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Sr. Cybersecurity Systems Engineer

Leidos

Linthicum Heights, MDJob$131–237K/yrSeen todaySeen in employer's feed today

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At a glance

Compensation
$131–237K/yr
Location
Linthicum Heights, MD
Work Authorization
Not specified

Olive lists jobs from US employers, including remote roles you can work from the United States.

Requirements

Credentials this posting asks for.

TS/SCI clearance

Job overview

Leidos is seeking a senior systems engineer for an Information Assurance Program near Ft. Meade, Maryland. The role evaluates high-assurance cybersecurity artifacts and documents for devices undergoing certification and assessment, supports systems engineering documentation and integration activities, and contributes to DoD and other government certification and accreditation processes. The candidate will document security deficiencies, help translate vulnerability knowledge into risk guidance, and recommend requirement and process improvements.

Skills & qualifications

RequiredNice to have

Skills

Systems EngineeringInformation AssuranceCryptographyWritten CommunicationVerbal CommunicationTeamworkTeam LeadershipSpace System DevelopmentWeapon System DevelopmentGround System DevelopmentTerminal System DevelopmentDoD Certification and AccreditationSpace Systems Engineering

Qualifications

12+ Years Systems Engineering ExperienceBachelor's in Systems Engineering or RelatedFive Additional Years Systems Engineering ExperienceActive TS/SCI With Poly Clearance

Benefits

Medical Insurance
Paid Time Off
401(k) Match

Full job description

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:

  • 12+ 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

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

November 4, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $131,300.00 - $237,350.00

The Leidos pay range for this job level is a general guideline onlyand 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

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com .

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits .

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at [email protected] .

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission (https://reportfraud.ftc.gov/#/) .

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

REQNUMBER: R-00196282

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.

How this job compares

Set against the 11,497 open Systems Engineer jobs on Olive Jobs, counted November 5, 2026.

Pay
  • This posting$131–237K/yr
  • Maryland median$122–200K/yr536 salary ranges
  • US median$116–190K/yr8,430 salary ranges

This range's midpoint, $184K, is 15% above the Maryland median midpoint ($160K) — in the middle half of Systems Engineer salary ranges in Maryland.

Openings
Olive Jobs lists 670 open Systems Engineer jobs in Maryland and 11,497 across the US. 5% of them nationwide are listed as remote or flexible.
Hiring the most in Maryland
Experience
This posting asks for at least 12 years of experience — more than three in four Systems Engineer postings that state a minimum ask for (median 5 years, across 9,601 postings).
Education
4,536 of the 11,497 open Systems Engineer jobs (39%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on November 5, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

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