VoIP Engineer
About the company

ITAF is the IT partner that provides small, and medium businesses and enterprises in Belgium with IT support, IT security, and complete ICT infrastructure. Founded in 1999, the company has grown to over 70 employees, consultants, and specialists who are helping and supporting more than 1500 customers every day. Over the years ITAF delivered more than 2000 successful projects.

ITAF’s focus lies in making reliable partnerships, providing modern IT solutions and strategic guidance that support SME’s business growth.

About the job

Technologies:

  • Hypervisors: KVM
  • VoIP: 3CX, FreePBX, Kamailio
  • FoIP: T.38
  • VoIP protocols: SIP, RTP, RTCP, DTMF
  • Traditional telephony: PSTN, PRI
  • VoIP hardware: Yealink, Snom, Grandstream, 2N Helios
  • Networking technologies: IPv4, VLAN, DHCP, DNS, NAT, SNMP, QoS, Dot1Q
  • Monitoring & management tools: Icinga, Librenms, MediaWiki
  • Databases & directories: MySQL, LDAP
  • Scripting: Bash, PHP

Description:


ITAF is the IT partner that provides small, and medium businesses and enterprises in Belgium with IT support, IT security, and complete ICT infrastructure. Founded in 1999, the company has grown to over 70 employees, consultants, and specialists who are helping and supporting more than 1500 customers every day. Over the years ITAF delivered more than 2000 successful projects. ITAF’s focus lies in making reliable partnerships, providing modern IT solutions and strategic guidance that support SME’s business growth.


Responsibilities:


  • designing, installing, configuring, and supporting customer soft PBX’es
  • solving complex VoIP challenges and taking care of new deliveries, change requests, and incidents
  • providing input to product and service development
  • providing input to further developing our management, auto-provisioning and monitoring toolset
  • developing implementation and migration routes and setting up technical procedures
  • creating and maintaining documentation on our wiki about standards and specific customer implementations
  • supporting network engineers for VoIP-related matters

Competencies:


  • You have a bachelor’s or master’s degree in IT.
  • On top of your IT studies you have a passion for system engineering (really!)
  • Theoretical knowledge and practical experience with 3CX. Asterisk is nice to have.
  • Although your focus is on VoIP, you have a good understanding of networking concepts from layer 2 till layer 7
  • You have working experience with IP telephony/VoIP infrastructures based on open-source components
  • You know your way around the following VoIP concepts: SIP, dialplan, ACD/IVR, voicemail, auto-provisioning, SBC
  • You have strong teamwork and communication skills, on top of that you take ownership and can technically lead tasks and projects to completion
  • You take pride in getting things right first time (that’s why we are looking for lazy people)
  • You are comfortable in English, both written and spoken (this is a must, you will communicate and read/write documentation in English)
  • You have a flexible work style and are open to out-of-office hours migration work (we assume that this is not a surprise)

We offer:


  • A challenging, complex IT environment, built around cloud computing and other data center concepts.
  • To work together with our technical architect for developing our VoIP offerings
  • Exposure to lots of technically interesting stuff.
  • Job security. We are looking for people who want to join the team for a long period.
  • A competitive market conforms salary with the opportunity to grow in proportion with your skill set, motivation, and ownership that you take.



  • Only shortlisted candidates will be contacted.