{"schemaVersion":"jobsearcher.job.v1","id":"a7be083f3d064e7765fac57d","url":"https://jobsearcher.com/jobs/a7be083f3d064e7765fac57d","canonicalUrl":"https://jobsearcher.com/jobs/a7be083f3d064e7765fac57d","title":"CFS SOFTWARE DEVELOPER","description":"JOB SUMMARY: The cFS Software Developer (Senior) will support the NASA Goddard Space Flight Center (GSFC) Core Flight System (cFS) Project by providing sustaining engineering and software development support for reusable flight software components utilized by NASA and other government agencies. The cFS Project delivers mission-enabling, cost-reducing, and risk-reducing flight software solutions that support current and future spaceflight missions while reinforcing GSFC's leadership in flight software technology.\nThe Software Developer will work closely with the cFS Product Development Lead (PDL) within the Flight Software Systems Branch as a member of the cFS Flight Software (FSW) development team. The position includes supporting multiple cFS customers by developing, maintaining, integrating, testing, and documenting reusable flight software components in accordance with NASA software engineering standards. Location: Goddard Space Flight Center (GSFC), Greenbelt, MD. This position will be a hybrid role with on-site work as required.\nPRIMARY DUTIES\nFlight Software Development\nDevelop, maintain, and sustain reusable Core Flight System (cFS) software components.\nPerform software requirements analysis, architecture definition, software design, coding, unit testing, integration testing, and formal build testing.\nSupport software development activities throughout the complete software development lifecycle.\nDevelop flight-ready software solutions supporting NASA missions and other government agencies.\nSoftware Engineering & Integration\nCollaborate with the cFS Product Development Lead (PDL) and Flight Software Systems Branch engineering team.\nSupport integration of cFS software components into customer flight software environments.\nParticipate in software builds, code reviews, peer reviews, technical demonstrations, and design reviews.\nAssist with sustaining engineering activities including maintenance, enhancements, defect resolution, and software updates.\nCustomer & Technical Support\nProvide software engineering support to identified cFS customers.\nParticipate in technical meetings, demonstrations, presentations, and customer reviews.\nSupport issue investigation, troubleshooting, and implementation of corrective actions.\nAssist customers with software integration and implementation activities.\nSoftware Quality & DevOps\nDevelop and execute unit and integration tests.\nSupport Continuous Integration/Continuous Deployment (CI/CD) processes and automated build environments.\nUtilize configuration management and version control tools throughout software development.\nProduce and maintain software documentation in accordance with NASA software engineering processes.\nLaboratory & Development Environment Support\nSupport flight software laboratory configuration and hardware integration activities.\nAssist with hardware maintenance and development environment setup.\nSupport development and testing on embedded hardware platforms and real-time operating systems.\nReporting Requirements\nProvide regular status updates on assigned software development tasks.\nDocument software design, implementation, testing, and technical progress.\nParticipate in technical reviews and provide engineering presentations as requested.\nMaintain project documentation consistent with NASA software engineering processes\nREQUIREMENTS\nTechnical Skills\nExperience with software development lifecycle (SDLC) processes.\nStrong software development experience using C, C++, and Python.\nExperience developing embedded software applications.\nExperience developing flight software or other safety/mission-critical software.\nExperience with Linux development environments.\nWorking knowledge of Real-Time Operating Systems (RTOS).\nExperience using Git for source code management.\nExperience with Continuous Integration (CI/CD) methodologies.\nExperience with Docker container technologies.\nExperience with OpenC3 COSMOS or similar mission operations tools is preferred.\nExperience defining and implementing Application Programming Interfaces (APIs) is preferred.\nKnowledge of systems engineering processes is desirable.\nFamiliarity with cybersecurity policies and secure software development best practices is preferred.\nKnowledge of Artificial Intelligence (AI), Machine Learning (ML), or data architecture technologies is desirable.\nExperience implementing Fault Detection, Isolation, and Recovery (FDIR), GEONS, or other estimation/filtering algorithms is desirable.\nKnowledge of embedded hardware architectures including Xilinx, Zynq, or PicoZed platforms is desirable.\nExperience with VxWorks and/or RTEMS is preferred.\nLeadership & Collaboration\nExperience serving as a Software Development Team Lead, Software Lead, or Software Sustaining Engineering Lead is highly desirable.\nAbility to work effectively within multidisciplinary engineering teams.