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Spektrum

Voice / Unified Communications Engineer – Skype for Business

Brussels, Belgium

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hirly's read of this role

Seniority
Mid level
Country
BE
Work mode
On-site / unstated
First seen by hirly
13 Oct 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

Spektrum supports apex purchasers (NATO, UN, EU, and National Government and Defence) and their Tier 1 supplier ecosystem with a wide range of specialist services. We provide our clients with professional services, specialised aerospace and defence sales, delivery, and operational subject matter expertise. We are looking for personnel to join our team and support key client projects.

Who we are supporting

The NATO Communication and Information Agency (NCIA) is responsible for providing secure and effective communications and information technology (IT) services to NATO's member countries and its partners. The agency was established in 2012 and is headquartered in Brussels, Belgium.

The NCIA provides a wide range of services, including:

Cyber Security: The NCIA provides advanced cybersecurity solutions to protect NATO's communication networks and information systems against cyber threats.

Command and Control Systems: The NCIA develops and maintains the systems used by NATO's military commanders to plan and execute operations.

Satellite Communications: The NCIA provides satellite communications services to enable secure and reliable communications between NATO forces.

Electronic Warfare: The NCIA provides electronic warfare services to support NATO's mission to detect, deny, and defeat threats to its communication networks.

Information Management: The NCIA manages NATO's information technology infrastructure, including its databases, applications, and servers.

Overall, the NCIA plays a critical role in ensuring the security and effectiveness of NATO's communication and information technology capabilities.

The program

Assistance and Advisory Service (AAS)

The NATO Communications and Information Agency (NCI Agency) is NATO’s principal C3 capability deliverer and CIS service provider. It provides, maintains and defends the NATO enterprise-wide information technology infrastructure to enable Allies to consult together under Article IV, and, when required, stand together in the face of attack under Article V.

To provide these critical services, in the modern evolving dynamic environment the NCI Agency needs to build and maintain high performance-engaged workforce. The NCI Agency workforce strategically consists of three major categorise's: NATO International Civilians (NIC)'s, Military (Mil), and Interim Workforce Consultants (IWC)'s. The IWCs are a critical part of the overall NCI Agency workforce and make up approximately 15 percent of the total workforce.

Role ID – C005480

Role Background

We are recruiting a Voice Specialist to join the Communication Services Unit (CSU) at at NATO Headquarters in Brussels. You will provide first and second line support for the Skype for Business and wider voice infrastructure, covering incident resolution, system configuration, monthly patching, monitoring and documentation. The role suits an experienced Unified Communications engineer who works independently, takes initiative and is comfortable in a structured, high-control environment.

Role Duties and Responsibilities

Provide first and second line network voice support to the Service Centre

Diagnose and resolve voice incidents and problems

Install, replace, modify and configure network voice systems

Monitor network voice systems and proactively report and resolve potential issues

Perform monthly software patching of the supported Skype for Business systems

Implement procedures, tools and techniques for monitoring and managing the performance of the voice ICT infrastructure, and produce reports as required

Monitor and report on the capacity of the assigned voice infrastructure

Investigate and propose improvements and solutions to equipment and configuration problems

Create and maintain SOPs and documentation for the supported Unified Communications systems

Liaise with other CSU units, Service Lines and technical organisations

Assist with and implement assigned project work packages

Work outside office hours or on weekends as required

Work with limited supervision and conduct own work to meet quality targets

Essential Skills, Experience and Certifications

Higher vocational training in a relevant discipline plus 2 years’ post-qualification experience, or secondary education plus 4 years’ experience

At least 3 years in a similar position

At least 3 years of experience operating, deploying and configuring Unified Communications systems such as Microsoft Lync or Skype for Business

Experience with voice Session Border Controllers

Good knowledge of VoIP and Unified Communications protocols and standards: SIP, TLS, MGCP, H.323, RTP (including G.711 and G.729 codecs)

Experience using vendor toolkits to collect and analyse maintenance data for service improvement and troubleshooting

Experience with device management and monitoring tools such as Microsoft SCOM, Zabbix, HP Network Automation or SolarWinds

Experience with O&M of PABX systems

Experience with Polycom provisioning systems and Polycom phones

Experience with PowerShell scripting and toolkits for Skype for Business automation

Desirable Qualifications

Maintaining PABX equipment, preferably Alcatel

AudioCodes SBCs

Active Directory and PKI technologies

ITIL certificate

Experience in an international environment with both military and civilian elements

Knowledge of NATO responsibilities and organisation

Working Location

Brussels, Belgium

Working Policy

100% on-site. Out of hours work may be required based on business needs.

Contract Extension in 2027 is foreseen.

Travel

Some travel to other NATO sites may be required

Security Clearance

Valid National or NATO Secret personal security clearance

Original posting on Spektrum's site ↗

Listed on hirly, a job board. hirly is not the employer: Spektrum is hiring for this role.

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