2026 Systems Engineer I - Onsite

RTX•Tucson, AZ

1d•Onsite

About The Position

RTX offers internships, co-ops, and full-time careers providing an exceptional foundation to work on complex problems, advance skills, and contribute to a safer, more connected world. As the world's largest aerospace and defense company with 185,000 employees, RTX is united by purpose and inspired to solve complex global problems through its three market-leading businesses, world-class operations, and investments in research and development. Raytheon, with over 100 years of experience and engineering expertise, delivers solutions to help nations and allies defend freedoms and deter aggression, creating a safer, more secure world. The company's values of Trust, Respect, Accountability, Collaboration, and Innovation drive its actions. As part of the Systems Engineering and Test Capabilities (SE&TC) Discipline, this role involves immersing in the Systems V Engineering Lifecycle to bring cutting-edge systems to life. The Systems Engineer will collaborate across disciplines, from subject matter experts to chief technologists, to ensure systems are designed, integrated, tested, and strengthened for optimal performance for warfighters. This position is 100% on-site at the Tucson, AZ campus, with the possibility of occasional travel.

Requirements

Bachelor’s degree in Science, Technology, Engineering, or Mathematics (STEM).
Experience with systems requirements, systems integration, systems test, systems software, and/or systems hardware. Experience may be obtained through on‑the‑job experience, research, coursework, or projects.
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.
Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date.

Nice To Haves

Experience in the Defense Industry specifically with military systems and procedures.
Understanding of the Systems Engineering Product Cycle.
Experience working in an integration lab, test facility, or in the field supporting integration and/or verification.
Experience with generating technical documentation such as trade studies, test plans, test procedures, or technical reports.
Experience in developing and managing system requirements.
Experience with model-based systems engineering and associated tools such as DOORS, Rhapsody, and Cameo.
Experience with data analysis and presenting analytical and technical material.
Experience interfacing with internal and external customers.

Responsibilities

Update, develop, maintain, and improve requirements, Concepts of Operations (CONOPS), and define system interfaces.
Develop and implement test plans, procedures, integration, and verification documentation in both simulated and real-world environments and perform/execute the testing.
Collaborate with multi-disciplinary teams to integrate hardware and software into tactical systems, evaluating their functionality and impact.
Create/modify documentation in support of reviews associated with formal testing, which may include Test Readiness Review (TRR), Consent to Ship (CTS), and Test Data Review (TDR) packages.
Perform Platform Integration, Flight Test, Qualification, Design Verification execution.
Identify and resolve hardware, software, and system issues through detailed data analysis and debugging.
Develop integration documentation, execute plans, analyze data, verify requirements and effectively communicate results to leadership and stakeholders.
Conduct statistical and numerical analysis to ensure optimal system performance and verify requirements.
Present technical findings and solutions to leadership and customers.
Collaborate across functions to drive performance improvements and resolve system issues.
Conduct trade studies and present results to stakeholders.
Travel as needed (potentially up to 25%) to support mission execution at various locations including local RTX facilities, test sites, vendor facilities, and customer locations.

Benefits

Relocation eligible
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
Holidays
Annual short-term and/or long-term incentive compensation programs (depending on the level of the position and whether or not it is covered by a collective-bargaining agreement)