**Date Posted:** 2025-07-22 **Country:** United States of America **Location:** HTX36: Richardson, TX 3200 E Renner Rd , Richardson, TX, 75082-2402 USA **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:** DoD Clearance: Top Secret Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio, and expertise to solve customers’ toughest challenges and to meet the demands of a rapidly evolving global market. We are currently seeking a Senior Principal Electrical Engineer in Richardson, TX with analog and digital design experience. The Senior Principal Electrical Engineer is a lead position responsible for clean-sheet and upgrade electronic solutions across multiple programs and disciplines. The Senior Principal Electrical Engineer will function as a board design subject matter expert (SME) and mentor other engineers with various backgrounds in circuit card, firmware, software and systems design providing guidance and support across programs. Products are typically required to comply with various MIL standards including MIL-STD-461. This opportunity is targeted toward engineers who enjoy working in a systems environment as it includes designing multiple electrical elements of a product; interacting with mechanical and software team members; developing PCB and system requirements; and supporting system test teams. **What You Will Do:** + Research, development, design, fabrication, modification, and evaluation of electronic apparatus, components, or circuitry for use in electronic equipment and devices, ensuring work is completed on time and established quality and budgets are achieved. + Prepare engineering drawings or specifications to construct, relocate, or install equipment, facilities, products, or systems. + Conduct in-depth reviews of schematics and layouts for other engineers, as needed, providing detailed findings that instruct the engineer of acceptable solutions and explain why original circuitry needed to change + Prepare documentation including confidential descriptions or specifications of proprietary hardware or software, information on product development, introduction schedules, product costs, and performance weaknesses to track progress and analyze performance. + Perform engineering work and applied research, development, and design of new products to ensure quality standards and business objectives are met + Produce products according to specifications, using the most cost effective and efficient means. + Analyze and evaluate new or improved electronic components. + Includes power generation, transmission and distribution, rotating machinery, illumination, wire communication systems and servomechanisms. + Includes circuit theory, computer design and development, instrumentation, radio communications, semiconductor devices, solid state devices, and video systems. + Mentors newer engineers across disciplines and program leadership in design and development practices. + Some domestic travel may be required. **Qualifications You Must Have:** + Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 10 years prior relevant experience **or** an Advanced Degree in a related field and minimum 7 years of experience + Experience with new architecture development + Ability to communicate with vendors requirements and specifications to facilitate the quote and design of new hardware + The ability to train and mentor early-career engineers + Candidate selected will be subject to a government security investigation/reinstatement and must meet eligibility requirements. + Good communication skills and the ability to tailor to audience at all levels. **Qualifications We Prefer:** + An active DoD clearance is preferred + Experience with pre-CAD circuit design, including schematic capture, power, FPGA resource utilization, background knowledge of PWB stacks ups + Experience in industry design tools, i.e. Xpedition Enterprise, Cadence Allegro, etc. + Experience with mixed signal design. One or more of the following: SoC/FPGAs, A/D Converters, Digital Down Converters, D/A Converters, Digital Waveform Generators, Mixed Signal CCAs, Mixed Signal Modules and Subsystems + Experience with digital hardware design. One or more of the following: Subsystem/Module Digital Circuits, FPGA/ASICs, COTS Interfaces, Subsystem Development, VME/PCI interfaces Digital Systems, System Trades, Architecture, Embedded Processing + Familiarity with signal integrity best practices and ability to run simulation models + Electronics design with recent experience in 3U VPX and/or SOSA hardware, including understanding backplane topologies, slot and module profiles of 3U VPX card sets. + Experience in designing digital and analog products including microprocessor systems, low-power supplies, communication subsystems. + Experience with signal integrity and designing for high-speed designs. + TEMPEST design experience + Working knowledge of EMI/EMC standards for military applications. + Experience designing for Military Aircraft applications. + Experience using ALM tools including Jira and Confluence + Experience working with industry standard toolsets for requirement capture and task management (e.g. DOORs, Microsoft Project) + Experience in developing test procedures and test fixtures. + Ability to read, create and review engineering drawings including schematics, assembly drawings and parts lists. + Experience interfacing to RF circuitry and high-speed A/D D/A conversion + Experience with implementation of high-speed backplanes. + Experience with Siemens Xpedition tool suite + Proven analytical skills using in-circuit simulation (Matlab, LT Spice) + Experience with CAM (Cost Account Management) duties. + Ability to lead small teams and report status to management. **Learn More & Apply Now!** Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions — whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today. Eligible for relocation *Please ensure the role type (defined below) is appropriate for your needs before applying to this role. **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. Regardless of your role type, collaboration and innovation are critical to our business and all employees will have access to digital tools so they can work with colleagues around the world – and access to Collins sites when their work requires in-person meetings. Apply now and be part of the team that’s redefining aerospace, every day. The salary range for this role is 124,000 USD - 250,000 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 (http://www.rtx.com/privacy/Job-Applicant-Privacy-Notice) to read the Policy and Terms Raytheon Technologies is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.