Senior Network Security Engineer

We are looking for a skilled Security Engineer to join our clients Networks and Security team. The ideal candidate will have a strong background in networks and cybersecurity, with a focus on the design, implementation and management of network security solutions and the implementation of IT security best practices.
Key Responsibilities
Design, implement, and manage security systems, including configure, troubleshoot and maintain security infrastructure software and hardware, to deliver cutting-edge security solutions to their customers
Develop, maintain, and enforce security policies, procedures, and technical documentation, aligning with best practices and regulatory requirements
Install software that monitors systems and networks for security breaches and intrusions
Monitor, analyze, and respond to security events and alerts, utilizing SIEM tools and threat intelligence to identify and mitigate vulnerabilities, intrusions, and suspicious activities
Conduct regular security risk assessments, penetration tests, and vulnerability scans, providing detailed reports and remediation plans to reduce exposure and improve resilience
Manage and support security tools and technologies, such as firewalls, endpoint protection, DLP, IDS/IPS, encryption, VPNs
Provide technical support services, conduct root cause analysis of service outages and implement preventive measures and best practices
Communicate with clients and stakeholders to identify requirements, provide expert advice, and progress updates
Collaborate internally with engineering teams, sales and project management to support process efficiency and improved productivity
Liaise with vendors and third-party partners, managing product evaluations, integrations, and the secure onboarding of external services and suppliers
Continuously develop security technical skills and obtain security technical certifications as required by vendor partnerships
Key Qualifications
University degree in Computer Engineering, or other IT related field
At least 5 years of proven working experience as a Security Engineer or similar role
Familiarity with Fortinet technologies (FortiGate, FortiAnalyzer, FortiWeb, FortiMail FortiClient, etc.) is a significant plus
Knowledge of networking protocols
Knowledge of cloud security (AWS, Azure, GCP) is a plus
Professional certifications such as Fortinet NSE or similar are highly desirable
Proficiency with scripting and automation tools (e.g., Python, Ansible) will be considered an advantage
Skills and Competencies
Strong analytical and problem-solving skills
Ability to work independently and collaboratively in a fast-paced environment
Willing to continuously improve technical skills and knowledge
Excellent communication and documentation abilities (in English and Greek)
Friendly and professional manner with an enthusiastic positive approach towards tasks

Work arrangement
Yes