Solution Engineer (Open RAN)

Eridan

$130K — $160K *
Telecommunications & Hardware
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • BS in Electrical Engineering, Computer Science/Computer Engineering, Telecommunications, or equivalent experience.
  • 5+ years in telecommunication, network, or systems engineering.
  • Fluency in Linux and command line operations.
  • Solid understanding of RAN architecture, particularly Open RAN.
  • Excellent debugging skills across RAN layers (L1, L2, L3).
  • Knowledge of networking fundamentals, including VLAN tagging and routing.
  • Working knowledge of 5G NR concepts.

Responsibilities

  • Manage partner integration projects from start to finish.
  • Communicate directly with partner engineers to explain requirements and drive debugging.
  • Validate end-to-end system and network performance in lab and field environments.
  • Integrate new features and software into existing systems.
  • Utilize various debugging tools for testing and validation.
  • Conduct controlled and repeatable integration validation and field testing.

Benefits

  • Work on impactful new technologies in global infrastructure.
  • Opportunities for learning, development, and advancement.
  • Collaborate with knowledgeable and engaged colleagues.
  • Company-wide celebration of progress.
  • Pre-IPO equity offerings.
  • 401K plan with automatic matching contributions.
  • Health, vision, and dental insurance.
Full Job Description
About this Job

We're looking for a Solution Engineer to join our Solutions team and own integrations between partner CU/DU stacks and Eridan's RU. You'll be the technical face of Eridan to our integration partners: explaining requirements, configuring and debugging systems, and validating that end-to-end performance is optimal - from the CU all the way down to the radio. This is not a coding role; it's a systems role for someone who understands how every part of a disaggregated RAN works well enough to make them all talk to each other.

You'll split your time roughly 85% in our lab and 15% in the field, with the opportunity to travel to partner and customer sites, including internationally.

What You'll Do
  • Manage partner integration projects autonomously, end to end - from first technical exchange to confirming the integration is complete and optimal.
  • Communicate directly with partner engineers: explain technical requirements, drive debugging, and keep projects moving.
  • Validate end-to-end system and network performance (core 12 CU 12 DU 12 RU 12 UE) against RF and network parameters, in the lab and in the field.
  • Validate new RU software releases against integrated end-to-end systems.
  • Integrate new features into end-to-end systems: new software versions, new devices on the network, and new radio variants (e.g., 4T4R, 100 MHz).
  • Work with different debugging tools, from Keysight RF testing tools to Viavi emulators and Wireshark.
  • Debug across Linux systems, network switching and fronthaul, and RAN configuration layers.
  • Conduct integration validation and field testing - controlled, repeatable measurement campaigns.

What You Bring
  • BS in Electrical Engineering, Computer Science/Computer Engineering, Telecommunications, or equivalent experience.
  • 5+ years in telecommunication, network, or systems engineering (we'll consider 3+ years with strong RAN experience).
  • Fluency in Linux and the command line: navigating systems, editing configuration files, reading logs.
  • Solid understanding of RAN architecture - specifically Open RAN and disaggregated CU/DU/RU systems.
  • Solid debugging skills in all different RAN layers (L1, L2, L3).
  • Networking fundamentals: VLAN tagging, interface debugging, routing.
  • Working knowledge of 5G NR concepts: PRBs, channel bandwidth, TDD patterns, and how they affect system behavior.
  • Excellent written communication and the ability to run a project with external partners.
  • A hands-on, roll-up-your-sleeves mindset - lab work, moving equipment, and outdoor field testing are part of the job.

Nice to Have
  • O-RAN 7.2a fronthaul split / lower-layer split interface experience; physical-layer familiarity.
  • RF background.
  • Customer-facing experience.
  • Experience with Kubernetes, Docker, etc.
  • Experience with test tools such as Wireshark, QualiPoc, Keysight, XCAL/XCAP, QXDM, etc.
  • Python scripting.
  • MS in Telecommunications.
  • Ability to travel internationally (Europe and Asia).

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
  • Pre-IPO equity
  • 401K with automatic match
  • Health, Vision and Dental insurance

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 base salary range for the primary location of this role is between $130,000 and $160,000 plus stock options and benefits.

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