Software Engineer I (Onsite)

globalhr; El Segundo (CA); On-site; USD 63,000 - 120,000; Full time

Benefits offered by this job

Medical

Dental

Vision

Life insurance

Short-term disability

Long-term disability

401(k) match

Flexible spending accounts

Flexible work schedules

Employee assistance program

Parental leave

Paid time off

Holidays

Relocation eligible

Job summary

RTX in El Segundo, CA seeks Software Engineers to join the onsite Software Engineering team. You will develop real-time embedded software for radar systems, participate in all lifecycle phases, and support cross-disciplinary collaboration. Relocation assistance is available for eligible candidates.

The role requires a Bachelor’s in STEM and experience with C/C++, ADA, and embedded software. Applicants must be able to obtain SAP/SAR access and work onsite at the CA campus.

Qualifications

• Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM preferred).
• Experience developing embedded software using C/C++, ADA and related tools.

Responsibilities

• Work on technical problems and provide innovative solutions with guidance.
• Participate in all phases of the SW development lifecycle, including SW/HW integration.
• Develop RT embedded software for radar modes and capabilities.
• Investigate and troubleshoot issues to develop solutions.
• Collaborate with cross-disciplinary teams and attend program reviews.
• Assist leads with technical decisions and problem resolution.

Skills

C/C++

ADA

Embedded software

Real-time software

Software development lifecycle

Education

Bachelor's in STEM

Job description

Date Posted: 2026-10-01

Country: United States of America

Location: US-CA-EL SEGUNDO-R01 ~ 2000 E Imperial Hwy ~ BLDG R01

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: Secret

Security Clearance Status: Active and existing security clearance required after 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:

We are looking for Software Engineers to join our Software Engineering team in El Segundo, California, a suburb of Los Angeles. Relocation assistance available provided final candidate meets eligibility requirements.

• Work on technical problems and provide innovative solutions, with guidance as needed.
• Work at all phases of the SW development lifecycle, including SW/HW integration, dependent on program phase
• Develop RT embedded SW, specifically pertaining to various radar modes and capabilities
• Some investigation and troubleshooting skills to assess issues and develop solutions.
• Work with teams across multiple disciplines, internal and external
• Join program and customer meetings/reviews
• Support the team leads as needed regarding technical decision making, problem resolution.
• Help to ensure performance to technical, cost, schedule, quality.
• Support of system and software requirements and architecture generation and analysis as needed.
• Work Location: Onsite at our El Segundo, CA Campus
• Must be able to obtain "special access programs" (SAP/SAR) for continuation of employment.

Qualifications You Must Have:

• Typically requires a Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM preferred.
• Experience developing embedded software utilizing C/C++, ADA, and related tools and applications
• Experience integrating real time embedded software
• Knowledge in the phases of the software development life-cycle
• Knowledge of Software Development Processes

Qualifications We Prefer:

• Hardware / software integration experience
• Knowledge and Experience with Radar Technology
• Experience with developing and integrating software for Radar systems
• Experience with Agile and Continuous Integration methodologies

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

Role Type Definition:

• 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.
• This position requires the ability to obtain a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), 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 attendselect 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.

• 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
• Holidays

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.