Security Officer

Keystone Solutions; Brussel Hoofdstad; Hybrid; EUR 70,000 - 110,000; Full time

Job summary

Keystone Solutions is seeking an ICT Security Officer to join our consultancy team on client site in Belgium. You will work with the client's ICT security team to govern and review the ISMS across office and industrial environments, ensuring robust controls and continuous improvement.

This role emphasizes collaboration, problem solving, and the application of NIST, CIS, ISO27001/2, and IEC62443 frameworks. You will translate complex security concepts into practical actions and help drive secure,

Qualifications

• Minimum 5 years in ICT security and functional analysis.
• Strong analytical skills to define problems and propose solutions.
• Experience with security frameworks (NIST, CIS, ISO27001/2, IEC62443).
• Ability to translate security concepts for non-technical stakeholders.

Responsibilities

• Collaborate with ICT and business stakeholders to translate needs into actionable solutions.
• Develop clear security governance procedures to improve efficiency and collaboration.
• Analyze and document security requirements using industry standards.
• Assess existing infrastructure and gather insights from IT and business teams.
• Identify improvement opportunities and present practical solutions.
• Govern ISMS for office and industrial environments.

Skills

ICT security

Functional analysis

Security frameworks

ISO 27001

Job description

Mission Overview:

Keystone Solutions is recruiting an ICT Security Officer for a consultancy mission at a client site. As a Keystone Solutions consultant, you will work closely with the client’s ICT Security team to safeguard critical systems in both office and industrial environments.

Join our client’s ICT Security team and play a key role in safeguarding critical systems.

Work on critical security challenges that matter.

Collaborate with cross-functional teams in a dynamic environment.

Be part of a company committed to continuous improvement and innovation.

We are looking for an ICT Security Officer who thrives on problem-solving and collaboration. Your mission: help govern and review the information security management system (ISMS) for both office and industrial environments, as a Keystone Solutions consultant working on site with the client.

Key Responsibilities:

• Collaborate Across Teams: Engage with ICT and business stakeholders to anticipate their needs and translate them into actionable solutions.
• Create Smart Processes: Develop clear procedures for security governance that improve efficiency and collaboration across our Digital team.
• Analyze, document, and improve business and security requirements using industry standards (NIST, CIS, ISO27001/2, IEC62443).
• Assess existing infrastructure and business systems and gather insights from application, operations, and business teams.
• Identify improvement opportunities and present practical, forward-thinking solutions.
• Help govern and review the information security management system (ISMS) for both office and industrial environments.

Technical Skills:

• Experience: Minimum 5 years in ICT security and functional analysis.
• Expertise: Strong analytical skills to define problems, clarify requirements, and propose solutions.
• Technical Know-How: Solid understanding of security frameworks (NIST, CIS, ISO27001/2, IEC62443). Experience in an ISO 27001 auditor role is a plus.
• Familiarity with application and infrastructure architecture.
• Ability to perform bottom-up research for diagnostics and impact analysis.

Communication Skills:

• Communication: Active listening, sharp questioning, and clear translation of technical concepts into user-friendly language.

Personal Skills:

• Independent and proactive, yet a strong team player.
• Structured and detail-oriented, with a balance between methodology and practical constraints.
• Adaptable to evolving legal and organizational contexts.
• Fluent in Dutch or French (spoken) and English (written).

Consultancy Nature of Work:

As a Keystone Solutions consultant, you will operate on site at the client’s location, embedded with their ICT and business teams. You will apply Keystone’s proven consulting practices to translate needs into secure, pragmatic solutions, while aligning with the client’s processes, culture, and priorities.

Dynamic Projects:

Keystone Solutions offers access to diverse client missions, where you will tackle a spectrum of security governance challenges across office IT and industrial environments. Expect varied problem spaces, evolving requirements, and multi-disciplinary collaboration that keep your expertise sharp and relevant.

Turbo-Charged Learning and Development:

You will benefit from Keystone Solutions’ continuous learning culture: mentorship from senior consultants, certification support for frameworks such as ISO 27001 and IEC 62443, and structured knowledge sharing across our consulting community to accelerate your growth.

Ambition Skyrocketing within a Consultancy Framework:

Keystone Solutions empowers consultants to shape their careers through impact: lead client workshops, own governance streams, contribute to reusable accelerators, and progress toward senior advisory or practice leadership roles through delivery excellence and client value creation.

Keystone Solutions’ Values in a Consultancy Context:

Being a K-Stone means living our values on every mission: integrity, craftsmanship, curiosity, and empathy. You will bring these values to each client engagement, ensuring transparent communication, rigorous execution, thoughtful problem-solving, and human-centered collaboration.

Role-Specific Enhancements Reflecting Consultancy Work:

This ICT Security Officer role spans both office IT and industrial contexts. As a consultant, you will apply security governance frameworks end to end, from stakeholder analysis and requirement definition to diagnostic research and impact analysis, tailoring solutions that align with NIST, CIS, ISO27001/2, and IEC62443 across multiple client scenarios.