Cyber Security Specialist 5

Sentior, Ltd.; Henegouwen; Hybride; EUR 90 000 - 130 000; Plein temps

Avantages offerts par ce poste

Remote work option up to 20%

Résumé du poste

NATO Communications and Information Agency in Mons, Belgium, seeks a Senior Cyber Security Specialist to plan delivery, deploy cyber capabilities, secure systems, and ensure compliance with NATO security policies.

The role requires at least five years of hands-on cyber security experience, with Juniper, Palo Alto, Splunk, Tenable.SC, Nessus and Fidelis expertise, plus VMware virtualization and strong English writing skills.

Qualifications

• Five years of hands-on cyber security experience or related technical field.
• Experience integrating security tools into operational environments.
• Strong analytical and English technical writing skills.

Responsabilités

• Plan and coordinate delivery with project teams and stakeholders.
• Deploy cyber capabilities including firewall, monitoring and forensic tools.
• Secure and troubleshoot systems (Cisco/Juniper, Linux, Windows).
• Ensure compliance with NATO security policies and standards.
• Perform handover, training and documentation for operational teams.

Connaissances

Firewalling

Intrusion detection

Vulnerability management

Security monitoring

Incident response

Encryption

IAM

Networking

Formation

Bachelor’s degree in a relevant field

Outils

Juniper

Palo Alto

Web proxies

Splunk

Tenable.SC

Nessus

Fidelis

VMware

Description du poste

# Cyber Security Specialist 5NATO Communications and Information Agency Mons Belgium 3 maandenGepubliceerd 4 uur geleden · Opportunity ID: 1049489Tarief indicatie —Uren 40 u/wStart 31 Oct 2026Duur 3 maandenInteresse in deze opdracht?## De opdrachtSenior Cyber Security Specialist 5Main duties- Plan and coordinate delivery: Document proposed designs, deliverables and changes; guide them through NCIA and NCSC approval processes; and coordinate prerequisites with project managers, engineers, security architects, operational teams and other business lines.- Deploy cyber capabilities: Install, configure and test network tapping and aggregation equipment; vulnerability tools such as Tenable.SC and Nessus; forensic tools such as Fidelis; monitoring and incident response tools such as Splunk; and supporting virtualisation and networking technologies.- Secure and troubleshoot systems: Implement and validate security settings on Cisco and Juniper equipment and Linux and Microsoft systems. Investigate faults, errors and performance issues, then develop and implement improvements.- Integrate and assure compliance: Fit cyber tools into existing and future NATO communications and information systems, ensuring solutions meet NATO security policies, operational needs and agreed technical standards.- Complete handover: Test and validate deployments, support acceptance, train or transfer knowledge to operational teams, and produce implementation specifications, installation guides, configuration baselines, test reports, operating procedures and hardening guides. The role also includes technical advice and participation in reviews and meetings with NATO, national and industry stakeholders.Required backgroundThe candidate needs at least five years of practical, hands-on cyber security or related technical experience, with broad knowledge of security tools and their integration. This includes firewalls, network traffic aggregation, intrusion prevention and detection, data diodes, encryption, identity and access management, monitoring, incident response, vulnerability assessment, forensics and risk management.Recent, relevant experience is sought with Juniper, Palo Alto, web application proxies, Splunk, Tenable.SC, Nessus and Fidelis, plus routing, switching and virtualisation such as VMware. The candidate should have delivered technical or cyber systems into operational environments, covering installation through handover, and be able to work independently while coordinating industry teams. Strong analytical, communication and English technical writing skills are required; English must meet NATO STANAG 6001 Level 3 or higher. NATO or national military project experience is desirable.The education requirement is a relevant bachelor’s degree and three years of related experience. Exceptionally, a candidate without a degree may qualify through at least ten years of extensive, progressive experience relevant to the duties. The stated five-year hands-on experience requirement remains a separate role requirement.Assignment conditionsSome remote work may be permitted with the specified approvals: up to 20% of total working time from another NATO nation, or work from home at the duty location under NCIA’s teleworking policy. Travel to Belgian NCIA sites and other NATO or mission locations may be required.