Hiring: Principal Electrical Engineer Company: Thales Defense & Security, Inc. Location: Billerica, MA Job Posted Time: 2026-09-10 12:23:11 Employment Type: Hybrid Target Skills & Keywords : Aurora, Firmware, Microsoft Office, PCB, R, Visio About the job Experience: •8+ years of experience in detailed circuit card design (board-level schematic design and capture), analysis and test. Required Skills: •Lead small digital engineering teams and/or work independently to define requirements, conceive, document, analyze/simulate, build prototypes, oversee PCB layouts, perform verification testing, debug, and optimize digital circuit designs to meet requirements at the circuit, card, and product levels. •Perform technical trade studies and analyses to select digital architecture and key components. •Design, simulate, analyze and test a variety of analog and digital circuits and components commonly used in helmet mounted display equipment. •Create electronic circuit schematics and lead PCB design/layout activities. •Create documentation to manufacture printed wiring assemblies (PWAs) and transition designs to manufacturing. •Write technical documents: test procedures, test datasheets, technical memoranda. •Mentor and provide technical oversite to junior engineers. •Verify product performance vs. predictions for prototype products and production hardware products. Qualifications: •The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. •U.S. Citizenship required. - Applicants selected may be subject to a government security investigation and must meet eligibility requirements for access to classified information. •Extensive lab experience required- including hands-on design optimization, bringing boards up, and testing prototype/production designs. •Digital design experience should include circuit card assemblies containing: PSoCs, Microprocessors, FPGAs/CPLDs, CODECs, USB drivers/switches and HUBs, RS-232/RS-485 drivers and switches, Low-EMI clocks/distribution (14.4MHz - 48MHz). •Demonstrated capacity to analyze a design to meet technical requirements. •Proficiency in the use of schematic capture tools, ideally Altium Designer, Siemens/Mentor Xpedition, or OrCAD. •Strong communication skills both verbal and written. •Demonstrated capacity to comply with all Company guidelines, policies, procedures and embrace Company Core Values. •The annualized pay range for this role is •USD along with a target incentive compensation plan (ICP) of 5% Compensation: •Medical insurance for self and eligible family members Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!