Date Posted:

2026-11-12



Country:

United States of America



Location:

US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01



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

Job Description

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 MBSE Technical Lead – Digital Engineering will help Raytheon program teams translate complex mission needs into system architectures and actionable engineering solutions. As a Principal Systems Engineer and MBSE subject matter expert, you will lead hands-on modeling, guide program adoption, and connect system models with design and analysis capabilities across Raytheon’s Digital Engineering Ecosystem. You will collaborate with multidisciplinary teams, influence technical decisions, and mentor engineers to advance model-based practices. This is an onsite role located in El Segundo, CA or Fullerton, CA.

What You Will Do

Lead MBSE implementation on program engagements, aligning modeling approaches with program objectives and systems engineering processes
Develop and validate SysML models capturing stakeholder needs, requirements, system behavior, architecture, and interfaces
Use models to develop specifications, execute trade studies, and assess measures of effectiveness and technical performance
Integrate MBSE models with requirements, design, and analysis tools to enable digital threads and traceability
Partner with solution development teams to deploy reusable modeling practices and digital engineering capabilities
Mentor and train engineers, share best practices, and communicate technical progress, risks, and recommendations

Qualifications You Must Have

Typically requires a degree in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of eight (8) years of relevant MBSE engineering experience
Experience applying systems engineering to hardware or integrated hardware/software product development
Experience developing system requirements, architectures, and interfaces with traceability across engineering artifacts
Experience developing SysML models using Cameo Systems Modeler, Cameo Enterprise Architecture, or equivalent MagicDraw tools and collaborating through Teamwork Cloud

Qualifications We Prefer

Experience leading MBSE adoption, mentoring engineers, and engaging program technical leadership
Experience applying the MagicGrid methodology and framework
Experience using systems, mechanical, or electrical design and analysis tools within product development lifecycles
Familiarity with digital threads, digital twin concepts, and integration of commercial engineering tools
Experience with Syndeia by Intercax or similar tools connecting models and engineering data
Familiarity with Model-Based Product Line Engineering (MBPLE) and reusable SysML architectures
Experience with MBSE starter models, modeling standards, and Digital Engineering Environments
Familiarity with Power BI, Kibana, or Grafana for engineering data visualization
Experience working in agile and waterfall development environments

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.
This position is eligible for relocation assistance.

Learn More & Apply Now!

Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as:

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 118,300 USD - 224,900 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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