Raytheon Technologies

Systems Engineering II, SAOC SEIT (Onsite)

Raytheon Technologies • $75K — $144K *
Aerospace & Defense
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 2+ years of experience in systems or software engineering.
  • Degree in STEM; advanced degree preferred.
  • Ability to obtain a DoD Top Secret SCI security clearance.
  • U.S. citizenship required.
  • Experience with Model Based Systems Engineering and related tools preferred.

Responsibilities

  • Collaborate in an agile cross-functional team.
  • Work closely with a mentor to apply engineering processes.
  • Develop and trace requirements for military communication systems.
  • Create design diagrams using model-based systems engineering tools.
  • Conduct integration and testing for communication solutions.
  • Assist with proposal development for future business opportunities.

Benefits

  • Medical, dental, and vision insurance.
  • Three weeks of vacation for newly hired employees.
  • Generous 401(k) plan with employer matching.
  • Tuition reimbursement and student loan repayment programs.
  • Life insurance and disability coverage.
Full Job Description
Date Posted:
2026-09-28
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:
The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
Security Clearance Type:
DoD Clearance: Top Secret
Security Clearance Status:
Active and existing security clearance required after day 1

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 II 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 is an onsite role located in El Segundo, CA and requires US Citizenship with the ability to obtain a Top Secret US security clearance.

What You Will Do:
  • Perform in a cross-functional agile team.
  • Work in close coordination with a mentor using Collins Aerospace engineering processes.
  • Creation, decomposition, and tracing requirements for communications systems on military platforms, both air and ground applications.
  • Work with a model-based systems engineering application to create logical and physical design diagrams.
  • Perform integration and testing for these communications solutions.
  • Support future bids and proposals providing new business opportunities.


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.
  • We are growing, so can you!


Qualifications you must have:
  • Experience in systems or software engineering including capturing customer requirements, operations concept development, or deriving and tracing system and sub-system requirements.
  • Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 2 years of prior relevant experience or an Advanced Degree in a related field.
  • The ability to obtain and maintain a U.S. government issued DoD Top-Secret SCI (TS/SCI) security clearance is required.
  • U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.


Qualifications we prefer:
  • Experience with Model Based Systems Engineering concepts and tools such as Magic Draw Cameo, Enterprise Architect, or similar resources using SysML.
  • Experience developing, decomposing, and deriving system/sub-system requirements.
  • Experience with Model-Based System Engineering (MBSE) concepts and tools.
  • Experience in system/sub-system design definition.
  • Experience with Agile development.


What We Offer:
  • Medical, dental, and vision insurance.
  • Three weeks of vacation for newly hired employees.
  • Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option.
  • Tuition reimbursement program.
  • Student Loan Repayment Program.
  • Life insurance and disability coverage.
  • Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection.
  • Birth, adoption, parental leave benefits.
  • Ovia Health, fertility, and family planning.
  • Adoption Assistance.
  • Autism Benefit.
  • Employee Assistance Plan, including up to 10 free counseling sessions.
  • Healthy You Incentives, wellness rewards program.
  • Doctor on Demand, virtual doctor visits.
  • Bright Horizons, child and elder care services.
  • Teladoc Medical Experts, second opinion program.
  • And more!


Learn More & Apply Now!

Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions - whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you'll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today.

*Please ensure the role type (defined below) is appropriate for your needs before applying to 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.

At Collins, the paths we pave together lead to limitless possibility. And the bonds we form - with our customers and with each other -- propel us all higher, again and again.

Apply now and be part of the team that's redefining aerospace, every day.

#MISENG

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 75,800 USD - 144,200 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.

About Raytheon Technologies

Raytheon Solipsys, a wholly-owned subsidiary of the Raytheon Company, is an industry leader in the development of integrated Command and Control (C2) Network-Centric solutions for the Domestic and International DoD and Homeland Security. Through proven systems and software engineering practices, built on the invention and application of innovative technologies, they deliver the C2 infrastructure necessary to effectively control security/military forces in any environment. Their reliable solutions assure information superiority, increased shared awareness, deep sensor reach, aircraft control, air defense, disaster management, and time-critical decision making.

Raytheon Technologies Careers

Join the innovative world of Raytheon Technologies, a leader in aerospace and defense, where we offer unparalleled job opportunities in an environment that champions diversity, leadership, and professional growth.

Work You’ll Do

At Raytheon Technologies, you’ll be part of a company that values innovation and leadership. Our team is dedicated to solving some of the most complex challenges in aerospace and defense, making significant impacts worldwide. With a culture that fosters diversity and inclusion, you will collaborate with some of the brightest minds in the industry.

Transform Your Career

Step into a role that harnesses your skills and propels your career to new heights. Raytheon Technologies is not just about thinking big but making those big ideas happen. We provide robust career development opportunities that include comprehensive training and development programs, leadership workshops, and continuous learning through our internal platforms.

Innovate and Lead

Join our team of over 60,000 professionals globally, who are not only experts in their fields but are also driven by a passion for innovation and excellence. At Raytheon Technologies, you are positioned at the forefront of the industry, where your work directly contributes to groundbreaking advancements in technology and defense.

Internship and Employment Opportunities

Whether you’re starting your career or looking to advance, Raytheon Technologies offers a range of employment and internship opportunities that can help you achieve your professional goals. Our internships provide a solid foundation of skills and experiences, while our full-time positions offer a path to personal and professional growth within the company.

Benefits and Culture

Our employees enjoy a competitive package of benefits and rewards that reflect their invaluable role in our company. From health and wellness programs to performance bonuses and flexible working conditions, we ensure our team members are well taken care of.

Networking and Professional Development

At Raytheon Technologies, networking and professional development are part of our DNA. We encourage our employees to engage in internal and external networking events, leadership training, and diversity initiatives that enhance their career journey.

Join Our Team

Explore the numerous positions available that match your skills and interests. We are looking for passionate, curious, and solution-driven team players who are ready to take their career to the next level.

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Prepare for Your Future

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SEARCH RAYTHEON TECHNOLOGIES JOBS

Join us in our mission to create a safer future and be a part of a team that values integrity, excellence, and teamwork. At Raytheon Technologies, your career is just the beginning of a lifelong journey of professional and personal growth.
Learn more about Raytheon Technologies
Size
14,771 employees
Market Cap
$32,494
Industry
Founded
1922
NASDAQ

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