About This OpportunityWe are hiring across multiple levels within our Fixed Line Core and IMS VOBB operations team - from skilled L2 Engineers to experienced Senior Engineers and strategic Team Leads. You will be part of a high-performing, multi-vendor network environment supporting critical voice, signaling, and IMS infrastructure across platforms from Ericsson, Nokia, Oracle, Ribbon, Tekelec, and Genband. Whether you are building your core network career or leading a team through technology transformation, this is a compelling opportunity to grow and make real impact in a technically rich, fast-evolving environment.
You Will Bring• 8-15+ years in telecom core network engineering and operations• 2+ years in a formal leadership or team management role• Expert-level knowledge of IMS, VoLTE, and 5GC core architecture• Deep understanding of signaling networks - DSR, STP, Diameter routing• Strong knowledge of legacy switching (DMS, CS2K) and migration strategies• Proven ability to lead multi-vendor telecom operations at scale• Strong stakeholder management, project management, and executive communication skills
What Will You Do• Lead and manage a team of engineers across all multi-vendor platforms - Tekelec, Ribbon, Oracle, Nokia, Genband, and Ericsson• Own end-to-end network availability, SLA adherence, and operational KPI delivery• Drive major incident management, escalation handling, and post-incident reviews• Define and improve operational processes, automation frameworks, and best practices• Plan and execute network expansions, IMS-to-5GC evolution programs, and TDM-to-VoIP/IMS migrations• Manage relationships with internal stakeholders, vendors, and customers• Lead budgeting, capacity forecasting, and long-term technology roadmap planning• Ensure compliance with security policies, audit requirements, and operational standards
Key Qualifications• Bachelor's or master's degree in Telecommunications, Computer Science, Electrical Engineering, or a related field• Relevant experience 8-15+ years (Team Lead)• Knowledge of core telecom protocols - SS7, SIGTRAN, SIP, Diameter, and RTP• Hands-on experience with multi-vendor platforms across Ericsson, Nokia, Oracle, Ribbon, Tekelec, and Genband• Linux/Unix proficiency; scripting skills in Python or Shell are an advantage• Strong analytical, troubleshooting, and documentation skills• Leadership, project management, and stakeholder communication skills (Team Lead)• Experience with IMS, VoLTE, 5GC architecture and legacy migration strategies (L3 and above)
Skills Required
- Bachelor's or master's degree in Telecommunications, Computer Science, Electrical Engineering, or a related field
- Expert-level knowledge of IMS, VoLTE, and 5GC core architecture
- 8-15+ years in telecom core network engineering and operations
- Strong knowledge of legacy switching and migration strategies
- Strong stakeholder management and project management skills
What the Team is Saying
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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.
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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.
