Senior Systems Engineer LeidosSenior Systems EngineerLaurel, MD$131,300–$237,350This may include decomposing features into workable stories, prioritizing or reprioritizing items in the backlog for upcoming sprints, refining acceptance criteria and complexity estimates or removing tickets that are no longer relevant. Leidos has an exciting opening for you, as our next TS/SCI cleared Senior Systems Engineer, to play a critical role with design, engineering, development and deployment of software supporting the DIA-NMEC (National Media Exploitation Center) DOMEX Technology Platform (DTP).
Model-Based Systems Engineer LeidosModel-Based Systems EngineerRockville, MD$69,550–$125,725Bachelor’s degree in engineering or related field with 2+ years of prior relevant experience or a master’s degree with at least a year experience in one of these areas: systems engineering, software engineering, test engineering or related field. March 30, 2026For 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.
Lead Systems Engineer LeidosLead Systems EngineerWashington, DC$107,900–$195,050If 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. June 22, 2026For 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.
NewSystems Verification Engineer ActalentSystems Verification EngineerRockville, MD$55–$75 / hourThe position focuses on requirements verification, requirements traceability through the Requirements Verification Traceability Matrix (RVTM), and system-level validation across highly integrated hardware, software, and modeling subsystems in a multi-contractor environment. We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing® winner for both client and talent service.
Systems Engineer LeidosSystems EngineerRockville, MD$87,100–$157,450If 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. April 28, 2026For 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.
Lead Systems Integration Engineer LeidosLead Systems Integration EngineerGlenwood, MD$87,100–$157,450TFDM program is a Federal Aviation Administration’s (FAA) NextGen program based on airport surface management provides that efficiencies for both the airport surface and terminal airspace by providing a new and comprehensive integrated surface traffic control and management system. June 3, 2026For 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.
POWER SYSTEMS DIVISION (PSD) APPLICATIONS ENGINEER Carter Machinery Company, IncPOWER SYSTEMS DIVISION (PSD) APPLICATIONS ENGINEERElkridge, MD$85,000–$115,000 / yearThe PSD Applications Engineer is responsible for assisting consulting engineers, contractors, and end-users in the design of power plants that result in the sale of Caterpillar power generation products. In addition to base pay, the compensation package may include participation in performance-based incentive programs (e.g., discretionary or non-discretionary plans), as well as overtime eligibility depending on the role.
Systems Integration Engineer LeidosSystems Integration EngineerMount Airy, MD$87,100–$157,450TFDM program is a Federal Aviation Administration’s (FAA) NextGen program based on airport surface management provides that efficiencies for both the airport surface and terminal airspace by providing a new and comprehensive integrated surface traffic control and management system. June 25, 2026For 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.
NewSystems Requirements Engineer ActalentSystems Requirements EngineerRockville, MD$45–$65 / hourWe are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing® winner for both client and talent service. The Systems Requirements Engineer will work in a structured, engineering‑driven environment focused on the integration of complex naval weapon systems with ships and supporting facilities.
Enterprise Architect/Systems Engineer LeidosEnterprise Architect/Systems EngineerBethesda, MD$131,300–$237,350Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. 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.
NewSoftware Engineer ActalentSoftware EngineerColumbia, MD$38.46–$62.50 / hourEngineers benefit from a smaller company atmosphere where they can take on meaningful responsibilities, engage deeply with complex technical challenges, and participate in customer-facing activities, including occasional travel to customer sites for testing and integration. The environment emphasizes agile development practices, peer reviews, and close collaboration within a small engineering team, providing high visibility into programs and a clear line of sight between your work and its impact on mission-critical defense systems.
NewMechanical Engineer ActalentMechanical EngineerArlington, VA$85,000–$100,000 / hourJob Description Job Title: Mechanical Engineer Job Description This Mechanical Engineer role focuses on HVAC design for large commercial buildings, including office spaces, multifamily developments, and commercial interiors. You will collaborate with design teams using AutoCAD and Revit in a professional office setting, supported by remote work tools that enable effective communication with clients, architects, and project stakeholders.
NewNetwork Engineer ActalentNetwork EngineerLanham, MD$170,000–$190,000 / yearThe ideal candidate has experience supporting telecommunications, networking, satellite communications, or other high-availability environments and is passionate about operational excellence, problem solving, and continuous improvement. We are seeking a Network Engineer to support the monitoring, operation, maintenance, and continuous improvement of complex communications and network infrastructure in a 24/7 operational environment.
NewTelecommunications Engineer (RCDD) TEKsystemsTelecommunications Engineer (RCDD)Laurel, MD$62.50–$72.11 / hourThe Telecommunications Network Engineer will include but not be limited to PDS (Protected Distribution Systems) assessment, DOD compliance, network design, quality control, site scheduling/coordination, team lead, and internal IT team coordination. The Telecommunications Network Engineer will include but not be limited to PDS assessment, DOD compliance, network design, quality control, site scheduling/ coordination, team lead, and internal IT team coordination.
NewTest and Evaluation Engineer III CredenceTest and Evaluation Engineer IIIAberdeen Proving Ground, MD$120,000–$160,000Support testing across cybersecurity; hardware and software components; subsystem and system development; compatibility; acceptance; functional and integration testing; full qualification; field testing; environmental and stress screening; electromagnetic interference and compatibility; and TEMPEST. Bachelor's degree in engineering and at least seven (7) years of experience testing Department of Defense products or systems; or a master's degree in engineering and at least five (5) years of relevant DoD testing experience.
Civil Engineer - Water/Wastewater Whitman, Requardt & Associates, LLPCivil Engineer - Water/WastewaterBaltimore, MD$90,000–$185,000 / yearFull timeWe are looking for a Civil Engineer with 5 – 10 years of progressive experience in civil/site or water/wastewater system planning, design, and construction to join our team in our Baltimore, MD office. The successful candidate is expected to be able to independently work on technical tasks with minimal supervision, and lead and coordinate technical tasks when appropriate.
NewCivil Engineer ActalentCivil EngineerEllicott City, MD$75,000–$95,000 / yearWe are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing® winner for both client and talent service. If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email actalentaccommodation@actalentservices.com for other accommodation options.
Water Tank Engineer Whitman, Requardt & Associates, LLPWater Tank EngineerBaltimore, MD$90,000–$185,000 / yearFull timeThis role involves collaborating with multidisciplinary teams, delivering high-quality engineering solutions, and ensuring projects meet client expectations, budget, and schedule. The specific compensation offered to a candidate may vary based on factors including, but not limited to, the candidate’s relevant knowledge, training, skills, work location, and/or experience.
Water/Wastewater Engineer Whitman, Requardt & Associates, LLPWater/Wastewater EngineerBaltimore, MD$90,000–$185,000 / yearFull timeWe are currently seeking a Water/Wastewater Infrastructure Engineer with progressive experience in water and wastewater system planning, design, and construction, including water transmission systems, force mains, and the evaluation, design and rehabilitation of sanitary sewer systems. 5 -10 years of progressive experience in water and wastewater system planning, design, and construction, including water transmission systems, force mains, and the evaluation, design and rehabilitation of sanitary sewer systems.
NewMechanical Design Engineer ActalentMechanical Design EngineerRockville, MD$38.46–$55.28 / hourThe team utilizes modern design technologies including Revit, AutoCAD, Trane Trace, and Carrier HAP while fostering a collaborative environment focused on mentorship, technical development, and long-term career advancement. Job Description Job Title: Mechanical Design EngineerAbout the Role We are seeking a Mechanical Design Engineer to join a growing team focused on the design of building systems for a diverse portfolio of projects.