{"schemaVersion":"jobsearcher.job.v1","id":"f395b8d4ab465ea4b9c61c5c","url":"https://jobsearcher.com/jobs/f395b8d4ab465ea4b9c61c5c","canonicalUrl":"https://jobsearcher.com/jobs/f395b8d4ab465ea4b9c61c5c","title":"Principal Software Engineer - Simulation & Training","description":"RTX is seeking a Principal Software Engineer to join the Advanced Simulation & Training Systems team in Sterling, VA. The role emphasizes design, development, and testing of cross‐platform training device software in a classified lab environment with an active security clearance.You will lead software efforts, mentor peers, and participate in proposals and requirements analysis while traveling as needed to support training events and product installations.#J-18808-Ljbffr","company":"Segment Twilio","rawCompany":"segment twilio","city":"Sterling","state":"CO","isRemote":false,"isActive":false,"createdAt":"2026-07-16T00:00:42.038Z","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":"541330","title":"Engineering Services","slug":"engineering-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Principal Software Engineer - Simulation & Training","description":"RTX is seeking a Principal Software Engineer to join the Advanced Simulation & Training Systems team in Sterling, VA. The role emphasizes design, development, and testing of cross‐platform training device software in a classified lab environment with an active security clearance.You will lead software efforts, mentor peers, and participate in proposals and requirements analysis while traveling as needed to support training events and product installations.#J-18808-Ljbffr","datePosted":"2026-07-16T00:00:42.038Z","dateModified":"2026-07-16T00:00:42.038Z","hiringOrganization":{"@type":"Organization","name":"Segment Twilio","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Sterling","addressRegion":"CO","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"f395b8d4ab465ea4b9c61c5c"},"url":"https://jobsearcher.com/jobs/f395b8d4ab465ea4b9c61c5c"}}