RTX

aerospace and defense

SoftwareEngineerII-C++

$115–155k ~AI est. El Segundo, California, United States FULL TIME
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Mid candidates.

The Brief

“Software Engineer II - C++ at RTX. Skills: C++, Real-time software, Software development lifecycle. Support software development life cycle. Support new military programs”

Industry & Context.

aerospace and defense
Problems you'll solve

Complex technical problems

Eligibility Requirements

Security clearance, U.S. citizenship required

What They're Looking For.

Must Have

Degree in STEM, 2 years of prior relevant experience, Experience in C++ design paradigms, Experience on Linux, VxWorks, or other RTOS, Experience developing, testing, integrating real-time C++ software, Experience in computer scripting languages, Active U.S. Government issued Secret security clearance, U.S. citizenship

Nice to Have

Additional experience in C, C#, Java, Experience working in lab environments, Ability to understand complex systems, Experience with Scrum techniques, Agile software development process

What You'll Do.

Support software development life cycle

Support new military programs

Support commercial programs

Support programs from concept

Support programs to requirements

Support programs to design

Support programs to development

Support programs to integration

Support programs to test

Support programs to maintenance

Provide creative solutions

Work closely with Systems Engineers

Design ideal solutions

How You'll Work.

Team & Collaboration

Multi-disciplined team

Process & Methodology

Agile, Scrum

Full Job Description

**Date Posted:** 2026-06-02 **Country:** United States of America **Location:** US-CA-EL SEGUNDO-E04 ~ 2006 E El Segundo Blvd ~ BLDG E04 **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 RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Raytheon Space and Air division in El Segundo, CA is seeking a Software Engineer II to be part of their product development teams. * [Raytheon El Segundo, CA Location](https://careers.rtx.com/global/en/raytheon-el-segundo-ca-location) _What You Will Do:_ * Supports 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. * Uses and provides creative solutions to complex technical system and software integration problems. * Works closely with Systems Engineers to design ideal solutions with the end user and operational needs in mind. _Qualifications You Must Have:_ * Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) AND a minimum of 2 years of prior relevant experience. * Experience in C++ design paradigms experien

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