Physical Security Systems Technician - IT & Infrastructure

About Nebius:

Nebius is leading a new era in cloud infrastructure for the global AI economy. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in-house AI/ML infrastructure.

Built by engineers, for engineers. From large-scale GPU orchestration to inference optimization, we own the hard problems across compute, storage, networking and applied AI.

Listed on Nasdaq (NBIS) and headquartered in Amsterdam, we have a global footprint with R&D hubs across Europe, the UK, North America and Israel. Our team of 1,500+ includes hundreds of engineers with deep expertise across hardware, software and AI R&D.

The role

We are looking for a hands-on Physical Security Systems Technician to support deployment, validation, and maintenance of physical security infrastructure across our sites throughout the United States. This role is based in New York,  and requires frequent travel to support installations, upgrades, testing, and operational activities at multiple locations nationwide.  

The ideal candidate combines strong physical security systems knowledge with practical IT infrastructure experience, including networking, Windows/Linux systems, storage platforms, and log analysis. They will ensure systems are properly deployed, validated, documented, and production-ready.  

Key Responsibilities  

Installation & Support  

Install, configure, and maintain CCTV systems (cameras, NVRs/DVRs, VMS)  

Support access control systems (badging, controllers, readers, permissions)  

Perform hardware replacements (cameras, readers, controllers, cabling components)  

Troubleshoot physical security system issues across network, hardware, operating system, and application layers  

Support Windows and Linux-based systems supporting physical security platforms  

Assist with storage systems used for video retention and evidence management  

Testing & Validation  

Execute system testing after installations and changes  

Develop and run Site Acceptance Testing (SAT) procedures for new deployments  

Validate system performance, coverage, failover scenarios, storage retention, and compliance with design requirements  

Identify, track, and help resolve issues found during testing  

Verify network connectivity, device health, and system integrations  

Documentation  

Produce and maintain accurate technical documentation (network diagrams, device inventories, configurations, system architecture)  

Create and maintain SAT reports, test cases, and validation checklists  

Document system changes, incidents, troubleshooting activities, and resolutions  

Ensure documentation is structured, standardized, and audit-ready  

Deployment & Operations  

Support system upgrades, migrations, and new site rollouts  

Work with vendors and integrators to ensure quality delivery  

Provide on-site and remote support across multiple locations throughout the United States  

Monitor and troubleshoot system logs to identify operational issues and root causes  

Ensure systems comply with internal standards and security requirements  

Required Qualifications  

2+ years of hands-on experience with physical security systems (CCTV, access control)  

Experience installing and configuring cameras and access control hardware  

Experience with system testing, commissioning, SAT, or similar validation activities  

Ability to produce clear technical documentation and reports  

Solid IT infrastructure knowledge, including:  

Networking (TCP/IP, VLANs, routing basics, PoE, DNS, DHCP)  

Windows administration and troubleshooting  

Linux administration, services, logs, and basic troubleshooting  

Storage technologies and capacity management fundamentals  

Log analysis and troubleshooting using system and application logs  

Strong trouble …