Network Security Specialist – Network Infrastructure TeamLocation:Ghent, BelgiumAbout the RoleA leading industrial company in Belgium is seeking aNetwork Security Specialistto support its extensive network infrastructure, which includes over2,500 Cisco switchesand35 segmented production networks. As part of an ongoingNetwork Security Program, the goal is to enhance segmentation and protection across highly automated environments with more than1,000 PLCs.This role involves implementing a robust security framework, managing a diverse landscape of firewalls and security tools, and leading network security projects from planning to execution. The consultant will work closely with cross-functional teams to ensure minimal disruption to 24/7 production operations.Key ResponsibilitiesImplement and maintain the organization's network security frameworkManage and optimize firewalls, IPS, and other security technologiesAnalyze and secure network communication flows, including industrial protocolsLead and execute network security projects independentlyCollaborate with infrastructure teams, application owners, engineers, and production managersTechnical RequirementsBachelor's degree in IT, Networking, or equivalent backgroundStrong proficiency in:Cisco hardware : switches, routersNetworking protocols : TCP/IP, DNS, DHCP, HTTP, SSH, FTPRouting technologies : BGP, OSPFLAN/VLAN configuration and subnettingIndustrial protocols : e.g., PROFINETNetwork traffic analysis : Wireshark, firewall logsNetwork monitoring tools : e.g., PRTGSecurity technologies : firewalls, IPS, segmentation strategiesNice-to-Have SkillsFamiliarity with Fortinet products : FortiGate, FortiAnalyzer, FortiManager, FortiAuthenticatorA solid track record in 24/7 production environments (consultant will work daytime hours)Job Title:Network Security SpecialistLocation:Ghent, BelgiumJob Type:ContractTrading as TEKsystems. Allegis Group B.V., Atrium, Strawinskylaan 3051, 1077 ZX Amsterdam, Nederland. Company No Allegis Contracting Services B.V., Atrium, Strawinskylaan 3051, 1077 ZX Amsterdam, Nederland. Company No TEKsystems is a company within the Allegis Group network of companies (collectively referred to as "Allegis Group"). Aerotek, Aston Carter, EASi, Talentis Solutions, TEKsystems, Stamford Consultants and The Stamford Group are Allegis Group brands. If you apply, your personal data will be processed as described in the Allegis Group Online Privacy Notice available at To access our Online Privacy Notice, which explains what information we may collect, use, share, and store about you, and describes your rights and choices about this, please go to We are part of a global network of companies and as a result, the personal data you provide will be shared within Allegis Group and transferred and processed outside the UK, Switzerland and European Economic Area subject to the protections described in the Allegis Group Online Privacy Notice. We store personal data in the UK, EEA, Switzerland and the USA. If you would like to exercise your privacy rights, please visit the "Contacting Us" section of our Online Privacy Notice at for details on how to contact us. To protect your privacy and security, we may take steps to verify your identity, such as a password and user ID if there is an account associated with your request, or identifying information such as your address or date of birth, before proceeding with your request. If you are resident in the UK, EEA or Switzerland, we will process any access request you make in accordance with our commitments under the UK Data Protection Act, EU-U.S. Privacy Shield or the Swiss-U.S. Privacy Shield