Operation Manager - Ericsson NFVI
Operation Manager - Ericsson NFVI
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Job Description
Project description
TDAT Germany is required to further develop and operate the dedicated NFVI solution that hosts our Packet Core. This position supports our goal of providing an optimal customer experience and ensuring the high availability security and performance of our network functions. You will be responsible for all operational activities and tasks such as integrating managing deploying monitoring and troubleshooting the Ericsson
At the Telco Hub in Madrid we are pioneers in merging IT and Telco building and scaling Telco as a Platform (TaaP) on our proprietary layered cloud. Our teams operate in crosscountry and crossfunctional squads delivering cuttingedge services to Europes most valued Operator.
Our mission is to create the best customer experience based on three core principles:
Cloudbased Harnessing the latest technologies for scalability and performance.
Automated Driving efficiency through AI automation and DevOps.
Sustainable Building a futureready environmentally conscious infrastructure.
We are looking for top engineering talent eager to grow technically and professionally in an innovative dynamic and collaborative environment. If you are passionate about shaping the future of telecommunications this is your place!
NFVI solution as a dedicated infrastructure platform for Ericssons Packet Core VNF which serves more than 30 million customers.
Tasks
Responsible for the entire lifecycle operations of Ericssons NVFI solution hosting virtual ePCs
Optimize the manufacturers product for efficient operation i.e. define improvements have them developed and test them.
Operate the solution i.e. monitor resolve errors implement patches and coordinate the implementation of defined tasks within the affected technical teams and the supplier.
Incident Management i.e. identify the issue implement measures to mitigate customer impact recover system stability responsible to solve the issue. This also requires willingness for callonduty services.
Problem management i.e. conducting root cause analyses requesting supplier support according to the defined SLA and support process implementing improvement measures providing statistics for the defined KPIs reviewing SLA KPI reports.
Change Management i.e. plan and prepare test request approval and implement changes to the system. This requires willingness to work in maintenance windows during nightshifts depending on the severity of the change.
Define and plan deliveries for major release upgrades in terms of required content deliverables responsible owners (RACI) and required time and efforts.
Apply and improve testing monitoring and troubleshooting procedures to maintain high performance reliability and compliance of integrated network functions. Deliver and maintain documentation for bestpractices method of procedures (MoP) etc. for system operations
Deliver review and agree required acceptance testcases for functional and nonfunctional use cases. Define execute and coordinate execution of acceptance testing.
Collaborate with crossfunctional teams to optimize endtoend connectivity address network challenges and continuously improve integration processes for VNF deployments.
Provide support for complex projects across development quality assurance and project planning as well as assist with the implementation of new mobile core software releases.
Develop strategies to leverage from automated monitoring and change methods incl. VNF deployments with VNFM.
Define and establish disaster recovery plans to ensure system resilience and quick recovery from backups.
Collaborate closely with other involved operations teams to streamline processes enhance software and system performance and apply innovative technologies and concepts.
Define solutions to apply Security implementation and monitor reports and implement required patches.
Responsible for Hardware repair&return process coordinate HW exchange changes with local technical staff and plan execute required VM migrations.
Qualifications :
Must have skills
Mandatory skills:
Several years of experience in Ericsson NFVI operations with strong focus on Ubuntu LX Suse LX compute hardware datacenter networks (router switches) and SDN concepts and with experience in onboarding VNF
Knowledge and experience in the area of Network Function Virtualization (compute memory network) and management tools (SDN Openstack VNFM)
Strong knowledge in operating and monitoring compute hardware and Linux LCM (Ubuntu and Suse)
Skilled in implementing monitoring logging and alerting solutions (e.g. Prometheus Grafana) to ensure network health and optimize the performance and reliability of packet core applications and infrastructure. User level Grafana and Kibana.
Signalling analysis: User level Anritsu Netscout Wireshark
Knowledge in troubleshooting of IPv4/IPv6 networks and protocols such as TCP UDP BGP BFD and tracing tools (e.g. wireshark)
Experience with troubleshooting in L2 switching networks ideally with Arista and Juniper Junos knowledge
Workflow Management and Trouble Ticketing Tool: User level HP Service Manager (HPSM internal Name Common Assurance Service Manager (CASM))
Familiar with ETSIMANO architecture VNFM procedures Openstack and Kubernetes
Good understanding in the 4G enhanced Packet Core and 5G nonstandalone Core technologies (4G ePC and 5G NSA) their components interfaces and protocols
Experience in documenting multifaceted technical requirements for colleagues
Experience in classic and agile forms of cooperation
No shift work but night shifts must be covered by the team 12 times per week (between 10:00 PM and 6:00 AM to carry out repairs and changes).
Additionally participation in oncall duty and callin procedures is essential (approximately 57 weeks per person per year).
Additional Information :
What do we offer you
- International positive dynamic and motivated work environment.
- Hybrid work model (teleworking/onsite).
- Flexible schedule.
- Continuous training: Preparation for certifications access to Coursera weekly English and German classes...
- Flexible compensation plan: health insurance meal vouchers childcare transport assistance...
- Life and accident insurance.
- More than 26 working days of vacation per year.
- Social fund.
- Free service for specialists (doctors physiotherapists nutritionists psychologists lawyers...)
- 100% of salary in case of sick leave.
And many more advantages of being part of TSystems!
If you are looking for a new challenge do not hesitate to send us your CV. Join our team!
TSystems Iberia will only process the CVs of candidates who meet the requirements specified for each offer.
Remote Work :
No
Employment Type :
Fulltime
Employment Type
Full-time
