Regional Security Manager (Americas)

The Company

Dexcom Corporation (NASDAQ DXCM) is a pioneer and global leader in continuous glucose monitoring (CGM). Dexcom began as a small company with a big dream: To forever change how diabetes is managed. To unlock information and insights that drive better health outcomes. Here we are 25 years later, having pioneered an industry. And we're just getting started. We are broadening our vision beyond diabetes to empower people to take control of health. That means personalized, actionable insights aimed at solving important health challenges. To continue what we've started: Improving human health.

We are driven by thousands of ambitious, passionate people worldwide who are willing to fight like warriors to earn the trust of our customers by listening, serving with integrity, thinking big, and being dependable. We've already changed millions of lives and we're ready to change millions more. Our future ambition is to become a leading consumer health technology company while continuing to develop solutions for serious health conditions. We'll get there by constantly reinventing unique biosensing-technology experiences. Though we've come a long way from our small company days, our dreams are bigger than ever. The opportunity to improve health on a global scale stands before us.

Meet the team:

At Dexcom, our Global Security team is redefining what it means to protect a mission-driven organization. We are more than a protective layer; we are embedded partners in innovation, culture, and care. We work shoulder-to-shoulder with teams across the company, utilizing secure-by-design principles, enabling innovation, safeguarding trust, and supporting the people who make life-changing technology possible.

This role isn’t just about security, it’s about leadership, partnership, and impact. You’ll join a team that’s building a modern, proactive security program rooted in strategy, prevention, collaboration, and service. We work cross-functionally, think globally, and act locally. If you’re energized by complexity, thrive in dynamic environments, and want to be part of a team that’s as mission driven as the company it protects, come join us!

Where you come in:

• You act as the primary security liaison for all office, manufacturing, and R&D sites across the Americas region, building strong relationships to ensure security programs support business objectives.
• You supervise regional site security supervisors, ensuring consistent execution of security protocols, incident processes, and compliance standards.
• You conduct comprehensive regional security assessments, monitor incident trends, and deliver reports and recommendations for continuous improvement.
• You oversee security planning and execution for regional events, ensuring adequate staffing, access control measures, emergency preparedness, and post‑event reviews.
• You lead incident response for security within the Americas, directing resources, escalating issues appropriately, and maintaining communication with leadership, partners, and authorities.
• You manage vendor performance, validate invoices, and identify cost‑efficient improvements without compromising security.
• You track key security metrics and provide monthly, quarterly, and annual reporting to leadership, ensuring alignment with policies, SOPs, budgets, and regulatory requirements.
• You travel within the Americas and internationally to support sites, incident response needs, training activities, vendor coordination in support of global security programs.

As the Regional Security Manager for the Americas, you play a critical role in strengthening Dexcom’s global security posture by driving regional alignment, operational consistency, and proactive risk mitigation. You serve as the primary liaison for security operations across diverse office, manufacturing, and R&D environments within the region, building trust with stakeholders, managing front‑line security teams, and ensuring readiness for any threat or disruption that may impact our people, facilities, or operations.

What makes you successful:

• You excel at building strong, trust‑based relationships and your background in physical security operations enables you to assess risks, lead incident response, and ensure consistent operational standards across multiple sites.
• You must have 8-12 years of security experience, with at least 4 years in the government or law enforcement and 2 additional years’ corporate security experience.
• You must have a minimum of 2 years’ management or lead experience.
• You bring strong crisis‑management capabilities and are confident leading emergency responses, coordinating tabletop exercises, and communicating clearly under