Principal Systems Engineer (Onsite)
$118.3k - $224.9kRTX
Date Posted: 2026-06-08 Country: United States of America Location: US-CA-GOLETA-H01 ~ 6380 Hollister Ave ~ BLDG H01 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: Secret - Current 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’s Advanced Airborne Radio Frequency department has an immediate opening for a Principal Systems Engineer who is committed and passionate about creating innovative and cost-effective EW solutions to support the Electronic Warfare business area relating to Electronic Support (ES) and Electronic Attack (EA) capability development. What You Will Do Support firmware development and integration for Electronic Systems (ES) and Electronic Assemblies (EA) performance Lead government EW performance testing Serve as the primary point of contact for all firmware development and debugging activities for Electronic Assemblies (EA) Determine what the requirements should be for a product or system based on information from the customer and provide traceability for these requirements Capture requirements in specific documents such as specifications and interface control documents. Qualifications You Must Have Typically requires a Bachelor’s in Science, Technology, Engineering, or Mathematics (STEM preferred) and a minimum of 8 years of EW/Radar systems design and requirements engineering experience Active and transferable U.S. government issued Secret security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance. Qualifications We Prefer Active DoD Top Secret clearance with investigation within five years Model Based Systems Engineering (Cameo Enterprise Architecture (SysML specifically), digital thread concepts, digital engineering, MBSE with DevSecOps). Collaboration with cross-functional teams to gather necessary information and data for reports and presentations Modeling and Simulation, agile DevSecOps delivery pipelines, software development principals, Digital Thread concepts and realization in the development lifecycle. Matlab/Simulink, DOORS, DNG, Cameo, Jira, and Confluence. Earned Value Management / Cost Account Management experience 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 – Relocation assistance is available 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 RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.
$132.4k - $251.6k
...Senior Principal Engineer – Integrated Product Team Lead (IPTL) Location: McKinney, TX – Onsite Responsibilities Meet contractual commitments including financial, technical,... ...integrate & test, verify, qualify and deliver a system that complies with performance requirements...SuggestedTemporary workRelocation packageFlexible hours$132.4k - $251.6k
...Senior Principal Engineer Raytheon's Advanced Products & Solutions (APS) is a product focused... ...government entities for integration on larger systems. Raytheon's APS SBU Engineering Team... ...Customer stakeholders. This is an onsite role located in McKinney, TX. What...SuggestedTemporary workWork experience placementRelocation packageFlexible hours$132.4k - $251.6k
...Senior Principal Engineer – Integrated Product Team Lead (IPTL) Location: McKinney, TX. Onsite. U.S. citizenship required; active Secret clearance necessary. Raytheon’s Advanced... ...Supplier Management. Experience leading Systems Engineering teams. Experience with Agile...SuggestedRelocation packageFlexible hours$132.4k - $251.6k
...BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person,... ...of experience and renowned engineering expertise to meet the needs of... ...for integration on larger systems. Raytheon's APS SBU Engineering... ...Team is seeking a Senior Principal Engineer to perform in the role...SuggestedTemporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours$132.4k - $251.6k
Senior Principal Engineer - Integrated Product Team Lead (IPTL) Location: McKinney, TX - Onsite Responsibilities Meet contractual commitments including financial, technical, and... ...& test, verify, qualify and deliver a system that complies with performance requirements...SuggestedTemporary workRelocation packageFlexible hours$132.4k - $251.6k
...1717 Cityline Dr ~ CITYLINE C17 Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements... ...aerospace and defense. Collins Aerospace is seeking a Systems Engineering Lead Investigator with an active TSSCI security clearance...Temporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours- ...Principal Systems Engineer - (Onsite) Are you ready to design the future of aerospace and defense? Join our mission in creating transformative technologies that empower national security and defense systems. Shape the Future with Collins Aerospace. At Collins...RelocationRelocation package
$107.5k - $204.5k
...Principal Systems Engineer - (Onsite) 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...Contract workTemporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours- ...Senior Principal Project Engineer - Systems Engineering Location: Richardson, TX Employment Type: Onsite Security Clearance: DoD Secret Clearance, active and existing on day 1. U.S. citizenship required. Responsibilities Direct all phases of programs from inception through...Relocation package
$132.4k - $251.6k
...RENNER BLDG 462 Position Role Type: Onsite U.S. Citizenship / Security... ...defense. Position Summary Senior Principal Project Engineer to lead, develop, and establish the technology... .... Lead cross‑functional teams through system architecture, development, integration...Contract workRemote workRelocation package- ...Senior Principal Systems Engineer We are seeking a Senior Principal Systems Engineer to work onsite in either Richardson, TX or Cedar Rapids, IA. At Collins Aerospace your systems engineering expertise will help shape the future of aerospace technology and support...Relocation package
$107.5k - $204.5k
...Principal Systems Engineer We are seeking a Principal Systems Engineer to work onsite in either Richardson, TX or Cedar Rapids, IA. Are you looking to make a meaningful impact while advancing your career? At Collins Aerospace, your systems engineering expertise...Temporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours$132.4k - $251.6k
...Prattwhitney is seeking a Senior Principal Engineer – Integrated Product Team Lead (IPTL) to join their team in McKinney, TX. This role involves leading technical execution for program commitments and providing mentorship to team members. You will work closely with leadership...Relocation package$107.5k - $204.5k
...~ WING Z BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration... ...100 years of experience and renowned engineering expertise to meet the needs of today's... ...deployment, and sustainment of antenna systems and associated integrated system verification...Temporary workWork experience placementWork at officeRemote workRelocationFlexible hoursDay shift- ...Senior Systems Engineering Manager (Onsite) Role Description Lead and mentor a team of systems engineers, providing technical direction and applying sound systems engineering principles across the full development lifecycle. Own engineering execution for scope, schedule...Relocation package
- ...Position Overview Senior Principal Systems Engineer – responsible for modernizing U.S. Air Force Nuclear Command, Control, and Communications (NC3) capabilities. Based in Richardson, TX or Cedar Rapids, IA. Responsibilities Provide technical guidance to multidisciplinary...Relocation
- ...Prattwhitney is looking for a Senior Principal Systems Engineer in Richardson, TX or Cedar Rapids, IA. This role involves leading systems engineering activities for complex aerospace and defense systems, driving cross-functional collaboration, and managing technical execution...
