Information Assurance SME

Markon•Bethesda, OH

About The Position

Markon is seeking a Subject Matter Expert Information Assurance Specialist to support a large Intelligence Community customer. This role provides senior-level expertise in information assurance, cybersecurity, and system integration to inform high-impact decisions shaping the future of IT systems across the IC. This person will advise leadership, evaluate emerging technologies, and ensure security requirements align with mission and enterprise objectives.

Requirements

Active TS/SCI security clearance with polygraph.
Bachelor’s degree with 12–15 years of relevant experience in information assurance or cybersecurity.
Extensive experience performing Assessment & Authorization (A&A) using Greenlight.
Demonstrated experience across core cybersecurity responsibility areas, including policy, assessment, and integration.
Excellent written and oral communication skills, with the ability to produce concise, accurate, and high-quality deliverables.
Strong attention to detail and a consistent record of delivering thorough, well-structured products.

Nice To Haves

Familiarity with IC cybersecurity tools and processes, including SCOR, CIRT, SCEC waivers, ICSCC reporting, Jetstream, Xacta, and Altitude.
Experience developing senior-level talking points and briefings for executive leadership.
Proven ability to influence enterprise-level IT and cybersecurity decisions.
Experience providing guidance on IC SoCCs and enterprise security operations.
Demonstrated ability to offer forward-looking, innovative recommendations for future IT and cybersecurity investments.

Responsibilities

Provide expert guidance across information assurance, cybersecurity, system integration, and program management to support senior decision-making.
Develop and refine security assessment criteria, including metrics, measures, and key performance indicators (KPIs).
Support Assessment & Authorization (A&A) activities, including extensive use of Greenlight.
Participate in cybersecurity governance, policy, and standards bodies, representing customer interests and best practices.
Evaluate existing and emerging technologies and recommend security strategies aligned with mission requirements.
Serve as a trusted SME advisor for discussions on future IT enhancements and enterprise-wide security direction.
Provide senior-level briefing materials, talking points, and recommendations for leadership.
Advise on integration activities across the enterprise IT portfolio.
Provide informed input on future investment areas, emerging risks, and opportunities to strengthen IC cybersecurity posture.
Contribute guidance on current and future IC Security Operations Centers (SoCCs).