Systems Engineer

• Lead the end-to-end design, configuration, administration, and maintenance of enterprise IT infrastructure, including sizing hardware requirements and deploying solutions from bare metal at customer premises.
• Design, implement, and maintain enterprise network infrastructure, Site2Site VPNs, VLANs, routing, enterprise firewalls, and network segmentation.
• Troubleshoot complex connectivity issues.
• Monitor network availability, security, and performance.
• Design, operate, and maintain virtualization platforms including VMware, Hyper-V, and Proxmox.
• Manage storage solutions including DELL Unity, Unisphere, OpenNAS, and Openmedia vault.
• Design and maintain backup and recovery solutions such as Veeam, Acronis, and Commvault.
• Produce and maintain technical documentation, including infrastructure diagrams, network topology diagrams, configurations, procedures, and operational guides.

Senior Systems Engineer

• Own day-to-day corporate IT operations and improve automation, identity and access management, endpoint management, employee lifecycle processes and service quality
• Administer Entra ID/Azure AD identities, users, groups, roles, MFA, SSO and Conditional Access policies
• Manage secure onboarding, role/access changes and offboarding, including accounts, devices and applications
• Maintain laptop security baselines, patching, device inventory, hardware replacement and compliance reporting
• Administer the internal Microsoft/Azure environment and core SaaS applications, including licensing, permissions and integrations
• Provide employee IT support, meet SLAs, maintain a knowledge base and resolve recurring issues at their root
• Maintain access evidence, endpoint compliance, asset inventories and account lifecycle records for ISO 27001 or SOC 2 audits
• Run IT controls reliably and collaborate with Security on access policy decisions

• Install camera and cable infrastructure, including fibre, CAT6, and power cables around tennis courts
• Ensure equipment is safely installed, securely routed, and positioned for optimal performance
• Mount and secure cameras in designated locations
• Assist with ancillary equipment setup and make adjustments for reliable event coverage
• Troubleshoot issues and collaborate with technical teams and event coordinators
• Assist with safe dismantling, maintenance, and packing of equipment after the event
• Follow health and safety procedures and keep equipment, cables, and work areas hazard-free
• Take direction from supervisors and work with operators, technicians, and event staff to ensure efficient setup and delivery

Freelance Camera Tracking System Engineer – Tennis

• Design and build AI systems end to end across backend, data engineering, AI systems, and architecture.
• Build agentic AI systems using LLMs, retrieval, tools, memory, orchestration, and human-in-the-loop patterns.
• Decide when agents are appropriate and when deterministic software is better.
• Implement production AI systems across backend services, data infrastructure, agentic workflows, and cloud components.
• Design and build APIs, services, event-driven workflows, and distributed components connecting applications, models, and data.
• Build and operate pipelines for structured, unstructured, scientific, and external data, including ingestion, transformation, indexing, lineage, and quality controls.
• Design retrieval and knowledge architectures using relational databases, vector stores, search systems, knowledge graphs, and other data stores.
• Turn prototypes into production systems by defining interfaces, failure modes, observability, testing, security, performance, and deployment strategy.
• Make and document architectural decisions involving cost, reliability, maintainability, scalability, and model performance tradeoffs.
• Work directly with data scientists, bioinformaticians, product managers, and engineers while maintaining technical integrity of the complete system.
• Deliver major systems from feature ideation through production operation with few handoffs between backend, data, and AI teams.
• Bring new AI capabilities to production quickly without sacrificing reliability, testability, security, or maintainability.

Systems Engineer jobs in Greece

Senior Systems Engineer

Systems Engineer

Freelance Camera Tracking System Engineer – Tennis

AI Systems Engineer