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Principal Cybersecurity Engineer with TS/SCI Poly

LeidosAnnapolis Junction, MD🇺🇸United StatesPosted 21 Jul 2026

Why This Role Stands Out

You can lead critical security engineering efforts for a mission-critical program at Leidos, leveraging your expertise to mentor a team and ensure robust system security in a challenging, hybrid environment with a competitive salary range of $154,050 - $278,475. This role is ideal for a seasoned engineer who thrives on technical leadership, system testing, and contributing to national security. Apply now to make a significant impact and advance your career.

Quick Overview

Salary
$154.1k - $278.5k/yr
Work Type
Hybrid
Schedule
Full Time
Level
Mid Senior

Job Description

Lead Security Engineer | Annapolis Junction, MD | Hybrid | $154,050 - $278,475

We're hiring on behalf of a distinguished leader in technology and innovation, serving both government and commercial sectors. This organization is known for delivering smarter, more efficient digital and mission solutions, fostering a culture of outthinking, outbuilding, and outpacing the status quo to meet demanding missions.

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!

Skills

Scrum
Agile
SAFe

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