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Customer Solution Architect

At Proximus SpearIT, we do everything to enable companies to work smarter, safer and faster. Customers come to us for our wide and extensive offering of IT services. Due to our strong growth, we are always looking for new employees.


Proximus SpearIT strengths:

  • Infrastructure projects and integrations, on-site and in the cloud;
  • Services related to networks, security, Skype for Business, storage, network and server maintenance, monitoring, service desk, and on-site support;
  • Support by IT specialists, project managers and interim managers;
  • Sale of servers, network equipment, smartphones, tablets, PCs and accessories.

What do we expect from you?

Job Description

In this position, you will have the End-to-End responsibility for the definition, approval and correction of technical designs related to ICT integration projects. Furthermore, the Customer Solution Architect must ensure that the implemented architecture is completely in line with what is stated in the technical analysis. You will work closely with the pre-sales teams, project managers and the different technical subject matter experts.

You will have following responsibilities:

  • Investigate and approve the pre-sales designs on technical feasibility and robustness, supported technology, maintainability and manageability, cross technology consistency and overall correctness.
  • Deliver a detailed technical analysis together with the technical subject matter experts during the implementation phase. This analysis is the baseline for implementation and acceptance and is in line with SLA’s, the clients’ needs, etc.
  • Ensure that the implementation is executed as stated in the technical analysis.
  • Coordinate the technical team (team of experts who implement the solution).


  • You have minimum 5 years of experience in an IT engineering or operations environment.
  • You have a good knowledge of networking including SDN.
  • You have a good knowledge of security.
  • You have a good knowledge of virtualization.
  • You have a good knowledge of Unified Communication.
  • You have a good knowledge of Public Cloud (ex. Azure).
  • You have a strong technical/technological understanding (you will not implement the technologies; this is the task of the technical experts).
  • Application development background including the use of API’s
  • You have experience in driving a team to meet expectations and deadlines.
  • You are a real problem solver and you have excellent communication and technical writing skills.
  • You can treat multiple projects simultaneously.
  • You are fluent in French or Dutch, and you speak very good English.

Working location : Brussels

What do we offer?

At Proximus SpearIT, you can take your career in many directions.

You will be among the first to explore new technologies and can constantly update your skills in our ICT Academy. Our working culture is that of an SME: we say it like it is and never shy away from a challenge.

Since we form part of the Proximus Group, you also benefit from the advantages and security of a large company. You can expect an attractive salary and an extensive package of fringe benefits.

Eager to take the plunge?

Don’t hesitate: quickly send us your motivation letter and CV using the button below.

If you have any questions about the job, feel free to call Arnaud Llamas  Bravo on 0477 90 30 23


Proximus SpearIT – 38 Ferdinand Allenstraat – 3290 Diest

Apply now!