Full-timeTech & engineering· Posted 15 Sept

Senior Engineer (Mobile Core Operations)

StarHubFrom company site

Salary

Not stated by the company

When

Full-time hours

Where

Singapore

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Start: Not stated
Work mode: On-site
Experience: Experienced

About the role

This role supports the operation and administration of 4G and 5G mobile core nodes, including SMSC, SMSGW, MNP, STP, SMSF and VAS services, to keep the network running smoothly. It suits an experienced engineer with a telecoms or networking background who is comfortable with core network protocols and security work.

What you'll do

Provide operation and administration support for 4G and 5G mobile core nodes covering SMSC, SMSGW, MNP, STP, SMSF and VAS services
Carry out system maintenance such as release upgrades and patch installation to improve performance
Develop and review operations processes and keep operational documents up to date
Perform security hardening, vulnerability assessment and apply fixes or process changes to reduce security risks

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Monitor network service KPIs and alarms proactively and analyse performance to maintain service quality

Troubleshoot local and roaming SMS issues and support roaming partner testing

Liaise with content providers on connectivity and related matters

Good to know

Late night maintenance windows are required for release upgrades, software patches and project cutovers

Requirements

Relevant qualification in Electronics, Communications, Networking or equivalent
Good technical knowledge of 4G and 5G mobile core networks, service and call flows, and protocols such as SS7, Sigtran, Diameter and SIP
Able to troubleshoot network services end to end
Working knowledge of network and application security
Basic knowledge of IP switching and routing protocols
Basic programming and scripting skills

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Senior Engineer (Mobile Core Operations)

About the role

What you'll do

Good to know

Requirements

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