ADTRAN

Software Engineer I

ADTRAN$70K — $95K *
Telecommunications & Hardware
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor’s degree in Electrical Engineering, Computer Engineering, Computer Science, or related field.
  • 3+ years of experience in embedded software or firmware development, preferably in telecommunications or networking.
  • Strong proficiency in modern C/C++, following best practices and coding standards.
  • Experience with RTOS, low-level debugging, and hardware/software integration.
  • Understanding of embedded communication protocols (SPI, I²C, UART) and hands-on experience developing device drivers.
  • Familiarity with ARM or similar microcontroller architectures.
  • Proficient with Git and collaborative development workflows, including code reviews and CI.
  • Excellent analytical, problem-solving, and communication skills.

Responsibilities

  • Design, develop, and integrate embedded software using modern C/C++ on Linux and RTOS like FreeRTOS.
  • Own the software development lifecycle from requirements to deployment.
  • Develop and maintain device drivers for fiber-optic components and subsystems.
  • Collaborate with hardware teams on schematic reviews and board bring-up.
  • Partner with optical, hardware, and test engineers in an Agile environment to meet product goals.
  • Develop unit tests, automation scripts, and frameworks to validate firmware functionality.

Benefits

  • Hybrid work arrangement with in-office days Tuesday through Thursday and remote on Monday and Friday.
  • Full-time, permanent position with a structured 40 hours per week schedule.
  • Opportunity to work in a collaborative and diverse team environment.
  • Continuous learning and professional development encouraged.
  • Work in an energetic setting that values innovation and adaptability.
Full Job Description

About the Role

The Software/Firmware Engineer will design, develop, and test embedded software for Optical Layer solutions. You will collaborate closely with optical, hardware, and test engineers to deliver high-quality, production-grade firmware for next-generation optical networking systems.

Key Responsibilities

  • Design, develop, and integrate modern C/C++ embedded software running on Linux and real-time operating systems (RTOS) such as FreeRTOS.
  • Own the complete software development lifecycle — from requirements and architecture through implementation, testing, debugging, and deployment.
  • Develop and maintain device drivers for fiber-optic components (e.g., EDFA, Raman, OTDR, OCM, WSS, etc) and other hardware subsystems.
  • Collaborate with hardware teams on schematic reviews, hardware design input, and board bring-up.
  • Partner cross-functionally with optical, hardware, and test engineers in an Agile environment to meet product milestones and quality goals.
  • Develop and maintain unit tests, automation scripts, and test frameworks to validate firmware functionality.

Basic Qualifications

  • Bachelor’s degree in Electrical Engineering, Computer Engineering, Computer Science, or a related field.
  • 3+ years of experience in embedded software or firmware development, preferably in telecommunications or networking.
  • Strong proficiency in modern C/C++, including adherence to C++ best practices and coding standards.
  • Experience with RTOS, low-level debugging, and hardware/software integration.
  • Understanding of embedded communication protocols (SPI, I²C, UART) and hands-on experience developing and debugging device drivers.
  • Familiarity with ARM or other microcontroller architectures.
  • Proficient with Git and collaborative development workflows (branching, reviews, CI).
  • Skilled in reading schematics and troubleshooting embedded systems.
  • Experience participating in code reviews, testing, and documentation to ensure high-quality deliverables.
  • Excellent analytical, problem-solving, and communication skills.
  • Demonstrated ability to work effectively with cross-functional teams, including QA, product management, and manufacturing.
  • Commitment to continuous learning and staying current with modern C++ and emerging embedded technologies.

Nice to Have

  • Experience developing device drivers for ASICs or FPGAs.
  • Hands-on experience with CMake and scripting languages (Bash, Python, Ruby, or Perl).
  • Experience with CI/CD pipelines for embedded platforms.
  • Familiarity with Agile/Scrum methodologies.
  • Proficiency in using oscilloscopes, logic analyzers, and diagnostic tools for system validation and debugging.

Requirements & Work Environment

  • Full-time, permanent position (40 hours per week).
  • Hybrid role — in-office Tuesday through Thursday; remote Monday and Friday.
  • Primary location: Norcross, GA, USA.
  • Must be authorized to work in the United States.
  • Energetic, collaborative, and eager to work with a diverse team.
  • Positive attitude, adaptability, and a genuine desire to learn, innovate, and excel.

About ADTRAN

ADTRAN, Inc. is a leading global provider of networking and communications equipment. ADTRAN’s products enable voice, data, video and Internet communications across a variety of network infrastructures. ADTRAN solutions are currently in use by service providers, private enterprises, government organizations, and millions of individual users worldwide.
Learn more about ADTRAN
Size
1,335 employees
Market Cap
$1.4 billion
Industry
Net Income
$2.3 million
5 Year Trend
-2.4%
Revenue
$506.5 million
NASDAQ

Similar Jobs

More Jobs at ADTRAN

  • ADTRAN
    Software Engineer I
    $70K — $95K *
    Atlanta, GA 30349 (Fulton County)
    Telecommunications & Hardware
    In-Person
  • ADTRAN
    Sr. Manager Internal Audit
    $100K — $130K *
    Huntsville, AL 35810 (Madison County)
    Legal & Accounting
    In-Person
  • ADTRAN
    Software Engineer I
    $70K — $95K *
    Atlanta, GA 30349 (Fulton County)
    Telecommunications & Hardware
    In-Person

More Telecommunications & Hardware Jobs

Find similar Software Engineer I jobs: