Principal Digital Hardware Design Engineer -Onsite

Date Posted: 2026-06-15 Country: United States of America Location: US-TX-MCKINNEY-513WH ~ 2501 W University Dr ~ WING H BLDG 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. The Multi-Product Power & Digital (MPD) department designs FPGAs, circuit cards, and electronics subassemblies for a range of products including missiles/effectors, radars, and electronic warfare systems. The team leverages digital, analog, and power design skills to provide support throughout the product lifecycle from architecture and design through production and sustainment. The MPD department is seeking a Principal Digital Hardware Design Engineer to join our team. In this role, you will leverage advanced technologies to create cutting-edge solutions for sensor and effector products. You will partner with experienced, multidisciplinary teams to define requirements, develop architectures, execute detailed design and simulations, and perform integration and verification tasks. You will document your designs within the appropriate configuration management tools and provide comprehensive engineering support throughout the product lifecycle. This position is an onsite role, located in McKinney, TX. What You Will Do Drive requirements decomposition. Lead trade studies and define architecture at the circuit card and/or sub-system level. Lead the design, analysis, test, and documentation of digital electronics circuit card assemblies including embedded processors, FPGAs, memories, and industry standard interfaces such as PCIe, Ethernet, I2C, SPI, and UART. Partner with ECAD drafters through stack up definition, pre/post-route simulation (SI/PI), layout, and routing activities. Plan and execute integration and verification activities in engineering laboratories. Provide product tests and troubleshooting support. Support root cause failure investigations. Define schedules for circuit card and sub-system level tasking. Drive execution to the planned budget and schedule. Identify and manage project risks and opportunities. Lead medium sized teams to success. Coach, review, and delegate work to junior engineers. Serve as a subject-matter expert within discipline. Lead internal and external technical reviews. Support customer interactions and relations. Contribute to product and technology roadmaps Make improvements to processes, systems or products to enhance overall performance Engage in personal technical growth and facilitate technical growth in peers and junior engineers. 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. Significant design experience interfacing with complex embedded devices (microprocessors, FPGAs, memory, high-speed transceivers). Robust experience maturing design concepts from the block diagram or requirements level to development of complete, verified digital designs. Expertise with a schematic capture/circuit board layout CAD package. Experience working with standard lab equipment for integration and verification testing of hardware designs. Qualifications We Value One or more advanced degrees in Electrical Engineering or a related Science, Technology, Engineering, or Mathematics (STEM) major. Experience designing at the circuit card stack level to meet concerns of adjacent disciplines, such as thermal, structural, mechanical, reliability, and quality. Experience with embedded test techniques, design for test, design for manufacturing, and/or design margin analysis Experience with a formal design process for circuit card assemblies. Proven ability to debug and resolve complex hardware issues during integration and qualification testing. Advanced knowledge of high-speed protocols, such as PCIe, Ethernet, and high-speed memory interfaces. Siemens Xpedition: xDX Designer, xPCB Layout, and/or Hyperlynx signal/power integrity. Experience with complex, multi-lamination circuit card assemblies between 16 and 32 layers Expertise with Xpedition's Constraint Editor System (CES), routing practices for high-speed signals, and guiding Electronic Computer-Aided Design (ECAD) personnel through PCB layout and technical drawing creation. Experience with FPGA code development or software Experience with performing circuit card assembly-level architecture trades, and/or with system-level power architecture trades. Experience documenting technical topics and presenting to customers and senior leadership. Demonstrated ability to lead successful teams. Experience managing technical, cost, and schedule risks and opportunities. Experience with project management tools such as Earned Value and/or Agile Execution. Experience communicating and documenting technical topics and presenting to customers and management. Experience leading a program transition from development to production. Proposal development experience. Experience with intellectual property generation (patents & publications). Demonstrated mentorship of junior engineers. 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. This position offers relocation based on candidate eligibility. Learn More & Apply Now! 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: North Texas: #LI-CV1 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 107,500 USD - 204,500 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