Principal Software Security Engineer, Onsite

Date Posted:Check you match the skill requirements for this role, as well as associated experience, then apply with your CV below.2026-03-10Country:United States of AmericaLocation:US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01Position Role Type:OnsiteU.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: SecretSecurity Clearance Status: Active and existing security clearance required on day 1At 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 currently seeking a Principal Software Security Engineer to join our Software Product Assurance team in Goleta, Santa Barbara County, CA as a SW Security Individual Contributor supporting development for the SW Product Assurance (embedded program protection and cyber) of our portfolio of programs at the site.Raytheon Goleta, Ca LocationWhat You Will Do:Our mission is to provide world class Security Software to be used in developing and supporting deployed sensor systems on various platforms.Implement Software Security principles to embedded software design, development, integration, and testing of real-time sensor software.Develop software applications using C and C++ languages on a variety of computing platformsEnsure the SW Product Assurance processes are followed on our programsUnderstand real-time software design and the performance implications associated with specific System Security implementations.Work closely with cross functional Engineering teams to define and implement Test Driven Multidisciplinary Capability (TDMC) based execution development and deployment requirements.Work in a common development environment to support and facilitate program ability to leverage specific capabilities.Interface with customer community to review technical design and support verification of system maturity.Qualifications You Must Have:Typically requires a Bachelor's in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 8 years of relevant software experienceExperience with C / C++Experience with Xilinx UltaScale+ MPSoC, Versal, or similar Embedded ProcessorsExperience with embedded OS like VxWorks, Embedded Linux, or similarEmbedded Software Security experienceActive and transferable U.S. government issued Secret security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.Qualifications We Prefer:Experience/knowledge of any of the following:Designing, implementing, testing, or fielding real-time security-oriented solutions on Department of Defense (DoD) programs (embedded experience highly preferred)Cyber security experience. Using security-relevant tools and devices for security auditing, network security, host/server security, communication security, or policy management.Secure boot, containerization and hardening conceptsStatic analysis concepts, methods & toolsPetalinux/Yocto operating systemsCryptographic AlgorithmsAgile/Scrum/Kanban frameworks and DevSecOps environmentsPython / PerlKnowledge of modern computer architecture and hardware technologies including:ARM ArchitectureInterface protocols: PCIe, GPIO, I2C, SATAField Programmable Gate Arrays (FPGAs)Application-Specific Integrated Circuits (ASICs)Using software configuration management and bug tracking toolsExperience with validation and verification of software applicationsExperience in a technical leadership role to grow and lead a small technical teamWhat We OfferWe 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.Learn More & Apply Now!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 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: 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. xhyhwjd 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