C005480 Voice Specialist Skype (NS) - THU 22 Oct

Deadline Date: Thursday 22 October 2026 Requirement: Voice Specialist Skype Location: Brussels, BE Full Time On-Site: Yes Time On-Site: 100% Total Scope of the request (hours): 342 Required Start Date: 26 November 2026 End Contract Date: 31 December 2026 Required Security Clearance: NATO SECRET

Duties & Role: Under the direction of Head, Processing & Storage, but largely on own initiative, the incumbent will perform the following duties: Provides first and second line network support to the Service Centre; Performs diagnoses and resolve voice incidents and problems; Install, replace, modify and configure network voice systems; Monitors network systems and proactively report and resolve potential network voice issues; Performs monthly software patching of the supported Skype For Business systems; Work outside office hours or on weekends as required; Seeks recommendations from his/ her superiors for technical solutions; Investigates and propose improvements and solutions to equipment and configuration problems; Maintains liaison with other CSU internal units, Service Lines and other technical organizations; Creates and maintains Standard Operating Procedures and documentation of the supported Unified Communications systems; Implements procedures, tools and techniques for monitoring and managing the performance of ICT infrastructure (Voice) and provides reports as required; Monitors and reports on the capacity of the assigned ICT infrastructure (Voice); Assists with and implements assigned project work packages; Works with limited supervision; Coordinates and conducts own work to meet quality targets; Performs other duties as may be required

Specific Working Conditions: NATO will retain the intellectual property rights for all products developed in relation to this project. Extension in 2027 is foreseen. Requirements Skills, Knowledge & Experience: The candidate must have a currently active NATO SECRET security clearance Higher vocational training in a relevant discipline with 2 years post-related experience or a secondary educational qualification with 4 years post-related experience; At least 3 year experience in a similar position; At least 3 year experience with operation, deployment and configuration of Unified Communications systems such as Microsoft Lync or Microsoft Skype for Business; Experience with Voice Session Border Controllers; A good knowledge of protocols and standards utilized in VoIP and Unified Communications; SIP, TLS, MGCP, H.323, RTP (incl. G.711, G.729 codecs), and other similar standards; Experience in utilizing vendor's toolkits for collection of maintenance data, and ability to analyze them for both service improvement and troubleshooting purposes; Experience with device management tools such as Microsoft SCOM, ZABBIX, HP Network Automation, Solar Winds to monitor devices, provide reporting and identifying devices that aren't functioning properly; Experience with O&M of PABX systems; Experience with Polycom provisioning systems and Polycom phones; Experience with Microsoft PowerShell SFB automation scripting and toolkits. Desirable: Knowledge and experience with maintaining PABX equipment, preferably Alcatel; Knowledge and experience with AudioCodes SBCs; Experience with Active Directory and PKI technologies; ITIL certificate; Prior experience of working in an international environment comprising both military and civilian elements; Knowledge of NATO responsibilities and organization