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.
What happens once you apply? Click Here to find all you need to know about what our typical hiring process looks like.Encouraging a diverse and inclusive organization is core to our values at Ericsson, that's why we champion it in everything we do. We truly believe that by collaborating with people with different experiences we drive innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realize their full potential as part of our Ericsson team. Ericsson is proud to be an Equal Opportunity Employer. learn more.
Primary country and city: Australia (AU) || Sydney
Req ID: 788220
Skills Required
- 15+ years experience in telecom Value Added Services (VAS) or related network services supporting large-scale carrier-grade environments
- Hands-on experience with telecom VAS platforms: SMSC, MMSC, OCS, IN, IVR, API Gateway, Voicemail, Roaming, eSIM, IoT
- OS administration skills in Linux/Unix environments
- Experience supporting multi-vendor VAS platforms (Ericsson, Nokia, Mavenir, Mobileum, Ribbon, Agnity, Apigee, Movius, NVP)
- Troubleshooting telecom protocols and interfaces: SIP, SMPP, SS7, Diameter, HTTP/HTTPS, REST APIs
- Experience with Incident, Problem, Change, Major Incident Management, RCA, and executing Method of Procedure (MOP) documents
- Ability to perform maintenance, software upgrades, patching, configuration changes, capacity monitoring and performance optimization
What the Team is Saying
.png)
.png)
Ericsson Compensation & Benefits Highlights
-
Healthcare Strength — Health coverage options are described as broad, with multiple medical plan choices (often three) plus dental and mental health resources. U.S. materials also reference PPO and HDHP options, and some teams contribute to HSAs.
-
Retirement Support — U.S. postings outline a 401(k) with an automatic 3% company contribution plus matching that reaches 4% when employees contribute 5%. This combination is repeatedly listed in role postings and characterized as strong for the sector.
-
Parental & Family Support — U.S. job descriptions frequently cite up to 16 weeks paid maternity leave and 6 weeks paid parental/adoption leave at 100% pay. These benefits are positioned as exceeding many U.S. corporate policies.
Ericsson Insights
What We Do
Ericsson builds the digital connectivity the world relies on. Our technology underpins the mobile networks, platforms, and systems that billions of people, businesses, and societies depend on every day. We are a global leader in communications technology, delivering mobile network infrastructure, cloud software, and wireless connectivity solutions for service providers and enterprises worldwide. Our networks support connectivity across 180+ countries, helping power everyday communication as well as critical digital services at global scale. Connectivity has evolved far beyond consumer mobile use. Today, nearly 80% of the world’s population accesses the internet via mobile networks, and Ericsson is helping shape what comes next. We are advancing 5G and 5G Advanced, developing network APIs that open connectivity to the global developer ecosystem, and applying automation and AI to make networks more intelligent, efficient, and resilient. Ericsson was the first company to launch live 5G networks on five continents, and our 5G platform is now commercially live in 150+ networks across 60+ countries. We also support more than 36,000 enterprise customers, enabling secure, high-performance connectivity for industries such as manufacturing, aviation, logistics, utilities, and public safety, where reliability and performance are mission critical. Innovation is central to how we work. Ericsson has approximately 28,000 employees in research and development, backed by one of the strongest intellectual property portfolios in the industry with 60,000+ granted patents. Our engineers, researchers, and technologists work across 100+ global R&D sites, helping define how networks evolve and how digital infrastructure is built for the long term. As the world moves toward a mobile-first, AI-powered, and cloud-driven future, connectivity becomes the foundation for digital transformation across every industry. Ericsson is building that foundation, shaping the future of digital connectivity through technology that operates at global scale and supports real-world impact, today and for what comes next.
Why Work With Us
Ericsson is a place for people who want to work on technology that powers everyday life. You’ll contribute to large-scale systems used every day, tackle complex challenges in live environments, and keep developing your skills and career in your own vision.
Gallery
Ericsson Offices
Hybrid Workspace
Employees engage in a combination of remote and on-site work.
Ericsson adopts a hybrid work model globally because we know balance matters. Sometimes things are better in real life. Other times we can be more productive at home. Our hybrid approach gives you the best of both worlds.
