Senior Software Engineer

Job ID: 01881503Posted: Posted YesterdayStart Date: 2026-10-12Location: US-CA-SAN DIEGO-SD1 ~ 8650 Balboa Ave ~ SAN ANTONIO BLDGCountry: United States of AmericaTime Type: Full timeDate Posted:2026-10-12 Country:United States of America Location:US-CA-SAN DIEGO-SD1 ~ 8650 Balboa Ave ~ SAN ANTONIO BLDG 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 1Collins Aerospace is currently seeking a Senior Software Engineer to serve the GPS‑Based Positioning, Navigation and Timing Service (GPNTS) program team. In this role, you will take technical ownership of software development activities, drive integration efforts, and contribute directly to the architecture, reliability, and performance of mission‑critical systems used aboard U.S. Navy surface ships. You will mentor junior engineers, lead design discussions, and help shape engineering processes within an Agile, DevSecOps environment.This role will be an onsite located in the San Diego, CA facilitySign-on Bonus EligibleWhat You Will DoYou will lead the design, development, enhancement, and sustainment of core software components for the GPNTS navigation data systemYou will perform advanced debugging, root‑cause analysis, and resolution of complex software issuesYou will architect, implement, and optimize automated testing and CI/CD workflowsYou will produce high‑quality technical documentation, interface definitions, and design review artifactsYou will lead and actively participate in Agile ceremonies, contributing to backlog refinement, sprint planning, and technical decision‑makingYou will champion secure coding practices and DevSecOps methodologies, helping evolve program‑level workflowsYou will coordinate closely with systems, hardware, cybersecurity, and test engineering teams to ensure robust integration across the entire shipboard systemYou will provide technical mentorship, guidance, and code reviews for junior engineersYou will support configuration management, audits, major reviews, and external customer engagementsWhat You Will LearnAdvanced real‑time and distributed system techniques in a mission‑critical defense environmentHow to lead complex software architecture discussions and influence technical directionStrategies for scaling automated testing, CI/CD pipelines, and DevSecOps workflows across large programsIn‑depth understanding of PNT system performance, sensor integration, and navigation data fusionHow to collaborate with program managers, technical leads, and customer stakeholders in a high‑visibility environmentMethods for improving software reliability, safety, and maintainability in shipboard operational systemsQualifications You Must HaveFive or more years of professional software engineering experience, or an advanced degree with equivalent experienceExperience in one or more programming languages (C, C++, Python, or Java)Experience with software development fundamentals, debugging, and version control systemsExperience working in Linux environments and with Linux command‑line toolsExperience participating in Agile development practicesExperience integrating navigation sensors, timing signals, distributed messaging frameworks, or mission‑critical data fusionTypically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years prior relevant experience oran Advanced Degree in a related field and minimum 3 years of experienceThe 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 clearanceQualifications We PreferExperience integrating navigation sensors, timing signals, distributed messaging frameworks, or mission‑critical data fusionProfessional experience with embedded systems, real‑time software, or networkingExperience architecting or maintaining CI/CD pipelines using GitLab CI, Jenkins, or similar platformsHands‑on experience applying secure coding principles or contributing to DevSecOps workflowsExperience developing automated test frameworks or infrastructureLinux development experience, including use of Linux‑based build systems, tools, or application developmentExperience with Jira, Confluence, or similar tools used for engineering collaboration and workflow managementPrior experience mentoring junior engineers or leading technical effortsStrong communication skills and the ability to collaborate across multidisciplinary engineering teamsWhat We OfferMedical, 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 Carrot Health to hormonal health, fertility, and family buildingAdoption 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 Eligible for RelocationAnd more!  Learn More & Apply Now!Mission Systems: 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. * Please consider the following role type definitions as you apply for 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.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.#MISENGAs 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 95,500 USD - 181,700 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