Airgas · 16 hours ago
Sr. Firmware Engineer
Cheshire, CT (ATS)
Full-time
Onsite
Senior Level
$130K/yr - $145K/yr
5+ years expAirgas is a leading U.S. supplier of industrial, medical and specialty gases, as well as hardgoods and related products. They are seeking a Senior Firmware Engineer to design, build, and test embedded firmware/software for wireless electronic products in the gas industry.
IndustrialMedicalRetail
Responsibilities
Design, build, test, and document microprocessor based firmware for wireless electronic products from concept, feasibility, prototyping through production
Create embedded firmware and software in widely used software development environments (e.g. IAR Systems, AVR Studio, Eclipse, MPLab IDE, Zephyr)
Create software design requirements, test plan and test results documentation for various platforms
Work closely with hardware engineers in specifying components for efficient firmware design
Working with hardware team and others, create and design PC based software to create production, manufacturing and product validation test fixtures
Conduct system functional tests and troubleshoot products and equipment as required
Provide and continuously communicate time and cost estimates for projects
Provide ongoing technical assistance to manufacturing
Qualification
Required
BS+ in Software Engineering, Electrical Engineering or Computer Science
5+ years of experience designing, building, and testing firmware and hardware for embedded systems
Experience generating firmware for 8-bit, 32-bit single or dual core microprocessor systems including use of peripheral devices such as A-D converters, voltage/current switches/regulators/controllers/monitors, batteries, solar panels, and charging system controllers in assembly, C or other higher languages. Familiarity with communication protocols such as SPI, I2C, Ethernet, TCP/IP, wireless networks desired
Experience in Low power applications for fielded devices
Experience with revision control applications and documentation, e.g. Git, GitHub, TortoiseGit, Doxygen
Experience with PC based software for controlling electronic products including but not limited to VB, Visual Studio. NET, C #, LabView
Experience with Yocto Linux and real time operating systems (RTOS) for embedded systems
Experience in BSP development and RPM creation for Linux based microprocessors
Experience using oscilloscopes, network analyzers, spectrum analyzers and basic lab tools and instruments
Desired direct design experience with RF wireless communication technologies such as Wifi, 4G, 5G, Mesh network, Bluetooth, Sigfox and LoRa
Experience working with FPGA firmware including but not limited to Verilog, VHDL etc. desired
Advanced mathematical skills relevant to the application of firmware/software engineering
Preferred
Experience in BSP development for IMX93 core processor
Experience in Zephyr RTOS development for Ublox NORA-B120
Benefits
Medical, dental, and vision plans
Vacation
Sick time
Floating holidays
Paid holidays for full-time employees
Progressive parental leave package
401k plan with company matching funds
Tuition reimbursement
Discounted college tuition for employees’ dependents
Airgas Scholarship Program
Company
Airgas
Airgas, an Air Liquide company, is a leading U.S. single-source supplier of gases, welding equipment and supplies, and safety products.
10001+ employees
H1B Sponsorship
Airgas has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (7)
2024 (8)
2023 (12)
2022 (10)
2021 (8)
2020 (6)
Funding
Current Stage
Public CompanyTotal Funding
unknown2015-11-17Acquired
1986-12-26IPO
Leadership Team
Robert McLaughlin
CFO
J
Jay Worley
Chief Operating Officer
Recent News
2025-12-19
Clayton B. Bruner, P.L.L.C.
2025-11-22
Company data provided by crunchbase