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Lead Security Engineer

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HaystackWashington, DCJune 22nd, 2026

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We're hiring on behalf of a Haystack partner!The Role Oversee the security architecture, ensuring all security requirements are defined, implemented, and verified. Act as a security subject matter expert, providing guidance on the end-to-end security architecture. Interpret, negotiate, and refine system and security requirements by engaging with multiple system owners across various networks. Define and drive security strategy, including risk assessment and management, control assessment, and continuous monitoring. Identify and analyze security issues within complex, integrated systems and environments, providing clear remediation recommendations. Lead and mentor a team of program security engineers in daily security engineering activities.What You'll Need Master’s degree in Information Technology, Information Assurance, or a related field, with at least 15 years of relevant experience (additional experience may substitute for a degree). Minimum of 10 years of experience leading large, diverse Security Engineering teams, including ISSO and ISSE teams. Current active CISSP certification. Certified Scrum Master certification. At least 5 years of experience applying Agile methodologies (Scrum or SAFe) in security engineering projects. Active TS/SCI with Polygraph clearance required.What's On Offer Competitive salary range: $154,050 - $278,475. Comprehensive benefits package including Health and Wellness programs, Income Protection, Paid Leave, and Retirement. Opportunities for technical upskilling, education, and training support. Flexible scheduling options to support work-life balance.Apply via Haystack today!