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Network Security Engineer: Firewalling & Algosec expert


Posted on Sep 2, 2021 by Cyberteam

Not Specified, Belgium
Immediate Start
Annual Salary

Network Security Engineer: Firewalling & Algosec expert

According to the defined RACI, perform the tasks assigned to the network security operations team.

Depending on the domain and product these tasks can include:

  • Depending on the domain and product these tasks can include:
  • Day-2-day configuration updates to implement (customer) change requests following the Euroclear formal change process.
  • Check the compliance of the configuration and implementation against defined technical security standards and product baselines.
  • Ensure we have a good process in place and well executed for
  • Firewall Rule changes and organize a Firewall Rule Clean-up project together with the team
  • Work as a key stakeholder together with the Firewall/network team and Infrastructure team in order to improve our security control
  • As the process owner, initiate any configuration review/recertification process and work with the other stakeholders (business and technical) to periodically review product configurations and implementation to validate the accuracy and correctness.

KPI delivery to report on the execution of these tasks

Contribute to any future project: collect stakeholder (compliance, risk, security) demands, customize, and implement solutions.

You will take the lead in a Firewall Rule Cleanup & Application recertification project which consists of 3 main streams

o Basic Hygiëne (Cleanup of unused objects, unused Firewall rules)

o Optimize Firewall rules (remove over permissive rules)

o Perform jointly with other teams an application recertification on Firewall policy level.

Technical skills

At least a few years of relevant experience in IT security with the right security mindset.

A strong technical background of the technologies and infrastructure solutions in the Firewall Management and Network security protection domain.

Operational experience in Algosec OR a very similar tool is a must

Any experience in the following domains/products is a plus o Cisco ACI & Security integration (ServiceGraph) o Hands-on experience (current or past) on Palo Alto & Check Point FW

Soft skills

Customer service oriented.

You are a very good communicator in English, both verbal and written, and able to discuss and defend the security interests with individuals and groups of IT (security) experts

You are a team player who communicates in an open, respectful and constructive way with his customers and peers, both verbally and in writing. You will take ownership and ensure that organisational quality standards are met.

Attention to (good) time management with the right sense for prioritisation.

Reliable, stress resistant and flexible




(see below)

Reference: 1307078580

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