Network Infrastructure Expert

Employer: Global Business Associates
  • IT Hardware
  • IT Software
  • Job type: full-time
    Job level: 1 - 5 years of experience
  • Updated at: 27.11.2020
    Short company description


    What you know and will you be working with:
    • Excellent knowledge of end to end mobile environment, both technically and functionally
    • Excellent knowledge of end to end network mobile core environment, both technically and functionally
    • Excellent knowledge of Network switching/routing:
    o work experience with IP networks (switches and routers) from Cisco or similar vendor: configuration, troubleshooting and maintenance
    o work experience with firewalls: configuration and troubleshooting
    o advanced knowledge of communication between OSI levels, headers, differences between routing protocols (IS-IS, RIP, OSPF, BGP etc) and how these are used
    • Good knowledge of Evolved Packet Core (EPC – SGSN - MME, EPG) - advanced understanding of packet core network elements and interconnection interfaces and data flows between them
    • Good knowledge of Domain Name System (DNS) - type of queries, flows description, DNS cache details, DNS queries methods, configuration and troubleshooting
    • High experience with operational configuration, troubleshooting (including advanced debug) and maintenance tasks on packet core network (Ericsson or similar vendor)
    • Good knowledge of CLI - configuration, troubleshooting for legacy/virtualized solutions
    • Work experience with load balancers (F5 or similar vendor), configuration and troubleshooting
    • Work experience with graphic tools like Cacti, CheckMK, understanding the trees, able to add/remove network elements or interfaces, able to create weather maps (nice to have)
    • Nice to have knowledge related to Virtualization ecosystems (Contrail, OpenStack) - block structure of a virtualized network (compute level, hypervisor level, VNF level, VIM)
    • able to configure and troubleshoot specific switching/routing for virtualization (MX routers or similar)
    Working language(s) : Romanian and English
    • Telecom degree or equivalent experience


    Who you are:
    • You are able to work comfortably in a fast-changing environment
    • You have a passion for efficiency, performance and continuous improvement
    • You are all about sharing and collaboration with your teammates
    What will you be doing:
    • Work with engineering team to implement and ensure development requirements met on new and existing platforms
    • Involvement on specific project assignments with development for Network Infrastructure domains
    • Act as the focal point for the business with external/ outsourcing partners, including contract management of out sourced activities;
    • Carry out investigations and interpret diagnosis to validate the root cause of network incidents, identifies and carries out resolution actions or escalates as required
    • Acting as active player in crisis management processes and taking leadership upon request
    • Follow up and analyze the QoS indicators related to Network Infrastructure domains targeting quality improvements and service availability
    • Level 2/Level 3 technical support related to operation and administration of Networks Infrastructure equipment and services
    • Solving within SLA quality and time range faults raised by the network management tools or other Technical entities
    • Execute acceptance testing of new Network Infrastructure platforms in line with requirements and validates new terminal integration onto the network
    • Performs “On Duty Call” activity
    • Owning, resolving and escalating to equipment/applications suppliers technical problems related to Networks Infrastructure domains in-line with technology agreed KPI targets
    • Designing and issuing the forecast for Network Infrastructure equipment spare parts
    • Suppliers evaluation
    • Produces accurate systems reports, trouble tickets and incident reports

    Other info

    As a Network Expert for Orange Romania, you will to implement and ensure development requirements met on Network Infrastructure platforms, assure the appropriate performance for Network switching/routing systems, carry out investigations and interpret diagnosis to validate the root cause, prioritize and facilitate the resolution of the incidents. You will be involved in a dynamic field that requires continuous improvement, adjustments and a proactive attitude.
    You will work with different technologies & tools and interact with other teams and third party providers.

    Thank you for applying!