{"id":2506424,"url":"https://alion.io/job/parrainc-firmware-engineer-embedded-controls-sensors","title":"Firmware Engineer -- Embedded Controls / Sensors","company":{"id":4420385,"name":"PCG","domain":"parrainc.com","url":"https://alion.io/company/parrainc","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"BambooHR","truth_index":{"grade":"B","score":75,"open_postings":3,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-24T06:02:35Z"}},"role":"Hardware","role_family":"Hardware","seniority":null,"employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Linux","optional":false},{"name":"RTOS","optional":false}],"status":"live","first_seen_at":"2026-08-28T00:00:00Z","employer_posted_date":"2026-08-28","last_verified_at":"2026-10-24T10:42:43Z","board_verified":true,"closed_at":null,"days_open":57,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":57},"description":"Parra Consulting Group (PCG) is seeking a Firmware Engineer -- Embedded Controls / Sensors to develop and modify embedded firmware for advanced hardware systems supporting critical national security missions. This role works directly with devices such as gimbals, optics, motors, sensors, and other embedded subsystems to implement new capabilities, integrate hardware, and troubleshoot complex system behavior. This position is located at Aberdeen Proving Ground, Maryland.\nMore About the Role\nAs a Firmware Engineer, you'll design, modify, and debug low-level software running on embedded processors and microcontrollers. You'll work closely with electrical, mechanical, software, and systems engineers to integrate sensors, actuators, imaging systems, and control hardware. The role requires hands-on experience understanding existing firmware, developing new functionality, and solving problems that cross the hardware/firmware boundary.\nRequired Qualifications\nActive TS/SCI security clearance.\nExperience developing or modifying embedded firmwarein C/C++ or similar low-level languages.\nExperience with microcontrollers, embedded processors, or SoCs and associated peripherals.\nExperience interfacing with hardware using SPI, I2C, UART, CAN, PWM, ADC/DAC, or similar interfaces.\nExperience developing firmware for motors, actuators, sensors, optics, gimbals, or other electromechanical systems.\nStrong understanding of real-time embedded systems, interrupts, timers, memory management, and hardware interfaces.\nExperience debugging firmware and hardware using oscilloscopes, logic analyzers, debuggers, and other laboratory equipment.\nAbility to read schematics, datasheets, interface control documents, and existing firmware to understand and modify embedded systems.\nDesired Qualifications\nExperience developing firmware for gimbals, motor controllers, camera systems, electro-optical systems, or stabilized payloads.\nExperience with motor control, encoders, PID/control loops, position control, or stabilization systems.\nExperience integrating IMUs, cameras, environmental sensors, GNSS receivers, or other sensor systems.\nExperience with embedded Linux, RTOS environments, or bare-metal development.\nFamiliarity with STM32, NXP, TI, Microchip, or similar embedded platforms.\nExperience reverse engineering, modifying, or extending existing or undocumented firmware.\nFamiliarity with bootloaders, firmware update mechanisms, device drivers, and low-level communications protocols.\nExperience supporting UAS, robotics, autonomous systems, imaging systems, or other embedded platforms.\nExperience rapidly prototyping and testing firmware against physical hardware.\nWhy Join PCG\nParra Consulting Group offers a collaborative, mission-focused environment where your expertise directly supports national security operations. PCG provides competitive compensation, 100% employer-paid medical/dental/vision coverage, life and disability insurance, and a PTO plan to ensure professional growth and work-life balance.","description_format":"text","description_chars":3017,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":true,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-14T07:34:14Z"}],"visa":[],"liveness":{"score":19,"band":"cold","label":"Long shot","p_open":1,"p_active":0.423,"p_room":0.45,"age_days":57,"expected_fill_days":31,"reasons":["conf:0","win:tail"],"computed_at":"2026-10-24T06:02:35Z"},"pay":null,"html_url":"https://alion.io/job/parrainc-firmware-engineer-embedded-controls-sensors","json_url":"https://alion.io/job/parrainc-firmware-engineer-embedded-controls-sensors.json","meta":{"generated_at":"2026-10-24T12:37:54Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":18198,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-25T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":4420385},"rest":"https://alion.io/mcp/rest/get_company?id=4420385"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fparrainc-firmware-engineer-embedded-controls-sensors"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fparrainc-firmware-engineer-embedded-controls-sensors"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fparrainc-firmware-engineer-embedded-controls-sensors"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/parrainc-firmware-engineer-embedded-controls-sensors\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fparrainc-firmware-engineer-embedded-controls-sensors"}]}