Senior Software Engineer (Onsite)

RTX (Raytheon); Aurora (CO); On-site; USD 87,000 - 165,000; Full time

Benefits offered by this job

Relocation assistance

Job summary

RTX in Aurora, CO is seeking an onsite software engineer to design, develop, test, and maintain advanced ground system software for national defense programs.

You will work with Java, Python, and JavaScript, using modern DevSecOps and CI/CD practices; active TS/SCI clearance and US citizenship are required.

Qualifications

• Typically requires a STEM degree and 5+ years of software engineering experience.
• Experience programming with Java, Python, and JavaScript.
• Experience with satellite mission management or similar planning & scheduling software.

Responsibilities

• Design, develop, test, and maintain advanced ground system software.
• Work onsite at Aurora, CO to support defense programs.

Skills

Java

Python

JavaScript

DevSecOps

CI/CD

SAFe Agile

Cucumber

Kubernetes

SpringBoot

Jira

Confluence

Eclipse

Jenkins

Junit

Kafka

Education

STEM degree

Tools

SpringBoot

SAFe

Confluence

Eclipse

Jira

Jenkins

Junit

Kafka

Kubernetes

Job description

Date Posted: 2026-10-20

Country: United States of America

Location: US-CO-AURORA-S77 ~ 16470 E Hughes Dr ~ BLDG S77

Position Role Type: Onsite

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

TS/SCI - Current

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.

Raytheon's Air & Space Defense Systems (ASDS) strategic business unit (SBU) specializes in multi-domain integrated air and missile defense, advanced sensors, space-based systems, hypersonics, effectors and cyber solutions. Focused on program execution, business growth and the highest level of customer satisfaction, the ASDS team provides customers with unmatched capabilities of detection and sensing, command and control, and air-to-air, air-to-surface, and surface-to-air munitions to accomplish air, space and missile defense missions. Within ASDS, Space Intelligence, Surveillance & Reconnaissance is our Sub-SBU that delivers information superiority from space, multi-mission automation and orchestration, multiple intelligence (Multi-INT) and resilient operations, secure processing, and data management. This position is located onsite in Aurora, CO.

What You Will Do

• Design, develop, test, and maintain advanced ground system software.

What You Will Learn

• Modern DevSecOps and Continuous Integration/Continuous Delivery techniques
• Software lifecycle practices for defense projects

Qualifications You Must Have

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and 5 years of relevant software engineering experience
• Experience programming with Java, Python, and JavaScript
• Experience with satellite mission management or similar planning & scheduling software
• Experience using test automation tools and methodsActive and transferable U.S. government issued TS/SCI 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 SpringBoot/Spring Framework
• Experience with SAFe Agile development
• Experience with Cucumber and Kubernetes
• Experience with DevSecOps and CI/CD processes
• Experience with tools such as Confluence, Eclipse, Jira, Jenkins, Junit, and Kafka

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.
• Relocation Eligible - Relocation assistance is available.

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.

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

Aurora, CO: Raytheon Aurora, CO Location

Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability,