Senior RF Systems Engineer Science Applications International CorpSenior RF Systems EngineerEl Segundo, CA$200,001–$240,000 / yearThis is you: Bachelor''s degree in electrical engineering or a technical field such as Physics, Math, or Aerospace Engineering with 14 years or more of experience in relevant field or Master''s degree in electrical engineering or a technical field such as Physics, Math, or Aerospace Engineering with 12 years or more of experience. You will perform the following duties and "fun stuff": Responsible for acting as primary technical oversight for the development, build, verification and deployment of Space RF payloads, providing Government leadership, as needed, recommend course corrections to the payload design and build through delivery.
Insider Threat Program Senior Network Engineer Leidos Holdings Inc.Insider Threat Program Senior Network EngineerLorton, VA$139,100–$251,450 / yearThe ITP mission is to identify insider threats to the department by utilizing advanced analytics, monitoring, and data correlation which in turn help address and eliminate potential threat actors from compromising the DHS mission in safeguarding the homeland. The Digital Modernization Sector at Leidos currently has an opening for a Senior Network Engineer supporting the HEITS Contract as part of the Department of Homeland Security (DHS) Insider Threat Program (ITP).
Deputy Program Manager Leidos Holdings Inc.Deputy Program ManagerBeavercreek, OH$92,300–$166,850 / yearYou'll serve as a trusted leader and integrator - translating technical insights into actionable plans, aligning diverse teams, and keeping programs on track in fast‑moving, high‑visibility environments. 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.
Junior Manual Test Engineer Leidos Holdings Inc.Junior Manual Test EngineerAnnapolis Junction, MD$69,550–$125,725 / yearThe selected candidate will perform component, integration, and system level testing by writing and executing system-level test procedures, evaluating changes made to software applications, and verifying defect corrective actions discovered during development, testing, and/or operational use. Our 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.
Knowledge Manager Leidos Holdings Inc.Knowledge ManagerBeavercreek, OH$45,500–$82,250 / yearThis position will work closely with program leadership, operational teams, technical personnel, and government stakeholders to ensure critical information, documentation, lessons learned, and operational knowledge are effectively organized, maintained, protected, and accessible to authorized users. Responsibilities may include configuring and supporting collaboration platforms, maintaining system performance, implementing best practices for information management, supporting data integrity and recovery processes, and troubleshooting technical or process-related issues affecting knowledge-sharing capabilities.
Principal Integration Engineer SPM Leidos Holdings Inc.Principal Integration Engineer SPMBethesda, MD$131,300–$237,350 / yearThe SPM tracks the team's work to the completion of all deliverables accepted into a PI; coordinates with team members and customer sets to ensure stories have all the information needed to complete the work and that all necessary stories are created; and coordinate / socialize production changes and brief appropriate boards for deployment approval. Provide systems engineering and integration support to the government for the integration of newly developed Capabilities targeted for Integration test and operational environments and develop and deliver the processes to perform integration, staging, and release management for these Capabilities.
Lead Software Developer Leidos Holdings Inc.Lead Software DeveloperGaithersburg, MD$87,100–$157,450 / yearThis work aligns with the FAA's broader initiative to modernize legacy flight service capabilities, replacing aging infrastructure with scalable, cloud-based platforms designed to improve safety and operational efficiency-particularly in remote and high-dependency aviation environments. Leidos is seeking Lead Software Developers to join the Air Traffic Business Area within the Homeland Sector, supporting the development of next-generation flight service and air traffic systems.
Addiction Specialist Leidos Holdings Inc.Addiction SpecialistChantilly, VA$116,350–$210,325 / yearAdditional 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. Evaluate community treatment centers, assist in placing individuals in treatment, work with treatment facilities to provide appropriate aftercare, and provide individual case management.
Network Design Engineer Leidos Holdings Inc.Network Design EngineerChantilly, VA$92,300–$166,850 / yearMust be compliant with DoD 8140 Information Assurance Technical (IAT) Level 2. Experience specific to network engineering to include Tier III or higher network operations and/or network design and implementation. The Digital Modernization Sector at Leidos has an opening for a Network Engineer (Campus Area Network/Local Area Network (CAN/LAN)) to support global enterprise networks.
Software Test Engineer Ts/Sci Polygraph Leidos Holdings Inc.Software Test Engineer Ts/Sci PolygraphHanover, MD$87,100–$157,450 / yearOur ideal candidate will design, execute, and document manuals and automated tests; develop test cases and automation frameworks; identify and track defects; analyze performance and system behavior; and perform continuous functional, integration, acceptance, and regression testing to ensure quality and backward compatibility. Our 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.
