Our client is seeking an experienced Senior Telecommunications Engineer to take ownership of proprietary telecommunications applications, with a strong focus on SMS and telco protocols. The successful candidate will ensure the availability, performance, and reliability of critical messaging services while collaborating with Mobile Network Operators (MNOs) and internal teams.

Key Responsibilities

Take ownership of proprietary telco applications, focusing on SMS and related protocols
Monitor, test, and validate application configurations to ensure optimal performance and reliability
Troubleshoot telco protocols using a structured and analytical approach
Ensure high service uptime and track service restoration in collaboration with MNOs
Coordinate with MNOs and internal teams across design, deployment, integration, and configuration phases
Execute change requests, including planning, rollout, validation, and testing
Adapt technical plans and propose alternative solutions based on operational needs
Perform additional related tasks as required

Requirements

Minimum of 4 years’ experience in a telecommunications engineering role
Strong command of English, both written and verbal
Ability to work independently and within a team with minimal supervision
Bachelor’s degree in Computer Science, IT, Engineering, or a related field (or equivalent experience)

Technical Skills

Strong experience with A2P/P2A gateways, SMSCs, and STPs
Proficiency in Linux SCTP and SMPP/SIP utilities and libraries
Experience with network tracing tools such as Wireshark
Solid understanding of telecom protocols and end-to-end message flows (SIGTRAN, MAP, SMPP, SIP)
Basic scripting skills (Bash, Python, or similar) for automation

Additional Assets

Experience with technologies such as RabbitMQ, Redis, PostgreSQL, MySQL, and Cisco/FortiGate networking equipment
Exposure to AI-assisted operations for monitoring, troubleshooting, and automation

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