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Salary
$118k – $225k per year
Location
In office (El Segundo)
Seniority
Principal · 8+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 31, 2026. First seen by Alion on Sep 10, 2026. RTX scores B on the Alion truth index.

Overview
Company
Impact
Profile match

RTX

RTX is an American aerospace and defense company formed in 2020 by the merger of United Technologies and Raytheon. It operates through three businesses: Collins Aerospace, which makes avionics, aircraft interiors and aerostructures, Pratt & Whitney, which builds commercial and military jet engines, and Raytheon, which produces missiles, air defense systems such as Patriot, radars and sensors. Its customers include airlines, aircraft manufacturers, the United States Department of Defense and allied governments. The company is headquartered in Arlington, Virginia, United States.

Date Posted:

2026-09-10

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:

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: Top 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.

Raytheon Space and Air division in El Segundo, CA is seeking a Principal Software Engineer [Embedded / Radar]to be part of their product development teams for the Gen4 Tactical Airborne Radar group.

Visit Raytheon Landing Page: Raytheon El Segundo, CA Location

What you will do:

  • Work on complex technical problems and provide highly innovative solutions.

  • Lead agile software development team as a SME and product owner for ASARS-2A

  • In addition to leading the team perform software development in support of ground station software for ASARS-2A

  • Mentor team members and onboard new hires

  • Facilitate and run weekly customer meetings

  • Effectively contribute at all phases of the SW development lifecycle, including SW/HW integration

  • Develop RT SW, specifically pertaining to various radar mode independent functions and capabilities, using various languages, tools, applications.

  • Strong investigation and troubleshooting skills to assess issues and develop solutions.

  • Work effectively with team across multiple disciplines, internal and external

  • Effectively contribute to program and customer meetings/reviews

  • Support the program 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.

  • Contribute to the successful completion of program milestones and customer deliverables

  • Work Location: Onsite at our El Segundo, CA Campus

  • Must be able to obtain "special access programs" (SCI/SAP/SAR) for continuation of employment.

Qualifications you must have:

  • Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience.

  • Development experience coding in C/C++/ReactJS, ESRI ArcGIS, AMQP, Google protobuf, docker, Java, PostgreSQL or related languages/tools in radar-development software is required.

  • Experience working on UNIX, Red Hat Linux, Windows or other RTOS

  • Experience as an Agile Product Owner, Scrum Master, and ability to work multiple software baselines overseeing a team of 7-8 developers.

  • Active and transferable U.S. Government issuedTop Secret security clearanceis required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer:

  • Experience working in an agile/scrum team hyper-collaborative team environment using typical agile oriented tool suite.

  • Experience leading a Test Readiness Review for a Factory Acceptance Test.

  • Experience with ground station sensor pre-mission planning, ad-hoc mission planning, radar Command & Control (C2), radar health & status monitoring, and image product screening

  • Supported and presented at quarterly Program Increment (PI) customer meeting reviews.

  • Mentors team members and have performed new hire onboarding

  • Experience performing classified Data Transfers as a Data Transfer Agent (DTA), works with DT/IA to get SW/HW approvals for deployment onto classified systems.

  • Experience with implementing software changes to resolve Fortify findings, providing inputs and updates to the Plan Of Action & Milestones (POA&M), and assembled all required artifacts onto media and working a Certificate to Field (CtF) with the Delegated Authorizing Official from 16th AF cyber team.

  • Experience with JUnit and user Interface Eggplant automated test tools to support regression & automated testing.

  • Experience with design, code, integration, and test of software into a large software baseline and large system

  • Experience developing Ground station Software applications

  • Direct experience with Agile methodologies.

  • Proven analytical skills with the ability to troubleshoot tool and system operation performance issues.

  • Experience with large complex systems such as ground stations and airborne sensors.

  • Support deployment and integration and test of ground software at CONUS & OCONUS sites.

What We Offer:

  • A total rewards package that goes above and beyond with compensation; healthcare, wellness, retirement, and work/life benefits; career development and recognition programs.

  • Some of the benefits we offer include parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance and child/adult backup care.

  • Relocation Eligible - Relocation assistance available

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.

  • 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 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.

Privacy Policy and Terms:

Click on this link to read the Policy and Terms

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