St. Petersburg, Florida, United States · On-site
$70k–$126k/yr
The Maritime Systems Division of Leidos is seeking a test engineer with experience with Model Based Systems Engineering, system integration, and test procedure creation. A successful candidate will have a strong understa…
Skills: Model Based Systems Engineering, System Integration, Test Procedure Creation, SysML, Agile Development
Rockville, Maryland, United States · Hybrid
$131k–$237k/yr
Leidos Digital Enterprise Health division is seeking an experienced Endpoint Engineering and Collaboration Services Manager to support a major IT services program for the U.S. Department of Health and Human Services (HHS…
Skills: Endpoint Engineering, Collaboration Services Management, Microsoft 365, Entra ID, Intune
Long Beach, Mississippi, United States · On-site
$66k–$119k/yr
Looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribut…
Skills: Procurement, Supply Chain Analysis, CostPoint, MRP, Windchill
Bethesda, Maryland, United States · On-site
$116k–$210k/yr
Leidos has a new and exciting opportunity for a Financial Services Budget Formulation & Execution Analyst in our National Security Sector's (NSS)Analysis Solutions Business Area (ASBA). Our talented team is at the forefr…
Skills: Budget Formulation, Budget Execution, Financial Analysis, IPPBE, Fiscal Oversight
Rockville, Maryland, United States · On-site
$108k–$195k/yr
We are seeking a Senior Azure Cloud Integration Engineer to support the U.S. Department of Health and Human Services (HHS). This engineer will play a key role in integrating cloud services across Azure and Microsoft 365 …
Skills: Azure Administration, Microsoft 365 GCC, Entra ID, PowerShell, Azure CLI
Huntsville, Alabama, United States · On-site
$73k–$133k/yr
Looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribut…
Skills: EPLM, Configuration Management, Power BI, AS9100, AS6500
McLean, Virginia, United States · On-site
$51k–$92k/yr
Leidos has a new and exciting opportunity for an Identity Intelligence Analyst in our Intel Sector's Cyber & Analytics Business Area (CABA) located in McLean, VA. Our talented team is at the forefront in Security Enginee…
Skills: Identity Intelligence, Watchlisting, Screening and Vetting, Analytic Tradecraft, Call Chain Analysis
Huntsville, Alabama, United States · On-site
$87k–$157k/yr
Leidos is seeking a talented Information System Security Officer (ISSO) to join a diverse team to create unique solutions for complex problems. With offices across the United States engaging in the defense, space, cyber …
Skills: Risk Management Framework, Cybersecurity Compliance, Security Auditing, Technical Writing, Vulnerability Analysis
Fairbanks, Alaska, United States · On-site
$59k–$107k/yr
Leidos is hiring licensed behavioral health professionals to join our Adult Military and Family Life Counseling (MFLC) team to support Fort Wainwright, AK, after 2/1/2026. Join the mission to support U.S. military servic…
Skills: Non-Medical Counseling, Behavioral Health, Crisis Intervention, Outreach, Case Management
Chantilly, Virginia, United States · On-site
$100k–$150k/yr
POSITION TITLE Systems Engineer/SME JOB DESCRIPTION As a Systems Engineer, you will work as an integral member of a government/contractor team supporting ongoing and future programs. In this unique role you will apply yo…
Skills: RF Communication, Signal Processing, Radar, Modeling and Simulation, Antenna Design
United States · Hybrid
$73k–$133k/yr
Leidos is currently seeking a Safety Engineer to support the Antarctic Support Contract and the National Science Foundation's United States Antarctic Program. This Position is remote with annual deployments within CONUS …
Skills: Occupational Safety, Health and Risk Management, Industrial Hygiene, Incident Investigation, Root Cause Analysis
Houston, Texas, United States · Hybrid
$87k–$157k/yr
Looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. Everything we do is built on a …
Skills: Substation Physical Design, Grounding Studies, Lightning Protection, Lighting Studies, Digital Logic Design
Pittsburgh, Pennsylvania, United States · Remote OK
$70k–$126k/yr
Looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. Everything we do is built on a …
Skills: Substation Protection and Control Design, Digital Logic Design, AC and DC Circuits, Relay One Line Design, Three Line AC Schematic Design
Houston, Texas, United States · Hybrid
$108k–$195k/yr
Looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. Everything we do is built on a …
Skills: Substation Physical Design, Protection and Control (P&C), Quality Control, Electrical Design Drawings, Bill of Materials
Houston, Texas, United States · Hybrid
$87k–$157k/yr
Looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. Everything we do is built on a …
