Application Engineer/Administrator

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, business intelligence and infrastructure services.

We are composed of 13 entities across 6 countries that are unified by the Arηs Group, with more than 1750 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.

Our success can be attributed to the synergy among our nine complementary entities, combined with our methodologies, which are based on the Rational Unified Process (RUP) and the Scrum agile software development framework.

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: starting with user requirements, business process redesign and specifications, to continue with development, testing and application maintenance.

Are you an experienced Application Engineer?

Do you enjoy working with cutting-edge tech stack?

We would like to meet you!

We are currently looking for Application Engineer to join our growing team in one of the biggest European organizations in law enforcement.

Your tasks:

• Application installation, configuration and administration in production and non-production environments;
• Application monitoring, performance tuning and continuous improvement of the efficiency and quality of service;
• Applications support and maintenance activities such as incident, change, release and problem resolution;
• Writing and validating application procedures manuals, including troubleshooting guides, backup and restore plans;
• Automating administrative procedures for recurring system administration activities and provide installation and technical support documentation where required;
• Contributing to the structuring, maintenance and development of the technical knowledgebase supporting the ICT Operations activities;
• Reporting on application availability, performance, capacity and overall usage where required.

Who are you:

Mandatory:

• Bachelor’s degree plus a minimum of 9 years of experience working as an IT professional in mid/large IT infrastructure environments, including deployment, support, and maintenance of applications.
• Working knowledge of English (level B2 or higher)
• 6+ years of experience as an IT professional in mid/large IT infrastructure environments, including deployment, support, and maintenance of applications
• 5+ years of experience in application administration
• 2+ years of experience with microservices, container orchestration, and container-based stacks (e.g., Docker or Kubernetes)
• 2+ years of experience administering and supporting Elasticsearch
• 5+ years of experience with enterprise Microsoft or Linux server solutions
• Good knowledge of deployment and administration of Elasticsearch clusters
• Good knowledge of microservices, container orchestration, and container-based stacks using Kubernetes, Helm charts, Docker, and Rancher
• Good knowledge of configuration management tools (e.g., Puppet, Ansible, Chocolatey)
• Good knowledge of shell and/or PowerShell scripting
• Good knowledge of ITIL processes, including incident, change, and release management

 Desirable Requirements

• 2+ years of experience with Public or Hybrid Cloud services and solutions (e.g., Azure or AWS)
• Good knowledge of DEVOPS methodologies and tools
• Good knowledge of relational databases (e.g., MS SQL, PostgreSQL) and how they interact with applications
• Good knowledge of Kong API Gateway
• Good knowledge of Azure or AWS
• Certifications in any of the mentioned technologies