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Leidos is seeking a Senior Cyber Subject Matter Expert (Cyber SME) to provide expertise and experience in cybersecurity threat analysis and provide guidance on cybersecurity best practices, policy review and development, and mitigation through training and exercises for CISA’s National Cyber Exercise Program (NCEP). This role works with the Program Management team to support the customer in identifying cyber threats, reviewing national cybersecurity policy trends, and developing or refining ideas and customer needs. This role also supports building and refining exercise design and development aspects throughout the exercise lifecycle, as well as facilitating or moderating discussion-based cyber exercises.
If this sounds like the kind of environment where you can thrive, keep reading!
Leidos’ Homeland Sector’s Airports, Borders, and Security (ABS) business area delivers air travel modernization, border protection, and critical infrastructure security solutions that help build a safer, more resilient homeland. Operating globally across aviation security, passenger screening, cybersecurity, and border and port security, ABS integrates next-generation technologies—including AI-driven analytics, advanced threat detection, and command-and-control platforms—to secure the movement of people and goods worldwide by improving situational awareness, accelerating decisions, and strengthening operational outcomes for customers.
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Primary Responsibilities Include:
Work with the management team to support the customer’s needs for cyber policy review and development, identifying hot button issues and trends in cyber threats, and guiding informed recommendations for cyber training and exercises based on expertise and experience.
Provide cyber subject matter expertise in exercise design and development, conduct, and evaluation.
Review cyber threats, plans, policies, and procedures to guide appropriate exercise development.
Review and refine ideas, exercise materials, and exercise foundation (i.e., scope, objectives, scenario, player actions, discussion questions, evaluation criteria, etc.)
Communicate and coordinate regularly with CISA, exercise stakeholders, Program Management, Regional Exercise Leads, and across exercise support team to ensure planning timelines and resources are maintained.
Participate in initial meetings with Regional Exercise Lead and exercise stakeholders to establish familiarity with the exercise support team, with the stakeholder leads, and to confirm exercise schedules.
Participate in and support as needed planning meetings, such as C&O, IPM, MPM, MSEL Meeting, FPM, and AAM.
Attend or support exercise conduct as assigned and serve as expert Facilitator as necessary.
Support development of new CISA Tabletop Exercise Packages (CTEPs) and maintenance of the CTEP scenario library.
Provide SME input to internal training activities to improve facilitation and planning skills across NCEP staff.
Required Experience, Skills, and Education:
Active TS/SCI clearance.
Ability to obtain DHS EOD.
15+ years experience in cybersecurity work.
Demonstrated relevant operational and technical experience in designing and implementing cyber policies, guidelines, standard operating procedures, and training programs to achieve national goals.
Experience in cybersecurity training and exercises.
Strong understanding and familiarity with national cyber policies, guidelines, and doctrine.
Strong analytical and critical thinking skills and creativity in supporting development of exercise materials such as realistic and challenging scenarios.
Demonstrated ability to lead high-level meetings, exercise facilitation, and give customer-facing presentations.
Demonstrated ability to manage time, meet deadlines and milestones, and work closely across a team.
Ability to meet DHS suitability and the clearance requirement applicable to the assigned role (TS/SCI for designated personnel; otherwise Public Trust fitness type), as described in the SOW.
Preferred Experience, Skills, and Education:
CISSP, CISM, Security+, CySA+, GCIH, GCIA, GSEC
HSEEP or exercise certifications
Experience supporting cybersecurity-focused scenarios and stakeholder engagement across government and private sector partners.
Experience contributing to strategic plan maintenance and innovation projects in support of leadership requests.
Clearance Required:
Active TS/SCI clearance.
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:June 10, 2026For 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.
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.
Skills Required
- Active TS/SCI clearance.
- Ability to obtain DHS EOD.
- 15+ years experience in cybersecurity work.
- Operational and technical experience designing and implementing cyber policies, SOPs, and training programs.
- Experience in cybersecurity training and exercises.
- Strong understanding of national cyber policies, guidelines, and doctrine.
- Strong analytical and critical thinking skills to develop realistic exercise scenarios.
- Demonstrated ability to lead high-level meetings, facilitate exercises, and deliver customer-facing presentations.
- Demonstrated ability to manage time, meet deadlines and work collaboratively across teams.
- Ability to meet DHS suitability and applicable clearance requirements (TS/SCI or Public Trust as described).
- CISSP, CISM, Security+, CySA+, GCIH, GCIA, or GSEC (certifications).
- HSEEP or other exercise certifications.
- Experience supporting cybersecurity-focused scenarios and stakeholder engagement across government and private sector.
- Experience contributing to strategic plan maintenance and innovation projects.
Leidos Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Leidos and has not been reviewed or approved by Leidos.
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Healthcare Strength — Healthcare coverage is described as comprehensive, with multiple plan options, low office-visit copays in some plans, and access to mental health and wellness support tools. The availability of HSA/FSA options and employer contributions is positioned as a meaningful part of the total package.
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Retirement Support — Retirement benefits are framed as a strong component of total rewards, highlighted by a 401(k) match and immediate vesting in the standard package. The Employee Stock Purchase Plan is also presented as an additional long-term wealth-building feature.
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Wellbeing & Lifestyle Benefits — Wellbeing and lifestyle supports extend beyond core insurance, including wellness programs, fitness-related stipends, and assistance resources. Work flexibility and related perks are also included as part of the broader rewards experience.
Leidos Insights
What We Do
We Are Leidos For 50 years we have been tackling some of the biggest problems that face our nation and our world. OUR MISSION Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead.
