IT Infrastructure Supervisor (Onsite)

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, unlocking 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, offering personalized actionable insights aimed at solving important health challenges. Our ambition is to become a leading consumer health technology company while continuing to develop solutions for serious health conditions.

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.

Please be advised that this is a fully onsite role at our new EMEA Manufacturing HQ in Athenry, Co. Galway.

As a Supervisor of IT Infrastructure, you will lead a team that provides the delivery, maintenance, and optimization of IT infrastructure and systems across the organization. This position is responsible for leading a technical team, ensuring high standards of system reliability, security, and performance, and supporting business objectives through innovative engineering solutions.

• Lead and supervise the Infrastructure and Systems Engineering team, providing guidance, support, and professional development opportunities.
• Oversee the design, implementation, and maintenance of core infrastructure services, including servers, networks, storage, virtualization platforms, and cloud solutions.
• Ensure systems and infrastructure are secure, resilient, and compliant with relevant global standards and policies.
• Coordinate and manage projects related to infrastructure upgrades, migrations, and new technology deployments.
• Monitor system performance, identify areas for improvement, and implement solutions to optimize reliability and efficiency.
• Manage incident response and troubleshooting for complex infrastructure issues, ensuring timely resolution and minimizing business impact.
• Collaborate with other IT teams globally and business units to understand requirements and deliver effective engineering solutions.
• Measure team performance against appropriate metrics.
• Monitor and communicate performance, adherence to SLA levels, etc.
• Develop and maintain technical documentation, processes, and best practices within the team.
• Report on infrastructure health, risks, and progress to senior management.
• Other duties as assigned.

• Minimum of 5 years of experience leading an Infrastructure and / or Systems Engineering team, or a similar IT function.
• Strong technical knowledge of server, network, storage, and cloud technologies (e.g., Windows/Linux servers, VMware, Azure/AWS, Cisco networking).
• Desire to work in a fast‑paced, collaborative environment.
• Demonstrated ability to manage projects, delegate tasks, and drive team performance.
• Excellent problem‑solving and analytical skills.
• Familiarity with IT security principles and regulatory compliance.
• Aptitude, initiative, follow‑through, and strong project management skills.
• Excellent communication of highly technical information to both technical and non‑technical personnel, adjusting messaging accordingly.
• Relevant professional certifications (e.g., MCSE, CCNA, CCNP, AWS Certified Solutions Architect).

• A front‑row seat to life‑changing CGM technology. Learn about our brave #dexcomwarriors community.
• A full and comprehensive benefits program.
• Growth opportunities on a global scale.
• Access to career development through in‑house learning programs and/or qualified tuition reimbursement.
• An exciting and innovative, industry‑leading organization committed to our employees, customers, and the communities we serve.

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