Senior Security Consultant (Freelance)
Location: Onsite, Luxembourg
Start Date: January 2026
Duration: one year
Eligibility: EU Nationality Required
Work Model: Full onsite presence
Overview
Our customer is seeking an experienced Senior Security Consultant to support security governance, operational security activities, and advisory tasks within a complex enterprise environment. The consultant will work closely with internal IT security teams, external suppliers, and various business stakeholders to ensure strong security posture, high-quality documentation, and consistent BAU security operations.
Key Responsibilities
Security Operations & Reporting
* Analyse security reports (SOC activities, incidents, web filtering, vulnerabilities, remediation, patching, penetration testing, etc.).
* Support daily security tasks including incident management, user request analysis (software security checks, phishing/spam analysis, etc.).
* Monitor threat intelligence sources and identify emerging risks relevant to the organisation.
Governance, Risk & Compliance
* Contribute to maturity assessments based on NIST CSF, Essential Eight, or similar frameworks.
* Assist in preparing quarterly KRI reports.
* Provide documentation and input for internal/external IT audits.
* Support internal controls reviews and ensure clarity, consistency, and alignment with best security practices.
Cloud Security Advisory
* Advise internal teams on MS365 and Azure security architecture, configuration, and operations.
* Review and enhance security-related documentation such as policies, processes, procedures, and standards.
Documentation & Quality Assurance
* Develop or improve security requirements, plans, and test cases.
* Provide quality assurance and act as a point of challenge for technical and documentation deliverables.
* Prepare draft assessments for data location reviews and related security evaluations.
Coordination & BAU Activities
* Follow up on deliverables with internal teams and third-party security providers.
* Lead assigned BAU security initiatives, ensuring quality and timely delivery.
* Support business continuity/disaster recovery preparations and cybersecurity exercises.
* Assist with administrative tasks such as organising meetings, drafting agendas, and preparing minutes.
Key Skills & Experience
* Strong experience in security governance, risk management, and compliance frameworks.
* Hands-on knowledge of SOC operations, incident response, and vulnerability management.
* Solid expertise in MS365 & Azure security (architecture, identity, configuration, operations).
* Experience reviewing and creating security documentation (policies, procedures, RACI, standards).
* Exposure to audit support, internal controls frameworks, and KRI/KPI reporting.
* Ability to analyse threats, emerging risks, and security trends.
* Experience in BC/DR, cyber exercises, or resilience-focused activities.
* Excellent coordination, communication, and stakeholder management skills.
* Ability to work in a structured, precise, and documentation-heavy environment.
Contract Details
* Start: January 2026
* Duration: 210 days
* Location: Fully onsite in Luxembourg
* Eligibility: Must hold EU nationality
* Engagement: Freelance / Independent Consultant
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