Join Leidos as a Cybersecurity Systems Engineer in Linthicum Heights, MD

Are you ready for a challenging role on a complex, mission-critical Information Assurance Program near Ft. Meade, MD? Leidos seeks a Senior Systems Engineer to drive cybersecurity excellence in DoD environments. Support system development, integration, and certification while mitigating high-stakes risks.

Primary Responsibilities

• Participate in developing system engineering documentation: System Engineering Plans, Requirements Specifications, and security testing documents.
• Provide technical expertise for requirements elicitation, analysis, functional allocation, and systems reviews.
• Conduct cybersecurity high assurance evaluations, reviewing security artifacts to ensure compliance with stringent requirements.
• Attend security-related meetings, translating vulnerability insights into actionable risk management guidance.
• Document deficiencies clearly and recommend requirement clarifications or process improvements to enhance security.
• Support DoD Certification/Accreditation processes, including test planning and analysis.

Key Qualifications

• 8+ years of System Engineering experience; Bachelor's in System Engineering, Computer Science, or related (5 years additional experience may substitute).
• Proven Information Assurance and Cryptographic experience.
• Active TS/SCI with Polygraph clearance required.
• Strong communication skills and ability to lead small teams in collaborative environments.

Preferred Experience

• Space/Weapon/Ground/Terminal systems development or evaluation.
• Hands-on with DoD C&A processes.
• Space System Engineering background.

Leidos outthinks, outbuilds, and outpaces the status quo. If you thrive on disruption and mission impact, apply today. Pay range: $107,900 - $195,050 USD annually, based on experience and qualifications. U.S. citizenship and clearance mandatory. Original posting: August 19, 2025.