Θέσεις εργασίας στην Ελλάδα
26/1/2026

Senior IT Systems & Network Administrator

Πληροφορική - Προγραμματιστές

Πόλη Ν. ΡΑΙΔΕΣΤΟΣ | ΘΕΣΣΑΛΟΝΙΚΗ
Απασχόληση Πλήρης απασχόληση
Επίπεδο Σπουδών ΤΕΙ, ΑΕΙ

Περιγραφή

About the job

Company Description

C Solutions is a global leader in hydrotreating catalyst testing, trusted by refineries, catalyst suppliers, and technology providers worldwide. Since 2001, we have supported the industry through multiple transitions, including from ULSD to advanced FCC pretreatment, VGO hydrotreating, hydrocracking, as well as biomass and alternative fuels. With state-of-the-art pilot units and an ISO 9001:2015–certified analytical laboratory, we deliver accurate and reliable results to more than 65 clients across six continents. Our expertise combines technical excellence with a customer-centric approach, helping the refining industry address today’s challenges and prepare for tomorrow’s innovations.

About the Role

We are seeking a highly skilled and motivated Senior IT Systems & Network Administrator to join our growing IT team. This role is responsible for designing, implementing, maintaining, and securing our IT infrastructure across on-premises and virtualized environments. The ideal candidate will bring strong technical expertise, a proactive mindset, and a passion for delivering reliable and scalable IT solutions.

Key Responsibilities

  • Design, deploy, and maintain enterprise IT infrastructure, including servers, clusters, storage, and network systems.
  • Manage and support virtualized environments using VMware vSphere and Microsoft Hyper-V.
  • Install, configure, and troubleshoot Windows Server and Linux systems.
  • Monitor system performance, availability, and security; proactively identify and resolve issues.
  • Manage hardware endpoint devices, including deployment, lifecycle management, and troubleshooting.
  • Implement and maintain backup, disaster recovery, and business continuity solutions.
  • Ensure compliance with security best practices and organizational policies.
  • Collaborate with cross-functional teams to support IT projects and infrastructure improvements.
  • Document system configurations, procedures, and technical standards.

Απαραίτητα Προσόντα

Required Qualifications

  • Minimum 5+ years of hands-on experience in IT systems and network administration.
  • CCNA (Cisco Certified Network Associate) certification required.
  • Strong expertise in server and cluster environments.
  • Proven experience with VMware vSphere and Microsoft Hyper-V.
  • Solid knowledge of Windows Server and Linux operating systems.
  • Strong understanding of hardware endpoint devices and enterprise infrastructure.
  • Experience with system installation, configuration, and advanced troubleshooting.
  • Knowledge of networking concepts (LAN/WAN, VLANs, firewalls, VPNs, DNS, DHCP).
  • Excellent problem-solving, communication, and documentation skills.

Preferred Qualifications

  • Additional relevant certifications (e.g., VMware, Microsoft, Cisco, CompTIA, or Linux certifications).
  • Experience with backup solutions, cybersecurity practices, and automation/scripting.
  • Exposure to cloud or hybrid environments is a plus.

Παροχές

What We Offer

  • Competitive salary and benefits package.
  • Opportunities for professional growth and certification support.
  • Collaborative and innovative work environment.
  • Work on modern, enterprise-scale infrastructure and technologies.

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