Vacature

Network Engineer

Brussel

Solliciteer

If you join us, you will be working in the “Network Core & Voice” team.

Within this squad, the following Voice related activities are covered:

  • Central telephony infrastructure (Oracle SBC & SIP Router)

  • Telephony for headquarters, regional headquarters & branches (Cisco CUCM)

  • Voice Recording (NICE Engage)

  • Audio conferencing (Polycom Conference Phones)

  • Intercom (Commend, 2N)

  • SMS Gateway (Netsize / Femail Cheetah)

  • Cisco IronPort Email Security Appliances (ESA)

  • Telephony integration with other platforms (Atos Phone Banking, SIP trunks to providers/partners, … )

  • Indoor GSM Coverage (Proximus multi-operator DAS, VoWiFi, Astrid)

  • Telephony provisioning & orchestration (in-house development)

  • Telephony Reporting Tools (Oracle Communications Operations Monitor, PhonEX One)

Tasks

  • Working on VoIP or Unified Communication development and management is often perceived an ‘overhead’ task, so automating as much of the management as possible lets IT staff work on more strategic and client-facing tasks that can make the company money. Applying DevOps principles to testing VoIP phone configuration, platform, and infrastructure changes can help enterprises do more testing with fewer resources while delivering quality VoIP/UC services to their customers.

The job mainly consists of the following

  • Taking the lead for all automation and deployment needs

  • Providing guidance to the squad in implementing the best practice guidelines for automation

  • Develop and maintain tools to improve troubleshooting and monitoring of our voice infrastructur

  • Automate/Execute operational sysadmin tasks

Ideal Profile

  • Language: Good in one of the two local languages Dutch/French + English

  • Bachelor or Master Degree or equivalent by experience

  • Certification: Any relevant professional IT certifications will be considered a ‘+’

Required experience / knowledge  

  • At least 5 years of relevant experience

Technical experience                

Mandatory      

  • Central telephony infrastructure (Oracle SBC & SIP Router, (Cisco CUCM)

  • Ability to efficiently process data & automate routine tasks

  • via scripting (bash, perl, phyton, powershell, VBA, …)

  • by using (REST & SOAP) API’s offered by different platforms (CUCM, Oracle SBC, …)

  • by consulting directories via LDAP, SQL, XML, …

  • providing your colleagues with a simple (php) frontend to launch automated tasks & scripts

  • Knowledge of LINUX

  • Knowledge of encryption mechanisms (SSL certificates, SIP-TLS , SRTP, … )

  • GIT Knowledge of continuous integration and continuous deployment tools CI/CD

Preferable        

  • Basic knowledge (awareness) of network Infrastructure (switches, routers, firewalls, servers, loadbalancers)

  • & protocols (VLANs, IP, TCP/UDP, QoS, DHCP, DNS, SNMP, NTP, TACACS, Radius, … )

  • Basic knowledge of Windows Servers & Active Directory

  • Basic knowledge of telephony protocols, especially SIP & RTP (incl debugging via Wireshark)

  • Being able to design, implement, maintain and troubleshoot

  • Being able to zoom out (see the big picture) and zoom in (in-depth analysis of tasks & dependencies)

  • Knowledge of Microsoft Visio, Powerpoint & Excel

Business experience                 

Mandatory      

  • Can work independent and focused to deliver on time and according to planning

  • Good communicator

  • Customer-orientation

  • Risk consciousness

  • Flexible and accurate

Preferable        

  • Experience in Agile way of working

Soft skills       

  • Team player, collaborator and sharer of knowledge & expertise

  • Solution finder, self-motivated and result-driven, able to engage with different teams

  • Positive, resilient and passionate. You turn the “cannot” into a calm and encouraged “let’s find out together”

  • Good communication skills

  • Good analytical and synthesis skills

  • Autonomous & committed

  • Ability to work in a dynamic and multi-cultural environment

  • Capable to operate within predefined processes and procedure framework