We’re ALTEN Technology USA, an engineering company helping clients bring groundbreaking ideas to life—from advancing space exploration and life-saving medical devices to building autonomous electric vehicles. With 3,000+ experts across North America, we partner with leading companies in aerospace, medical devices, robotics, automotive, commercial vehicles, EVs, rail, and more. As part of the global ALTEN Group—57,000+ engineers in 30 countries—we deliver across the entire product development cycle, from consulting to full project outsourcing. When you join ALTEN Technology USA, you’ll collaborate on some of the world’s toughest engineering challenges, supported by mentorship, career growth opportunities, and comprehensive benefits. We take pride in fostering a culture where employees feel valued, supported, and inspired to grow. Role Overview   This is a fully REMOTE role   You will be a key contributor to a safety-critical embedded systems engineering team, responsible for the design, implementation, and verification of preliminary FPGA logic for overspeed protection and ARINC 429 communication systems. Working from defined system requirements and architecture provided by the systems engineering team, you will develop and simulate firmware in a structured, DO-254-aligned development environment using Microchip's Libero toolchain.   Key Responsibilities   * Design and verify preliminary FPGA logic for overspeed protection functions, implementing requirements in firmware based on system engineer-supplied architecture and specifications * Design and verify preliminary FPGA logic for ARINC 429 communication, leveraging existing design where applicable and extending functionality per updated requirements * Develop and execute simulation-based verification plans to validate functional correctness of all FPGA logic prior to hardware integration * Validate all digital inputs and outputs with particular attention to the microprocessor interface on both overspeed and communication FPGAs * Provide complete pin allocation documentation for both FPGA designs in support of hardware team integration * Collaborate with systems engineers to interpret preliminary requirements and translate them into implementable firmware logic * Participate in design reviews, verification reviews, and technical documentation as required by the program schedule * Support FPGA family and device sizing selection in coordination with the systems and hardware teams   Development Environment   * EDA Tool: Libero SoC (Microchip Technology) * HDL: VHDL or Verilog * Simulation: ModelSim (Microsemi edition) integrated within Libero * FPGA Platform: Microchip (family and device size to be determined) * Workstation: Provided on-site   Required Qualifications   * 4+ years of experience in FPGA firmware design and verification for embedded or avionics applications * Proficiency in VHDL or Verilog and RTL design methodology * Experience with Microchip/Microsemi Libero SoC toolchain, or demonstrated experience with equivalent FPGA EDA tools (Vivado, Quartus) with ability to transition * Familiarity with ARINC 429 protocol including transmit/receive channel architecture, word structure, and timing requirements * Understanding of digital I/O interfacing, microprocessor bus interfaces, and pin allocation methodology * Experience developing and executing simulation-based verification using ModelSim or equivalent * Ability to work from system-level requirements and architecture documents to implement firmware logic independently   Nice to Have   * Experience with DO-254 design assurance processes for airborne electronic hardware * Familiarity with overspeed protection logic or other safety-critical FPGA functions in aerospace or defense applications * Experience with existing ARINC 429 IP cores and integration into custom FPGA designs * Static timing analysis using SmartTime or equivalent tools * Background in requirements traceability and configuration management in a regulated development environment * Knowledge of Microchip PolarFire or SmartFusion2 device families Salary Range: $135,000-$140,000/K The actual salary offered is dependent on various factors including, but not limited to, location, the candidate’s combination of job-related knowledge, qualifications, skills, education, training, and experience  All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, age, genetic information, or pregnancy. Please beware of job seeker scams and see this important notice on our careers page for more information about our recruiting process. Compliance Notice: Alten USA is a federal contractor subject to the requirements of the Vietnam Era Veterans’ Readjustment Assistance Act (VEVRAA) and Executive Order 11246. We are an Equal Opportunity Employer and consider all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status. Drug Screening Requirement: As a federal contractor, Alten USA maintains a drug-free workplace. All candidates selected for employment will be required to successfully complete a pre-employment drug screening as a condition of hire.