Trainer– Networking, RF & SD-WAN Technologies

Role Title: Trainer– Networking, RF & SD-WAN Technologies

Location: Poland

Language Requirements

• Trainer should have a multilingual profile

• English at a B2 level

• Fluent proficiency (B2, C1/C2 level) in the following languages is required:

• German/ French/ Spanish

Experience Required: 5–7 Years

Role Overview

We are looking for a highly skilled Technical Trainer with strong expertise in RF fundamentals, routing protocols, SD-WAN/SD-Branch architecture, and enterprise troubleshooting methodologies. The candidate will be responsible for delivering technical training programs, mentoring engineers, conducting hands-on troubleshooting workshops, and enabling operational excellence across networking and wireless technologies.

Key Responsibilities

• Deliver instructor-led training sessions for RF/Wireless technologies, Enterprise Routing & Switching, SD-WAN & SD-Branch.

• Conduct technical bootcamps, workshops, and lab-based sessions.

• Create technical training materials, troubleshooting guides, and knowledge documents.

• Mentor L1/L2/L3 engineers on advanced troubleshooting scenarios.

• Perform technical assessments and evaluate engineer readiness.

Core Technical Requirements

RF & Wireless Expertise

• Strong understanding of RF fundamentals and propagation behavior.

• Experience with 2.4 GHz, 5 GHz, and 6 GHz frequency bands.

• Knowledge of SNR, RSSI, attenuation, multipath, DFS channels, antenna gain, and EIRP.

• Understanding of wireless roaming technologies including 802.11r/k/v.

• Experience in wireless troubleshooting and high-density deployments.

Routing & Networking Expertise

• Strong understanding of BGP and OSPF routing protocols.

• Knowledge of route redistribution, convergence, failover, and summarization.

• Experience with SD-WAN and SD-Branch technologies.

• Strong understanding of Underlay and Overlay architectures.

• Knowledge of orchestration modes, traffic steering, VPN overlays, and WAN resiliency.
  

TCP/IP & Protocol Analysis

• Strong understanding of OSI Layer encapsulation and decapsulation.

• Knowledge of Ethernet, VLAN, TCP, UDP, IPv4, and IPv6 headers.

• Strong packet analysis skills using Wireshark.

• Ability to troubleshoot packet loss, latency, retransmissions, and session establishment.

Troubleshooting Expertise

• Root Cause Analysis (RCA)

• Production issue troubleshooting and escalation management.

• Lab replication and bug identification.

• Customer communication during outages and critical incidents.
  

Preferred Experience

• ISP operational experience.

• TAC support experience.

• Exposure to Aruba, Cisco, Juniper, or similar enterprise technologies.

Preferred Certifications

• CCNP / CCIE

• Aruba Certifications

• CWNA / CWSP / CWAP

• SD-WAN Certifications
  

Soft Skills

• Excellent troubleshooting and mentoring skills.

• Strong communication and documentation ability.

• Customer-focused problem-solving mindset