Security & Network Administrator

Description Lumenis is a global leader in energy-based solutions for Aesthetics and Eye Care. With more than 1000 employees worldwide and sales in over 100 countries, we are headquartered in Yokneam and have offices in Tel-Aviv. We are looking for a Security & Network Administrator for our IT team. The Security & Network Administrator will be responsible for executing the security strategy defined by the CISO within the global IT team, focusing primarily on cybersecurity operations and enterprise network security. Implementing technical security controls, responding to security incidents, and coordinating remediation across a hybrid Azure, AWS, and on-premises environment. If you want to work in an innovative, international environment and help push the boundaries of healthcare, well-being, and energy-based technology, this is your opportunity! Key responsibilities: • Identity & Cloud Security: Manage and secure Microsoft Entra ID (Conditional Access, MFA, PIM, Identity Protection), implement access controls, and secure Azure and AWS workloads using CSPM and cloud-native security tools. • Email Security: Operate and manage cloud-based email security solutions. • Endpoint & Server Security: Manage EDR/XDR solutions and drive security hardening based on CIS Benchmarks across Windows, macOS, Linux, and server environments, including Active Directory security and Group Policy Objects, in coordination with infrastructure teams. • Vulnerability Management: Identify, assess, and prioritize security vulnerabilities, coordinate remediation with relevant teams, and track findings through closure. • Incident Response: Investigate and respond to security incidents, including containment, remediation, and recovery, in coordination with the SOC/MDR team. • AI Security: Implement security controls for enterprise AI applications, Generative AI platforms, and AI agents, focusing on data protection, access controls, and AI-related security risks. • Configure, maintain, and secure enterprise firewalls and switches. • Configure and troubleshoot VLANs, trunking, and inter-VLAN routing. • Perform security updates and hardening for network devices. Requirements • 5+ years of hands-on experience in Security and Network Administration. • Proven experience securing Windows, macOS, Linux, server environments, Active Directory, and Group Policy Objects. • Strong hands-on experience with Entra ID, EDR/XDR, firewalls, switches, and cloud security (Azure and/or AWS). • Experience working in global organizations with 1,000+ employees - Preferred • Experience with CSPM, AI Security, and SaaS Security- Preferred. • Professional certifications in cybersecurity and networking are an advantage- Preferred. • Fluent English both speaking and writing. • Experience in regulated or compliance-driven environments – Preferred. • Execution-oriented, technically strong, detail-oriented, self-driven, and able to take full ownership of security tasks and incidents through resolution- Preferred. • Strong problem-solving skills, continuous learning mindset, and ability to perform effectively under pressure- Preferred. • Ability to work in dynamic and changing environment, cope with conflicts and stress situations, work under pressure. Readiness to work in unconventional hours - a Must Here’s why you will LOVE working at Lumenis: Develop your expertise and exercise your creativity while making a true DIFFERENCE in people’s lives. Work at a company with a 60+ year legacy of groundbreaking innovation that remains a market leader in its domains. Benefit from personal growth opportunities and drive decisions that shape the future of our products, processes, and business culture.