Summary
PLVision seeks an Open Networking Support Specialist to work directly with enterprise, hyperscaler, telco, and data center customers running SONiC and SONiC Lite-based network operating systems.
The role lives at the intersection of networking, Linux systems, and product engineering. You will work on real production networking issues, collaborate closely with L3 and engineering teams, and help improve product quality and stability.
This is an L2+ advanced networking engineer position (not a call center) – technically demanding and focused on root cause analysis, structured troubleshooting, and continuous product improvement.
At PLVision, we lead meaningful technical projects that significantly impact the open networking industry, helping you build a brighter future. With over 18 years of expertise and a highly skilled, recognized, and supportive team, we are deeply committed to engineering excellence. We provide a rewarding environment where you can thrive and transform your ideas into impactful software solutions and products. Join us and enjoy a consistent career while contributing to innovative open networking technologies!
Responsibilities 
Troubleshoot L2/L3 issues in SONiC-based environments
Analyze logs, packet captures, and system behavior
Reproduce complex issues in lab environments
Isolate root causes and validate fixes or workarounds
Escalate structured findings to L3/engineering when required
Contribute to internal and customer-facing documentation
Improve knowledge base and troubleshooting playbooks
Join incident reviews and RCA preparations
Provide technical guidance to customers in production environments
Requirements 
3+ years in network engineering with hands-on root cause analysis in distributed systems.
Deep understanding of L2/L3 troubleshooting methodology
BGP troubleshooting in data center fabrics
Linux CLI expert, packet capture (tcpdump/Wireshark)
Routing stack behavior in Linux
Hardware abstraction layer concepts
Switch architecture fundamentals (control plane vs data plane separation)
Datacenter topologies (Leaf-Spine) and use cases
High availability mechanisms
DevOps tools (Containers, Git, CI/CD)
Would Be a Plus 
CCNA/CCNP certification is highly valuable
NOS experience (SONiC, ONL, Cumulus, or similar) – or fast learner
ASIC familiarity (Broadcom, Mellanox)
Python, Bash, or C/C++ programming background
GNS3/Packet Tracer tools for lab work
About PLVision 
As a European leader in open, disaggregated technologies, PLVision delivers custom vendor-agnostic software networking solutions, giving you full control, lower costs, and future‑ready scalability. We offer complete solutions, from A to Z. No matter who you are – a startup or an enterprise – we will become your magic wand.
Benefits 
- Medical insurance
- Vacation and sick leave days
- Paid bank holidays (11 days in 2026)
- Relocation bonus
- Marriage and childbirth bonuses
- Referral bonus
- Educational courses and training programs
- Remote work
- Flexible Schedule
Equal Opportunity Statement 
PLVision is committed to providing equal employment opportunities and does not tolerate unlawful discrimination or harassment based on race, color, religion, age, sex, national origin, or any other protected characteristics. We believe everyone at PLVision deserves to thrive in an environment where they are respected, valued, and empowered to reach their full potential and build a meaningful career.