Principal Software Engineer, EW Real-time Embedded

RTX (Raytheon); Goleta (CA); On-site; USD 140,000 - 210,000; Full time

Benefits offered by this job

Relocation Assistance

Job summary

RTX (Raytheon) in Goleta, CA seeks a Principal Software Engineer to lead software and FPGA development for Electronic Warfare projects. You will design, implement, test, and integrate real-time embedded systems while collaborating with systems, firmware, and electrical engineers.

The role requires 8+ years of experience, a STEM degree, and the ability to obtain/maintain a Secret DoD clearance. Onsite work with occasional travel, relocation support available.

Qualifications

• Typically requires a STEM degree and 8+ years of relevant experience.
• Proficient in C/C++ and embedded software development.
• Experience with real-time embedded platforms and FPGA-based design.
• Ability to obtain and maintain a Secret DoD clearance; U.S. citizenship required.

Responsibilities

• Provide technical leadership on cross-disciplinary teams to plan, design, test, and integrate complex software/systems.
• Develop software requirements and FPGA interfaces from system-level requirements; perform simulations and lab tests.
• Collaborate with systems, firmware, electrical, and software engineers to deliver innovative EW solutions.
• Lead architecture and design activities, drive verification and validation, and support field testing.

Skills

C/C++

Embedded software

FPGA design

Real-time OS

Agile development

Machine learning basics

Software architecture

Radar tech knowledge

DevSecOps

System integration

Education

Bachelor's degree in STEM

Tools

Visual Studio

Vitis

TortoiseSVN

Jenkins

Jira

Collaborator

Job description

Date Posted: 2026-09-16

Country: United States of America

Location: US-CA-GOLETA-H04 ~ 115 Robin Hill Rd ~ BLDG H04

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

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.

We are seeking a highly motivated, experienced Principal Software Engineer to be an active participant in the software development team for Electronic Warfare (EW) projects, working with cutting edge technologies in products that protect our warfighters.

What You Will Do:

• Technical leadership and participation on collaborative, cross-disciplined integrated product teams, often employing agile system and software development operations to plan, specify, design, test, and integrate complex software and systems solutions.
• Responsibilities include inventions and innovations of new products and technologies, from architecture and design, through integration, lab test and field test.
• Collaborating effectively with other disciplines and senior technical staff, in addition to producing planning and technical work products for internal customers to form original solutions to complex problems.
• Developing software requirements and FPGA level interface requirements derived from system level requirements, developing associated architectures, performing simulations and analysis and testing of the software in a laboratory setting.
• Work in an advanced product development team environment with systems, firmware, electrical and software engineers. Think out-of-the box to root-cause issues and develop creative resolutions.
• Handle fast pace and dynamic product development environment including engagement with Systems' and Electrical Engineers
• This position will require occasional business-related travel.

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.
• Experience in software design, development, integration and test utilizing C / C++.
• Experience with embedded microprocessors, system on a chip software design, FPGAs, high-speed transceivers, DDR, flash memories, block diagrams, signal analyses or signal generation.
• Experience developing real-time applications on embedded platforms, including bare metal (no-OS), embedded Linux, or Windows environments.
• The ability to obtain and maintain a Secret U.S. government issued security clearance. U.S. citizenship is required , as only U.S. citizens are eligible for a security clearance.

Qualifications We Prefer:

• Existing Secret security clearance.
• Electronic Warfare Electronic Attack/Electronic Support (EA/ES), Radar, or Secure Communications technology knowledge.
• Experience with .NET C# using WPF and MVVM.
• Tool familiarity: Visual Studio, Vitis, TortoiseSVN, Jenkins, Jira, Collaborator.
• DevSecOps background including pipeline toolset use and creation.
• Lab experience in product testing using logic analyzers, high-speed oscilloscopes, signal generators, and system on chip debugging tools.
• Experience with interfaces and bus standards such as: VME, PCI, PCIe, VPX, or Gb Ethernet.
• Experience in software lifecycle phases: software architecture, system/software requirements analysis, design, implementation, verification testing, system integration, and post-delivery maintenance.
• Experience with Radar technology, machine languages.
• Experience with software algorithm development.
• Experienced in Agile development processes.
• Experience with machine learning.

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.

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

• Relocation Eligible - Relocation assistance available

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 Consoli