Senior Director, Global Security Operations

Mimecast

Senior Director overseeing global security operations at CyrusOne. Establishing and executing security standards to support business growth and resilience across data centers.

Posted 4/15/2026full-timeDallas • Texas, Virginia • 🇺🇸 United StatesSeniorWebsite

About the role

Key responsibilities & impact

Serve as a key strategic and operational partner to the VP, Global Security, helping translate enterprise priorities into execution across the global security program
Advise on operating model maturity, performance trends, organizational priorities, and investment decisions that strengthen resilience, consistency, and long-term capability across the global security function
Drive execution of the enterprise strategy and multi-year roadmap for global security operations across corporate and data center environments
Translate company strategy, customer commitments, contractual requirements, and risk priorities into globally applicable operating standards, governance models, and measurable performance expectations
Define policies, procedures, standards, and operating controls that promote consistent, resilient, and audit-ready performance across the global estate while allowing for appropriate regional flexibility
Shape budget strategy, resource allocation, and investment priorities for Security Operations, balancing disciplined spend , total cost of ownership, and long-term capability needs
Establish executive KPI scorecards, operating reviews, and performance reporting that provide leadership with clear visibility into maturity, risk, service reliability, cost performance, and improvement priorities
Advance functional maturity through standardization, performance management, corrective action discipline, change management, and targeted process transformation
Build a scalable operating model supported by standardized processes, globally consistent routines, and clear ownership across geographies
Set the enterprise direction for global security operations delivery across regions, sites, and programs, driving consistent performance, resilience, and accountability at scale

Requirements

What you’ll need

12+ years of progressive experience in corporate security, physical security operations, data center security, critical infrastructure security, or related security leadership roles in complex operating environments
7+ years of leadership experience managing leaders, multi-site programs, or geographically distributed teams in a 24x7 or high-availability environment
Experience leading security operations across multiple regions or global environments with responsibility for enterprise standards, governance, and measurable performance outcomes
Experience shaping, influencing, and executing strategy for incident response, crisis management, investigations, and operational recovery
Experience leading large-scale vendor, contract guard force, and third-party service performance across multiple geographies
Experience supporting audits, compliance programs, customer security requirements, and remediation of systemic control gaps
Experience building executive KPI scorecards, operating reviews, and data-driven performance management processes
Experience leading budget strategy, forecasting, investment prioritization, and resource allocation
Experience partnering with executive stakeholders and building leadership depth to strengthen scalable, standardized operations

Benefits

Comp & perks

Option to work remotely on Mondays and Fridays
Comprehensive health, dental, and vision insurance plans
Life and disability insurance
Access to mental health resources and employee assistance program
Competitive pay, performance bonus, 401(k) retirement plan with company match
Generous paid time off and holidays
Parental leave

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

corporate securityphysical security operationsdata center securitycritical infrastructure securityincident responsecrisis managementinvestigationsoperational recoveryperformance managementbudget strategy

Soft Skills

leadershipstrategic partnershipinfluencingexecutionresource allocationperformance reportingchange managementstandardizationaccountabilitycommunication