MC Core Cloud Specialist VAS

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About this opportunity

Ericsson is seeking a highly skilled MS Core Cloud Specialist - VAS to join our team in Sydney, NSW. This role focuses on multi-vendor VAS platforms including messaging, charging, roaming, API gateway, voicemail, eSIM, and IoT services, supporting mission-critical value-added services for Australian customers.

What you will do

• Provide L2 operational support for VAS platforms, ensuring high availability and service continuity

• Perform advanced troubleshooting and fault isolation for application, platform, and network-related incidents

• Restore services within agreed SLA/OLA targets by identifying and resolving technical issues

• Analyze application, system, and network logs to determine root cause and implement corrective actions

• Execute planned maintenance, software upgrades, patching, and configuration changes as per approved Change Requests

• Prepare, review, and execute Method of Procedure (MOP) documents, including rollback and validation activities

• Perform preventive health checks, capacity monitoring, and performance optimization of VAS platforms

• Support Incident, Problem, Change, and Major Incident Management processes in line with best practices

• Perform Root Cause Analysis (RCA) for recurring or critical incidents and recommend permanent fixes

• Coordinate with L1 Operations, L3 Engineering, OEM vendors, and customer teams for issue resolution

• Support platform administration including application services, interfaces, databases, certificates, and system configurations

• Troubleshoot telecom protocols and interfaces such as SIP, SMPP, SS7, Diameter, HTTP/HTTPS, and REST APIs

• Validate service functionality after maintenance activities and ensure successful post-implementation verification

• Monitor platform performance, identify potential risks, and proactively mitigate service-impacting issues

• Support Disaster Recovery (DR), Business Continuity (BCP), backup, and restoration activities

• Develop and maintain technical documentation, SOPs, knowledge articles, and operational runbooks

• Drive automation and process improvement initiatives to enhance operational efficiency and reduce manual effort

• Participate in technical bridge calls, customer meetings, and OEM discussions during critical incidents and planned activities

• Ensure compliance with security policies, operational standards, and audit requirements

• Provide technical guidance and knowledge transfer to L1 teams while mentoring junior engineers

• Support multi-vendor VAS platforms including Ericsson, Nokia, Mavenir, Mobileum, Ribbon, Agnity, Apigee, Movius, and NVP technologies

• Ensure accurate incident documentation, timely stakeholder communication, and adherence to Ericsson Managed Services operational processes

You will bring

Education and experience

• Experience: 15+ years in telecom Value Added Services (VAS) or related network services, supporting large-scale carrier-grade environments

Mandatory technical skills

• Strong hands-on experience with telecom VAS platforms: SMSC, MMSC, OCS, IN, IVR, API Gateway, Voicemail, Roaming, eSIM, IoT

• Solid OS administration skills in Linux / Unix environments

• Experience supporting multi-vendor VAS platforms including Ericsson, Nokia, Mavenir, Mobileum, Ribbon, Agnity, Apigee, Movius, and NVP

Why join Ericsson?At Ericsson, you´ll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of what´s possible. To build solutions never seen before to some of the world's toughest problems. You´ll be challenged, but you won't be alone. You´ll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.

Primary country and city: Australia (AU) || Sydney

Req ID: 788220