Job 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.

• Design, define, and govern enterprise-level ICT architectures across hybrid environments (on-premises and cloud).
• Lead the design and implementation of core ICT systems, ensuring alignment with business objectives, enterprise architecture standards, and industry best practices.
• Define architecture standards across design, development, quality, and testing processes to ensure consistency and scalability of solutions.
• Design and communicate end-to-end system architectures, including interoperability, integration patterns, and interfaces between systems across cloud and on-premises environments.
• Elicit and analyze business, functional, and technical requirements, translating them into robust architectural designs.
• Map business goals, system capabilities, and project priorities into scalable and secure ICT solutions.
• Assess existing systems, identify improvement opportunities, and propose optimized architecture solutions.
• Lead the architecture lifecycle management, including maintaining architectural artifacts, baseline definitions, and technology catalogs.
• Estimate and size software development efforts related to enterprise ICT systems and platforms.
• Collaborate with development, testing, and operations teams to support system design, quality assurance, and change management processes.
• Lead and guide technical teams, ensuring adherence to architectural standards and best practices.
• Select and evaluate technologies and platforms in line with enterprise strategy.
• Collect and analyze system performance and usage metrics to drive continuous improvement.
• Optimize systems with a focus on performance, scalability, security, and reliability.
• Produce and maintain high-quality technical documentation, architecture diagrams, and presentations.
• Contribute to enterprise architecture repositories and governance frameworks.

Qualifications

Education & Certifications

• Advanced university degree (Master’s or equivalent) in computer science, information systems, engineering, or a related field.

At least two of the following certifications (or equivalent):

1. VMware Certified Professional – Data Center Virtualization
2. Microsoft Azure Solutions Architect Expert
3. Red Hat Certified Architect (RHCA)
4. Iasa Certified IT Architect (CITA-A)

Experience & Knowledge

• Proven experience as a key architect in at least two enterprise-wide ICT system migrations or core system deployments.
• Expert-level experience in hybrid architecture design, covering both cloud and on-premises environments.
• Strong expertise in designing enterprise-grade ICT systems and integration platforms, including capacity and security planning.
• Solid understanding of:

1. Identity Management and Active Directory / Entra ID
2. Microsoft System Center ecosystem
3. Databases and application servers
4. Monitoring tools for systems and applications
5. Middleware and integration solutions
6. Modern workplace technologies
7. Cloud integration patterns and cloud migration frameworks
8. Systems integration and software/asset management

• Experience with virtualization, containerization, and cloud infrastructure platforms (Azure and/or AWS).
• Proficiency in system modeling using UML and enterprise architecture tools such as Sparx Enterprise Architect, ARIS Architect or similar.
• Understanding of ICT process design aligned with ITIL v4 practices.
• Familiarity with enterprise architecture frameworks such as TOGAF, Zachman, or Azure Well-Architected Framework.
• Knowledge of DevSecOps principles and practices.
• Experience with ArchiMate modeling is considered an asset.
• Experience designing, configuring, or maintaining Azure or AWS Landing Zones is considered an asset.

Skills

• Excellent communication skills with the ability to engage both technical and business stakeholders.
• Strong documentation and presentation skills, with the ability to clearly communicate complex architectures.
• Analytical thinking and problem-solving capabilities in complex environments.
• Leadership skills with experience guiding technical teams and decision-making processes.
• Proactive mindset and ability to work in dynamic, multi-stakeholder environments.
• Fluency in written and spoken English.