{"schemaVersion":"jobsearcher.job.v1","id":"8b679b88f4a6ddea636a13f7","url":"https://jobsearcher.com/jobs/8b679b88f4a6ddea636a13f7","canonicalUrl":"https://jobsearcher.com/jobs/8b679b88f4a6ddea636a13f7","title":"GPS Software Systems Engineer","description":"LinQuest is seeking a GPS Systems Software Engineer to join our team in El Segundo, CA.\nThis position is in support of the Navigation and Timing (PNT) Enterprise Systems Engineering & Integration (SE&I) Navigation Warfare (NAVWAR) team. The PNT Enterprise SE&I Team provides engineering, technical analysis and subject matter expertise (SME) support for the Global Positioning System (GPS) supporting the Space Systems Command. The NAVWAR team provides systems engineering and analysis services to include system development, enterprise and system architecture, acquisition, testing, operations and sustainment support for existing and new capabilities. As a member of our GPS SE&I team, you’ll work in a high-paced environment with Govt personnel and system developers to ensure GPS remains the gold standard for position, navigation and timing. Major duties of this position include:\nResponsibilities:\nSupport the GPS Enterprise by helping implement GPS capabilities, requirements, architectures, concepts, designs and technologies in software. The software implementation will help validate, test, and model the current and future GPS architectures\nActively participate as a Subject Matter Expert in the GPS requirements process, Technical Baseline Change Manage Process (TBCMP), to include requirements development, and helping responsible engineers with Technical Interchange Meetings (TIMs) and Adjudication Working Groups (AWG)\nSupport SE&I team in creating software analysis tools to enable the GPS Systems Engineering team to verify requirements and support GPS enterprise testing. Update and maintain the software tools to develop and update GPS Enterprise test vectors\nUpdate and maintain software tools that implement the Y-code and M-code cryptographic algorithms, validate National Security Agency (NSA) operational key material, and create Test Data Material (TDM) that looks and feels like operational key material\nInteract with the Systems Engineering government team, other program government leads, external organizations (e.g. FAA, DOT) and prime contractors to ensure that system requirements and interfaces are consistent and valid across the GPS Enterprise\nCreate and maintain software that creates the NAVWAR message data for Y-code and M-code and software that supports NAVWAR mission planning\nManage and maintain the traceability within the GPS Dynamic Object Oriented Requirements System (DOORS) database between requirements and capabilities\nEvaluate and analyze prime contractors plans, schedules, and requirements baselines in order to identify disconnects between programs of record\n\nRequired Experience:\nBachelor’s Degree in Engineering, Math, Computer Science or Science\nExperience with GPS/PNT required\n4+ years of overall experience\nDemonstrated experience with developing or evaluating software or writing software scripts\nDemonstrated understanding of System Engineering practices, techniques, and procedures\nDemonstrated experience working with or for the government on a government Space systems program\nDemonstrated experience writing and delivering technical documents and briefings\nExtremely motivated individual who is a self-starter and works well in a team environment\nStrong interpersonal skills to enable working, interfacing, and interrelating with diverse personnel and dynamic teams\nExcellent analytical and organizational skills, specifically attention to detail\nAbility to obtain DoD secret clearance is required to be considered for this position\n\nPreferred Experience:\nTop Secret Clearance\nGPS experience is highly desired\nExperience with MS Visual Studio C++ and MATLAB\nExperience and familiarity working with DoD acquisition organizations\nExperience working specifically on a Systems Engineering and Integration contract.\nExperience and familiarity working with Space Systems Command\nCompensation:\nStarting salary ranges from $100,000 to $114,000 depending on relevant experience and qualifications.\nBenefits:\nLinQuest offers comprehensive and competitive benefit offerings to our team members to include medical, dental, vision, retirement, paid time off, company paid life insurance, and more! For additional information please visit: https://www.linquest.com/careers/our-benefits\nLicenses & Certifications\nRequired\nAbility to Obtain\nEqual Opportunity Employer/Protected Veterans/Individuals with Disabilities\nThe contractor will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information. 41 CFR 60-1.35(c)","company":"Linquest","rawCompany":"linquest","city":"El Segundo","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-04-12T20:42:26.300Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"17-2199.00","title":"Engineers, All Other","slug":"engineers-all-other"}],"industries":[{"code":"334511","title":"Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing","slug":"search-detection-navigation-guidance-aeronautical-and-nautical-system-and-instrument-manufacturing"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"927110","title":"Space Research and Technology","slug":"space-research-and-technology"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"GPS Software Systems Engineer","description":"LinQuest is seeking a GPS Systems Software Engineer to join our team in El Segundo, CA.