{"id":3907302,"url":"https://alion.io/job/hire-resolve-senior-firmware-engineer","title":"Senior Firmware Engineer","company":{"id":4513499,"name":"Hire Resolve","domain":"hireresolve.za.com","url":"https://alion.io/company/hire-resolve-5","size_band":null,"is_staffing_agency":true,"employer_type":"agency","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Hardware","role_family":"Hardware","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["South Africa"],"countries":["ZA"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":1000000,"max":1200000,"currency":"ZAR","period":"year","gross":true,"usd_annual":72706},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":true,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"CI/CD","optional":false},{"name":"FreeRTOS","optional":false},{"name":"Git","optional":false},{"name":"RTOS","optional":false},{"name":"Python","optional":true}],"status":"live","first_seen_at":"2026-10-29T06:01:03Z","employer_posted_date":null,"last_verified_at":"2026-10-29T06:01:03Z","board_verified":false,"closed_at":null,"days_open":13,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":13},"description":"Description\nA South African security communication and telemetry company is seeking a hands-on Senior Firmware Engineer to take technical ownership of the end-to-end design, development, and maintenance of embedded firmware for the company's communicators, alarm panels, and IoT security devices.\n\nNB: Willing to pay relocation costs for the right candidate.\n\nResponsibilities:\nFirmware Architecture and Development: Design, implement, and maintain low-latency C/C++ firmware for microcontrollers (ARM Cortex-M) powering GSM/LTE communicators and alarm panels.\n\nCommunications and Protocols: Develop and optimize driver stacks (UART, SPI, I2C), cellular communications (GSM/LTE), and protocol handlers for reliable bi-directional alarm signaling.\n\nSystem Reliability and Security: Implement diagnostics, watchdog/recovery mechanisms, logging, and security practices to ensure maximum uptime and power efficiency.\n\nHardware Integration and Bring-Up: Collaborate with hardware teams on schematic reviews, board bring-up, signal integrity, and design-for-manufacture (DFM).\n\nSoftware and Cloud Integration: Support OTA firmware updates, device provisioning, and backend/cloud API interfaces alongside the software team.\n\nTesting, Field Support and Compliance: Perform field testing, analyze field logs to resolve complex root-cause issues, and ensure compliance with South African (ICASA) standards.\n\nTechnical Leadership: Drive coding standards, conduct code reviews, document architectures, and mentor junior engineers.\n\nMinimum Requirements:\nExperience: 8+ years of professional embedded firmware / software development experience.\n\nTechnical Skills: Strong C/C++ proficiency on resource-constrained microcontrollers (ARM Cortex-M preferred); solid RTOS (e.g., FreeRTOS) or bare-metal development background.\n\nCellular and Peripherals: Proven experience with cellular modems (2G/3G/4G/LTE), AT command sets, and peripheral buses (UART, SPI, I2C, ADC, DMA).\n\nTools and Debugging: Proficiency with Git, JTAG/SWD debuggers, logic analyzers, oscilloscopes, and CI/CD pipelines for embedded systems.\n\nProblem Solving: Track record of deploying production-grade firmware and debugging complex, intermittent field issues.\n\nEducation: Bachelor’s degree in Electronic/Electrical Engineering, Computer Engineering, Computer Science, or equivalent practical experience.\n\nDesirable / Advantageous Skills\nExperience in security, telemetry, IoT, or industrial automation sectors.\n\nFamiliarity with alarm signaling protocols (e.g., Contact ID, SIA).\n\nExperience with OTA update architectures and device management platforms.\n\nKnowledge of low-power design and battery-backed power management techniques.\n\nFamiliarity with ICASA regulatory compliance for radio equipment.\n\nScripting capability (Python) for automated testing and internal tooling.\n\nBenefits:\nCompetitive salary based on experience (salary can potentially be more based on experience/skills)\nIF you meet the above requirements and want to make a career-changing move, apply today by emailing your CV to \n\nPackage & Remuneration\nR1 000 000 - R1 200 000 per annum\nAbout Us\nHire Resolve is a top recruitment agency in South Africa, connecting businesses with talented professionals across a wide range of industries and locations.\n\nWe help companies recruit and hire skilled professionals across Engineering, Mining, IT, Finance, Manufacturing, Construction, Supply Chain, Logistics, Renewable Energy, Sales, Marketing and more. Our recruitment expertise spans entry-level, specialist, senior management and executive positions.\n\nWith recruitment solutions covering major South African cities including Johannesburg, Cape Town, Pretoria, Durban, Gqeberha and Bloemfontein, as well as locations nationwide, we help businesses find the right talent wherever they need it.\n\nWhether you're hiring for a single position or building an entire team, Hire Resolve provides tailored recruitment solutions designed around your hiring needs.\n\nReady to find your next hire? 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