We are seeking a self‑driven and hands‑on IT Administrator to join Lumen’s dynamic team. You will be the single point of contact for everything IT-owning, our SaaS stack, endpoints, office networks, security, and employee support for an innovative company whose handheld metabolic breathalyzer and app help people improve their wellness and lifestyle. This is a high‑impact, end‑to‑end role for someone who enjoys both strategic planning and rolling up their sleeves to keep things running smoothly.

Responsibilities

• Own Lumen’s entire IT infrastructure, SaaS, endpoints, office networks, security, A/V-ensuring reliability, scalability, and cost‑effectiveness
• Lead IT projects - migrations, rollouts, audits, delivering on time with minimal downtime and clear communication to stakeholders
• Deliver responsive day‑to‑day support to on‑site and remote employees, handling onboarding, off‑boarding, and hardware lifecycle management
• Administer and optimize Google Workspace tenants, including identity, access, and SSO integrations
• Deploy, secure, and monitor macOS devices with Kandji MDM and Windows devices with ManageEngine Endpoint Central
• Protect endpoints with ESET Antivirus, enforce patch management, and drive continuous security hardening in line with ISO 27001/GDPR practices
• Operate and maintain hybrid‑meeting environments using Zoom Rooms and Neat Pulse, guaranteeing seamless global collaboration
• Manage network gear (firewalls, switches, Wi‑Fi, VPN) and troubleshoot connectivity across office and remote setups
• Own vendor relationships and procurement, negotiate contracts, and keep accurate asset inventories and runbooks
• Track, report, and continuously improve key IT metrics, escalating risks and proposing forward‑looking solutions

Skills and Experience

• 5+ years of hands‑on IT administration / systems engineering in a SaaS, multi‑OS environment
• Proven expertise administering Google Workspace
• Strong experience with Apple Device Management software (MDM)
• Experience configuring and supporting Zoom (admin portal, Zoom Rooms) and in room device fleet
• In‑depth understanding of TCP/IP networking, VLANs, firewalls, VPN, and Wi‑Fi design
• Excellent troubleshooting and communication skills; able to prioritize and work independently as a “one‑person IT team”
• Fluency in Hebrew and English

Advantage

• Proficiency with Slack workspace administration and SaaS integrations
• Bachelor’s degree in Computer Science, Information Systems, or equivalent practical experience