- ...Senior Principal Systems Engineer At Collins Aerospace, we don't just build systems; we build the future. As a Senior Principal Systems Engineer, you'll support programs involved in modernizing the U.S. Air Force Nuclear Command, Control, and Communications (NC3) capabilities...Relocation
$86.8k - $165.2k
...~ WING Z BLDG Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration... ...100 years of experience and renowned engineering expertise to meet the needs of today's... ...department within the Space and Airborne Systems Engineering and Test Capability (SE&TC)...Temporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours- ...Systems Engineer The Advanced Airborne RF Sensors department within the Space and Airborne Systems Engineering and Test Capability (SE&... ...cutting-edge aerospace and defense technologies. This is an Onsite role in McKinney, TX. What You Will Do: Collaborate...Relocation package
- ...Modeling And Simulation Senior Principal Engineer Raytheon is seeking a Modeling and Simulation... ...next-generation mission solutions from system-level up to campaign level. We are... ...responsibilities will be done primarily onsite in Sterling, VA, Richardson, TX, or McKinney...Relocation package
$107.5k - $204.5k
...the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead... ...development, integration, deployment, and sustainment of antenna systems and associated integrated system verification solutions. Our...Temporary workWork experience placementWork at officeRelocationFlexible hoursDay shift- ...Avenue Technologies Company in McKinney, TX is seeking a Senior System Safety Engineer. In this role, you'll tackle complex technical challenges... ...the ability to maintain a US security clearance. This onsite position offers opportunities to work with advanced technologies...
- Raytheon Technologies is seeking a Senior Principal Technical Support Engineer to provide advanced solutions that detect and neutralize threats. Located in McKinney, TX, this onsite role involves collaborating with engineers and technicians on RF product testing. Qualified...
- ...Principal Systems Engineer All qualified candidates will be responded to in 24 hours or less. An active and transferable TS/SCI clearance is required prior to start date. Onsite in State College, PA or Richardson, TX. Employment type: Full Time w-2 or Contract. Rate...Full timeContract work
- ...transferable TS/SCI clearance is required prior to start date Onsite in State College, PA or Richardson, TX Employment... ...security clearance is required prior to start date. Principal systems engineer The principal systems engineer will execute multiple...Full timeContract work
- ...Senior Systems Security Engineer - P3 (SSE) Raytheon is seeking a Senior Systems Security Engineer - P3 (SSE) to join the SSE Sensors, Space... ...classified areas, with up to 25% travel required. This is an onsite position at Raytheon in McKinney, Texas. What You Will...Relocation package
$86.8k - $165.2k
...United States of America Location: McKinney, Texas – 2501 W University Dr, Wing C Building Position: Senior Systems Security Engineer – P3 (SSE) Role Type: Onsite • U.S. Citizen, U.S. Person, or U.S. immigration status required. • Active and transferable DoD Secret...Temporary workRelocation packageFlexible hours$90 - $110 per hour
...accident insurance. PTO (vacation, holidays, as well as other any applicable federal and state sick leave). Principal System Safety Engineer • Analysis of engineering hardware and electrical drawings and schematics assessing for fault tolerance, latent hazards...Full timeContract workFor subcontractor$86.8k - $165.2k
A leading defense contractor seeks a Senior RF Test Systems Engineer in McKinney, TX, for a full-time, onsite role. This position involves troubleshooting test equipment, analyzing data, and facilitating project tasks. Required qualifications include a STEM degree and over...Full timeFor contractors
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