\nStrong analytical, debugging, and problem-solving skills.\nExcellent written and verbal communication skills.\nAbility to interact effectively with NASA personnel, government customers, and contractor teams.\nAbility to support multiple development efforts and customer requests simultaneously.\nPREFERRED QUALIFICATIONS:\nExperience supporting NASA, DoD, aerospace, or other government software development programs.\nExperience with reusable flight software frameworks and mission software architectures.\nRELEVANT EXPERIENCE: 7 years of professional experience developing embedded or flight software systems.\nEDUCATION/CERTIFICATION: Bachelor's degree in Computer Science, Computer Engineering, Software Engineering, Electrical Engineering, Aerospace Engineering, or a related technical discipline.\nSECURITY CLEARANCE: Must be a U.S. Citizen and able to pass NASA badging and onboarding requirements in accordance with applicable federal security policies.\nABOUT US: At MCSG Technologies, we believe the path to success begins by empowering our employees to do what is best for our customers. This helps create value for our customers and business partners through efficiencies and cost-effective relationships that are built on trust, while delivering on-time and within budget. Our company ethos is simple Empowered to serve our customers, our communities, our colleagues. If you would like to learn more, please visit our website at www.mcsgtech.com or find us on Glassdoor.\nBENEFITS OFFERED: Medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, EAP, parental leave, paid time off, holidays and more. Learn more about MCSG Technologies benefits: https://www.mcsgtech.com/benefits/.\nCOLORADO'S EQUAL PAY ACT: In compliance with Colorados Equal Pay for Equal Work Act; MCSG Technologies considers several factors when extending an offer, including but not limited to, the role and associated responsibilities, a candidate’s work experience, education/training, and key skills.\nEOE STATEMENT: We are an equal employment opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity, sexual orientation, national origin, disability status, protected veteran status or any other characteristic protected by law.\nPAY TRANSPARENCY NONDISCRIMINATION PROVISION: The 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 contractors legal duty to furnish information. 41 CFR 60-1.35(c)","company":"Mcsg Technologies","rawCompany":"mcsg technologies","city":"Greenbelt","state":"MD","isRemote":false,"isActive":false,"createdAt":"2026-07-29T11:49:50.452Z","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":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"CFS SOFTWARE DEVELOPER","description":"JOB SUMMARY: The cFS Software Developer (Senior) will support the NASA Goddard Space Flight Center (GSFC) Core Flight System (cFS) Project by providing sustaining engineering and software development support for reusable flight software components utilized by NASA and other government agencies. The cFS Project delivers mission-enabling, cost-reducing, and risk-reducing flight software solutions that support current and future spaceflight missions while reinforcing GSFC's leadership in flight software technology.\nThe Software Developer will work closely with the cFS Product Development Lead (PDL) within the Flight Software Systems Branch as a member of the cFS Flight Software (FSW) development team. The position includes supporting multiple cFS customers by developing, maintaining, integrating, testing, and documenting reusable flight software components in accordance with NASA software engineering standards. Location: Goddard Space Flight Center (GSFC), Greenbelt, MD. This position will be a hybrid role with on-site work as required.\nPRIMARY DUTIES\nFlight Software Development\nDevelop, maintain, and sustain reusable Core Flight System (cFS) software components.\nPerform software requirements analysis, architecture definition, software design, coding, unit testing, integration testing, and formal build testing.\nSupport software development activities throughout the complete software development lifecycle.\nDevelop flight-ready software solutions supporting NASA missions and other government agencies.\nSoftware Engineering & Integration\nCollaborate with the cFS Product Development Lead (PDL) and Flight Software Systems Branch engineering team.\nSupport integration of cFS software components into customer flight software environments.\nParticipate in software builds, code reviews, peer reviews, technical demonstrations, and design reviews.\nAssist with sustaining engineering activities including maintenance, enhancements, defect resolution, and software updates.\nCustomer & Technical Support\nProvide software engineering support to identified cFS customers.\nParticipate in technical meetings, demonstrations, presentations, and customer reviews.\nSupport issue investigation, troubleshooting, and implementation of corrective actions.\nAssist customers with software integration and implementation activities.\nSoftware Quality & DevOps\nDevelop and execute unit and integration tests.\nSupport Continuous Integration/Continuous Deployment (CI/CD) processes and automated build environments.