Mid-Level Systems Engineer

Leidos
Edwardsville, IL, United States
  • Market Salary: $98,800 - $159,280 p/year
  • Engineering
  • Full-time
Our job summary
Work on mission-critical GEOINT for national decision-makers with Top Secret/SCI roles and polygraph potential. Mid-Level Systems Engineer — full-time, on-site primarily Gaithersburg, MD (other US locations possible). Top Secret with SCI eligibility and polygraph ability required. F/T permanent with competitive pay range $87.1k–$157.45k. - U.S. citizen - Bachelor’s in Systems Eng, CS or related with 4–8 yrs experience (or MS with 2–6 yrs) - Top Secret clearance with SCI eligibility and ability to obtain polygraph - Experience in systems engineering, requirements mgmt, integration & test, configuration control - Familiarity with MBSE (Cameo/SysML), Atlassian tools, DoD/IC environments
Full description

Description

Leidos’ National Security Sector delivers technology‑enabled services and mission‑focused software solutions across cyber, logistics, security operations, and decision analytics. We support defense and intelligence customers as they confront rapidly evolving global threats, ensuring they have the tools, technologies, and operational strategies needed to protect people and critical assets.

Within this mission, the Intelligence Production Solutions Division (IPSD), part of the Decision Advantage Solutions Business Area, is seeking a Mid‑Level Systems Engineer to join the Chinook Program. In this role, you will be part of a highly skilled team delivering advanced geospatial intelligence (GEOINT) capabilities through modern systems engineering practices. Your work will directly support the Customer’s mission to provide timely, accurate, and mission‑critical intelligence to national decision‑makers and warfighters.

Primary work location: Gaithersburg, MD

Additional locations: Alexandria, VA; Chantilly, VA; Aurora, CO; St. Louis, MO; Tucson, AZ

Clearance Requirement: Top Secret with SCI eligibility and the ability to obtain a Polygraph.

Primary Responsibilities

  • Contribute to system architecture design, requirements development, integration planning, and configuration management.

  • Provide engineering expertise across the full system lifecycle—from concept and design through deployment and sustainment.

  • Collaborate with Customer and contractor stakeholders to ensure interoperability, scalability, and mission alignment.

  • Assess and recommend tools, methodologies, and processes to enhance system development and integration.

  • Develop and maintain technical documentation, including interface control documents (ICDs) and engineering reports.

  • Participate in technical reviews, readiness assessments, and milestone events.

  • Analyze system performance and propose optimization strategies.

Basic Qualifications

  • U.S. citizenship (required by contract).

  • Bachelor’s degree in Systems Engineering, Computer Science, or related field with 4–8 years of relevant experience, or a Master’s degree with 2–6 years of experience.

  • Strong understanding of systems engineering principles, including requirements management, integration and test, and configuration control.

  • Familiarity with Model‑Based Systems Engineering (MBSE) tools and methodologies (e.g., Cameo, SysML).

  • Experience working within DoD or Intelligence Community environments.

  • Proficiency with Atlassian tools (JIRA, Confluence), Microsoft Office Suite, and collaboration platforms.

  • Excellent written and verbal communication skills.

Preferred Qualifications

  • Professional certifications such as INCOSE SEP, CISSP, Security+, or similar.

  • Experience supporting Customer programs or working within the GEOINT lifecycle.

  • Knowledge of cloud architectures (AWS, C2S) and DevSecOps environments.

  • Familiarity with Agile and SAFe methodologies.

  • Experience supporting GEOINT missions.

#Chinook

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:

April 6, 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 $87,100.00 - $157,450.00

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

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 LeidosCareersFraud@leidos.com.

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.

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.


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