Senior Engineer

Starhub

5-7 Years

Singapore

Early Applicant

Posted 2 months ago
Be among the first 10 applicants

Job Description

Job Description

Purpose:

Provide technical and operational support for 4G/5G Mobile Core nodes (nTAS/MSS/SBC/CFX/HSS/HLR/OneNDS/UDM/AUSF/FW) and International Roaming related service support.

Responsibilities:

Perform daily operation and administration of 4G/5G Mobile Core nodes (nTAS/MSS/SBC/CFX/HSS/HLR/OneNDS/UDM/AUSF/FW) and ensure smooth network operation.
Carry out system maintenance activities eg patch installation to improve system performance, system release upgrade.
Develop and review system operations processes, update network and operational documents to ensure operation effectiveness.
Perform system security hardening, vulnerability assessment, and implement the necessary corrections/ processes to mitigate security risks.
Perform proactive monitoring of network service KPIs/ alarms and performance analysis to ensure service quality level.
Perform service troubleshooting and testing with local service providers and overseas roaming partners.

Qualifications

Requirements:

Degree in Electronics/ Communications/ Networking or equivalent
5 years exeprience in Telco sector
Good technical knowledge of Mobile 4G/ 5G Core network and related service/ call flows and associated protocols (IMS/VoLTE/SS7/Sigtran/Diameter/SIP/SCTP)
Ability to perform end-to-end network service troubleshooting
Working knowledge of VoLTE roaming and IREG related testing
Working knowledge of Network and Application Securities
Working knowledge of IP switching and routing protocols
Working knowledge of Linux and VM
Basic proficiency in programming and scripting skills
Willing to perform late night maintenance during maintenance window period for release/ upgrade/ software patch installation and project cutover

More Info

Job Type:

Industry:

Function:

Employment Type:

About Company

Starhub

Job ID: 145255113

Jobs by Skill - IT

Jobs by Skill - Non IT

International Jobs

Jobs in Top Cities

Popular Jobs

Last Updated: 07-07-2026 08:08:50 PM

Homejobs in SingaporeSenior Engineer

Similar Jobs

Software Senior Engineer - AI Infra and Platform Engineer

Dell Technologies Capital

4-6 yrs

Singapore

Skills:

container , Unix, Logging, Prometheus, Ldap, Windows, Grafana, Teamcity, Python, AWS, virtualization, Ssh, Jenkins, Git, Shell Scripts, Gcp, Linux, Ansible, Rest Apis, Azure, Kubernetes, Go, alerting, remote access, AI-assisted development tools, Active Directory, Monitoring, cloud environments, microservices architecture

Senior/ Engineer Test Product Engineering

united test and assembly center ltd

3-6 yrs

SGD 3,800 - 6,800 per month

Singapore

Skills:

semiconductor test processes, ATE equipment, test programming, ATE test methodology

Senior Engineer, Failure Analysis, NTI

Micron Technology

5-7 yrs

Singapore

Skills:

Javascript, C, Linux, Windows, Python, statistic software, Jmp

Senior Engineer, Unix / Linux System

Ncs

5-7 yrs

Singapore

Skills:

oracle linux , Network - Routing and Switching, Microsoft Active Directory, Linux, Red Hat Enterprise Linux, Windows Server 2019, Red Hat OpenShift

Senior Engineer, Security & Observability Platform - A26270

Activate Interactive

5-7 yrs

Singapore

Skills:

Metrics scraping and alerting ecosystems, SIEM operations and detection engineering, Telemetry collection frameworks and instrumentation standards, SOAR or automation orchestration platform, Log collection and routing architectures, Detection rules or correlation logic for security monitoring, Linux systems fundamentals, Supply chain security concepts, Columnar or analytical databases for log trace event storage, Production experience deploying and operating on Kubernetes or equivalent container orchestration platforms, Container security scanning and software composition analysis tooling