IT Network Engineer

About the Position

IT Network Engineer

Athens, Attica, Greece

At Sunlight Group, we are pioneering the future of energy storage for industrial and advanced technology applications, driven by a genuine passion for performance and continuous improvement. We operate with a deep awareness of our environmental impact, fostering a culture of openness and respect in all our interactions. With a strong customer focus, we relentlessly leverage data and insights to develop innovative solutions that empower our clients and enhance our shared ecosystem. Embracing an entrepreneurial spirit, we cultivate an agile and collaborative environment where our people are inspired through open communication, continuous learning, and the opportunity to unlock their full potential.

Our Vision: Transforming Energy Storage Solutions To Power A Sustainable Tomorrow.

Our Mission: We deliver cutting-edge, high quality energy storage solutions for industrial and advanced technology applications, driving an all-electric future.

The IT Network Engineer is responsible for designing, implementing, and optimizing secure, resilient, and high-performance network infrastructure across all company locations, providing hands-on expertise in Cisco and Fortinet technologies. The role serves as a key technical escalation point, ensuring network scalability, security, and alignment with business and IT strategy, while collaborating with cross-functional teams on architecture, security initiatives, and complex infrastructure projects.

Responsibilities

• Contribute to the design, architecture, and implementation of enterprise-grade, secure, and scalable network solutions
• Configure, administer, and optimize complex network environments using Cisco and Fortinet technologies
• Act as the technical escalation point for complex and critical network issues
• Monitor and manage network performance, availability, and integrity
• Proactively identify opportunities to improve network performance, scalability, automation, and operational efficiency
• Troubleshoot on-premises and cloud network issues
• Ensure high-quality, accurate, and up-to-date technical documentation and network diagrams
• Participate in security assessments and assist in enforcing network security policies
• Participate in customer workshops, technical reviews, and solution design sessions
• Collaborate closely with enterprise architects, security teams, and project managers to ensure successful project delivery
• Support IT/OT network environments where applicable

Requirements

• Bachelor’s degree in computer science, Information Technology, Network Engineering, or a related field. MSc. is considered a plus.
• At least 3 years of relevant experience in network engineering, network operations, infrastructure, or IT networking roles
• Solid understanding and strong hands-on expertise on security and networking principles
• Strong verbal and written communication skills, documentation, and problem-solving skills
• Experience in Cisco Call Manager, IT/OT Environments Aruba working experience and Fortinet Certifications is a plus
• Knowledge of industry security and compliance standards is a plus
• Excellent written and verbal knowledge of English. Knowledge of an additional language is a plus
• Availability to travel as required

We Offer

• Competitive salary package and bonus scheme
• Health and life insurance for you and your family
• Employee wellness program & initiatives
• Continuous training opportunities
• Clear career paths & a developmental 360° feedback framework
• International mobility opportunities

About the Company

At Sunlight Group, we are committed to transforming energy storage solutions to power a sustainable tomorrow. Our mission is to deliver cutting-edge, high-quality energy storage solutions for industrial and advanced technology applications, driving an all-electric future. We believe in fostering a culture of openness, respect, and continuous improvement, and we are dedicated to making a positive environmental impact.