\nThis position is in support of the Navigation and Timing (PNT) Enterprise Systems Engineering & Integration (SE&I) Navigation Warfare (NAVWAR) team. The PNT Enterprise SE&I Team provides engineering, technical analysis and subject matter expertise (SME) support for the Global Positioning System (GPS) supporting the Space Systems Command. The NAVWAR team provides systems engineering and analysis services to include system development, enterprise and system architecture, acquisition, testing, operations and sustainment support for existing and new capabilities. As a member of our GPS SE&I team, you’ll work in a high-paced environment with Govt personnel and system developers to ensure GPS remains the gold standard for position, navigation and timing. Major duties of this position include:\nResponsibilities:\nSupport the GPS Enterprise by helping implement GPS capabilities, requirements, architectures, concepts, designs and technologies in software. The software implementation will help validate, test, and model the current and future GPS architectures\nActively participate as a Subject Matter Expert in the GPS requirements process, Technical Baseline Change Manage Process (TBCMP), to include requirements development, and helping responsible engineers with Technical Interchange Meetings (TIMs) and Adjudication Working Groups (AWG)\nSupport SE&I team in creating software analysis tools to enable the GPS Systems Engineering team to verify requirements and support GPS enterprise testing. Update and maintain the software tools to develop and update GPS Enterprise test vectors\nUpdate and maintain software tools that implement the Y-code and M-code cryptographic algorithms, validate National Security Agency (NSA) operational key material, and create Test Data Material (TDM) that looks and feels like operational key material\nInteract with the Systems Engineering government team, other program government leads, external organizations (e.g. FAA, DOT) and prime contractors to ensure that system requirements and interfaces are consistent and valid across the GPS Enterprise\nCreate and maintain software that creates the NAVWAR message data for Y-code and M-code and software that supports NAVWAR mission planning\nManage and maintain the traceability within the GPS Dynamic Object Oriented Requirements System (DOORS) database between requirements and capabilities\nEvaluate and analyze prime contractors plans, schedules, and requirements baselines in order to identify disconnects between programs of record\n\nRequired Experience:\nBachelor’s Degree in Engineering, Math, Computer Science or Science\nExperience with GPS/PNT required\n4+ years of overall experience\nDemonstrated experience with developing or evaluating software or writing software scripts\nDemonstrated understanding of System Engineering practices, techniques, and procedures\nDemonstrated experience working with or for the government on a government Space systems program\nDemonstrated experience writing and delivering technical documents and briefings\nExtremely motivated individual who is a self-starter and works well in a team environment\nStrong interpersonal skills to enable working, interfacing, and interrelating with diverse personnel and dynamic teams\nExcellent analytical and organizational skills, specifically attention to detail\nAbility to obtain DoD secret clearance is required to be considered for this position\n\nPreferred Experience:\nTop Secret Clearance\nGPS experience is highly desired\nExperience with MS Visual Studio C++ and MATLAB\nExperience and familiarity working with DoD acquisition organizations\nExperience working specifically on a Systems Engineering and Integration contract.\nExperience and familiarity working with Space Systems Command\nCompensation:\nStarting salary ranges from $100,000 to $114,000 depending on relevant experience and qualifications.\nBenefits:\nLinQuest offers comprehensive and competitive benefit offerings to our team members to include medical, dental, vision, retirement, paid time off, company paid life insurance, and more! For additional information please visit: https://www.linquest.com/careers/our-benefits\nLicenses & Certifications\nRequired\nAbility to Obtain\nEqual Opportunity Employer/Protected Veterans/Individuals with Disabilities\nThe contractor will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information. 41 CFR 60-1.35(c)","datePosted":"2026-04-12T20:42:26.300Z","dateModified":"2026-04-12T20:42:26.300Z","hiringOrganization":{"@type":"Organization","name":"Linquest","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"El Segundo","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"8b679b88f4a6ddea636a13f7"},"url":"https://jobsearcher.com/jobs/8b679b88f4a6ddea636a13f7"}}