Sr System Engineer (Onsite)

Company: RTX
Location: Marlborough
Posted on: April 2, 2026

Job Description:

Date Posted: 2026-03-05 Country: United States of America Location: US-MA-MARLBOROUGH-MA3 ~ 1001 Boston Post Rd ~ BLDG 3 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.? U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Security Clearance Type: DoD Clearance: Secret Security Clearance Status: Active and existing security clearance required after day 1 Raytheon, managed by Collins Aerospace Collins Aerospace, an RTX company, is currently looking for a Senior Systems Engineer to join the Precision Navigation (PNav) Systems Engineering Department within the Air Traffic Navigation, Integration, and Coordination System (ATNAVICS). The selected candidate will play a key role in supporting all contracts associated with the ATNAVICS program. These contracts encompass sustainment efforts for the US military as well as production obligations for an international contract. This position presents a unique opportunity to contribute to the development and maintenance of crucial navigation systems serving both domestic and international needs. The ideal candidate for this position should be familiar with both front end and back end systems engineering activities. The applicant should be experienced performing engineering tasks which include planning, documenting, and writing technical artifacts. The candidate should feel comfortable leading small teams, gaining hands-on experience in both the lab and the field. This is an onsite role at our Marlborough, MA facility, relocation is not provided. What You Will Do: Define and derive systems engineering requirements, including interface definitions and requirement verification and validation Support operations concept definition and procedure planning, collaborating with personnel from various organizations Address customer issues by developing system and product level requirements, ensuring solutions meet their needs Develop and implement test plans, procedures, integration, and verification documentation and perform testing Systems sustainment activities for legacy radar systems, to involve troubleshooting, documenting, and testing Develop leadership skills leading small system engineering efforts Occasional travel to other locations Qualifications You Must Have: Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) unless prohibited by local laws/regulations and minimum 5 years of prior relevant experience or an Advanced Degree and 3 minimum years of prior relevant experience The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance. Experience with Digital Engineering Tools (DOORS, Cameo, Microsoft Office Suite, etc.) Must have Experience generating technical documentation and managing small projects Experience generating and delivering technical documentation to stakeholders, including creating, reviewing, and updating test artifacts Excellent communication skills (written, verbal, and presentation} and be able to effectively communicate with IPT leaders, hardware and software development engineers, specialty engineers, program managers, and customer representatives Qualifications We Prefer: Prior experience with IBM DOORs and JIRA Prior experience supporting a Department of Defense (DoD) government contract Prior experience working in small teams to achieve program cost and schedule objectives Prior experience with both waterfall and Agile Development Processes Radar domain experience Experience with System Engineering Product Cycle Prior Radar domain experience Current Secret U.S. Security Clearance is preferred What We Offer : Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio and expertise to solve customers’ toughest challenges and to meet the demands of a rapidly evolving global market. Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions — whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today. WE ARE REDEFINING AEROSPACE. *Please ensure the role type (defined below) is appropriate for your needs before applying to this role Onsite : Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products. Regardless of your role type, collaboration and innovation are critical to our business and all employees will have access to digital tools so they can work with colleagues around the world – and access to Collins sites when their work requires in-person meetings. Some of our competitive benefits package includes: Medical, dental, and vision insurance Three weeks of vacation for newly hired employees Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option Tuition reimbursement program Student Loan Repayment Program Life insurance and disability coverage Optional coverages you can buy: pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection Birth, adoption, parental leave benefits Ovia Health, fertility, and family planning Adoption Assistance Autism Benefit Employee Assistance Plan, including up to 10 free counseling sessions Healthy You Incentives, wellness rewards program Doctor on Demand, virtual doctor visits Bright Horizons, child and elder care services Teladoc Medical Experts, second opinion program And more! At Collins, the paths we pave together lead to limitless possibility. And the bonds we form – with our customers and with each other propel us all higher, again and again. Apply now and be part of the team that’s redefining aerospace, every day. As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. The salary range for this role is 86,800 USD - 165,200 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills. Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement. Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance. This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. RTX 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, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act. Privacy Policy and Terms: Click on this link to read the Policy and Terms

Keywords: RTX, Malden , Sr System Engineer (Onsite), Engineering , Marlborough, Massachusetts