Skills: Substation Protection and Control Design, Relay One Line Design, AC/DC Schematic Design, Panel Layout and Wiring Design, Electrical Power Calculations
Fort Meade, Maryland, United States · On-site
$108k–$195k/yr
Looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribut…
Skills: Offensive Cyberspace Operations, Joint Operational Planning, Cyber Warfare, Targeting Selection, OPLAN/OPORD/FRAGO Drafting
Groton, Connecticut, United States · On-site
$58k–$105k/yr
Are you looking for a career that will make an impact? The Defense Health Operation of Leidos is currently looking for a Research Associate to support our operations at the Naval Nuclear Power Training Command (NNPTC) in…
Skills: Psychological Assessment, Public Speaking, Statistical Analysis, Literature Review, Qualtrics
Huntsville, Alabama, United States · On-site
$73k–$133k/yr
Are you interested in advancing your career in IT System Administration? Leidos-Dynetics, within our Corporate Information Security Office (CISO and reporting through our Digital Modernization sector, is seeking a motiva…
Skills: Linux Administration, Networking, Windows Administration, Vulnerability Scanning, STIGs
United States · Remote OK
$92k–$167k/yr
Leidos Engineering Is seeking a Transmission Line Project Engineer to join our exciting & dynamic EPC Solutions Team. In this role, you will provide technical leadership and engineering execution for high-voltage (HV) an…
Skills: PLS-CADD, PLS-POLE, TOWER, LPILE, MFAD
Shiloh, Illinois, United States · On-site
$48k–$87k/yr
Our customer is the Defense Information Systems Agency (DISA) and acts as the provider of GIG/Defense Information System Network (DISN) services to its customers, the Department of Defense (DoD) and national security org…
Skills: IP Network Support, SATCOM Architecture, Router Configuration, Switch Configuration, Firewall Configuration
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Support the development and maintenance of systems engineering artifacts, including SysML models, test plans, and test procedures. Execute test procedures and collect results to be incorporated into formal test reports.
Requires a BS degree in a STEM field with 2+ years of experience or a Master's degree, along with an active Secret clearance. Proven experience in integration, testing, and SysML is essential.
The Maritime Systems Division of Leidos is seeking a test engineer with experience with Model Based Systems Engineering, system integration, and test procedure creation. A successful candidate will have a strong understanding of systems engineering processes and experience with hardware/software integration.
The candidate should work well in a collaborative environment, understand Agile development methodologies, and seek to identify and champion both technical and process innovations.
The C4I Prototype is a new product that is rapidly maturing and nearing readiness for deployment. The program provides for deployment, monitoring, and communications of a buoy that includes a software defined radio. The implementation in Rust controls the radio in meeting key mission objectives. Tasking and responsibilities will vary depending on project objectives and may extend to programs beyond the C4I Prototype.
Primary Responsibilities
Support the development and maintenance of systems engineering artifacts including:
Basic Qualifications
Preferred Qualifications
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.
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.
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.
An industry & technology leader serving government & commercial customers with smarter, more efficient innovations
Leidos is an industry and technology leader serving government & 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 $17.2 billion for the fiscal year ended January 2, 2026. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead, visit careers.leidos.com for our latest opportunities.
Offices: 1750 Presidents St, Reston, Virginia 20190, US · 11955 Freedom Drive, Reston, VA 20190, US · 1145 N 2nd St, Leavenworth, KS 66048, US · 9600 Great Hills Trail, Austin, TX 78759, US · 221 3rd St, Newport, RI 02840, US
An industry & technology leader serving government & commercial customers with smarter, more efficient innovations
Leidos is an industry and technology leader serving government & 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 $17.2 billion for the fiscal year ended January 2, 2026. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead, visit careers.leidos.com for our latest opportunities.
Offices: 1750 Presidents St, Reston, Virginia 20190, US · 11955 Freedom Drive, Reston, VA 20190, US · 1145 N 2nd St, Leavenworth, KS 66048, US · 9600 Great Hills Trail, Austin, TX 78759, US · 221 3rd St, Newport, RI 02840, US
