{"schemaVersion":"jobsearcher.job.v1","id":"0f67f5d9be439c43ce2c7d30","url":"https://jobsearcher.com/jobs/0f67f5d9be439c43ce2c7d30","canonicalUrl":"https://jobsearcher.com/jobs/0f67f5d9be439c43ce2c7d30","title":"Principal Java Software Engineer (on-site)","description":"Principal Java Software Engineer – Satellite Ground Systems The Principal Java Software Engineer will design, develop, test, and maintain advanced software applications for our Satellite Ground Systems. This onsite role is based in State College, PA, Ft. Meade, MD, or Aurora, CO, and works in a Linux, Agile, DevOps environment.\r\nResponsibilities Design, implement, and test Java‑based applications and components for satellite ground systems\r\nCollaborate with systems engineers, hardware designers, and cross‑functional teams to define software requirements and specifications\r\nMaintain and modify existing codebases to meet performance, reliability, and scalability goals\r\nParticipate in software design reviews, code reviews, and system integration activities\r\nAdhere to established software processes, documentation standards, and development practices, including management of operations concepts, requirements, interfaces, and other engineering artifacts\r\nStay current with advances in Java and satellite technology to drive continuous improvement and innovation\r\nQualifications Active TS/SCI with polygraph security clearance (adjudication date within three years of start date)\r\nU.S. citizenship\r\nA STEM degree and at least 8 years of relevant experience in object‑oriented Java development in a Linux environment\r\nExperience with unit testing tools such as JUnit\r\nProficiency in scripting languages (Perl or Python)\r\nExperience working in an Agile/DevOps environment\r\nPreferred: Ansible, Jenkins, containers, Spring Framework, Security+ certification, Atlassian suite, satellite communications protocols, and secure coding practices in defense or aerospace contexts\r\nBenefits Competitive salary range: 107,500–204,500USD\r\nHealth, dental, vision, life insurance, and long‑term disability coverage\r\nRetirement plan with employer match\r\nPaid time off, holidays, parental leave (including paternal), and flexible work schedules\r\nCareer development and recognition programs, educational assistance, and child/adult backup care\r\nRelocation assistance for eligible candidates\r\nRTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, or veteran status. RTX provides affirmative action in employment for qualified individuals with a disability and protected veterans in compliance with applicable federal law.#J-18808-Ljbffr","company":"Prattwhitney","rawCompany":"prattwhitney","city":"State College","state":"PA","isRemote":false,"isActive":true,"createdAt":"2026-07-02T01:22:13.734Z","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":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Principal Java Software Engineer (on-site)","description":"Principal Java Software Engineer – Satellite Ground Systems The Principal Java Software Engineer will design, develop, test, and maintain advanced software applications for our Satellite Ground Systems. This onsite role is based in State College, PA, Ft. Meade, MD, or Aurora, CO, and works in a Linux, Agile, DevOps environment.\r\nResponsibilities Design, implement, and test Java‑based applications and components for satellite ground systems\r\nCollaborate with systems engineers, hardware designers, and cross‑functional teams to define software requirements and specifications\r\nMaintain and modify existing codebases to meet performance, reliability, and scalability goals\r\nParticipate in software design reviews, code reviews, and system integration activities\r\nAdhere to established software processes, documentation standards, and development practices, including management of operations concepts, requirements, interfaces, and other engineering artifacts\r\nStay current with advances in Java and satellite technology to drive continuous improvement and innovation\r\nQualifications Active TS/SCI with polygraph security clearance (adjudication date within three years of start date)\r\nU.S. citizenship\r\nA STEM degree and at least 8 years of relevant experience in object‑oriented Java development in a Linux environment\r\nExperience with unit testing tools such as JUnit\r\nProficiency in scripting languages (Perl or Python)\r\nExperience working in an Agile/DevOps environment\r\nPreferred: Ansible, Jenkins, containers, Spring Framework, Security+ certification, Atlassian suite, satellite communications protocols, and secure coding practices in defense or aerospace contexts\r\nBenefits Competitive salary range: 107,500–204,500USD\r\nHealth, dental, vision, life insurance, and long‑term disability coverage\r\nRetirement plan with employer match\r\nPaid time off, holidays, parental leave (including paternal), and flexible work schedules\r\nCareer development and recognition programs, educational assistance, and child/adult backup care\r\nRelocation assistance for eligible candidates\r\nRTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, or veteran status. RTX provides affirmative action in employment for qualified individuals with a disability and protected veterans in compliance with applicable federal law.#J-18808-Ljbffr","datePosted":"2026-07-02T01:22:13.734Z","dateModified":"2026-07-02T01:22:13.734Z","hiringOrganization":{"@type":"Organization","name":"Prattwhitney","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"State College","addressRegion":"PA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"0f67f5d9be439c43ce2c7d30"},"url":"https://jobsearcher.com/jobs/0f67f5d9be439c43ce2c7d30"}}