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    T-Systems Iberia

    Information Technology

    EPC Gateway DevOps Engineer (f/m/d)

    Granada, SpainHybridFull-timePosted 3w ago
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    Job description

    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 cross-country and cross-functional squads, delivering cutting-edge services to Europe's most valued Operator.
    Our mission is to create the best customer experience based on three core principles:
    ✅ Cloud-based – Harnessing the latest technologies for scalability and performance.
    ✅ Automated – Driving efficiency through AI, automation, and DevOps.
    ✅ Sustainable – Building a future-ready, 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!

    The Voice & Messaging (T-VM) organizational unit (Tribe) within Deutsche Telekom Technik GmbH bears overall responsibility for all voice and messaging platforms in the fixed and mobile networks of Deutsche Telekom Technik throughout their lifecycle. The platforms managed by T-VM form the basis for a large part of Telekom Deutschland's core business; therefore, our mission is to simultaneously ensure the success-critical factors of stability, quality, innovation, and efficiency. The ACS Squad (Announcement-, Control & Support systems) is responsible for the full lifecycle of critical IMS components within DT Technik.

    Responsibilities and Duties:

    • Being responsible for the entire lifecycle management of the Ericsson's ePDG (WMG) hosted on Ericsson’s NFVI
    • Optimize the solution for efficient operations, i.e. defining enhancements, develop, test, implement.
    • Operating the solution, i.e. monitor, troubleshoot, patch, and coordinate the implementation of defined tasks within affected technical teams and the vendor
    • 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 call-on-duty services.
    • Problem Management, i.e. requesting vendor support in accordance to defined SLA and support process, provide statistics for the defined KPIs, review 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 best-practices, method of procedures (MoP), etc. for system operations
    • Deliver, review and agree required acceptance test-cases for functional and non-functional use cases. Define, execute and coordinate execution of acceptance testing·
    • Collaborate with cross-functional teams to optimize end-to-end connectivity, address network challenges.
    • 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 VNF-M.
    • Define and establish disaster recovery plans to ensure system resilience and quick recovery from backups
    • Collaborate closely with the operations team 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
    • Weekend work / shift activities only if in active standby for duty calls

    Must-have requirements:

    • Several years of experience in ePC ePDG operations with strong focus on Voice over WIFI services· knowledge of the functionalities, operability and monitoring of a virtual evolved packet core system· 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 VNF deployments
    • 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
    • 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
    • Familiar with ETSI-MANO architecture, VNF-M procedures, Openstack and Kubernetes
    • Basic understanding of packet core network components, interfaces, and protocols, with experience on-boarding of VNF
    • Experience in documenting multifaceted technical requirements for colleagues
    • Experience in classic and agile forms of cooperation
    • Experience in Ubuntu LX, Suse LX, Datacenter Networks (Router, Switches) and SDN concepts

    What do we offer you?

    Work environment & flexibility

    • International, dynamic and collaborative environment
    • T-Social: social initiatives (sports, community, health, ...)
    • Hybrid work model (remote/on-site)
    • Flexible working hours

    Growth & development

    • Customized training: access to Coursera to learn whatever you want, whenever you want
    • Weekly language classes (English, Spanish & German)
    • International Mentoring Sessions & Experience Days

    Compensation & benefits

    • Flexible compensation plan (health insurance, meal vouchers, childcare, transport)
    • Telemedicine
    • Life and accident insurance
    • Social fund

    Wellbeing & time off

    • 26+ working days of vacation per year
    • Free access to specialist services (medical, legal, wellness)
    • 100% salary coverage during medical leave

    And many more advantages of being part of T-Systems!
    If you are looking for a new challenge, do not hesitate to send us your CV! Please send CV in English. Join our team!
    T-Systems Iberia will only process the CVs of candidates who meet the requirements specified for each offer.

    Job details are sourced from the employer's original posting.

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    About the company

    T-Systems Iberia

    At T-Systems, you will find groundbreaking projects that contribute to social and ecological well-being. We want to welcome new talents like you, who bring fresh ideas, different perspectives, embrace challenges, and are committed to continuous learning in order to grow and make an impact on society... all in a fun way! It doesn't matter when or where you work. It's about doing meaningful work that advances society. For this reason, we will do everything possible to ensure that you have all the development opportunities by providing a support network, excellent technology, a new work environment, and the freedom to work autonomously. We support you in growing both personally and professionally so that you can make a notable impact on society. T-Systems is a team of around 28,000 employees worldwide, making us one of the leading global providers of end-to-end integrated solutions. We develop hybrid cloud solutions, artificial intelligence, and drive the digital transformation of companies, industries, the public sector, and ultimately, society as a whole.

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    Industry
    Information Technology
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