Home > Careers > Security > Security Architect

Security 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?


  • Insure client satisfaction
  • Design network and security custom architectures based on functional or business requirements
  • Troubleshoot complex incidents
  • Architectural studies , Product evaluations  and Develop lab scenarios 
  • Major releases test and validation 
  • Develop migration and implementation plan 
  • Mentor for the rest of the NMS III organisation 
  • Advanced support to the team (Level 3 support). Complex problem management
  • Technical strategy design and review
  • Transformation of business requirements into technical requirements
  • Transformation or development of a service based on technical requirements
  • Provide technical lead for concerned technological domains
  • Write technical documentation
  • Write the SDP (Service Design Package) documentation 
  • Participate in the definition and review of the standard operating procedures (SOP) to be used by the operational teams 
  • Leading and supporting global transformation initiatives for the services operated by the customer
  • Understand the implications and impact that proposed architectural changes will have on the business (to technical and non-technical audiences)
  • Problem solving in a Problem Management context
  • Impact assessments for complex changes
  • Capacity management definition for the services operated by the customer
  • Software architecture design. 

Job requirements: 

  • Education : BAC +5 in computer sciences or equivalent
  • Internet technologies : DNS, HTTP, SSL, IPSEC, TCP, UDP, IP.
  • Security Technologies : ✓ Firewalls: Checkpoint, Fortinet and Juniper firewalls ✓ Proxy/ reverse proxy: Bluecoat ✓ DNS: Bind ✓ Remote Access : Pulsecure ✓ Loadbalancing F5
  • IP network principle (switching/routing) • Devops: Bash/Perl/Pyhton Scripting
  • Any Security Certification is considered as an advantage
  • Experience in delivering in a production environment is considered as an advantage
  • Strong interpersonal and communication skills; capable of writing purchase justifications, strategies, high-level as well as complex technical documents, training users in complex topics, making presentations to an internal audience, and interacting positively with upper management 
  • Team working ability, communication and leadership skills
  • Capability to manage complex technical projects  and to produce concise technical documentation 
  • Fluent in French and English
  • Job location: Luxembourg

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 Mohamed Debdabi 0476695657


Proximus ICT nv / sa –  Carlistraat / Rue Carli 2, 1140 Evere.

Apply now!