Site Security Manager - Critical Environments

JLL • Colorado City, TX

2d • Onsite

About The Position

The Site Security Manager is the on-site leader of the physical security program at Barber Lake, reporting to the Director of Physical Security Operations. This hands-on leadership role owns the development, execution, and oversight of all site security operations—24/7/365—from guard force coordination and SOP enforcement to compliance with lease and customer contractual requirements. You will serve as the primary on-site point of contact for the customer's security organization, manage the contracted guard force vendor through the Guard Force Account Manager, and ensure every operational element—visitor processing, government official protocol, incident response—is executed in full alignment with lease obligations and Cipher Digital security standards. This role requires daily movement across the site, partnering with the Site Operations Director, Security Technology team, Compliance & Audit team, and customer security stakeholders to solve problems and ensure nothing falls through the cracks.

Requirements

• Minimum of 5 years of progressive experience in security operations management, preferably in a data center, critical infrastructure, or high-security commercial environment
• Demonstrated experience managing contracted guard force vendors (Securitas, Allied Universal, or equivalent)
• Experience operating security programs in dynamic environments such as active construction, customer move-in, multi-tenant facilities, or 24/7 operations
• Track record of building and managing customer-facing security programs with formal SLAs and contractual obligations
• Proficiency with security reporting tools, ticketing platforms (ServiceNow), and standard productivity software
• Working knowledge of access control systems (Genetec or equivalent) and CCTV/VMS platforms
• Ability to physically stand, walk, climb stairs and ladders, and occasionally lift and/or move up to 25 pounds, with capability to walk extended distances on the data center campus and respond rapidly to incidents on foot

Nice To Haves

• Strong organizational, time management, and prioritization skills with ability to operate calmly under operational pressure and competing priorities
• Excellent communication and presentation abilities, comfortable presenting to executive leadership and customer stakeholders
• Solid troubleshooting skills for operational problems and basic security equipment
• Detail-oriented with capability to manage multiple workstreams simultaneously
• Initiative-driven, results-focused, and accountable with strong interpersonal skills and ability to build trust with customers, vendors, and direct reports

Responsibilities

• Lead all on-site physical security operations, translating lease and customer contractual security requirements into operational reality while ensuring every SLA, control, and obligation is met
• Manage the contracted guard force vendor relationship through the on-site Guard Force Account Manager by setting performance expectations, KPIs, and quality standards, and conducting routine post inspections, shift observations, and SOP audits
• Serve as the primary on-site point of contact for customer security stakeholders, leading security walkthroughs, audits, joint operational reviews, and preparing Monthly and Quarterly Business Review (MBR/QBR) content
• Oversee the end-to-end visitor management process and conduct access reviews of all personnel with site or Tenant Space access, ensuring all access provisioning meets contractual SLAs
• Lead on-site response coordination for all security incidents and emergencies, ensuring incident notification within the contractual 4-hour SLA and delivering formal written incident reports within 72 hours
• Develop, implement, and continuously improve site-specific Standard Operating Procedures (SOPs) covering visitor management, access control, emergency access, government official protocol, and incident response
• Partner with the Security Systems team on system design, deployment, and commissioning, and oversee day-to-day operational use of access control, CCTV/VMS, visitor management, and SOC platforms

Benefits

• Relocation financial assistance provided to eligible candidates relocating to Colorado City, TX - subject to company terms
• 401(k) plan with matching company contributions
• Comprehensive Medical, Dental & Vision Care
• Paid parental leave at 100% of salary
• Paid Time Off and Company Holidays
• Early access to earned wages through Daily Pay

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed