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Principal Cybersecurity Systems Engineer - Careers at Leidos

Leidos

Principal Cybersecurity Systems Engineer - Careers at Leidos

full-timePosted: Feb 3, 2026

Job Description

Join Leidos as a Principal Cybersecurity Systems Engineer

Are you ready for a challenging role on a complex, mission-critical program near Ft. Meade, MD? Leidos seeks a Principal Cybersecurity Systems Engineer to drive information assurance and systems engineering excellence. Support high-stakes DoD initiatives with your expertise in cybersecurity evaluations and accreditation processes.

Primary Responsibilities

  • Conduct cybersecurity high assurance evaluations, reviewing security documents and artifacts to ensure compliance with certification requirements.
  • Participate in security meetings, translating vulnerabilities into actionable risk management guidance.
  • Document deficiencies, recommend requirement clarifications, and improve processes to mitigate security risks.
  • Develop and evaluate key documentation including Systems Engineering Plans, Requirements Specifications, and security testing artifacts.
  • Provide technical support for requirements elicitation, analysis, integration, testing, and systems reviews of hardware/software systems.
  • Support DoD Certification/Accreditation and other government C&A processes.

Qualifications

  • 20+ years of Systems Engineering experience.
  • Bachelor's Degree in Systems Engineering, Computer Science, or related field (5 years additional experience may substitute).
  • Proven Information Assurance and Cryptographic experience.
  • Active TS/SCI with Poly clearance required.
  • Strong communication skills and ability to lead teams.

Preferred Experience

  • Space/Weapon/Ground/Terminal systems development.
  • DoD C&A processes.
  • Space Systems Engineering.

Why Leidos?

At Leidos, we outthink, outbuild, and outpace the status quo. This full-time role offers a disclosed pay range of $154,050 - $278,475, based on experience and qualifications. Located in Linthicum Heights, MD, join a dynamic team driving national security missions. Apply now for this senior-level opportunity.

Locations

  • Linthicum Heights, Maryland, United States

Salary

154,050 - 278,475 USD / yearly

Estimated Salary Rangehigh confidence

154,050 - 278,475 USD / yearly

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Cybersecurity Evaluationintermediate
  • Systems Engineeringintermediate
  • Information Assuranceintermediate
  • Cryptographic Systemsintermediate
  • DoD Certification/Accreditationintermediate
  • Requirements Analysisintermediate
  • Risk Managementintermediate
  • Technical Documentationintermediate

Required Qualifications

  • 20+ years of Systems Engineering experience (experience)
  • Bachelor's Degree in Systems Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline (or 5 additional years experience) (experience)
  • Information Assurance/Cryptographic experience (experience)
  • Active TS/SCI with Poly Clearance (experience)
  • Excellent written and verbal communication skills (experience)
  • Team leadership experience (experience)

Responsibilities

  • Perform cybersecurity high assurance evaluation activities including reviews of security documents and artifacts for certification
  • Attend security-related meetings and translate vulnerability knowledge into risk guidance
  • Document security deficiencies and recommend requirement clarifications and process improvements
  • Develop and evaluate systems engineering documentation such as plans, requirements specifications, and security testing documents
  • Provide technical support for development, integration, testing, and requirements reviews of complex hardware/software systems
  • Support DoD Certification/Accreditation processes and other government C&A activities

Benefits

  • general: Competitive salary range $154,050 - $278,475
  • general: Comprehensive health, dental, and vision insurance
  • general: 401(k) matching and retirement plans
  • general: Professional development and tuition reimbursement
  • general: Paid time off and flexible work options
  • general: Mission-critical program involvement with cutting-edge technology

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Leidos logo

Principal Cybersecurity Systems Engineer - Careers at Leidos

Leidos

Principal Cybersecurity Systems Engineer - Careers at Leidos

full-timePosted: Feb 3, 2026

Job Description

Join Leidos as a Principal Cybersecurity Systems Engineer

Are you ready for a challenging role on a complex, mission-critical program near Ft. Meade, MD? Leidos seeks a Principal Cybersecurity Systems Engineer to drive information assurance and systems engineering excellence. Support high-stakes DoD initiatives with your expertise in cybersecurity evaluations and accreditation processes.

Primary Responsibilities

  • Conduct cybersecurity high assurance evaluations, reviewing security documents and artifacts to ensure compliance with certification requirements.
  • Participate in security meetings, translating vulnerabilities into actionable risk management guidance.
  • Document deficiencies, recommend requirement clarifications, and improve processes to mitigate security risks.
  • Develop and evaluate key documentation including Systems Engineering Plans, Requirements Specifications, and security testing artifacts.
  • Provide technical support for requirements elicitation, analysis, integration, testing, and systems reviews of hardware/software systems.
  • Support DoD Certification/Accreditation and other government C&A processes.

Qualifications

  • 20+ years of Systems Engineering experience.
  • Bachelor's Degree in Systems Engineering, Computer Science, or related field (5 years additional experience may substitute).
  • Proven Information Assurance and Cryptographic experience.
  • Active TS/SCI with Poly clearance required.
  • Strong communication skills and ability to lead teams.

Preferred Experience

  • Space/Weapon/Ground/Terminal systems development.
  • DoD C&A processes.
  • Space Systems Engineering.

Why Leidos?

At Leidos, we outthink, outbuild, and outpace the status quo. This full-time role offers a disclosed pay range of $154,050 - $278,475, based on experience and qualifications. Located in Linthicum Heights, MD, join a dynamic team driving national security missions. Apply now for this senior-level opportunity.

Locations

  • Linthicum Heights, Maryland, United States

Salary

154,050 - 278,475 USD / yearly

Estimated Salary Rangehigh confidence

154,050 - 278,475 USD / yearly

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Cybersecurity Evaluationintermediate
  • Systems Engineeringintermediate
  • Information Assuranceintermediate
  • Cryptographic Systemsintermediate
  • DoD Certification/Accreditationintermediate
  • Requirements Analysisintermediate
  • Risk Managementintermediate
  • Technical Documentationintermediate

Required Qualifications

  • 20+ years of Systems Engineering experience (experience)
  • Bachelor's Degree in Systems Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline (or 5 additional years experience) (experience)
  • Information Assurance/Cryptographic experience (experience)
  • Active TS/SCI with Poly Clearance (experience)
  • Excellent written and verbal communication skills (experience)
  • Team leadership experience (experience)

Responsibilities

  • Perform cybersecurity high assurance evaluation activities including reviews of security documents and artifacts for certification
  • Attend security-related meetings and translate vulnerability knowledge into risk guidance
  • Document security deficiencies and recommend requirement clarifications and process improvements
  • Develop and evaluate systems engineering documentation such as plans, requirements specifications, and security testing documents
  • Provide technical support for development, integration, testing, and requirements reviews of complex hardware/software systems
  • Support DoD Certification/Accreditation processes and other government C&A activities

Benefits

  • general: Competitive salary range $154,050 - $278,475
  • general: Comprehensive health, dental, and vision insurance
  • general: 401(k) matching and retirement plans
  • general: Professional development and tuition reimbursement
  • general: Paid time off and flexible work options
  • general: Mission-critical program involvement with cutting-edge technology

Target Your Resume for "Principal Cybersecurity Systems Engineer - Careers at Leidos" , Leidos

Get personalized recommendations to optimize your resume specifically for Principal Cybersecurity Systems Engineer - Careers at Leidos. Takes only 15 seconds!

AI-powered keyword optimization
Skills matching & gap analysis
Experience alignment suggestions

Check Your ATS Score for "Principal Cybersecurity Systems Engineer - Careers at Leidos" , Leidos

Find out how well your resume matches this job's requirements. Get comprehensive analysis including ATS compatibility, keyword matching, skill gaps, and personalized recommendations.

ATS compatibility check
Keyword optimization analysis
Skill matching & gap identification
Format & readability score

Tags & Categories

Jobs in Linthicum Heights MDLeidos CareersCybersecurity EngineeringDefense Jobs United StatesTS/SCI ClearanceEngineeringInformation TechnologySecurity

Answer 10 quick questions to check your fit for Principal Cybersecurity Systems Engineer - Careers at Leidos @ Leidos.

Quiz Challenge
10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.