Principal System Engineer

Date Posted:

2026-08-10

Country:

United States of America

Location:

US-CO-COLORADO SPRINGS-1275 ~ 1275 N Newport Rd ~ NEWPORT

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:

Secret - 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 freedom and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

The Systems Engineering and Test Capabilities (SE&TC) Surface Radars & Sensors Center is currently looking for a Principal Systems Engineer to support the Missile Defense Sensors (MDS) department. The MDS department delivers cutting-edge expertise in concept development, architectural design, requirements generation and flow-down, modeling and simulation, systems analysis, integration, test, and evaluation of world-class Missile Defense & Sensor Systems. We achieve excellence through our people, processes, technology, and performance. In this role, you will play a critical part in the enhancement and modernization of Ground-Based Radar (GBR) Systems. Your contributions will include developing and analyzing system requirements, designing system architectures, and collaborating with multidisciplinary teams to deliver advanced radar solutions. This role is based onsite in Colorado Springs, CO.

What You Will Do

• Lead the development of architectures and requirements to define, characterize, and document Ground Based Radar (GBR) systems.

• Contribute to architectural framework updates, system-of-system functional and performance requirements, detailed algorithm descriptions, test scenario definitions, and verification approaches.

• Conduct requirements analysis and benchmarking to validate algorithm designs and ensure system-level performance aligns with operational objectives.

• Collaborate closely with software and integration/test engineers to deliver innovative and high-performing radar solutions.

Qualifications You Must Have

• Typically requires a degree in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 8 years of prior relevant experience.

• Experience with Radar Systems or related areas of systems engineering, including Model Based System Engineering (MBSE) and/or Cameo.

• Experience with MATLAB (including object-oriented programming), and/or LINUX operating systems.

Qualifications We Prefer

• Experience with radar system concepts including detection, discrimination, tracking, and signal processing algorithms, as well as their behaviors and performance.

• Proven experience in system-level requirements development, documentation, maintenance, and/or the design of system-level software architecture.

• Hands-on experience in developing and coding system models, algorithms, test vectors, and evaluation tools to analyze radar requirements and performance.

• Demonstrated ability to develop, document, and maintain processes, methods, and tools to ensure engineering excellence.

• Track record of developing technical solutions to complex engineering challenges.

• Proficiency in programming languages such as python, C/C++, Java, and tools like DOORS.

• Familiarity with the software development process using Agile methodologies and associated tools, such as JIRA and Confluence.

• Strong problem-solving and analytical skills, with a proven history of delivering innovative technical solutions.

• Proficiency with the MS Office Suite (Word, Excel, PowerPoint, etc.).

• Excellent communication skills, including technical writing, oral presentations, and