Sr Principal Systems Engineer - Systems Engineering Lead

Date Posted:

2026-06-01

Country:

United States of America

Location:

US-AZ-TUCSON-805 ~ 1151 E Hermans Rd ~ BLDG 805

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 freedoms 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 Center (SETC) organization is currently hiring a Sr. Principal Systems Engineer – Systems Lead to join our Tucson, AZ team in the Advanced Technology Effectors System Engineering Department.  The SETC organization is an exciting and challenging environment where you will have the opportunity to design, develop and partner with multi-disciplines to shape innovative solutions for our customers.  Join our organization and experience the Systems V engineering life cycle while interfacing with a variety of engineering disciplines, subject matter experts, chief engineers, chief technologists, the customer, and so many more to ensure we design, integrate, and strengthen our systems to work the first time and every time for our warfighters!

The Sr. Principal Systems Engineer – Systems Lead, is responsible for driving collaboration and alignment across all technical sub-teams while ensuring technical, cost, and schedule objectives are met.  The Systems Lead role will leverage your experience in system-level design, integration, verification, conducting technical reviews, managing risk, and communicating with customers, suppliers, program leadership, and functions across the Enterprise.  This role is 100% on-site in Tucson, AZ.

What You Will Do

• Use inputs from engineering disciplines to make informed decisions that ensure design compliance, performance, and alignment with customer mission needs

• Support platform interface requirements development and implementation

• Apply deep experience in system-level design, integration, verification, leading technical reviews, and managing risk

• Perform change analysis and support configuration management process for design and requirements changes across the program.

• Provide mentoring and support to engineering team members, and engagement of Subject Matter Experts (SMEs) where needed to resolve complex issues

• Plan, manage, and report on budget and schedule performance, including responsibility for Earned Value Management (EVM), alignment with the Integrated Master Schedule (IMS), and coordination with program planning and finance teams

• Interact with Raytheon program leadership, the Office of the Chief Engineer, and other integrated product teams (IPTs) to coordinate execution of work scope

• Interface with Raytheon leadership to report program status, accomplishments, challenges, and resource needs

• Engage directly with customers, suppliers, and functions across the Enterprise including Engineering, Operations, Mission Assurance, and Global Supply Chain

Qualifications You Must Have

• Typically requires a Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of ten (10) years of prior relevant experience

• Experience managing or leading system engineering teams in a technical capacity

• Experience in the integration and test of missiles in one or more of the following: developing architectures; system development and design; requirements development and management; low-rate or full-rate production

• Prior experience leading and conducting missile trade studies, missile system development and design, missile systems requirements development and management, or missile system integration and test