Embedded Software Engineer II, Onsite

RTX (Raytheon); El Segundo (CA); On-site; USD 76,000 - 144,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

Life insurance

Short-term disability

Long-term disability

401(k) match

Flexible spending accounts

Parental leave

Paid time off

Holidays

Job summary

RTX (Raytheon) in El Segundo, CA is seeking a software engineer to support the full software development life cycle for DoD programs. You will work on real-time applications in C++, scripting, and integration, in a multi-disciplinary team on-site.

Active DoD Secret clearance and U.S. citizenship are required. The role involves collaboration with systems engineers, potential travel, and a strong emphasis on DevSecOps practices in a secure environment.

Qualifications

• Typically requires a STEM degree and a minimum of 2 years of relevant experience.
• Experience in developing, testing, and integrating real-time software applications written in C++ or similar.
• Experience in computer scripting languages such as Shell/Perl/Python.
• Active and transferable U.S. government issued Secret security clearance. U.S. citizenship is required.

Responsibilities

• Support all aspects of a software development life cycle in a multi-disciplined team, from concept to maintenance tasks.
• Use and provide creative solutions to complex technical system and software integration problems.
• Work closely with Systems Engineers to design solutions with end user and operational needs in mind.
• Occasional travel may be required.

Skills

C++

Shell/Perl/Python scripting

Agile Scrum

CI/CD

Test & Integration

Git

GitLab

Education

STEM degree

Tools

Linux

VxWorks

Real-Time OS

Git

GitLab

Job description

Date Posted: 2026-09-15

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

At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and allies defend freedoms and deter aggression. We bring 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. Our team solves tough, meaningful problems that create a safer, more secure world.

What You Will Do:

• Support all aspects of a software development life cycle as members of a multi-disciplined team. This would include supporting new and legacy military and commercial programs from concept and requirements, to design, development, integration, test, and potentially subsequent maintenance tasking.
• Use and provide creative solutions to complex technical system and software integration problems.
• Work closely with Systems Engineers to design ideal solutions with the end user and operational needs in mind.
• This position may require occasional business-related travel.

Qualifications You Must Have:

• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 2 years of relevant experience.
• Experience in developing, testing, and integrating real-time software applications written in C++ or similar.
• Experience in computer scripting languages such as Shell/Perl/Python.
• Active and transferable U.S. government issued Secret security clearance . U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer:

• Development experience on Linux, VxWorks, or other Real Time Operating Systems is highly preferred.
• Experience working in lab environments with physical hardware (e.g., test benches, simulators).
• Ability to quickly understand and navigate complex systems and established code bases.
• Experience with product development utilizing the Scrum techniques of the Agile software development process.
• Experience with DevSecOps pipeline implementation and utilization, including Static Code Analysis, Automated Build, and Automated Test techniques using continuous integration/continuous delivery with Test-Driven Development approach.
• Hands‑on experience with Git for version control and GitLab for repository management.

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 requires a security clearance. DCSA Consolidated Adjudication Services (DCSA , an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: https://www.state.gov/m/ds/clearances/c10978.htm

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 b

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.