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Systems and Security Engineer

2 weeks ago

Athens, Attica, Greece Volton Full time €60,000 - €80,000 per year

Volton Hellenic Energy SA is a Greek company that is dynamically active and is increasing its capacity rapidly in the field of Electricity Supply and Trading, in the Gas Energy Sector and in the field of Telecommunications (through Orizon).

By offering reliable services that meet the ever-growing energy needs of businesses and households, Volton aims to build solid and trustful relationships with its customers. The company's ambition is to become one of the most important companies in the industry and remain at the forefront of developments as the first multiservice provider combining Electricity, Natural Gas and Telecommunications. As part of its development, Volton strengthens its human resources in Athens and seeks for a Systems and Security Engineer.

This is an engineering role in an up-and-coming network operator and Telecommunications Service Provider (mobile and fixed), covering technologies such as: Virtualization, Infrastructure planning and deployment, Systems Monitoring and Security, Automation, etc.

The Network and Infrastructure team works in close cooperation with the Mobile Services team and is responsible for all the IP & Transport Network, Infrastructure (physical and virtual) and supporting services of the MSP/ISP. This role is an opportunity for a passionate Systems Engineer that wants to be part of an exciting project, an MSP/ISP in the making.

Responsibilities

  • Design and deploy an infrastructure (physical and virtual) that supports telecommunication services and applications
  • Manage suppliers and subcontractors providing related products and services
  • Specify and document engineering, operations and change management procedures for the systems and the security framework
  • Define and monitor KPIs for systems performance
  • Design and implement security policies for systems and applications of mobile services

Necessary Skills

  • Excellent knowledge and experience in systems (physical, virtual, public cloud) management and in virtualization platforms / operating systems: Windows Server, Hyper-V, VMWare, Linux
  • Deployment/Operational Experience with ISP-related services (RADIUS, LDAP, DNS, DHCP, NTP, TR069/TR369 etc.)
  • Knowledge and understanding of systems networking requirements and basic networking principles (VLANs, Link Aggregation, routing protocols such as BGP, etc.)
  • Knowledge and experience in managing virtual servers and other computing resources in public cloud environments (Azure & AWS) will be considered a bonus
  • Knowledge and experience in the specification and implementation of security measures and operating procedures for the systems and their hosted applications

Requirements

  • University Degree or equivalent, in Engineering, Computer Science or similar
  • At least 5 years of experience in managing computer systems, servers and virtualization platforms
  • Experience in managing large-scale technology projects
  • Competent with system monitoring tools (e.g. TICK stack)
  • Expertise in resource management in public cloud environment (MS Azure or/and AWS)
  • Experience in security technologies such as firewalls/IPS, VPNs, authentication systems etc.
  • Bonus points for experience in scripting/programming (e.g. BASH, Python), automation frameworks (e.g. Ansible), DCIM/IPAM (e.g. Netbox), DevOps and CI/CD frameworks
  • Fluency in English both oral and written
  • Related technology certifications will be considered an asset

Benefits

  • A competitive fixed salary package aligned with your experience and expectations
  • Hybrid working model
  • Mobile phone, private insurance, corporate benefits and perks
  • Continuous training and professional development
  • Excellent professional environment
  • Modern and productive working facilities

Don't miss the chance to join a Great Place to Work-Certified Company that fosters a positive work environment, proudly recognized as a Best Workplace for Women 2025.

All applications will be treated with confidentiality. If your CV meets the requirements of the job, we will contact you by phone to schedule an appointment. Information about the company on our site