Systems Engineering I, SAOC SEIT, El Segundo (Onsite)

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

Are you ready to explore the world of aerospace and defense? Do you want to learn from and collaborate with some of the greatest minds in the industry? At RTX, our internships, co-ops and full-time careers provide an exceptional foundation to work on complex problems, advance your skills and create a safer, more connected world. Discover opportunities to make a difference at RTX.

What You Will Do 

Collins Aerospace is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.

At Collins Aerospace, you’ll have the opportunity to work on mission-critical communication solutions that support national defense and strategic nuclear deterrence. As a Systems Engineer I within Strategic Defense Solutions (SDS) – Survivable Airborne Operation Center (SAOC) System Engineering Integration and Test (SEIT) Team, you’ll collaborate with experienced engineers to solve complex problems, develop your technical skills, and contribute to systems that help keep our nation safe. You’ll support the development and delivery of advanced communication solutions that address critical customer and mission needs. We’ll provide the training, tools, and mentorship you need to succeed.

This role is in El Segundo, CA.

• Perform in a cross-functional agile team. 
• Coordinate closely with a mentor to apply Collins Aerospace engineering processes.
• Develop, decompose, and trace requirements for communications systems on military platforms, including air and ground applications.
• Create logical and physical design diagrams using model-based systems engineering tools.
• Conduct integration and testing for advanced communications solutions.

 

What You Will Learn 

• You will gain technical experience, mentorship opportunities, and exposure to very influential individuals within Mission Systems that will help advance your career.
• You will gain valuable experience in Model Based System Engineering (MBSE) and utilize the latest modeling tools and next-generation systems engineering processes.
• You will gain invaluable experience collaborating with our systems engineering experts, security and crypto certification specialists, customer base, and engineering teams, learning exactly what it takes to deliver a security hardened product.

Qualifications You Must Have

• Bachelor’s degree in Science, Technology, Engineering or Mathematics (STEM) major obtained by start date.
• Experience in systems or software engineering including capturing customer requirements, operations concept development, or deriving and tracing system and sub-system requirements.
• Experience may be obtained through on-the-job experience, research, coursework, or projects.

Qualifications We Prefer

• Experience developing, decomposing, and deriving system/sub-system requirements.

• Experience in system/sub-system design definition.

• Familiarity with both Agile and Waterfall development methodologies.

• Experience with document management practices.

• Experience with Atlassian tools such as Confluence and Jira.

What We Offer

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

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 62,900 USD - 119,700 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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