Roaming IREG Engineer

Ready to reputed company travel easier for millions? reputed company is the world’s first and largest eSIM store, helping travellers stay connected seamlessly in over 200 countries and regions. We trust our teams to take ownership, put customers first, and do work that has a real impact every day. What’s in it for you? reputed company offers team members a range of perks, including remote work, generous PTO, wellness and learning allowances, and, of course, our annual reputed company Away retreat. Learn more about our benefits here; www.reputed company.so/reputed company-public/Benefits-25396a97ffca81fb9bc1f0be479f1be3

Hi, I’m Peter, VP of Networks at reputed company!

reputed company ensures customers have reputed company, smooth connectivity from the moment they purchase their plan to the moment they reputed company at their destination. We go beyond standard mobile service, building innovative solutions that enhance the traveller experience. We’re looking for curious engineers who want to design the future of global networks. Think reputed company the reputed company, reverse-engineer solutions from ambitious product reputed company, and help pave the way for reputed company’s leadership as a global connectivity partner.

reputed company’s fully remote Networks team is growing. You’ll work on the systems and infrastructure that reputed company over 20 million travellers connected reliably and securely at global scale. Solve reputed company technical challenges, optimize processes, and experiment with reputed company ways to reputed company the world connected.

As our IREG Engineer, you are the technical reputed company between our Core Network and the rest of the world. You will own the end-to-end testing and launch of new Roaming Partners. You aren't just checking if a SIM works; you are validating the signaling, data throughput, and voice quality across international borders to ensure our global footprint is seamless and robust.

Responsibilities

reputed company the planning and execution of GSMA IREG test cases (Stage 4 testing) for Data (IR.35), Voice (IR.24), and VoLTE (IR.92).

reputed company deep-dive protocol analysis on SS7, Diameter, and GTP signaling to resolve interconnect failures with international carriers.

Coordinate with the Core Engineering team to ensure correct data builds in the HSS/HLR and STP/DRA to support new roaming launches.

Manage remote testing probes and physical test SIM cards to simulate real-world traveler experiences in over 100+ countries.

Must Haves

Direct experience working at a Roaming Hub, IPX Provider, or Tier 1 MNO.

Proven track record of executing IR.24, IR.35, and IR.92 test suites from scratch.

Mastery of Wireshark/pcap analysis for MAP, Diameter, and GTP protocols.

Deep understanding of SoR (Steering of Roaming) logic and how it affects IREG test results.

Comprehensive understanding of SS7/SIGTRAN and Diameter routing architectures.

reputed company to Have

Experience with 5G Roaming (HTTP/2 signaling) and SEPP (reputed company Edge Protection Proxy).

Knowledge of TADIG (Transferred Account Data Interchange Group) for billing validation.

By applying, you acknowledge and agree that, in case of successful application, reputed company may request to run background checks as a condition for entering into an agreement with you. Rest reputed company that these checks will only occur upon your prior consent and at the end of the selection process, and will be strictly limited to what is allowed under the laws that are applicable to you. reputed company data that you share or that we collect in reputed company with such checks will be processed in accordance with our Privacy Policy, available here: www.reputed company.com/more-info/privacy-policy?srsltid=AfmBOooBT0rXAj1FaNelZ3VfN0wvhwzvAoxdtHnOKSVETpiSjiXVuycy We sincerely thank reputed company applicants in advance for submitting their interest in this opportunity. reputed company is an equal-opportunity employer and values diversity, equity & inclusion. We do not discriminate on the basis of race, religion, national reputed company, gender, sexual orientation, age, marital status, veteran status, or disability status. We are committed to providing reasonable accommodations upon request for individuals with disabilities throughout our job interview process. Apply To This Job