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Salary
$81k – $150k per year (Estimated)
Location
In office (Ottawa)
Seniority
Middle
Employment
Full-Time

Confirmed on the employer's own hiring board on Sep 23, 2026. First seen by Alion on Sep 23, 2026. Adtran scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Adtran designs fibre access, optical transport and subscriber equipment for telecom carriers. Its portfolio spans broadband gateways, passive optical networking gear and network management software. The company supplies operators building out gigabit and rural broadband networks.

Welcome!

Our Growth is Creating Great Opportunities!

Our team is expanding, and we want to hire the most talented people we can.Continued success depends on it!Once you've had a chance to explore our current open positions, apply to the ones you feel suit you best and keep track of both your progress in the selection process, and new postings that might interest you!

Thanks for your interest in working on our team!

The Firmware Engineer II will design, develop, and test the embedded software for pluggable optical transceiver modules within the Optical Engines product unit. You will work closely with Optical, Hardware, and Test engineers to deliver high-quality, production-grade firmware for next-generation optical products.

Duties and Responsibilities:

  • Perform all aspects of embedded firmware design and development, including architecture, design, implementation, testing, and debugging
  • Write device drivers for complex ASIC’s, FPGA’s, and other components
  • Contribute to hardware design and participate in hardware design reviews
  • Support the initial turn-up of new hardware
  • Work with optical, hardware, and test engineers to ensure product goals are met
  • Develop automation scripts to validate and test the product firmware
  • Develop user interfaces for transceiver assemblies and plugs
  • Assist in the design and implementation of manufacturing test fixtures

Basic Qualifications:

  • Bachelor’s in Electrical/Computer Engineering or related
  • Proficient in C programming for embedded software
  • Debugging software experience
  • Real-time operating systems experience
  • Familiar with ARM or other microcontrollers
  • Familiar with UARTs as well as SPI and I2C protocols
  • Proficient with reading schematics and using an oscilloscope
  • Familiarity with optical networking (OTN, Gigabit Ethernet) is a plus
  • Excellent verbal and written communication skills

Requirements & Work Environment:

  • Permanent, full-time position
  • 40 hours/week, Monday - Friday, in-office
  • Primary location in Ottawa, Canada
  • Must be authorized to work in Canada
  • Be energetic and eager to collaborate with a wide variety of cultures and personalities
  • Be able to maintain a positive outlook in the face of uncertainty
  • Have a genuine desire to learn, innovate, and succeed
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