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Exchange & Skype for Business Expert (L3 support)

We are looking for an experienced freelance L3 support for Exchange & Skype for Business.

Main tasks

  • Day to day management of the Microsoft 365 environment.
  • Act as the primary Subject Matter Expert and lead technical point of responsibility for Email (MS Exchange), and Messaging (Skype for Business).
  • Lead the troubleshooting of all related service issues and make recommendations regarding their resolution.
  • Maintain Service quality levels, overseeing diverse and complex customer service events that require drive and focus to resolve.
  • Manage incidents, problems and changes to the service efficiently and effectively following the agreed and documented processes.
  • Maintain system documentation. support procedures and rota/cover arrangements with actively managed preventative upgrade cycles.
  • Develop your capability as the Subject Matter Expert to configure and maintain the On Prem
  • Skype for Business service from a service administration perspective including configuration, tuning and scheduled maintenance.
  • Support servers in a 24x7 environment
  • Carry out a programme of daily/weekly/monthly checks and develop approaches to improve, streamline and automate the health status of the environment.
  • Effectively manage own deliverables: Tickets, Small Works Projects and Technical implementation and upgrade projects.
  • Considerable experience of the design, implementation, administration and maintenance of MS Exchange and Skype for Business and Microsoft 365.

Required qualifications

  • Experience of relevant administration including Configuration, SMTP Mail Routing, MX Records, Content Filtering, Quarantine Management, security investigations, Data Subject Access Requests.
  • Experience of providing high demand/mission critical systems on a 24x7 basis.
  • Knowledge of Service Management disciplines engagement, design, delivery and maintenance lifecycles in a high technology or IT services domain.
  • 5+ years’ experience in Microsoft exchange 2010/2013/2016 Server
  • Extensive knowledge of exchange migration.
  • 5+ years’ experience with Microsoft exchange
  • Proven Microsoft Lync 2010/2013 and/or Skype for Business 2015/2019 experience
  • Experience with telephony gateways (Sonus, AudioCodes…)
  • Experience with VoIP
  • Experience with telephony
  • General understanding of networking (load balancing, firewall…)
  • Experience with large Exchange and/or Active Directory multi-tenant deployments
  • Advanced Scripting/PowerShell experience
  • Ability to troubleshoot in complex environments and quickly identify root cause
  • Excellent written and oral communications skills.
  • Good spoken and written knowledge of English (min. C1).
  • Good analytical and problem solving skills.
  • Solutions oriented mind.
  • Team player with strong communication skills.
  • Able to quickly assimilate procedures.
  • Able to work well under pressure.
  • Comfortable in international and multicultural working environment.
  • Punctual, meticulous and reliable.

Desired qualifications

  • Knowledge of/or experience in ITIL environment.
  • Microsoft certifications, including MSCE, etc.
  • Previous experience with Mobile Device Management solutions
  • Previous experience with SQL
  • Knowledge of video bridging solutions (Cisco Meeting Server, WebEx etc.) is a plus
  • Experience with Active Directory design and implementation
  • Experience with Skype Online and/or Microsoft Teams is a plus
  • Attention to detail
  • Good problem solving skills
  • College degree or 5+ years' experience in complex IT environments
  • Knowledge of other EU languages (for example French) is a plus.

Summary of mandatory requirements

  • Experience: Minimum 5 years of relevant experience in domain.
  • Languages: English (French would be a strong asset)
  • Start: This is a freelance position. We are looking for freelancers that are able to start  ASAP .
  • Duration:  31/12/2021 (+ possible extension)


Brussels (Belgium) - On-site work

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Job categories

Brussels, Belgium

1000 Brussels Directions

Why work with us?

Recruit4.Work was built on four core values, and they are as relevant today as the day we began: honesty and clarity, proactivity, long-term relationships, and knowledge.

  • Honesty and clarity

    We ensure these values are the basis of our interaction with everyone; clients, candidates, suppliers and each other.

  • Proactivity

    We are creative and solutions driven and don’t rely on existing methods. We are flexible, open to change and constantly question the status quo

  • Long-term relationships

    We develop relationships with a view to forming successful and sustainable long term partnerships of mutual benefit.

  • Knowledge

    We continually build upon our in-depth understanding of the disciplines and sectors in which we operate.


Recruit4.work will do more than just finding that absolute professional for you. We judge the person also at their personal and contactual abilities.

Will he/she fit within your organisation structure? Is he/she a real team player, will he/she show enough leadership to lead a larger unit, is it a real personality, and will he/she estimate that very special procedures characterizing your organisation?

A company specialized in recruitment and selection will take those aspects seriously in the profile. 

Recruit4.work is such a company.


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