Company Description
Arηs is a fully independent group of companies specialized in managing complex IT projects and systems for large organisations, focusing on state-of-the-art software development, digital trust, cloud, data science, mobile development, machine learning and infrastructure services.
We are composed of 16 entities across 8 countries worldwide that are unified by the Arηs Group, with more than 2500 consultants. This corporate structure enables us to respond quickly to market changes and customer requests, and to communicate and make decisions without layers of bureaucracy.
Established in 2016, the Greek entity Arηs Developments Hellas aims to extend Arηs Group activities dedicated to the European market providing high-quality services in Software Development, covering the entire application development lifecycle.
Job Description
- Manage network topologies and cabling.
- Administration of firewalls and their configuration.
- Administration of periodic firmware and software upgrades of network infrastructure.
- Monitor network infrastructure performance.
- Automate the process using scripting and/or infrastructure as a code where possible.
- Write/Update/Review documentation and technical specifications related to infrastructure.
- Diagnose and troubleshoot issues
- Identify hardware, software and network problems and propose solutions.
- Perform regular maintenance on hardware, network, and software components.
- Communicate effectively with the ICT team.
- Administration of reverse proxy and load balancer equipment services.
- Occasional travel to various client's locations to support the ICT team
Additional non-mandatory tasks could be:
- take part in designing and implementing solutions for replication & disaster recovery.
- utilize configuration management frameworks.
- implement infrastructure as a code.
- operate and support network equipment.
- implementation of software-defined networking.
Qualifications
- Bachelor’s degree in Computer Science, Information Technology, or a related field plus 6 years of relevant experience.
- Working knowledge of English C1 or higher Common European Framework of Reference for Languages (self-assessment).
- Proven experience in network administration, systems engineering, or a similar technical role.
- Proficiency in network infrastructure, including configuration, troubleshooting, and performance tuning.
- Strong knowledge of firewall administration, load balancing, and reverse proxies.
- Familiarity with scripting languages (e.g., Python, Bash) and infrastructure-as-code tools (e.g., Ansible, Terraform).
- Experience with network monitoring tools (e.g., Nagios, SolarWinds).
- Knowledge of software-defined networking (SDN) principles.
- Excellent problem-solving abilities and analytical thinking.
- Strong written and verbal communication skills to collaborate with ICT teams.
- Ability to work independently as well as in a team-oriented environment.
Top Skills
What We Do
Arηs Group is a market leader in the management of complex IT projects and systems. Founded in Luxembourg in 2003, we’ve grown organically to encompass 16 entities worldwide with over 2,500 employees in Luxembourg, Belgium, France, Greece, Italy, Portugal, Bulgaria and Jordan. With our focus on getting things done, we help our clients achieve their goals with best-of-breed solutions, superior execution and exceptional services. We offer bespoke software development, data science, infrastructure, digital trust and mobile development to government institutions at national and European level, telecom providers, and financial institutions, among others. Our bold company culture is built around working hard and playing hard, with a flat and agile structure that lends itself to efficiency and employee empowerment. We value our diverse workplace of close-knit teams and provide a place where everyone can be supported to learn and evolve.
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