Lead Security Officer

Cologix; Ashburn (VA); On-site; USD 50,000 - 70,000; Full time

Job summary

A North America data center company located in Ashburn, Virginia is seeking a Lead Security Officer responsible for managing day-to-day security operations, leading on-site security staff, and enforcing security procedures. The ideal candidate will have 2–5 years of security experience, strong communication skills, and leadership qualities. The role requires the ability to remain calm under pressure and work in a 24/7 environment, including nights, weekends, and holidays. Security certifications are preferred.

Qualifications

• Minimum 2–5 years of security experience, preferably in a critical infrastructure environment.
• Strong written and verbal communication skills.
• Security certifications (CPR/First Aid, Guard Card, Security Supervisor certification) are preferred.

Responsibilities

• Lead and supervise on-site security guards and ensure 24/7 coverage.
• Function as first responder for security incidents, alarms, or emergencies.
• Maintain compliance with data center security standards (SOC, ISO).

Skills

Security experience

Communication skills

Leadership experience

Familiarity with compliance standards

Education

High school diploma or equivalent

Tools

Microsoft Office

Access control systems

Video management systems

Job description

About Our Company

Headquartered in Denver, Colorado, Cologix is a leading North America network-neutral interconnection and hyperscale edge data center company. Our platform gives customers access to 45+ digital edge and Scalelogix™ hyperscale edge data centers in 13 markets across the United States and Canada along with a carrier-dense ecosystem of 710+ networks, 360+ cloud providers, 35+ onramps and seven Internet exchanges. We provide our nearly 2,000 customers with direct access to our local operations teams, resulting in strong partnerships enabled by exceptional operational support and unparalleled customer service. Backed by one of the largest North American infrastructure funds, Cologix's experienced leadership team, certified staff and commitment to ESG initiatives help form a culture that values our people, our environment and our clients.

About the Position

As a Lead Security Officer with Cologix you will be responsible for overseeing the day‑to‑day physical security operations of the data center facility, ensuring the safety of personnel, customers, visitors, and critical infrastructure. This role will lead on‑site security staff, enforce security policies and procedures, and serve as the primary point of contact during security incidents or emergencies.

What you do daily

• Lead and supervise on-site security guards and ensure 24/7 coverage
• Monitoring of physical access points, camera/access control systems, and alarms associated with all systems including, VMS, ACS, BMS, and the FACP
• Enforce all access control procedures for employees, contractors, vendors, and visitors
• Review and verify the patrol documentation completed during each shift
• Verify badges, credentials, and visitor authorizations are accurate and updated upon approval
• Create new access badges and access level changes within the system upon approval
• Assist with incoming/outgoing deliveries, including customer package documentation
• Function as first responder and escalation point for security incidents, alarms, or emergencies
• Investigate incidents, document findings, and prepare detailed incident reports
• Coordinate with data center operations, management, and emergency services as needed
• Ensure proper response to fire alarms, medical emergencies, and security breaches
• Provide on‑the‑job training and mentorship to security guards
• Ensure staff adherence to post orders, policies, and Cologix standard operating procedures
• Report performance issues or policy violations to management
• Maintain compliance with data center security standards (SOC, ISO, customer requirements)
• Support customer security requests, audits, and access needs in a professional manner
• Maintain accurate security logs, access records, and documentation
• Promote a culture of professionalism, vigilance, and customer service
• Assist with the overall cleanliness of the facility and campus (cleaning/snow removal, etc.)

What makes you a good fit (Qualifications)

• Minimum 2–5 years of security experience, preferably in a critical infrastructure environment
• High school diploma or equivalent
• Prior experience in a lead or supervisory role
• Strong written and verbal communication skills
• Ability to remain calm and decisive under pressure
• Basic computer skills (incident reporting, access systems, email)
• Proficient in Microsoft Word, Office, Excel, PowerPoint, and NetSuite
• Experience with access control systems and video management systems
• Security certifications (CPR/First Aid, Guard Card, Security Supervisor certification)
• Familiarity with compliance standards (SOC 2, ISO 27001, etc.)
• Ability to stand and walk for extended periods
• Ability to lift 50 lbs. occasionally
• Ability to work indoors and outdoors in varying conditions
• 24/7 environment; must be able to work nights, weekends, and holidays

Equal Opportunity Employer Statement

Cologix is proud to be an Equal Opportunity Employer. Qualified applicants are considered for employment without regard to age, race, color, religion, sex, national origin, sexual orientation, gender identity, disability, or veteran status.