Principal Cybersecurity Systems Engineer

Leidos Holding$154K — $278K *
Aerospace & Defense
15+ years of experience
Job Overview by Ladders

Qualifications

  • 20+ years of System Engineering experience
  • Bachelor's Degree in System Engineering or related field (or equivalent experience)
  • Information Assurance/Cryptographic experience
  • Strong written and verbal communication skills
  • Team-oriented with leadership ability
  • Active TS/SCI with Poly Clearance required

Responsibilities

  • Participate in development and evaluation of system engineering documentation
  • Provide technical support for integration and testing of complex systems
  • Perform high assurance evaluation activities for cybersecurity
  • Document security deficiencies in evaluated artifacts
  • Attend security-related meetings to inform risk management
  • Recommend process improvements to enhance security compliance

Benefits

  • Collaborative work environment
  • Opportunity for professional development
  • Engagement with cutting-edge technology
  • Involvement in mission-critical programs
  • Support for continuous learning and certification opportunities
Full Job Description
Are you seeking a new and challenging position supporting a complex, mission-critical Program? Well, look no further! Leidos is currently looking to add a Sr. Systems Engineer to an Information Assurance Program near Ft. Meade, MD.

The successful candidate will participate in the development/evaluation of system engineering documentation, such as System Engineering Plans, Initial Capabilities Documents, Requirements Specifications, security requirements and security testing documents. Provide technical support for the development, engineering, interfacing, integration, and testing of specific components of complex hardware/software systems to include requirements elicitation, analysis and functional allocation, conducting systems requirements reviews, and performing technical/non-technical assessments. Support the planning and test analysis of the DoD Certification/Accreditation Process (as well as other Government Certification and Accreditation (C&A) processes.

Primary Responsibilities:

Perform cybersecurity high assurance evaluation activities to include reviews of security evaluation documents and other high assurance artifacts/documents for devices undergoing certification and assessment, to ensure devices meet security requirements. Attend and participate in relevant security-related meetings and reviews in an effort to translate vulnerability knowledge into guidance to prevent and/or manage risk. Clearly document security deficiencies found in the evaluation of artifacts and documents. Recommend requirement clarification and process/template improvement to mitigate security concerns.

Qualifications:
  • 20+ years of System Engineering experience
  • Bachelor's Degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline from an accredited college or university is required. Five (5) years of additional SE experience may be substituted for a Bachelor's Degree.
  • Information Assurance/Cryptographic experience
  • Excellent written and verbal communication skills a must
  • Ability to work in a team environment and lead small teams
  • Active TS/SCI with Poly Clearance required


You Might Also Have:
  • Experience in Space/Weapon/Ground/Terminal system development and or evaluation
  • DoD Certification/Accreditation Process (as well as other Government Certification and Accreditation (C&A) processes.
  • Experience in Space System Engineering


conmd

CABASAW

Original Posting:
July 15, 2026

Pay Range:
Pay Range $154,050.00 - $278,475.00

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.

About Leidos Holding

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Joining Leidos Holding presents an unparalleled opportunity to advance one's career with a leader in innovation and technology. The company offers a plethora of job opportunities aimed at fostering professional growth and development in a diverse and inclusive environment.

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At Leidos Holding, innovation is at the core of everything they do. Employees are encouraged to think creatively and push boundaries. The company supports this drive for innovation through comprehensive professional development and diversity training programs that are designed to enhance skills and foster leadership.

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Leidos Holding is committed to creating a workplace where diversity is not only recognized but celebrated. With a culture that values and promotes diversity, Leidos Holding ensures that all team members have the opportunity to contribute, learn, and grow.

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Employees at Leidos Holding enjoy a range of benefits designed to support their professional and personal lives. The company culture is built on a foundation of respect and integrity, providing a supportive and collaborative environment where every team member is valued.

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