Telecom Tester – RAN Traffic & Protocol Testing – Sweden

Ktwo; Stockholms kommun; On-site; SEK 650,000 - 900,000; Full time

Benefits offered by this job

Health insurance

Team-building activities

Visa sponsorship

Relocation support

Visa sponsorship

Relocation support

Job summary

A telecom services company in Sweden is seeking skilled Telecom Testers with strong experience in protocol-level testing and RAN traffic validation. The ideal candidates should have 8-10+ years of hands-on experience in telecom testing, working independently and managing test setups. With responsibilities including protocol analysis and troubleshooting, this role offers a supportive team environment and market-aligned salary, along with health benefits and relocation support.

Qualifications

• Strong understanding of telecom signaling at L1, L2, L3.
• Ability to analyze signaling traces and troubleshoot E2E connectivity.
• Strong documentation and communication skills.

Responsibilities

• Perform end-to-end RAN traffic testing, including RAN configuration.
• Analyze logs and troubleshoot RF and signaling issues.
• Collaborate with teams for ENI design validation.
• Handle test equipment and tools such as: Viavi, FsUE, LTE Sim, UCTool, C2RS, QXDM, Moshell, ICA, TGF, Ixia, Spectrum Analyzers, and Signal Generators
• Understand and test single-server gNodeB deployment along with RHOSP and CNIS integration
• Collaborate with other teams for ENI design validation and network component testing

Skills

Telecom testing

Protocol-level debugging

3GPP protocols

Signal analysis

RAN traffic validation

Tools

QXDM

Viavi

LTE Sim

Moshell

Spectrum Analyzers

QXDM

Moshell

ICA

TGF

Ixia

Spectrum Analyzers

Signal Generators

Job description

We are looking for skilled Telecom Testers with solid experience in protocol-level testing, RAN traffic validation, and telecom system integration. This role involves working hands‑on with end‑to‑end RAN testing, 3GPP protocol analysis, and using a wide array of telecom testing tools.

Candidates with more than 5 years of experience are welcome, though we strongly prefer profiles with 8–10+ years of deep, hands‑on experience in telecom testing and system validation. You should be able to work independently, manage test setups, and analyze complex signaling scenarios. Experience with 5G gNodeB setups and telecom infrastructure is highly valued.

Key Responsibilities

• Perform end‑to‑end RAN traffic testing, including RAN configuration and UE control
• Analyze logs and troubleshoot RF and signaling issues across L1/L2/L3 layers
• Interpret and validate 3GPP protocols for 4G/5G
• Handle test equipment and tools such as: Viavi, FsUE, LTE Sim, UCTool, C2RS, QXDM, Moshell, ICA, TGF, Ixia, Spectrum Analyzers, and Signal Generators
• Understand and test single‑server gNodeB deployment along with RHOSP and CNIS integration
• Collaborate with other teams for ENI design validation and network component testing

Requirements

• Minimum 5 years of experience in telecom system testing (preferably RAN/E2E)
• Preferred: 8–10+ years of hands‑on telecom testing experience, including protocol‑level debugging
• Strong understanding of 3GPP protocols and telecom signaling at L1, L2, L3
• Familiarity with testing tools like QXDM, Viavi, FsUE, Moshell, and similar
• Knowledge of gNodeB components, CNIS, and RHOSP setup
• Ability to analyze signaling traces and troubleshoot E2E connectivity
• Strong documentation and communication skills

What we offer

• Health insurance and wellness benefit.
• Regular team‑building activities and seasonal events
• A supportive, technically strong team environment
• Market‑aligned salary
• Visa sponsorship and full relocation support (If required)
• Assistance with visa extensions (If applicable)

WHY K TWO?

At K Two, our consultants are known for their strong technical and social competence, deep industry experience, responsiveness, and winning attitude. We value not just skilled developers, technicians, and team leads—but also true consultants who thrive on delivering value. We're in the business of assembling winners. Join us, and discover that working with and for K Two is more than just a job—it's a genuinely rewarding experience.

Sounds interesting? Apply Now

If you're a capable Telecom Tester who enjoys solving real‑world network challenges and working hands‑on with advanced telecom systems, we’d love to hear from you. Whether you're currently based in Sweden or planning an international move, we’re here to support you every step of the way—with visa sponsorship, relocation assistance, and a welcoming team environment.

Join us in shaping the future of telecom technology—apply today and become part of something rewarding.