Senior Software Engineer (Onsite)

Date Posted:

2026-04-10

Country:

United States of America

Location:

US-CO-BUCKLEY-SFB-CUST ~ 18500 E 6th Ave ~ BUCKLEY SFB (External Site)

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 with Polygraph

Security Clearance Status:

Active and existing security clearance required on day 1

At RTX, the world 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.

Raytheon is currently seeking a Senior Software Engineer to join our talented team. The qualified candidate will be responsible for evaluating operational software problems and providing immediate solutions to restore service as well as integration and verification of new baselines. Location: Aurora, CO

What You Will Do

• Supports troubleshooting, maintenance, and documentation of software applications
• Expected to troubleshoot and isolate sources of system errors or unexpected performance
• Performs testing, integration and delivery of new software baselines
• Ability to perform in-depth analysis and assessment with an end-to-end perspective of a complex system in operations

Qualifications You Must Have

• Typically requires a Bachelor's Degree in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 5 years of prior relevant experience
• Experience with coding software in Java, or C++
• Experience in software development and/or software integration
• Active and transferable U.S. government issued TS/SCI security clearance with C.I. polygraph 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

• Experience with software configuration management systems such as git or bitbucket
• Experience working in a structured configuration-controlled environment, primarily focused on the support and maintenance of real-time software applications on an Operations and Maintenance (O&M) contract
• Experience with Linux/Unix, GIT, and SQL
• Experience with JIRA, Gitlab, and Confluence

What We Offer

• Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation
• Not relocation eligible

Learn More & Apply Now! 

• RTX solves some of the toughest challenges in aerospace and defense.
• 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.

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