Senior Mobile Network Engineer

2 weeks ago

Bengaluru, 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 ResponsibilitiesManage and optimize elements of our LTE/UMTS core network , including SGSN, GGSN, PGW, SGW, and HSSLead IREG testing and ensure successful roaming connectivity with global operatorsTroubleshoot and resolve issues related to SS7 , Diameter , SMPP , and SIP signaling protocolsDesign and implement interconnects with signaling, messaging, and roaming partners worldwideCollaborate with vendors (e.g., Ericsson , Cisco ) to develop and deploy new network features and hardware/software componentsDefine network requirements and test procedures for onboarding new operators and partnersAct as a technical lead for RFPs, vendor evaluations, and network-side project managementWork cross-functionally with product, sales, finance, and legal teams to align network capabilities with business goalsRequired Skills & Experience5–10 years of experience in mobile network engineering, preferably in roaming and international connectivityStrong understanding of LTE/UMTS architecture , including EPC and IMS componentsHands-on experience with:IREG testing and roaming partner onboardingSS7 , Diameter , SMPP , SIP , and GTP-C/U protocolsNetwork troubleshooting tools (e.g., Wireshark, NetAct, TEMS)eSIM technologies , SIM provisioning, and OTA platformsFamiliarity with network security , QoS , and fault isolationExperience working with international mobile operators , MVNOs , and sponsored roaming modelsAbility to draft and review network specifications , technical RFPs , and vendor proposalsStrong documentation and communication skills for cross-functional collaborationWhy Join GigSky?Work on cutting-edge global connectivity platformsCollaborate with top-tier vendors and international operatorsCompetitive compensation and benefitsOpportunity to lead technical innovation in mobile dataLocation : Bangalore, IndiaApply Now or connect with us to learn more

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