\nUtilize configuration management and version control tools throughout software development.\nProduce and maintain software documentation in accordance with NASA software engineering processes.\nLaboratory & Development Environment Support\nSupport flight software laboratory configuration and hardware integration activities.\nAssist with hardware maintenance and development environment setup.\nSupport development and testing on embedded hardware platforms and real-time operating systems.\nReporting Requirements\nProvide regular status updates on assigned software development tasks.\nDocument software design, implementation, testing, and technical progress.\nParticipate in technical reviews and provide engineering presentations as requested.\nMaintain project documentation consistent with NASA software engineering processes\nREQUIREMENTS\nTechnical Skills\nExperience with software development lifecycle (SDLC) processes.\nStrong software development experience using C, C++, and Python.\nExperience developing embedded software applications.\nExperience developing flight software or other safety/mission-critical software.\nExperience with Linux development environments.\nWorking knowledge of Real-Time Operating Systems (RTOS).\nExperience using Git for source code management.\nExperience with Continuous Integration (CI/CD) methodologies.\nExperience with Docker container technologies.\nExperience with OpenC3 COSMOS or similar mission operations tools is preferred.\nExperience defining and implementing Application Programming Interfaces (APIs) is preferred.\nKnowledge of systems engineering processes is desirable.\nFamiliarity with cybersecurity policies and secure software development best practices is preferred.\nKnowledge of Artificial Intelligence (AI), Machine Learning (ML), or data architecture technologies is desirable.\nExperience implementing Fault Detection, Isolation, and Recovery (FDIR), GEONS, or other estimation/filtering algorithms is desirable.\nKnowledge of embedded hardware architectures including Xilinx, Zynq, or PicoZed platforms is desirable.\nExperience with VxWorks and/or RTEMS is preferred.\nLeadership & Collaboration\nExperience serving as a Software Development Team Lead, Software Lead, or Software Sustaining Engineering Lead is highly desirable.\nAbility to work effectively within multidisciplinary engineering teams.\nStrong analytical, debugging, and problem-solving skills.\nExcellent written and verbal communication skills.\nAbility to interact effectively with NASA personnel, government customers, and contractor teams.\nAbility to support multiple development efforts and customer requests simultaneously.\nPREFERRED QUALIFICATIONS:\nExperience supporting NASA, DoD, aerospace, or other government software development programs.\nExperience with reusable flight software frameworks and mission software architectures.\nRELEVANT EXPERIENCE: 7 years of professional experience developing embedded or flight software systems.\nEDUCATION/CERTIFICATION: Bachelor's degree in Computer Science, Computer Engineering, Software Engineering, Electrical Engineering, Aerospace Engineering, or a related technical discipline.\nSECURITY CLEARANCE: Must be a U.S. Citizen and able to pass NASA badging and onboarding requirements in accordance with applicable federal security policies.\nABOUT US: At MCSG Technologies, we believe the path to success begins by empowering our employees to do what is best for our customers. This helps create value for our customers and business partners through efficiencies and cost-effective relationships that are built on trust, while delivering on-time and within budget. Our company ethos is simple Empowered to serve our customers, our communities, our colleagues. If you would like to learn more, please visit our website at www.mcsgtech.com or find us on Glassdoor.\nBENEFITS OFFERED: Medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, EAP, parental leave, paid time off, holidays and more. Learn more about MCSG Technologies benefits: https://www.mcsgtech.com/benefits/.\nCOLORADO'S EQUAL PAY ACT: In compliance with Colorados Equal Pay for Equal Work Act; MCSG Technologies considers several factors when extending an offer, including but not limited to, the role and associated responsibilities, a candidate’s work experience, education/training, and key skills.\nEOE STATEMENT: We are an equal employment opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity, sexual orientation, national origin, disability status, protected veteran status or any other characteristic protected by law.\nPAY TRANSPARENCY NONDISCRIMINATION PROVISION: The 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 contractors legal duty to furnish information. 41 CFR 60-1.35(c)","datePosted":"2026-07-29T11:49:50.452Z","dateModified":"2026-07-29T11:49:50.452Z","hiringOrganization":{"@type":"Organization","name":"Mcsg Technologies","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Greenbelt","addressRegion":"MD","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"a7be083f3d064e7765fac57d"},"url":"https://jobsearcher.com/jobs/a7be083f3d064e7765fac57d"}}