Senior Solutions Architect

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Key Responsibilities:

• Design and lead end-to-end cybersecurity architectures for large organizations, covering enterprise IT infrastructure, hybrid environments, and operational technology (OT/ICS).
• Architect and oversee Security Information and Event Management (SIEM) and security monitoring solutions to support threat detection, incident response, and continuous security improvement.
• Design secure network architectures including:
  • Firewalls and next-generation firewalls (e.g., Fortinet or equivalent technologies)
  • Network segmentation and micro-segmentation
  • Secure site-to-site and hybrid connectivity
  • Zero Trust principles
• Develop integrated security ecosystems by connecting multiple security technologies (SIEM, EDR, NDR, IAM, SOAR, vulnerability management, etc.) into a cohesive, interoperable architecture.
• Design and secure hybrid and cloud environments (public, private, multi-cloud), ensuring secure integration with on-premises infrastructure.
• Provide architectural leadership in the protection of industrial control systems (ICS) and operational technology (OT) environments, particularly in manufacturing or critical infrastructure sectors.
• Ensure solutions align with relevant security standards, frameworks, and regulatory requirements (e.g., ISO 27001, NIS2, IEC 62443, NIST, GDPR, etc.).
• Conduct architecture assessments, identify risks, and propose remediation strategies.
• Create architecture documentation, roadmaps, and proof of concepts (POCs).
• Act as a trusted advisor to clients, translating business risks into technical security solutions.
• Present complex technical topics clearly to both technical teams and executive management.
• Mentor junior architects and engineers and contribute to internal knowledge sharing.
• Monitor industry trends and emerging cybersecurity technologies to continuously evolve the security portfolio.

Required Technical Expertise:

Security Architecture

• Strong experience designing enterprise-level security architectures across IT infrastructure.
• Deep understanding of layered security models and defense-in-depth strategies.
• Experience with reference architectures and security design frameworks.

Security Monitoring & Incident Detection

• Advanced hands-on experience with SIEM platforms.
• Understanding of log management, correlation rules, threat intelligence integration, and use case development.
• Experience integrating SIEM with SOAR and other detection/response tools.

OT/ICS Security

• Practical knowledge of securing industrial environments (ICS/SCADA systems).
• Understanding of industrial protocols and segmentation strategies.
• Familiarity with IEC 62443 or similar industrial security standards.

Network Security

• Strong expertise in:
  • Next-generation firewalls (e.g., Fortinet or similar vendors)
  • VPN technologies and secure inter-site connectivity
  • Network access control (NAC)
  • IDS/IPS solutions
• Experience designing secure enterprise WAN/LAN architectures.

Cloud & Hybrid Security

• Experience securing hybrid architectures (on-prem + cloud).
• Knowledge of cloud security principles (Azure, AWS, GCP or equivalent).
• Understanding of identity-centric and Zero Trust security models.

Security Integration

• Proven ability to integrate multiple security tools into a unified, functional ecosystem.
• Experience with API-based integrations and security orchestration.

Compliance & Governance

• Strong knowledge of cybersecurity standards and regulatory frameworks.
• Ability to embed compliance requirements into architectural design.

Consulting & Leadership Capabilities

• Strong client-facing consulting experience.
• Ability to perform needs assessment and translate business requirements into secure technical solutions.
• Excellent communication skills (technical and executive level).
• Ability to operate independently and make senior-level architectural decisions.
• Experience mentoring architects and technical teams.
• Strategic mindset with the ability to define technology roadmaps.
• Continuous awareness of cybersecurity trends and emerging threats.

Knowledge and Attributes:

• Advanced knowledge of multi-vendor security integrations.
• Strong analytical and problem-solving skills.
• Ability to evaluate architectural alternatives considering cost, risk, scalability, and performance.
• Experience collaborating across sales, product, delivery, and operations teams.
• Strong documentation and presentation skills.

Academic Qualifications & Certifications:

• Bachelor’s degree (or equivalent) in Computer Science, Engineering, Cybersecurity, or related field.
• Relevant certifications are highly desirable, such as:
  • CISSP, CISM, or equivalent
  • TOGAF or other Enterprise Architecture certification
  • Vendor certifications (e.g., Fortinet NSE, cloud security certifications)
  • IEC 62443 or industrial cybersecurity certifications (advantage)

Required Experience:

• 8+ years of professional experience in IT infrastructure and cybersecurity.
• Proven experience designing security architectures for large or multinational organizations.
• Experience working in complex enterprise or managed services environments.
• Strong background in consulting and client engagement.
• Experience in agile and transformation-driven environments is advantageous.

What we offer:

• We offer a base of €6 000 per month + bonuses (the final offer depends on the candidate’s experience).

• Company car/car allowance

Work-Life Balance & Flexibility

• Flexible working hours: We focus on results and meeting deadlines.

• Hybrid work / Home Office: Possibility to work from home by mutual agreement.

• Sick Days: 3 fully paid sick days provided by the company.

Financial Benefits

• Annual bonus: Performance-based bonus linked to company and individual goals.

• Referral program: Financial reward for referring a successful new colleague.

• Meal allowance.

• Office refreshments: Free coffee, tea, and mineral water available at the workplace.

Other Benefits

• Team-building events

Workplace type:

On-site Working

About NTT DATANTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world’s leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services.  Our consulting and industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is part of NTT Group, which invests over $3 billion each year in R&D.

Equal Opportunity EmployerNTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Join our growing global team and accelerate your career with us. Apply today.

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