SFO Site Security Manager

Nebius B.V.; San Francisco (CA); On-site; USD 120,000 - 180,000; Full time

Job summary

Nebius B.V. is seeking a Site Security Manager to lead physical security operations for the Nebius San Francisco office. You will own the day-to-day security posture of the site, protect employees, visitors, assets and infrastructure, and ensure local practices are robust, compliant and aligned with Nebius corporate standards.

This hands-on leadership role requires setting clear processes, managing vendors and front-desk security personnel, and responding calmly when incidents occur.

Qualifications

• Proven experience managing physical security operations in large corporate or tech environments.
• Strong leadership and communication skills.
• Knowledge of U.S., California and San Francisco security requirements.
• Hands-on experience with surveillance systems and access-control platforms.
• Ability to create risk assessments, incident reports and corrective actions.
• Calm, credible decision-making under pressure.

Responsibilities

• Lead day-to-day physical security operations at the Nebius San Francisco office, maintaining a safe, secure environment for employees, visitors and company assets.
• Develop, implement and continuously improve site-specific security policies, procedures and training.
• Monitor CCTV, alarm systems and access-control processes, coordinating with vendors for reliable operation.
• Conduct regular risk assessments, site reviews and physical-security checks; drive corrective actions to completion.
• Serve as the primary local liaison with law enforcement, emergency services and building management during incidents.
• Lead investigations into security breaches and incidents, document findings and implement corrective actions.
• Manage relationships with external security vendors and contractors, ensuring high-quality service delivery.
• Direct and coach front-desk security personnel on-site to maintain consistent security standards.
• Partner with Facilities, IT, People, Legal/Compliance and site leadership to align local practices with company-wide security expectations.

Skills

Leadership

Vendor management

Front-desk security

CCTV & access control

Risk assessment

Incident response

Documentation & reporting

Job description

We are looking for a Site Security Manager to lead physical security operations for the Nebius San Francisco office. You will own the day-to-day security posture of the site, protect employees, visitors, assets and infrastructure, and make sure local practices are robust, compliant and aligned with Nebius corporate standards. This is a hands-on leadership role for someone who can set clear processes, manage vendors and front-desk security personnel, and respond calmly and decisively when incidents occur.

Your responsibilities will include:

• Lead day-to-day physical security operations at the Nebius San Francisco office, maintaining a safe, secure and professional environment for employees, visitors and company assets.
• Develop, implement and continuously improve site-specific security policies, procedures and training for the San Francisco office, aligned with Nebius corporate standards and applicable U.S., California and San Francisco requirements.
• Monitor and manage CCTV, alarm systems and access-control processes, ensuring reliable operation, clear escalation routes and timely response to potential threats.
• Conduct regular risk assessments, site reviews and physical-security checks; identify vulnerabilities and drive corrective actions to completion.
• Serve as the primary local liaison with local law enforcement, emergency services, building management and other relevant authorities during incidents, emergencies or crises.
• Lead investigations into security breaches and incidents, document findings clearly, and implement corrective and preventive actions.
• Manage relationships with external security vendors and contractors, setting expectations and ensuring high-quality service delivery.
• Direct, brief and coach front-desk security personnel on-site so that security standards are applied consistently and professionally.
• Partner with Facilities, IT, People, Legal/Compliance and site leadership to keep local practices aligned with company-wide security, safety and business-continuity expectations.

We expect you to have:

• Proven experience managing physical security operations, preferably in large corporate, technology, critical-infrastructure or governmental environments.
• Strong leadership, communication and interpersonal skills, with the ability to manage vendors, contractors and diverse on-site teams.
• Solid knowledge of physical-security principles, risk management, emergency response and applicable U.S., California and San Francisco requirements.
• Hands-on experience with security technologies, including surveillance systems, CCTV, alarm systems and access-control platforms.
• Excellent analytical and problem-solving ability, with the judgment to assess risk, prioritize remediation and implement effective solutions.
• Calm, credible decision-making under pressure, especially during emergencies, incidents or sensitive investigations.
• Clear documentation and reporting skills, including incident reports, risk summaries, findings and corrective-action plans.

Clear documentation and reporting skills, including incident reports, risk summaries, findings and corrective-action plans. Proven experience managing physical security operations in large corporate, technology, critical-infrastructure or governmental environments, Strong leadership, communication and interpersonal skills, Solid knowledge of physical-security principles, risk management, and emergency response, Knowledge of U.S., California and San Francisco security requirements, Hands-on experience with surveillance systems, CCTV, alarm systems and access-control platforms, Analytical and problem-solving ability to assess risk and prioritize remediation, Ability to make calm and credible decisions under pressure, Clear documentation and reporting skills