Senior System Engineer

Date Posted:

2026-11-11

Country:

United States of America

Location:

US-TX-MCKINNEY-513WC ~ 2501 W University Dr ~ WING C BLDG

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:

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’s Systems Engineering and Test Capabilities (SE&TC) Systems Engineering is seeking a Lead Systems Engineer for QRC2 where you'll serve as the technical lead driving complex EO/IR solutions from concept through deployment. In this highly visible role, you'll shape system architecture, lead requirements and integration efforts, collaborate directly with customers, and guide multidisciplinary teams through the full systems engineering lifecycle. This is an On-Site position located in McKinney, Texas.

What You Will Do:

• Serve as the Lead Systems Engineer focal point for the program
• Lead the definition, development, and implementation of system architectures, algorithms, and interfaces for EOIR capabilities.
• Manage configuration process, performs functional analysis, timeline analysis, detail trade studies, requirements allocation and interface definition studies to translate customer requirements into hardware and software specifications
• Partner with the Program Chief Engineer in ensuring the engineering team aligns to cost/schedule
• Provide technical directions to multi-disciplinary program teams Implement and ensure adherence to systems engineering processes throughout the program lifecycle
• Oversee the development and maintenance of technical documentation, including system specifications, design documents, and test plans
• Coordinate system engineering activities, including requirements analysis, system design, integration, and testing
• Conduct system level trade studies and performance analysis
• Participate in design reviews, technical meetings, and customer presentations Support program management with technical risk assessments and mitigation strategies
• Ensure the logical and systematic conversion of product requirements into total systems solutions that acknowledge technical, schedule, and cost constraints.
• Decomposes customer specifications and system level requirements into sub-system and piece part requirements and generates verification criteria and plans for the requirements
• Champion systems engineering best practices and ensure adherence to established engineering processes across the program lifecycle

Qualifications You Must Have:

• Typically requires a Bachelor’s degree in a Science, Technology, Engineering, or Mathematics (STEM) discipline (preferably Systems Engineering, Electrical Engineering, Software Engineering, or Physics) and 5+ years of relevant systems engineering experience in EOIR development, including requirements decomposition, architecture definition, system level integration & verification planning
• Experience developing systems engineering artifacts such as requirements, specifications, interface control documents (ICDs), and verification/validation (V&V) plans
• Experience supporting system level technical reviews and coordinating across multi-disciplinary engineering teams
• Flight test or field test experience supporting system-level evaluation and data analysis
• Active and transferable U.S. government issued Secret security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Qualifications We Prefer:

• Experience defining system architectures, performance budgets, and interface definitions
• Model-Based Systems Engineering (MBSE) tools (e.g., Cameo)
• Agile development tools and workflows (e.g., Jira, Confluence)
• MATLAB, Ada, C/C++, or DOORS
• Experience supporting integration, verification, or test activities for complex systems

• Experience preparing technical documentation or delivering system-level technical outputs to stakeholders

What We Offer

• Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation
• Relocation Eligible - Relocation assistance is available

Learn More & Apply Now!

• Please consider the following role type definition as you apply for this role.
• Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 86,800 USD - 165,200 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, 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, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for 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. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

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