IMS Technical Authority Expert
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About the Role
Grow with us About this opportunity: The IMS Technical Authority Expert is part of Managed Services deliveries in line with the Ericsson Operations Engine.
Key Skills for This Role
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Overview
Grow with us
About this opportunity:
The IMS Technical Authority Expert is part of Managed Services deliveries in line with the Ericsson Operations Engine.
The role is responsible for providing technology leadership, governance, expertise, and operational support across the full lifecycle of Create, Sustain, and Evolve within the IMS (IP Multimedia Subsystem) domain.
The role acts as the highest level of technical authority for IMS solutions, ensuring architectures, configurations, integrations, and operational activities align with Ericsson standards, customer requirements, and industry best practices.
The position supports network delivery, operations, automation initiatives, customer experience improvements, and critical incident management while ensuring service availability, scalability, security, and SLA compliance.
Ims Technical Authority & Governance
- Provide Technical Authority (TA) leadership for the IMS domain across design, delivery, operations, and evolution.
- Govern IMS solutions to ensure architectures, configurations, and changes comply with standards and best practices.
- Review and guide IMS designs, upgrades, integrations, and implementations across CSCFs, SBCs, TAS, HSS/UDM, PCRF/PCF, and ENUM.
- Support delivery and change activities through technical risk, impact, and fallback assessments.
Incident & Problem Management
- Serve as the highest technical escalation point for complex IMS incidents, degradations, and failures.
- Support incident resolution, troubleshooting, degradation analysis, and escalation coordination.
- Coordinate with vendors, partners, field services, and SNOC teams during incidents and operations.
- Conduct root-cause analysis and implement corrective/preventive actions.
Customer Experience & Service Improvement
- Lead customer experience improvements through KPI analysis and operational insights.
- Support Customer Experience Management activities including S-KPI/R-KPI analysis and improvement implementation.
- Manage lifecycle-based use cases including design, build, testing, and operations.
- Ensure IMS solutions meet availability, scalability, redundancy, security, and SLA requirements.
Change Management & Service Fulfillment
- Support Change Introduction and Business Requirement impact analysis.
- Support complex change execution and fallback decision-making.
- Handle service fulfillment activities including software updates, feature implementation, standard changes, and asset/configuration management.
- Assess software update impacts and define implementation procedures.
- Support end-to-end service requests including planning, testing, execution, reporting, and logging.
System Administration & Operations Support
- Perform system administration and maintenance including database maintenance, server/application interconnections, and user access management.
- Define KPI reporting, event correlation, and filtering mechanisms.
Analytics & Automation
- Support IMS analytics and automation initiatives.
- Identify automation opportunities and collaborate on automation use cases.
- Prepare Methods of Procedure (MOPs) for automation implementation.
- Analyze operational trends to proactively detect failures and support restoration activities.
Technical Competencies
- Strong experience in IMS architecture and protocols including SIP, Diameter, RTP, and HTTP/REST.
- Hands-on experience with IMS core elements including CSCFs, SBCs, TAS, HSS/UDM, ENUM, PCRF/PCF.
- Strong experience supporting VoLTE, VoWiFi, and IMS-based services at scale.
- Proven expertise in design reviews, change impact analysis, troubleshooting, and failure root-cause analysis.
- Good understanding of high availability, redundancy, and capacity planning for IMS networks.
- Solid knowledge of GSM, WCDMA, LTE, and 5G network architecture and signaling.
- Strong understanding of Mobile Core networks, call control, signaling, digit analysis, and telecom call flows.
- Good understanding of Machine Learning, Artificial Intelligence, Cloud technologies, and scripting.
- Understanding of analytics, automation frameworks, and telecom operations processes.
- Experience working with vendors, network delivery, operations, and SNOC teams.
Qualification & Experience
- Degree in Engineering, Telecommunications, Computer Science, Electronics, or equivalent.
- 5–10 years of experience within the telecom industry.
- Strong expertise in IMS technologies and telecom core network operations.
- Experience within Managed Services and telecom operational environments preferred.
Behavioral Competencies
- Strong leadership and cross-functional coordination skills.
- Excellent communication and stakeholder management capabilities.
- Strong analytical, troubleshooting, and problem-solving skills.
- Proactive and results-oriented mindset.
- Ability to work effectively under pressure in critical operational environments.
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.
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