{"id":3526657,"url":"https://alion.io/job/quest-defense-embedded-sw-engineer","title":"Embedded SW Engineer","company":{"id":618,"name":"Quest Defense","domain":"quest-defense.com","url":"https://alion.io/company/quest-defense","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":81,"open_postings":21,"ghost_share":0,"stale_share":0.762,"repost_share":0,"time_to_fill_p50_days":25,"computed_at":"2026-10-31T05:58:55Z"}},"role":"Hardware","role_family":"Hardware","seniority":"middle","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":82000,"max_usd":157000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":664},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Embedded C","optional":false},{"name":"Python","optional":false},{"name":"C","optional":true},{"name":"CI/CD","optional":true},{"name":"MIL-STD-1553","optional":true}],"status":"live","first_seen_at":"2026-10-30T13:24:46Z","employer_posted_date":"2026-10-30","last_verified_at":"2026-10-31T14:28:24Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"We’re engineering the future of aerospace and defense. If you thrive on tackling complex challenges and delivering solutions where precision and reliability are non-negotiable, we want you on our team. Here, your expertise powers mission-critical systems that safeguard lives, advance technology, and push the boundaries of what’s possible. Join us and bring your skills to work where innovation meets impact. \nKey Responsibilities:\nDesign and implement an I/O framework supporting multiple protocols and data interfaces\nDefine and maintain data dictionaries and specifications\nContribute to long-term strategy for scalable, maintainable software infrastructure\nRequired Qualifications:\n3+ years of experience in embedded software development and/or testing.\nProven expertise in C/C++ and object-oriented design for embedded systems\nEmbedded C in avionics environment, Python( 2.7 and 3.12)\nWorking knowledge of I/O architecture, protocol handling, memory management, and data structures in a C environment.\nProficiency in HLR/LLR generation, review, and traceability\nQuick learner with strong initiative and drive\nDesired Skills:\nFamiliarity with toolchains and CI/CD environments supporting configuration management and verification\nPocket programing (C and Python), NXP microprocessors (T2080), Doors, python threading and concurrency.\nLynxOS, VxWorks, Makefiles, Video Devices and Protocols (A818, GE5, AGS, GPMX, MerVE3, E9171), Trace32 - tool, experience interfacing with hardware and/or device drivers in LynxOS or VxWorks environment.\nDesigned and implemented non-volatile data storage systems (e.g., EEPROM, flash, or NVRAM) for configuration or state retention\nExperience with persistent and transient log storage, including rollover and data retention policies\nFamiliarity with log transport mechanisms (e.g., shared memory, I/O channels, or network-based telemetry)\nFamiliarity with avionics data buses and communication protocols (e.g., ARINC-429, MIL-STD-1553, AFDX, CAN, SPI, UART, etc)\nStrategic systems thinker able to plan scalable, reusable frameworks\nSystem integration experience between multiple platforms\nSetting up and managing the controls, data flows, hardware, and software that allow devices to communicate across a computer network\nExperience with 2D/3D Video dynamic resolutionThe QDSS Advantage: \nAt QDSS, our advantage is purpose-driven work, collaborative teams, and complex challenges that push boundaries and build lasting impact. You’ll grow your career while contributing to mission-critical programs that demand excellence and shape the future. \nWhat You’ll Find Here \nWork That Matters - Next-generation, safety- and mission-critical projects where your contributions have real-world impact. \nGrowth That’s Supported - Competitive compensation, employer-matched 401(k), certification assistance, and clear opportunities for advancement. \nA Culture That Works - A flexible, collaborative, and people-first environment where teamwork, innovation, and balance are valued. \nBenefits Include \nCompetitive pay, comprehensive medical/dental/life and disability coverage, 401(k) with employer match, professional development support, and a flexible, friendly workplace. \n\nAt Quest Defense Systems and Solutions, we don’t just build technology - we engineer the future. From next-generation aerospace solutions to cutting-edge defense systems, we tackle the toughest, mission-critical challenges that keep people safe and push the boundaries of innovation. This is where problem-solvers, innovators, and visionary thinkers come together to shape the future. With over 25 years of aerospace and defense engineering expertise, our commitment to delivering high-quality, transformative solutions sets us apart - not just as an industry leader, but as a driving force for impactful change. Together, we’re not just leading the industry - we’re revolutionizing it.\nQuest Defense provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.\nThis policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. 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