Senior Mobile Network Engineer

3 days ago

New Delhi, India GigSky Full time

We're Hiring: Mobile Network Engineer – Bangalore, IndiaGigSky is redefining global mobile connectivity. Our patented eSIM technology enables seamless, on-demand data access across borders—powering everything from IoT devices and wearables to vehicles and aircraft systems. We eliminate roaming fees and deliver local connectivity through a global platform.We’re seeking a technically strong Mobile Network Engineer to join our Bangalore team and lead the development, integration, and optimization of our core network and roaming infrastructure. This is a hands-on engineering role with high-impact visibility across product, vendor, and operator ecosystems.️ Key Responsibilities- Manage and optimize elements of our LTE/UMTS core network, including SGSN, GGSN, PGW, SGW, and HSS - Lead IREG testing and ensure successful roaming connectivity with global operators - Troubleshoot and resolve issues related to SS7, Diameter, SMPP, and SIP signaling protocols - Design and implement interconnects with signaling, messaging, and roaming partners worldwide - Collaborate with vendors (e.g., Ericsson, Cisco) to develop and deploy new network features and hardware/software components - Define network requirements and test procedures for onboarding new operators and partners - Act as a technical lead for RFPs, vendor evaluations, and network-side project management - Work cross-functionally with product, sales, finance, and legal teams to align network capabilities with business goalsRequired Skills & Experience- 5–10 years of experience in mobile network engineering, preferably in roaming and international connectivity - Strong understanding of LTE/UMTS architecture, including EPC and IMS components - Hands-on experience with: - IREG testing and roaming partner onboarding - SS7, Diameter, SMPP, SIP, and GTP-C/U protocols - Network troubleshooting tools (e.g., Wireshark, NetAct, TEMS) - eSIM technologies, SIM provisioning, and OTA platforms - Familiarity with network security, QoS, and fault isolation - Experience working with international mobile operators, MVNOs, and sponsored roaming models - Ability to draft and review network specifications, technical RFPs, and vendor proposals - Strong documentation and communication skills for cross-functional collaborationWhy Join GigSky?- Work on cutting-edge global connectivity platforms - Collaborate with top-tier vendors and international operators - Competitive compensation and benefits - Opportunity to lead technical innovation in mobile dataLocation: Bangalore, IndiaApply Now or connect with us to learn more

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