Senior Software Engineer III / Scrum Master (Onsite)

Date Posted: 2026-08-10 Country: United States of America Location: US-TX-RICHARDSON-C17 ~ 1717 Cityline Dr ~ CITYLINE C17 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​ Security Clearance Type: TS/SCI - Current Security Clearance Status: Active and existing security clearance required on day 1 At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense. This is an onsite role located in Richardson, TX. What You Will Do The Orbit Determination Core team is focused on maintaining and enhancing the existing core functionality and reusable software components to provide a stable, scalable, and efficient foundation that accelerates the delivery of value by stream-aligned teams. The Orbit Determination Timing & Ranging team is focused on delivering precise timing, frequency, and ranging services to support satellite operations and constellation management. The selected candidate will maintain alignment with their home functional organization, remaining current on applicable policies, processes, best practices, and lessons learned, and ensuring their consistent application within the program. The Scrum Master leads the team’s Agile execution and drives successful delivery of each sprint. The role facilitates ceremonies, enables flow, removes impediments, and ensures disciplined, high‑quality execution within the Mission Software ART. The Scrum Master strengthens team performance, supports continuous improvement, and ensures smooth coordination with Product Owners, Product Managers, and the RTE. Key Responsibilities Lead daily execution of the current sprint, maintaining momentum toward sprint goals. Facilitate Agile ceremonies including daily stand‑ups, sprint planning, reviews, and retrospectives. Remove impediments quickly and escalate systemic blockers through the RTE when needed. Promote disciplined Agile practices aligned with program standards and DevSecOps workflows. Partner with the Product Owner to ensure stories are sprint‑ready and sequencing is clear. Foster a high-performing, collaborative team environment focused on predictability and quality. Track team-level metrics, support continuous improvement, and promote a culture of transparency. Coordinate with other Scrum Masters and the RTE to maintain cross-team alignment during PI execution. Qualifications You Must Have Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and 5 years of relevant software engineering experience. Experience with Agile metrics such as backlog tracking, burndown metrics, velocity, and task definition. Coding experience using Java, C/C++, or similar programming languages. Experience as a Scrum Master or Agile facilitator supporting software development teams. Active and transferable TS/SCI U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance. Qualifications We Prefer Flight Dynamics, Network Management (Space Mesh) CSM (Certified Scrum Master) or CSPO (Certified Scrum Product Owner). Proficiency in object-oriented design. Experience guiding agile teams on how to use Agile/Scrum practices and values to deliver high quality software. Strong problem solving and analytical abilities. Experience with DevOps, Continuous Integration/Continuous Development, and automated test. Experience with one or more areas of satellite ground system software such as mission management, planning and scheduling, command and telemetry, satellite operations, or flight dynamics models. Experience working within multi-team Agile Release Trains. Familiarity with DevSecOps, CI/CD, and mission-critical or aerospace environments. Strong understanding of Agile/Scrum, Kanban, and iterative planning practices. Skilled at removing impediments, driving team focus, and reinforcing Agile discipline. Strong communication and facilitation skills. What We Offer Whether you’re just starting out on your career journey or are an experienced professional, we offer a total rewards package that goes above and beyond with compensation; healthcare, wellness, retirement, and work/life benefits; career development and recognition programs. Some of the benefits we offer include parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance, and child/adult backup care. Relocation Eligibility - Relocation assistance is available. Learn More & Apply Now! Please consider the following role type definition 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. This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: https://www.state.gov/m/ds/clearances/c10978.htm North Texas: https://careers.rtx.com/global/en/raytheon-north-texas-location We Are RTX #RaytheonSpace 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