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Ericsson

Packet core Engineer/Architect

Sorry, this job was removed at 06:06 p.m. (IST) on Thursday, Sep 03, 2026
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In-Office
Kolkata, West Bengal, IND
Senior level
In-Office
Kolkata, West Bengal, IND
Senior level
Integrate, design and deploy 4G/5G packet core CNFs (HLD/DLD, integration, ISSU upgrades). Deploy on cloud platforms (NFVI/CNIS/OpenShift), troubleshoot, support data migration, mentor team members, and engage with customers on solutions and delivery.
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About this opportunity
About this opportunity:
Join Ericsson as an Integration Engineer, an integral role where you will have the opportunity to manage and implement integration services. you have to work closely with regional counterparts in customer Solution Designing, High Level Design/ Low Level Design based on the requirements. Ability to accept and deliver assistance to meet deadlines, self-directed, organized, capable of multi-tasking and willing to shift priorities to meet business.
What you will do:
• Plan and execute Packet Core upgrades (SGSN-MME, AMF, SMF, UPF,CCPC,SAPC,WMG,EPG 3.x) • Perform pre-checks, health checks, and post-upgrade validations • Execute software installation, patching, and traffic migration activities • Ensure service continuity during maintenance windows and traffic cutovers • Troubleshoot integration and post-upgrade issues across network elements • Work closely with Solution Architects, Design, and Operations teams • Support rollback planning and execution in case of failures • Maintain and update Method of Procedure (MoP) and documentation • Automate repetitive tasks using scripting (Python/Shell preferred) • Ensure compliance with customer SLAs and quality standards
The skills you bring:
Strong knowledge of 4G EPC & 5G Core architecture • Hands-on experience with: MME / SGW / PGW/ AMF / SMF / UPF / PCF • Linux/Unix systems • Virtualization / Cloud (OpenStack, Kubernetes) • CI/CD tools (optional but preferred) • Log analysis and tracing tools • Strong problem-solving and analytical skills • Ability to work in high-pressure maintenance windows • Good stakeholder communication and coordination • Customer-facing experience preferred • Successful execution of upgrade activities with zero/low service impact • Accurate and timely reporting & documentation • Reduction in manual effort via automation • Improved network stability post upgrades
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: India (IN) ||
Req ID: 780053

Ericsson Kolkata, West Bengal, IND Office

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