Lead CTI Architect for NATO SECRET Intelligence Platform

Defianx LLC; Henegouwen; On-site; EUR 120,000 - 180,000; Full time

Job summary

Defianx LLC seeks a Senior Technical Lead for Cyber Threat Intelligence to architect and deliver a NATO SECRET-capable CTI platform. You will oversee integration of MISP with SIEM/EDR and other security tools, guiding secure, scalable deployments in security-sensitive environments.

Requires deep hands-on leadership, enterprise-grade design, and ability to operate in Belgium-based, customer-facing projects with NATO-compliant security controls.

Qualifications

• Bachelor's degree in CS, cybersecurity, engineering or related field.
• 10+ years IT/cybersecurity engineering experience.
• 5+ years in senior technical architecture or solution delivery.
• Experience with enterprise threat intelligence platforms and security operations.
• Strong understanding of MISP architecture and threat intel exchange.
• Experience with SIEM, EDR, security monitoring and automation.
• Proficient in English; able to operate in NATO environments.
• Willingness to travel to Belgium customer sites.

Responsibilities

• Lead the technical architecture, design, and implementation of an enterprise CTI modernization solution.
• Assess existing MISP infrastructure, cybersecurity tools, feeds, and workflows.
• Design secure integration between MISP, SIEM, EDR, IPS, vulnerability management, and hunting platforms.
• Lead technical discovery workshops and translate requirements into solutions.
• Define interfaces, API patterns, data flows, and specifications.
• Establish architecture for NATO UNCLASSIFIED and NATO SECRET environments.
• Guide automated enrichment, correlation, profiling, and information sharing workflows.
• Coordinate engineering teams, testing, accreditation support, and deployment activities.
• Develop implementation plans, test strategies, and technical documentation.
• Serve as senior technical interface with customer engineering teams and cybersecurity stakeholders.
• Ensure smooth transition to operations with training and knowledge transfer.

Skills

CTI architecture

MISP

SIEM & EDR

Security operations

REST APIs

Python

English proficiency

Customer collaboration

Education

Bachelor's degree in Computer Science or related field

Tools

MISP

SIEM platforms

EDR tools

Python

Linux

REST API integration

Job description

Defianx LLC seeks a Senior Technical Lead for Cyber Threat Intelligence to architect and deliver a NATO SECRET-capable CTI platform. You will oversee integration of MISP with SIEM/EDR and other security tools, guiding secure, scalable deployments in security-sensitive environments.

Requires deep hands-on leadership, enterprise-grade design, and ability to operate in Belgium-based, customer-facing projects with NATO-compliant security controls.