Infrastructure Security Engineer

Who we are

At Graphwise, we’re helping organizations unlock the full value of their data in the age of AI.

Formed through the merger of Ontotext and Semantic Web Company, Graphwise combines decades of expertise in knowledge graphs, semantic technologies, and AI. Our platform helps enterprises transform fragmented data into connected, trusted knowledge that powers better decisions, smarter search, and more reliable AI solutions.

With a global team of 200+ professionals across Europe, North America, and APAC, we work on complex, meaningful challenges at the intersection of data, AI, and innovation.

If you’re excited by cutting-edge technology, continuous learning, and solving real-world problems, you’ll feel right at home at Graphwise.

About the role

We’re looking for an Infrastructure Security Engineer to join our Infrastructure and Information Security team and help us build, operate, and secure the infrastructure behind Graphwise’s products and internal systems.

This role combines infrastructure engineering with operational security. You’ll work across cloud and on-premises environments, ensuring our platforms remain reliable, scalable, and secure while continuously strengthening the organization’s security posture. From automating infrastructure and managing Kubernetes environments to improving network security and supporting compliance initiatives, you’ll play a key role in protecting both our products and our business.

What you’ll do

• Build, maintain, and improve the infrastructure that powers Graphwise’s products and internal services across cloud and on-premises environments.
• Manage containerized platforms and Kubernetes clusters, ensuring high availability, reliability, and operational performance.
• Automate infrastructure provisioning, configuration management, and operational workflows using Infrastructure as Code and scripting.
• Design and implement security controls across systems, networks, and cloud environments, including identity management, access controls, encryption, and secure configuration standards.
• Strengthen the organization’s security posture by managing firewalls, VPNs, network segmentation, vulnerability management, and patching processes.
• Monitor infrastructure and security events, investigate incidents, and participate in incident response activities.
• Support security, privacy, and compliance initiatives, including ISO 27001, ISO 27701, ISO 42001, SOC 2, and GDPR requirements.
• Collaborate closely with software engineers, platform engineers, and compliance teams to build secure, reliable, and scalable systems.

What makes a good candidate

• Experience in Systems Engineering, Infrastructure Engineering, DevOps, Platform Engineering, or Security Operations.
• Strong hands-on experience administering Linux-based production environments and enterprise infrastructure.
• Experience working with Kubernetes, Docker, and Infrastructure as Code tools such as Terraform or Ansible.
• Solid understanding of networking fundamentals, including TCP/IP, firewalls, VPNs, routing, segmentation, and secure remote access.
• Experience implementing operational security practices, including vulnerability management, patching, identity and access management, and incident response.
• Familiarity with public cloud platforms such as AWS, Azure, or GCP.
• Strong troubleshooting skills with the ability to take ownership of production issues and drive them to resolution.
• Comfortable working collaboratively across engineering, infrastructure, and security teams while communicating effectively with both technical and non-technical stakeholders.

Nice to have

• Experience working with Elastic Security, Wazuh, Splunk, Microsoft Sentinel, or similar SIEM platforms.
• Experience supporting compliance frameworks such as ISO 27001, ISO 27701, ISO 42001, SOC 2, or GDPR.
• Knowledge of Zero Trust architecture, RBAC, IAM, PKI, or enterprise identity management.
• Experience operating hybrid cloud environments and enterprise networking.
• Security certifications such as Security+, CySA+, CISSP, Azure Security Engineer, AWS Security Specialty, Kubernetes Security Specialist (CKS), or similar.

What you will get

• The opportunity to work on cutting-edge projects in AI, knowledge graphs, and enterprise data.
• Flexible working arrangements and a healthy work-life balance.
• Competitive compensation and performance-based bonus opportunities.
• Additional health insurance and well-being benefits.
• A collaborative, international environment with colleagues across Europe, North America, and APAC.
• Access to learning resources, knowledge-sharing initiatives, and opportunities for continuous professional growth.
• The chance to work alongside some of the leading experts in semantic technologies and AI.
• Team gatherings, company events, and opportunities to connect beyond day-to-day work.

Graphwise is an equal opportunity employer. We do not and will not discriminate on the basis of age, disability, sex, race, religion or belief, gender reassignment, marriage or civil partnership status, pregnancy or maternity, or sexual orientation. All employment decisions, including recruitment, hiring, development, promotion, compensation, and other terms and conditions of employment, are based on merit, qualifications, performance, and business needs. We are dedicated to providing an environment free from discrimination, harassment, and bias, and we welcome applications from all qualified candidates.