IMS Core Architect

2 days ago

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OXIO

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The top Telecom-as-a-Service Platform in the world

mobile data • telecom • connectivity • IoT • business intelligence

51 - 200

Description

• OXIO is the world’s first telecom-as-a-service (TaaS) platform. • We are democratizing telecom and making it easily accessible for brands and enterprises to fully own and operate proprietary mobile networks designed to support their own customers needs. • Our TaaS solution combines multiple existing networks into one single platform that can be seamlessly managed in the cloud as a modern SaaS offering. • And it gets better - with full network access comes unparalleled business intelligence and insights to help enterprises better understand customer and machine (M2M) behavior. • With a continuous focus on innovation, any company can build a powerful telecom presence with OXIO, and in addition help them glean unique customer insights like never before. • The IMS/VoLTE Integration Engineer will analyze, prepare, implement and verify the configuration and integration of a node, network and/or system. • Your scope of work could include the scenarios of introduction, upgrade expansion, functionality and capacity. • Your work will in part form our customer legacy.

Requirements

• Holding a Bachelor's Degree in Telecommunication or Computer Science (post-graduate studies are a bonus) and 10+ years core telecommunications network experience • Working knowledge of telecom networks like 2G, 2.5G, 3G and LTE (MME, SGW, PGW, and MME) • Great Conceptual understanding of IMS evolution and trends - IMS Subsystems, functionalities and IMS services call flows. • Great knowledge of IMS network topology (their various interfaces), Core IMS Parameters and Features • Worked on different type of Core Nodes, CSFB, IMS (P-CSCF, I-CSCF, S-CSCF, MTAS, HSS, CUDB, MGCF, etc.) • Experience with SS7, ISUP, BICC, SIP, H248, Diameter signaling & protocols configuration change IMS based services is necessary • Operation and maintenance of IMS platforms for Alarms, faults/abnormal conditions handling, Analysis of traces, High troubleshooting skills, system backup/restore from backup files, Fault Diagnostics, Preventive Maintenance & upgrades of IMS nodes • Configuration preparation & implementation for configuration changes requests for IMS nodes and Integration for all nodes (S-CSCF, I-CSCF, MTAS, HSS, CUDB, etc.) as well • Hands on with sniffers, Wireshark and testing tools in advanced mode • Hands on with Linux/Unix based systems (you can find your way around a linux shell) • Understanding of 3GPP, ITU-T and ANSI standards • Understanding of roaming agreements and IR.21, including IREG testing • VoLTE Troubleshooting and call trace analysis • Strong writing and documentation skills are needed to develop reports • Adaptability and responding to change • Be able to work under pressure • You are fluent in English (written and spoken) • Ready to work on morning/afternoon shifts • Good interaction with external customers and internal teams

Benefits

• Competitive salary and stock option incentive program • Company contribution towards comprehensive benefit packages • Flexible work arrangements • Company sponsored team-lunches and company retreats • International organization that enables you to work across boundaries, travel to different locations and enjoy the dynamics of a rapidly growing startup • The opportunity to work with a talented and supportive team • A diverse and inclusive team