{"schemaVersion":"jobsearcher.job.v1","id":"97062e72c1fb9efed2e9d22b","url":"https://jobsearcher.com/jobs/97062e72c1fb9efed2e9d22b","canonicalUrl":"https://jobsearcher.com/jobs/97062e72c1fb9efed2e9d22b","title":"Principal Algorithms Software Engineer","description":"Position: Principal/Sr. Principal Software Engineer\nLocation: Boulder, CO\nClearance: Secret Clearance\n\nGrey Matters Defense Solutions specializes in software development and solutions, specialized data analytics algorithms, and innovative remote sensing technologies and operations, with senior-level personnel formerly from DIA, NRO, DARPA, and the US Armed Forces. Grey Matters Defense Solutions differentiates itself by combining its subject matter experts, analysts, software engineers, and its data scientists to create unique artificial intelligence algorithms and various applications.\nAbout the job:\nSolve real world problems relevant to the Intel Community (IC) and Department of Defense (DoD) using a combination of FOSS/GOTS/COTS software and hardware.\nContribute to all aspects of project software development lifecycle from research, prototyping solutions to assess feasibility, integration with external software systems, development, and product deployment. Key\nGrey Matters Defense Solutions is seeking a talented and dedicated, Principal / Senior Principal Algorithms Software Engineer\n\nPosition Overview:\n\nAs a Senior Principal Algorithms Software Engineer, you will be responsible for designing, developing, testing, documenting, and debugging software and complex mathematical algorithms. This fast-paced and cutting-edge research and development environment will rely on your familiarity with modern software practices. You are expected to communicate technical information effectively and clearly, and present technical approaches and findings. Our team of motivated technical talent works closely with the end user (and each other) to ensure the direct mission applicability of developed products.\n\nEssential Functions:\nBreadth and depth in the application of mathematics to perform data analysis and algorithm development for missile tracking applications.\nDevelopment and performance analysis of tracking and state estimation algorithms.\nTool and prototype development using Modern C++ and Python.\nAlgorithm defect tracking and resolution.\nTechnical Documentation as required.\nWork in cross-discipline teams and communicate clearly across various levels of engineers.\n\nSeeking candidates who find satisfaction in working on challenging and diverse assignments in collaborative settings across all levels.\n\nBasic Qualifications:\n\nPrincipal Algorithm Software Engineer: Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline preferred from an accredited university and 5 years of related experience, or a Master’s degree in a STEM discipline and 3 years experience, or a PhD and 1 year of experience.\nSr. Principal Algorithm Software Engineer: Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline preferred from an accredited university and 8 years of related experience, or a Master’s degree in a STEM discipline and 6 years experience, or a PhD and 4 year of experience.\nApplicants must have a minimum of 1 year of software development experience with Python and/or C++.\nApplicants must have Linux experience and working knowledge of common utilities like grep, awk, cat head, etc.\nExperience developing, analyzing, testing, and implementing extendable / reusable algorithms.\nApplicants must have algorithm design and state estimation experience.\nExperience with data analysis - Population statistics and trend identification.\nThe ability to bridge between theoretical concepts and practical implementation.\nAbility and willingness to travel up-to 10% to support business needs.\nApplicants must have a current active in-scope U.S. Government issued Secret security clearance at the time of application which is required to start; with the ability to obtain and maintain a TS/SCI clearance.\n\nPreferred Qualifications:\nA current active in-scope U.S. Government DoD issued Top Secret security clearance.\nStrong statistical background and skills.\nExperience in tracking and prediction algorithms, simulation, and validation.\nExperience with multiple hypothesis tracking.\nExperience in the numerical implementation of motion filters.\nSalary Range: $132,000 - $198,000 + 25%SEP\nGrey Matters Defense Solutions, LLC offer a comprehensive benefits package including medical, dental, vision, life insurance, short-term, long-term disability, and voluntary benefits such as accident, hospital indemnity, and wellness benefits.\n\nAdditional Benefits:\n25% (of salary) employer contribution distributed monthly to your SEP IRA\nIndividual Benefit Account 25% (of salary to pay for medical insurance premiums and funded time off)\nEmployee assistance program\nEmployee discount\nHealth savings account\nReferral program\nGrey Matters Defense Solutions’ most valuable assets are the more than 60 employees, consisting of data scientists, custom software developers, and analysts/subject matter experts, with senior-level personnel formerly from DIA, NRO, NSA and the US Armed Forces. Our employees have a depth of analytical knowledge which provides them with deep understanding of managing and delivering products within government systems. Grey Matters Defense Solutions provides transformational leadership building aware-winning teams and products.\nVisit us at Grey Matters Defense Solutions\nhttps://www.linkedin.com/company/grey-matters-defense-solutions/\n“Know Your Rights: Workplace Discrimination is Illegal”\nQuestions contact: jenny.rosenberg@greymattersdefense.com\nAll qualified applicants will receive consideration for employment regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.\nGrey Matters Defense Solutions, LLC participates in E-Verify. Federal law requires all employers to verify the identity and employment eligibility of all persons hired to work in the United States.\nGrey Matters Defense Solutions, LLC complies with the Colorado Artificial Intelligence Act (CAIA) and maintains policies, controls, and oversight practices designed to mitigate algorithmic discrimination, promote transparency, and ensure responsible use of AI systems in accordance with Colorado law.