Senior Mobile Core Architect

Oxio Technologies Inc.

Job Overview

Location

Remote

Job Type

Full-time

Full Job Description

📋 Description

• Senior Mobile Core Architect responsible for designing, configuring, and maintaining Oxio’s cloud-based mobile core platform that enables enterprises to own and operate proprietary mobile networks as a Telecom-as-a-Service (TaaS) solution.
• Day-to-day responsibilities include configuring core network elements (STPs, DRAs, HLR/HSS, SMSC, SGSN, GGSN/PGW, SBC), building and using dashboards for issue detection, managing incident communications, driving telecom interconnection with providers, performing maintenance and security audits, conducting Wireshark tracing for debugging, and participating in on-call rotations.
• Oxio Technologies Inc. is a Forbes-recognized Best Start-Up Employer (2023) pioneering telecom-as-a-service to democratize mobile network access for brands and enterprises, enabling them to leverage cloud-managed telecom infrastructure and gain deep customer and machine-to-machine (M2M) insights.
• In this role, you will deepen expertise in legacy and modern IP protocols, gain hands-on experience with cloud architecture, and contribute to scalable, secure mobile network solutions that power enterprise-grade TaaS offerings.

🎯 Requirements

• At least 10 years’ experience in the core network domain with mobile networks
• BSc degree in Telecommunication or Computer Science (post-graduate studies a bonus)
• 10+ years of experience with SS7, Sigtran, Diameter, Packet Switched (GGSN/PGW, GTP, GRX, IPX, etc.)
• Hands-on experience with Wireshark and Linux/Unix based systems
• Understanding of 3GPP, ITU-T and ANSI standards, roaming agreements, IR.21, IREG testing, and Online Charging System (OCS) and CAMEL in billing and call control
• Fluency in English (written and spoken), ability to work under pressure, and readiness for morning/afternoon shifts

🏖️ Benefits

• Opportunity to work at a Forbes-recognized Best Start-Up Employer (2023)
• Fully remote work arrangement
• Chance to shape and innovate within a pioneering Telecom-as-a-Service (TaaS) platform
• Exposure to cutting-edge mobile core technologies and global telecom standards
• Inclusive, diverse, and equitable workplace committed to equal opportunity and accessibility

Skills & Technologies

Python

Linux

Mobile

Senior

Remote

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Oxio Technologies Inc.

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About Oxio Technologies Inc.

Oxio Technologies Inc. is a Canadian telecommunications company that provides cloud-based connectivity infrastructure, enabling brands and enterprises to launch and manage white-label mobile services. Its platform bundles carrier relationships, billing, support and analytics into APIs, letting non-telcos offer cellular plans under their own brand. Founded in 2019 and headquartered in Montréal, Oxio operates across North America and partners with major networks to deliver flexible, digital-first mobile experiences without owning traditional telecom hardware.

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