Senior Mobile Network Engineer

6 days 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 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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