Deadline Date: Thursday 15 January 2026Requirement Title: Deputy Service Delivery Manager – Penetration Testing ServicesLocation: Mons, BelgiumFull time on-site: YesTotal Scope of the request (hours): 1254Required Start Date: 16 FEB 2026End Contract Date: 31 DEC 2026Required Security Clearance: NATO SecretSpecific Working Conditions: Normal Office Conditions. 10 days travel is foreseen for this position within Belgium. Post is required to be on site in Mons full time.Duties and Role Support the SDM in delivering high-quality penetration testing services.Accurately evaluate scope and level of effort (LoE) for penetration testing tasks.Provide technical oversight of vulnerabilities identified during testing.Act as a technical liaison between penetration testers, service management, and stakeholders.Contribute to service quality, consistency, and continuous improvement.Assist in planning and scheduling penetration testing engagements across NATO and NCIA environments.Coordinate resources and ensure adherence to agreed timelines.Coordinate resources and ensure adherence to agreed timelines.Monitor engagement progress and manage risks and dependencies.Conduct technical scoping discussions with stakeholders.Assess complexity, attack surface, and constraints of target systems.Produce justified LoE estimates aligned with NCSC PTAE methodologies.Support engagement kick-offs, debriefings, and technical discussions.Translate technical findings into risk-focused language for decision-makersSupport service reporting, KPIs, and dashboards.Contribute to methodology updates and lessons learned.RequirementsNATO Secret security clearance3+ years in project management or service delivery management in cyber security.Extensive technical background in penetration testing and offensive security.Demonstrated understanding of vulnerabilities across network, application, and cloud environments.Ability to estimate effort and scope complex technical assessments.Strong understanding of the penetration testing service lifecycle.Proven ability to scope engagements including objectives, in/out of scope, assumptions, constraints, RoE, and deliverablesSolid knowledge of common penetration testing standards and requirements (, OWASP, PTES, NIST/ISO-aligned practices)ITIL experience, with a strong focus on Change ManagementProven customer-facing experience including requirements gathering, stakeholder management, and expectation setting.