100% remote - IT Infrastructure and Security Architect (m/f/d)
Currently we are looking for an IT Infrastructure and Security Architect (m/f/d).
Engagement Details
• Seniority: Senior
• Start: ASAP / immediate availability preferred.(1.11.2026)
• Duration: Potentially one year or longer.
• Location: Remote
• On-site: No regular on-site presence required; potentially approximately twice per year for specific topics.
• Languages: German and English.
• Industry: Defense.
• Willingness to undergo a Sicherheitsüberprüfung (SÜ)
We are looking for an experienced IT Infrastructure & Security Architect to support an enterprise customer in the defense sector.
The role has a strong infrastructure architecture focus, complemented by security-related responsibilities. The architect will support the design and
evolution of secure, scalable and resilient enterprise infrastructure environments and act as a senior technical expert across infrastructure and
security topics.
Key Responsibilities
• Design and further develop enterprise IT infrastructure architectures.
• Define technical architecture concepts, standards and solution designs for infrastructure environments.
• Assess existing infrastructure landscapes and identify technical improvement and modernization opportunities.
• Design secure and resilient infrastructure solutions taking security requirements into consideration.
• Provide architecture guidance across infrastructure, platform and security-related topics.
• Evaluate technical solutions and provide recommendations regarding architecture, integration, scalability, security and operational feasibility.
• Support technical decision-making and translate business or technical requirements into appropriate infrastructure solutions.
• Collaborate with customer stakeholders, technical specialists, engineering teams and other architects.
• Ensure architectural consistency across relevant infrastructure domains.
• Review technical concepts and identify architecture, infrastructure and security risks.
• Support the implementation and evolution of infrastructure solutions as a senior architecture SME.
• Create and maintain architecture documentation, technical concepts and recommendations.
Mandatory Requirements
Professional Experience
• More than 10 years of overall professional IT experience.
• At least 5 years of relevant experience in infrastructure architecture or closely related infrastructure roles.
• Senior-level experience working with complex enterprise IT environments.
• Strong background in IT infrastructure architecture rather than a primarily application or pure cybersecurity profile.
Technical Requirements
• Strong knowledge of enterprise IT infrastructure architecture.
• Experience designing complex infrastructure solutions and technical architectures.
• Good understanding of infrastructure security principles and security-by-design concepts.
• Experience with enterprise infrastructure covering several of the following areas:
o Compute / server infrastructure
o Virtualization
o Cloud and/or hybrid infrastructure
o Storage
o Networking
o Identity and access concepts
o Backup and disaster recovery
o High availability and resilience
o Infrastructure monitoring and operations
• Ability to assess existing IT landscapes and develop target architecture concepts.
• Ability to produce architecture documentation and communicate technical designs clearly.
• Experience working across multiple infrastructure domains and coordinating technical dependencies.
Language Requirements
• German: required
• English: required
Preferred / Nice-to-Have Requirements
• Previous experience with customers from defense, public sector, critical infrastructure or other highly regulated environments.
• Experience working with demanding enterprise security and compliance requirements.
• Relevant architecture, infrastructure, cloud or security certifications.
• Experience working in large and complex enterprise organizations.
• Existing security clearance / Sicherheitsüberprüfung (SÜ) is an advantage but not mandatory.
Please only submit CVs with a genuine senior infrastructure architecture background. Profiles primarily focused on cybersecurity,
administration, operations, development or project management without substantial infrastructure architecture experience should not be submitted.