2026 Systems Engineer I - Onsite

RTX•Tucson, AZ

1d•Onsite

About The Position

At RTX, the world's largest aerospace and defense company, 185,000 minds are united by purpose and inspired to make a difference solving the world’s most complex problems. Raytheon brings over 100 years of experience and engineering expertise to meet today’s mission needs and stay ahead of tomorrow’s threats, delivering solutions that help defend freedoms and deter aggression. As part of the Systems Engineering and Test Capabilities (SE&TC) Discipline, this role involves immersing oneself in the Systems V Engineering Lifecycle, bringing cutting-edge systems to life. The Systems Engineer I will collaborate across disciplines, from subject matter experts to chief technologists, ensuring systems are designed, integrated, tested, and strengthened to perform flawlessly for warfighters. This position is 100% on-site at the Tucson, AZ campus with the possibility of occasional travel. An active and transferable U.S. government issued security clearance is required prior to start date, and U.S. citizenship is required.

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.
Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date.
U.S. citizenship is required.

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

Medical insurance
Dental insurance
Vision insurance
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 level and collective-bargaining agreement)
Relocation eligible