Defianx Technology/Software

Senior Technical Lead – Cyber Threat Intelligence (NATO SECRET)

Belgium In person Full-time

Position Overview

We are seeking an accomplished Senior Technical Lead to oversee the architecture, integration, and implementation of an advanced Cyber Threat Intelligence (CTI) capability supporting a multinational defense environment.

The successful candidate will lead the technical delivery of a secure, interoperable intelligence platform that improves threat detection, intelligence sharing, operational decision-making, and cybersecurity response.

This position requires a proven technical leader with hands-on experience designing enterprise cybersecurity solutions, integrating intelligence platforms, and delivering complex projects in security-sensitive environments.

Key Responsibilities

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

Requirements

Required Qualifications

  • Bachelor's degree in Computer Science, Cybersecurity, Engineering, Information Technology, or equivalent professional experience.
  • 10+ years of relevant IT or cybersecurity engineering experience.
  • 5+ years in senior technical architecture, engineering leadership, or solution delivery.
  • Demonstrated experience with enterprise threat intelligence platforms and security operations.
  • Strong understanding of MISP architecture, integrations, and threat intelligence exchange.
  • Experience with SIEM, EDR, security monitoring, and cybersecurity automation.
  • Working knowledge of STIX/TAXII, REST APIs, JSON, Python, and Linux environments.
  • Experience designing secure on-premises or segmented network architectures.
  • Proven ability to lead complex technical deployments and integration testing.
  • Strong technical documentation and stakeholder communication skills.
  • Professional proficiency in English.
  • Ability to work at customer locations in Belgium.

Security Requirements

Must Active NATO SECRET clearance or a national security clearance acceptable for NATO SECRET access, subject to formal verification.

Job description provided by Defianx.
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