SECTION I · THE BRIEF
Brief #12189Updated 30 OCT 2026ZAGREBGreenhouseSOCIAL CAPITAL
Employbl Company Profile

FPGA Engineer

Eridan builds software defined radios for 5G and beyond, based on a revolutionary gallium nitride architecture.

Location
Zagreb
Company size
20–100
Posted
Today
Via
Greenhouse
Section II · Full ProfileFree with an account
  • 01Comp band & equity packageLocked
  • 02Seniority & experience requirementsLocked
  • 03Interview process & rubricLocked
  • 04Headcount & which departments are hiringLocked
  • 05Growth trajectory in this roleLocked
  • 06Offer & decision timelineLocked

Free · 2 minutes · the funding and stack behind this role

FPGA Engineer

Eridan· Zagreb, CroatiaView company profile


Job title
FPGA Engineer
Job location
Zagreb, Croatia
Job description

About Eridan

Eridan connects the robots powering the physical AI era. It's how we're delivering on our mission: connect the planet to empower a sustainable, shared future. Our patented transmitter delivers the fast, reliable wireless that robots depend on, while transforming the economics of connectivity, slashing cost and energy footprint by 10x at global scale. Beyond robotics, our private 5G networks serve campuses, cities, industry and defense. From our headquarters in Sunnyvale to our office in Zagreb, we're a team that owns our work, speaks candidly, and moves with focus and urgency. Learn more about our mission here.

About this Job

We are seeking a Mid-Level FPGA Engineer to join our team and contribute to the development and evolution of our Open RAN Radio Unit (RU) platform. This role is ideal for someone who combines solid FPGA expertise with a strong understanding of digital signal processing and compute architectures, particularly in AI-driven systems.

Responsibilities

  • Design, develop, and integrate FPGA-based solutions for Open RAN Radio Units.
  • Implement and optimize digital signal processing (DSP) algorithms for high-performance compute applications.
  • Work with Xilinx (AMD) FPGA technologies, including Zynq-based platforms; Versal experience is a plus.
  • Integrate and validate designs using Vivado, ensuring timing closure, proper routing, and backend implementation correctness.
  • Collaborate with system and software teams to translate algorithmic requirements into efficient hardware implementations.
  • Contribute to feature development and enhancements of existing ORAN RU products.
  • Participate in board bring-up, debugging, and hardware validation processes.
  • Analyze and troubleshoot performance bottlenecks across FPGA and system-level designs.

Requirements

  • 3–6 years of experience in FPGA design and development.
  • Strong understanding of digital signal processing (DSP) concepts and their hardware implementation.
  • Solid knowledge of compute architectures and interest in AI/ML acceleration on FPGA.
  • Hands-on experience with Xilinx (AMD) tools and platforms, especially Vivado and Zynq.
  • Experience with good digital design principles and practices for RTL design (VHDL/Verilog/SystemVerilog) and simulation workflows.
  • Familiarity with timing closure, synthesis, and place-and-route processes.
  • Comfortable working with hardware debugging tools and board bring-up procedures.
  • Experience with Siemens Questa simulation tools.
  • Experience with Git, GitHub and general principles of Continuous Integration process.
  • Experience with scripting and Linux environments.

Nice to Have

  • Experience with Xilinx Versal platforms.
  • Background in telecommunications systems.
  • Familiarity with Open RAN architecture and related protocols.
  • Experience with high-speed interfaces and data movement (e.g., Ethernet, PTP, SyncE JESD204).

Perks of working at Eridan

  • Work on new technology that will make a significant impact on global infrastructure
  • Ability to learn, develop, and advance within a flexible environment 
  • Collaborate with smart, passionate, and helpful co-workers 
  • Celebrate progress company-wide

Salary Range

Given our anticipated growth, we are open to hiring individuals with varying levels of experience to fill this role. Salary will be commensurate with job-related skills, experience and other relevant factors. The salary range for this role is between  €3,500 and €4,300 plus benefits.

Eridan is an equal opportunity employer. We value and celebrate diversity and are committed to creating an inclusive environment for all employees. Qualified applicants will be considered for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status.

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Where this role is based

Zagreb

Map of this location

Eridan headquarters

Mountain View, CA

Company size

20–100 employees

Founded

2013

Total raised

$90,800,000

View company profile ↗

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