Senior Software Engineer with Test Solutions

RTX (Raytheon); Tucson (AZ); On-site; USD 120,000 - 180,000; Full time

Job summary

RTX (Raytheon) in Tucson, AZ, is seeking a Senior Software Engineer with Test Solution to design, develop, and maintain software for on-site weapon-system production supports. You will build object-oriented applications in C/C++, C#, within Microsoft Visual Studio on Windows, and integrate with lab and production environments.

The role requires a DoD Secret clearance, U.S. citizenship, and 5+ years in C/C++ in .NET, plus experience using Azure DevOps Server or GitHub.

Qualifications

• Bachelor's degree in Science, Technology, Engineering, or Mathematics (STEM) with 5+ years experience or an advanced degree with 3+ years experience.
• 5 years experience developing/integrating software in C, C++, C# in .NET; familiarity with Python/Java/Visual Basic.
• Experience with Windows OS and Microsoft Visual Studio required.
• Must be able to obtain/maintain a DoD Secret security clearance; U.S. citizenship required.

Responsibilities

• Design, develop, and integrate object-oriented software in C, C++, C# within Visual Studio on Windows.
• Prioritize and manage multiple software tasks concurrently.
• Troubleshoot software and test equipment instrumentation.
• Collaborate in a multidisciplinary engineering team.
• Derive and codify software requirements for products.

Skills

C

C++

C#

Microsoft Visual Studio

Windows OS

Troubleshooting

Software development

Education

Bachelor's degree in STEM

Advanced degree (preferred)

Tools

Azure DevOps Server

GitHub

Python

Java

Visual Basic

Job description

Date Posted: 2026-10-14

Country: United States of America

Location: US-AZ-TUCSON-801 ~ 1151 E Hermans Rd ~ BLDG 801 (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: DoD Clearance: Secret

Security Clearance Status: Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date

At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and allies defend freedoms and deter aggression. We bring 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. Our team solves tough, meaningful problems that create a safer, more secure world.

This position is 100% onsite in Tucson, Arizona

The Test Equipment Engineering (TEE) team within the Hardware Discipline Center is a multi-discipline organization that provides test solutions to support production lines for our entire missile portfolio. The software team within TEE is responsible for developing advanced windows application solutions for all Raytheon products. We are hands-on, designing with the latest technology and tools, and integrating state-of-the-art software solutions with the most advanced engineering systems in the world. TEE products are in engineering labs, in the field, and in production environments utilized for weapon system products. TEE has job opportunities across all phases of the engineering lifecycle, including demonstrations, early engineering tests, design verification tests, production, and post-production sustainment.

The Senior Software Engineer with Test Solution position is focused on the design, development, integration, and maintenance of software as a part of on-site factory support of systems to support weapon system product development. The selected candidate will develop applications, libraries, and instrument drivers using the software style, development language, and integrated development environment specified by the organization.

The selected candidate will contribute to multidiscipline engineering teams. Typical work involves the development of both engineering and production equipment, environments, and systems. As such, the candidate will contribute to the completion of all stages of product development for Raytheon Missile Division weapon system products. They will be expected to work, either as a part of a team or independently, to design, develop, and implement system level applications in support of producing and maintaining weapon system products.

What You Will Do:

• Design, develop and integrate object-oriented software applications using C, C#, C++ in Microsoft Visual Studio in a Windows Operating System (OS)
• Prioritize and handle multiple software engineering tasks concurrently
• Troubleshoot software and test equipment instrumentation
• Work in a multidiscipline engineering team environment
• Develop and derive requirements for software products

Qualifications You Must Have:

• Typically requires a bachelor's degree in Science, Technology, Engineering, or Mathematics (STEM) and minimum 5 years prior relevant experience, or an Advanced degree in a related field and minimum 3 years' experience.
• Five years' experience developing and integrating software applications using C, C#, C++ programming languages in a .NET environment, as well as Java, Python or Visual Basic.
• Experience with Windows Operating System and Microsoft Visual Studio is required.
• The ability to obtain and maintain a U.S. Government issued (Secret) security clearance is required before starting.
• U.S. citizenship is required, as only U.S. Citizens are eligible for a security clearance.

Qualifications We Prefer:

• Familiar with computer architecture and computer hardware optimization techniques
• Working knowledge of the development of software drivers for the operation of computer hardware interfaces
• Working knowledge in common computer hardware interface and data protocols such as TCP/IP, UDP, or RS-422
• Familiarity with laboratory test instrumentation, electronics, and software (Ex. oscilloscopes, power supplies, digital multimeters)
• Experience with Unified Modeling Language (UML) to visualize software architecture and design
• Experience of software development lifecycles, such as Waterfall and Agile
• Experience with Software Configuration Management principles
• Experience with Microsoft Azure DevOps Server or GitHub
• Good written and interpersonal communication skills

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.