal candidate will hold CISSP certification and other industry qualifications such as Risk or Public/Private Cloud certifications

Leidos operates in the technology, science, and engineering sectors, focusing on enhancing safety, health, and efficiency. The company provides specialized solutions in defense, aviation, information technology, and biomedical research, catering to government agencies, private companies, and healthcare organizations. Leidos offers services such as cybersecurity, data analytics, systems integration, and software development, which are tailored to meet the unique needs of its clients. This approach helps clients tackle complex challenges and improve their operational efficiency. Revenue is generated through long-term contracts and service agreements, ensuring a stable income stream. Leidos is recognized for its commitment to sustainability, corporate responsibility, and workplace diversity, making it a respected employer and a leader in promoting inclusion. The company's goal is to deliver advanced solutions while positively impacting communities and the environment.

Company Size

10,001+

Company Stage

IPO

Headquarters

Reston, Virginia

Founded

1969

Simplify Jobs

Simplify's Take

What believers are saying

  • Leidos' AI security collaboration enhances its position in government contracts.
  • The acquisition of Kudu Dynamics boosts AI capabilities in cybersecurity.
  • Investment in AI disease detection opens new healthcare technology avenues.

What critics are saying

  • Increased competition from Lockheed Martin and Northrop Grumman pressures innovation.
  • Quantum magnetometer project may face technical challenges and delays.
  • Federal job cuts could impact Leidos' local operations and workforce morale.

What makes Leidos unique

  • Leidos excels in defense, aviation, IT, and biomedical research sectors.
  • The company is recognized for its innovative solutions and workplace culture.
  • Leidos' commitment to sustainability and corporate responsibility sets it apart.

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Benefits

Medical, dental, & vision insurance

Health Savings account

Income protection

PTO

Paid parental leave

Jury duty pay

Bereavement leave

401(k) Retirement Plan

Employee Stock Purchase Plan

Family Benefits

Company News

ExecutiveBiz
Jun 6th, 2025
Leidos Partners With Frequency Electronics on Quantum Magnetometer for MagNav Technology

Leidos partners with Frequency Electronics on quantum magnetometer for MagNav technology.

ExecutiveBiz
May 30th, 2025
Leidos National Security Sector President Roy Stevens Receives 2025 Wash100 Award

Leidos national security sector president Roy Stevens receives 2025 Wash100 Award.

PR Newswire
May 28th, 2025
Leidos acquires Kudu Dynamics, advancing AI capabilities for cyber warfighters

/PRNewswire/ -- Leidos (NYSE:LDOS) announced today that it has acquired Kudu Dynamics, accelerating Leidos' rapid scaling of artificial intelligence...

Financial Modeling Prep
May 19th, 2025
Leidos Holdings Inc. (NYSE:LDOS): A Strong Contender in the Aerospace-Defense Industry

Leidos competes with other industry giants like Lockheed Martin and Northrop Grumman, striving to maintain its competitive edge through strategic initiatives and shareholder-focused policies.

Air Traffic Technology International
May 14th, 2025
Saudi Arabia to deploy intelligent approach system at three airports

NATS and Leidos jointly developed the system for Heathrow Airport a decade ago.