Senior Security Architect

Requirement: CIS Security Engineer
Full Time On-Site: Yes
End Contract Date: 31 December 2026
Required Security Clearance: NATO SECRET

Provide information security oversight of all NISC Managed CIS and networks within the Agency both for internal operations and for Agencys customer-funded Networks Programme of Work and ensures the adequate level of systems/data protection in accordance with NATO INFOSEC policies and directives;
Design deploy configure maintain and operate the NISC ePolicyOrchestrator (EPO) managed security tools installations including but not limited to Trellix ENS DLP MAC RSD TIE HX ensuring the approved security configurations are implemented and maintained throughout entire Trellix products lifecycle;
Design deploy configure maintain and operate the Active Directory (AD) security solutions and tools for NISC managed CIS ensuring continuous AD security monitoring and vulnerabilities remediation coordination;
Is responsible for provision of expert advice in coordination with NCSC on the adequate level of information security posture and for ensuring such advice where appropriate is implemented under governance of NATO Security Accreditation Board;
Ensure adequate level of systems/data protection in accordance with NATO Security policies and directives;
Conduct internal vulnerability assessment testing on NISC systems and provide associated reporting;
Provide feedback advice and guidance to senior management in the areas of enterprise architecture NATO security accreditation activities procurement as well as training and awareness programmes;
The candidate must have a currently active NATO SECRET security clearance
Comprehensive knowledge of the principles of computers and communication security networking and the vulnerabilities of modern operating systems and applications;
Experience with implementation and integration of CIS Security protective measures in Active Directory based environments;
Experience with Cyber Hygiene and the top 20 Critical Security Controls for effective cyber defence;
Ability to investigate and analyse complex scenarios and solve problems in innovative ways;
Excellent communication abilities both written and verbal with the ability to clearly and successfully articulate complex issues to a variety of audiences and teams.
avoids the unnecessary use of jargon or complicated language; Working with People - Shows respect for the views and contributions of other team members; builds team spirit and reconciles conflict; adapts to the team and fits in well.
Applying Expertise and Technology - Applies specialist and detailed technical expertise; uses technology to achieve work objectives;