Infrastructure Engineer

Infrastructure Engineer

Onsite - Athens, Greece

Overview:

Join our growing global Infrastructure Services Group (ISG) and play a key role in designing, building, and supporting modern infrastructure environments for clients across the US and Europe! As an Infrastructure Engineer, you will work with a highly skilled team on a mix of cloud, hybrid, and on-prem solutions, contributing to migrations, modernization initiatives, and advanced troubleshooting.

This role is ideal for engineers who enjoy variety, hands-on technical work, and the opportunity to grow into a Lead Engineer or Infrastructure Architect. You'll collaborate closely with teammates across Chicago and Athens while having access to strong mentorship, certification support, and a mature engineering ecosystem.

Responsibilities

• Infrastructure Support:Deploy, configure, andmaintainservers, storage, virtualization platforms, networking components, and cloud services across diverse client environments.

• Cloud & Hybrid Environments:Lead or contribute to Azure and Microsoft 365 migrations, integrations, optimizations, and modernization initiatives.

• Monitoring & Maintenance:Perform routine monitoring and health checks across client environments.

• Backup Operations:

• • Monitor daily backup jobs and replication tasks.

• • Escalate andassistin remediation of failed backups.

• • Validate backup integrity as requested andmaintainrelated documentation.

• Incident Response:Lead complex escalations, coordinate with internal teams and vendors, and document post-incident findings.

• Documentation:Maintainaccurateand up-to-date technical documentation and configuration records.

• Internal Collaboration:Work closely with Managed Services, NOC, and ISG teams to ensure seamless service delivery and operational continuity.

• Client Interaction:Provide professional,timelycommunication and support for client tickets and project tasks, primarily remote with occasional onsite work.

Qualifications

• 5+years of experience in IT infrastructure engineering or systems administration.

• Advanced experience with Microsoft 365, Azure administration, and identity services.

• Strong knowledge of Active Directory, Azure AD, Group Policy, DNS, DHCP, and related Windows infrastructure services.

• Strong proficiency in Windows Server (2012–2025) and associated infrastructure services including DNS, DHCP, Group Policy, NPS, and file services.

• Hands-on experience with virtualization technologies (preferably VMware& Hyper-V).

• Working knowledgeof networking fundamentals (DNS, DHCP, VLANs, firewalls).

• Experiencewith MFA platforms (Duo, Azure MFA).

• Experience using RMM tools.

• Ability to troubleshoot infrastructure issues and escalate whenrequired.

• Experience documenting processes and creating knowledge base content.

• Strong customer service orientation and communication skills.

• Ability to multitask effectively in a fast-paced environment with minimal supervision.

• Self-motivated, organized, and committed to ongoing learning.

• Ability to work in a global team and support after-hourstasks whenrequired.

• Experience and willingness towork onan on-call rotation.

• Familiarity with backup technologies and disaster recovery concepts.

• Relevant certifications are aplus (Microsoft, VMware, CompTIA, etc.).

• Strong communicationskills, attention to detail, and ability to follow structured processes.

• Ability to work within a global team and support after-hourstasks as needed for international clients.

Preferred Qualifications

• Azure Administrator or Azure Fundamentals certification.

• VMware Datacenter (VCP-DCV) certification or equivalent experience.

• Experience withITGluedocumentation.

• Experience participating in or leading infrastructure projects.

Benefits