Infrastructure & Security Manager
iKnowHow Group is a leading Software & Robotics Solutions company operating internationally. Within just a couple of years, our team grew more than 80%, we moved into a new spacious and modern office, and we kicked off 2026 with several new and exciting projects in digital transformation, custom software and robotics.
We are now looking for an Infrastructure & Security Manager to work in new challenging outsourced projects.
The role combines hands-on infrastructure operations with security leadership and governance, covering Microsoft hybrid environments, virtualization (VMware), endpoint security and identity protection, while driving modernization, resilience and standardization across the IT landscape.
Responsibilities:
- Own and lead day-to-day Infrastructure & Security Operations across on-prem and cloud environments
- Manage Windows Server environments
- Administer and optimize Active Directory (users/groups, GPOs, OU design, DNS, replication, tiering/privileged access)
- Lead Microsoft 365 administration (Exchange Online, Teams, SharePoint, OneDrive) including security and compliance controls
- Oversee Azure infrastructure operations (IaaS/PaaS as applicable, connectivity, monitoring, cost awareness, backups)
- Administer and support VMware vSphere environments
- Drive endpoint management and security (Intune, device compliance, configuration profiles, security baselines)
- Coordinate incident response with internal stakeholders and vendors; manage escalations and post-incident reviews
- Maintain and evolve technical documentation, operational procedures, asset inventory and runbooks
- Collaborate with business teams to align IT services with operational needs and uptime requirements
Requirements
- Bachelor’s degree in Computer Science, Information Security or a related field (or equivalent experience)
- At least 5 of experience in Systems / Infrastructure / IT Operations roles
- Strong hands-on experience with Active Directory and Windows Server administration
- Strong working knowledge of Microsoft 365
- Solid experience in VMware virtualization (vSphere, clusters, HA, storage concepts)
- Experience operating endpoint protection/security tooling (Microsoft Defender technologies or equivalent)
- Good understanding of security fundamentals
- Experience with ITSM/ticketing tools (e.g., ServiceNow) and structured incident/problem/change handling
Benefits
- An attractive salary package
- Private health insurance plan
- Career development and growth opportunities
- Continuous training via personalized seminars
- An amazing private & open-office workspace in Athens #LI_Hybrid
- Stable and enjoyable working environment