\nxPpvraY91W","company":"Greymattersdefensesolutions","rawCompany":"greymattersdefensesolutions","city":"Boulder","state":"CO","isRemote":false,"isActive":false,"createdAt":"2026-08-03T22:52:24.053Z","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":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"928110","title":"National Security","slug":"national-security"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Principal Algorithms Software Engineer","description":"Position: Principal/Sr. Principal Software Engineer\nLocation: Boulder, CO\nClearance: Secret Clearance\n\nGrey Matters Defense Solutions specializes in software development and solutions, specialized data analytics algorithms, and innovative remote sensing technologies and operations, with senior-level personnel formerly from DIA, NRO, DARPA, and the US Armed Forces. Grey Matters Defense Solutions differentiates itself by combining its subject matter experts, analysts, software engineers, and its data scientists to create unique artificial intelligence algorithms and various applications.\nAbout the job:\nSolve real world problems relevant to the Intel Community (IC) and Department of Defense (DoD) using a combination of FOSS/GOTS/COTS software and hardware.\nContribute to all aspects of project software development lifecycle from research, prototyping solutions to assess feasibility, integration with external software systems, development, and product deployment. Key\nGrey Matters Defense Solutions is seeking a talented and dedicated, Principal / Senior Principal Algorithms Software Engineer\n\nPosition Overview:\n\nAs a Senior Principal Algorithms Software Engineer, you will be responsible for designing, developing, testing, documenting, and debugging software and complex mathematical algorithms. This fast-paced and cutting-edge research and development environment will rely on your familiarity with modern software practices. You are expected to communicate technical information effectively and clearly, and present technical approaches and findings. Our team of motivated technical talent works closely with the end user (and each other) to ensure the direct mission applicability of developed products.\n\nEssential Functions:\nBreadth and depth in the application of mathematics to perform data analysis and algorithm development for missile tracking applications.\nDevelopment and performance analysis of tracking and state estimation algorithms.\nTool and prototype development using Modern C++ and Python.\nAlgorithm defect tracking and resolution.\nTechnical Documentation as required.\nWork in cross-discipline teams and communicate clearly across various levels of engineers.\n\nSeeking candidates who find satisfaction in working on challenging and diverse assignments in collaborative settings across all levels.\n\nBasic Qualifications:\n\nPrincipal Algorithm Software Engineer: Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline preferred from an accredited university and 5 years of related experience, or a Master’s degree in a STEM discipline and 3 years experience, or a PhD and 1 year of experience.\nSr. Principal Algorithm Software Engineer: Bachelor’s Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline preferred from an accredited university and 8 years of related experience, or a Master’s degree in a STEM discipline and 6 years experience, or a PhD and 4 year of experience.\nApplicants must have a minimum of 1 year of software development experience with Python and/or C++.\nApplicants must have Linux experience and working knowledge of common utilities like grep, awk, cat head, etc.\nExperience developing, analyzing, testing, and implementing extendable / reusable algorithms.\nApplicants must have algorithm design and state estimation experience.\nExperience with data analysis - Population statistics and trend identification.\nThe ability to bridge between theoretical concepts and practical implementation.\nAbility and willingness to travel up-to 10% to support business needs.\nApplicants must have a current active in-scope U.S. Government issued Secret security clearance at the time of application which is required to start; with the ability to obtain and maintain a TS/SCI clearance.\n\nPreferred Qualifications:\nA current active in-scope U.S. Government DoD issued Top Secret security clearance.\nStrong statistical background and skills.\nExperience in tracking and prediction algorithms, simulation, and validation.\nExperience with multiple hypothesis tracking.\nExperience in the numerical implementation of motion filters.\nSalary Range: $132,000 - $198,000 + 25%SEP\nGrey Matters Defense Solutions, LLC offer a comprehensive benefits package including medical, dental, vision, life insurance, short-term, long-term disability, and voluntary benefits such as accident, hospital indemnity, and wellness benefits.\n\nAdditional Benefits:\n25% (of salary) employer contribution distributed monthly to your SEP IRA\nIndividual Benefit Account 25% (of salary to pay for medical insurance premiums and funded time off)\nEmployee assistance program\nEmployee discount\nHealth savings account\nReferral program\nGrey Matters Defense Solutions’ most valuable assets are the more than 60 employees, consisting of data scientists, custom software developers, and analysts/subject matter experts, with senior-level personnel formerly from DIA, NRO, NSA and the US Armed Forces. Our employees have a depth of analytical knowledge which provides them with deep understanding of managing and delivering products within government systems. Grey Matters Defense Solutions provides transformational leadership building aware-winning teams and products.\nVisit us at Grey Matters Defense Solutions\nhttps://www.linkedin.com/company/grey-matters-defense-solutions/\n“Know Your Rights: Workplace Discrimination is Illegal”\nQuestions contact: jenny.rosenberg@greymattersdefense.com\nAll qualified applicants will receive consideration for employment regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.\nGrey Matters Defense Solutions, LLC participates in E-Verify. Federal law requires all employers to verify the identity and employment eligibility of all persons hired to work in the United States.\nGrey Matters Defense Solutions, LLC complies with the Colorado Artificial Intelligence Act (CAIA) and maintains policies, controls, and oversight practices designed to mitigate algorithmic discrimination, promote transparency, and ensure responsible use of AI systems in accordance with Colorado law.\nxPpvraY91W","datePosted":"2026-08-03T22:52:24.053Z","dateModified":"2026-08-03T22:52:24.053Z","hiringOrganization":{"@type":"Organization","name":"Greymattersdefensesolutions","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Boulder","addressRegion":"CO","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"97062e72c1fb9efed2e9d22b"},"url":"https://jobsearcher.com/jobs/97062e72c1fb9efed2e9d22b"}}