Cyber Security Engineer-Technical Lead Leidos Holdings Inc.Cyber Security Engineer-Technical LeadBethesda, MD$154,050–$278,475 / yearDesign, configure, implement, troubleshoot, and maintain security technologies such as firewalls (security groups), endpoint protection tools (HBSS/Trellix), SIEM platforms (Splunk), Formulate systems and methodologies as well as respond to security related events and assist in remediation efforts of cyber security incidents (system and/or network breaches, malware attacks). Experience with implementing and managing network and application firewalls, virtual private networks, firewalls, web protocols, incident detection, incident response, and forensics activities, Experience with Agile software development processes/environments, scripting /programming languages such as Python or PowerShell.
Tier 2 Technician Leidos Holdings Inc.Tier 2 TechnicianColorado Springs, CO$73,450–$132,775 / yearThe Digital Modernization Sector at Leidos has an opening for a Tier II Network Technician to support computer data communications systems, in providing design specifications, testing and inspections for computer networks; plan and implementing upgrades; as well as, analyzing and organizing corresponding hardware and software combined solutions through network modeling. Additional required qualifications include: Compliance with Department of Defense (DoD) 8570 Information Assurance Technical (IAT) Level 2. Knowledge of Transmission Control Protocol/Internet Protocol (TCP/IP) and Open Systems Interconnection (OSI) model.
Tier 2 Technician Leidos Holdings Inc.Tier 2 TechnicianDayton, OH$73,450–$132,775 / yearThe Digital Modernization Sector at Leidos has an opening for a Tier II Network Technician to support computer data communications systems, in providing design specifications, testing and inspections for computer networks; plan and implementing upgrades; as well as, analyzing and organizing corresponding hardware and software combined solutions through network modeling. Additional required qualifications include: Compliance with Department of Defense (DoD) 8570 Information Assurance Technical (IAT) Level 2. Knowledge of Transmission Control Protocol/Internet Protocol (TCP/IP) and Open Systems Interconnection (OSI) model.
Transmission Line Engineer Leidos Holdings Inc.Transmission Line EngineerCharlotte, NC$59,150–$106,925 / yearThe successful candidate will serve as an Engineer on electric transmission line design projects for extra high-voltage (EHV) overhead and underground systems for some of the largest utilities in the country. 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.
Principal Substation Physical Engineer Leidos Holdings Inc.Principal Substation Physical EngineerOrlando, FL$131,300–$237,350 / yearUtilities and mobile operators rely on our Power Delivery Services Team for reliable power and telecommunication expertise, as reflected through our work with more than 50 investor-owned utilities, more than 160 municipals/cooperatives, as well as a growing number of mobile operators, local utility providers and private developers. In addition to providing engineering and project management services, Leidos works with an established group of industry-leading construction partners delivering meaningful Energy Delivery Solutions.
Addiction Specialist Leidos Holdings Inc.Addiction SpecialistMclean, VA$116,350–$210,325 / yearAdditional 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. Evaluate community treatment centers, assist in placing individuals in treatment, work with treatment facilities to provide appropriate aftercare, and provide individual case management.
Law Clerk II Leidos Holdings Inc.Law Clerk IIWashington, DCAdditionally, must have 2+ years of progressively more responsible experience on litigation support projects or task order related projects including proven capabilities and communication skills to successfully interact with clients and attorneys. Basic Qualifications: Requires Law degree, or currently attending an ABA-accredited law school, having completed at least two years of study or, an equivalent level of legal training or experience; or an equivalent level of education may be substituted.
Acquisition Program Support Specialist Leidos Holdings Inc.Acquisition Program Support SpecialistBedford, MA$92,300–$166,850 / yearFor 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. This role ensures programs and projects are completed within scope, schedule, and budget constraints while coordinating activities across functional teams, subcontractors, and stakeholders.
Aerospace Modeling And Simulation Engineer Leidos Holdings Inc.Aerospace Modeling And Simulation EngineerDayton, OH$107,900–$195,050 / yearYou will play a valuable part in developing and testing models of aerospace systems, to include air-launched weapons; ballistic missile systems; avionics; hypersonic vehicles; and guidance, navigation, and controls across a wide range of projects and programs. 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.
Network Enterprise Design Engineer Senior Leidos Holdings Inc.Network Enterprise Design Engineer SeniorBarstow, CA$45–$55 / hourHave solid knowledge or experience in several of the following areas: Linux and Linux Commands; SQL and KQL or structured query languages; Confluent/Kafka knowledge and navigation; Understanding SSL/TLS for data encryption; Java (primary Kafka client library); Python (for data pipelines and scripting); Go or Node.js (for building lightweight streaming apps). Under the Service Management, Integration, and Transport (SMIT) portion of NGEN-R, the Leidos team will deliver the core backbone of the Navy-Marine Corps Intranet (NMCI) and Marine Corps Enterprise Network (MCEN), including cybersecurity services, network operations, service desk, and data transport.