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Cyber Security Consultant - Proximus

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?

As a member of the Security Governance department of Proximus, the Security Consultant assists the team on making sure the policy framework is aligned with threat landscape, business transformation, technology capabilities and organisational structure.

Job description:

  • The candidate will become accountable for specific-scoped assignments and must be able to:
    • Identify and prepare amendments to the policy framework by:
      • Writing functional security requirements in collaboration with our CSIRT team which provide a sufficient protection for Proximus resources based on Attack Vector.
      • Verify making sure those function security requirements can be met using available technology.


  • Assist the Enterprise Security Architecture team in mapping security requirements to IT Architecture Building Block used by IT to create High-Level Design.
  • Assist the Enterprise Security Architecture team in defining Security Requirements for Security Solution Building Block.
  • Assist IT in identifying and providing remediation to possible compliance issues.
  • Develop High Level Security Requirements to translate to leadership team (Director-level) detail security requirements for them to understand the security impact on their business.
  • Work with both our CSIRT & Enterprise Security Architecture teams to maintain Attack Vector on Architecture Building Block updated.
  • Applied and integrated a broad variety of security technologies, producing layered, defence-in-depth security architectures.
  • Applied Information Security industry standards / best practice frameworks (e.g. SANS 20) in large organisations.
  • Maintained a holistic perspective on the security capabilities needed to support or deliver the enterprise's strategic goals and objectives.
  •  Fully aware of available security capabilities and challenges related to: IoT, Big Data, Cloud (SaaS, IaaS, PaaS), API Management, Identity & Access Management, Application Security, Safe development environment, ICS, BYOD & mobility.
  • Familiar with regulatory and legal requirements related to information Security and Data protection.
  • You understand intuitively which elements should be present in a High-Level Design and which elements should be part of a Detailed Design.
  • You have already worked in both very dynamic and very formal environments and can combine strengths of both.


Soft skills:

  • You are a doer, are result-oriented and you don’t lose focus.
  • You are passionate about cyber security and you are to keep pace with emerging technologies and trends, standards and products.
  • You can write in simple terms and short sentences formal information such as control procedure or security requirements.
  • You have experience in stakeholder management across all levels of an organisation, equally comfortable presenting a PowerPoint on risk to the board as speaking to engineers in the field on a specific risk.
  • You are intuitive and quickly see if something doesn’t look right.
  • You can be imaginative to solve complex problems.
  • You are self-aware as you will collaborate with everybody to stay up-to-date, to maintain trust and make use of everybody’s skillset.
  • You are honest and loyal – you can report sensitive matters in confidence and you can also tell when you don’t know.
  • You understand that good is better than perfect.

Specific technology & governance skills:

  • You understand the following ISMS standards & frameworks: ISO 27001, ISO 62443, SANS CSC20 & OWASP.
  • You have a basic understanding of networking technologies: routing & switching standards, Access control (WPA, 802.1x, advanced firewalling techniques, IDS, endpoint firewalls...), traffic analysis techniques (Sniffing, Netflow...), VPN (IPSec, MPLS) standards.
  • You are familiar with IT and security infrastructure standards: Directory technologies, federation & AAA (OAuth2, Radius...), logging standard (syslog, Windows Event Log...), APIs & related gateway web technologies (REST, API gateway...), unstructured data encryption (RMS), O/S (mobile & server) & related management systems (MDM, MAM...).
  • Languages: fluency in English language in addition to your mother language – both verbal and written, with the ability to communicate clearly.

Your Working Place


Quelle est notre offre?

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

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