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Overview
Senior

Sr Cybersecurity Engineer

Confirmed live in the last 24 hours

Dexcom

Dexcom

Penang, Malaysia
On-site
Posted April 1, 2026

Job Description

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.

Position Summary:

Partner with both MY, US and Ireland IT Information Security team to assess, improve and strengthen existing Dexcom OT security posture.

Essential Duties and Responsibilities:

  • Follow the sun support across 3 regions, MY, US, and EMEA.
  • Manage Privileged Access Management (PAM) and Identity Security solution, CyberArk.
  • Manage Secure Access Service Edge (SASE) solution, Netskope.
  • Manage Network Access Control (NAC) policy, Forescout.
  • Manage OT monitoring solution, Nozomi.
  • Manage internal pentest tool, Horizon3 AI NodeZero.
  • Perform Security Information and Event Management (SIEM) analysis, Cortex XSIAM.
  • Perform security assessment and review for new projects, tools and services.
  • Collaborate with IT and other business units for OT policies and procedures enforcement.
  • Monitoring critical Cybersecurity services through Datadog.
  • KPI and Metrics to measure compliance.

Required Qualifications:

  • Bachelor’s Degree (Computer Science, Information Systems) or equivalent applicable experience.
  • Minimum 5 years working experience in related field. Preferably in a manufacturing environment.
  • Strong knowledge in OT security and implementation of security practices which adhere to IT/OT security policies, compliance, audit and standards.
  • Well versed in PAM, SASE and NAC administration.
  • Familiar with security pentest.
  • Familiar with SIEM query language.
  • Strong analytical and troubleshooting skills.

To all Staffing and Recruiting Agencies: Our Careers Site is only for individuals seeking a job at Dexcom. Only authorized staffing and recruiting agencies may use this site or to submit profiles, applications or resumes on specific requisitions. Dexcom does not accept unsolicited resumes or applications from agencies. Please do not forward resumes to the Talent Acquisition team, Dexcom employees or any other company location. Dexcom is not responsible for any fees related to unsolicited resumes/applications.