Infrastructure Engineer (VOIP / SIP / PBX)

THOMAS recruitment
From £37,000 to £45,000 per annum
30 Sep 2017
03 Nov 2017
Contract Type
Full Time
I am currently looking for a 2nd Line System Support Engineer for a role in North Cardiff. My client is at the very forefront of their industry, harnessing all that cloud computing and the internet can bring, to drive their business forward. Having doubled in size over the past 12 months, they show no sign of slowing down.


  • Perform root cause analysis of specific issues.
  • Provide feedback and assistance to the Technical Lead on all operational matters.
  • Perform 'tier 2’ technical support to customers, via Phone, Email and Ticketing system.
  • Liaise with upstream support personnel, providing diagnostic data and replicating customer solutions in a Lab environment.
  • Conducting customer visits with senior staff as required.
  • Be part of a rota to cover the office hours 8am to 6pm Monday to Friday.
  • Be part of a 24/7 on call rota, supporting the platform and critical customer issues should any arise.
  • Requirements

    The successful candidate will have the following skills and experience:

  • Voice over IP PBX (preferably using SIP/SDP/RTP) - You MUST have experience with PBX/SIP.
  • Ability to complete a task, given adequate instruction, whilst working with initiative.
  • Experience of providing technical customer care within an IP environment, preferably to both IT literate and non-IT literate customers.
  • Good working knowledge of the full Microsoft Office suite.
  • Experience of troubleshooting issues and problem solving.
  • Experience working with and administering the following would be beneficial but not mandatory.:
  • o Cisco Routers and Switches

    o Database Administration (eg MySQL, PostgreSQL)

    o Linux (eg Redhat/Centos, Debian/Ubuntu)

    o TCP/IP networking

    o Proficient in the use of Wireshark

    o Any experience with Horizon/Broadsoft

    Additionally, the following skills and experience are highly desirable:

  • ACME Packet/Oracle SBC
  • ACME Packet/Oracle Palladion
  • BroadWorks
  • Brocade Routers and switches
  • MPLS
  • Programming (eg Java, Python)
  • Quality of Service
  • SonicWall Firewall
  • If you’re looking to move to a growing company with genuine career progression, then please get in touch

    Salary upto £45k depending on experience, plus a company bonus scheme, and on call allowance + call out charges

    This job was originally posted as