Deadline Date : Monday 7 July 2025
Requirement : Level 3 Firewall and Guard Engineer
Location : Mons, BELGIUM
Time On-Site : 100%
Not to Exceed : 88 EUR
Total Scope of the request (hours) : 836
Required Start Date : 13 August 2025
Required Security Clearance : NATO COSMIC TOP SECRET
Duties and Role :
Under the direction of Section Head, Gateway Security Services, the 'Level 3 Firewall and Guard Engineer' will have two primary roles :
- Build, implement, maintain, and support firewalls and other network security devices.
- Configuring, maintaining and supporting Mailguards and Data Diodes
- Essential functions include, but are not limited to :
- Central administration and configuration of Firewalls, Guards and Data Diodes to ensure continuing functionality and availability.
- Firewall policy / ruleset implementation and verification
- Updating and implementation of guard and diode configuration
- Provide technical support in troubleshooting infrastructure and operational issues and collaborating with other teams for a successful resolution;
- Collaborate with the Infrastructure Management and other Cyber Security teams
- Provide assistance to Incident Handlers to identify and remediate security incidents
- Review security documentation and provide technical advice, when requested
- Perform other duties as may be required.
Requirements : Skill, Knowledge & Experience :
The candidate must have a currently active NATO COSMIC TOP SECRET security clearanceThe required skillset for the contracted individual is extensive knowledge and experience (more than 5 years) in the following areas :
Palo Alto Networks Firewalls and Palo Alto Networks Panorama for Enterprise level deploymentsFirewall installation and management of other vendorsScripting (Bash, Python, Ansible)Experience with network protocols and traffic analysisAbility to troubleshoot complex network security issuesLAN / WAN networking including protocol network architecture, and the vulnerabilities of modern operating systems and applicationsTCP / IP protocols and servicesKnowledge ofnix-based Operating SystemsExcellent communication abilities, both written and verbal, with the ability to clearly and successfully articulate complex issues to a variety of audiences and teamsIn addition to the above, it is desirable for the contracted individual to have working experience and knowledge in the following areas :Understanding of Information Security Practices; relating to the Confidentiality, Integrity and Availability of information (CIA triad.)Previous work in an international environment comprising both military and civilian elements.Possession of Industry leading certification in the area of Cybersecurity such as CISSP, CISM, MCSE / S, CISA, GSNA, SANS GIAC