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Dexcom
Dexcom
H1B Visa SponsorConsultingHealthcareManufacturing
Dexcom is a healthcare technology and manufacturing company focused on continuous glucose monitoring (CGM). Founded in 1999, it develops glucose biosensing systems such as the Dexcom G7, which gives users real-time glucose readings and related insights to support diabetes management. Its products are designed for both adults and children and are available without a prescription.
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Senior Cyber Defense Engineer

Lead cyber defense strategy and engineering for Dexcom’s continuous glucose monitoring technology, advancing detection, incident response, threat hunting, automation, and readiness.

USUnited States
$181,000 – $301,600 / year
RemoteFull-timeSeniorEnglish RequiredEngineer
CloudPythonSQL

Description

  • Shape the strategy and roadmap for enterprise cyber defense capabilities
  • Set architectural direction for cyber defense
  • Define design principles, telemetry standards, integration patterns, and engineering practices
  • Manage the enterprise detection engineering lifecycle, from detection logic and use cases to validation, tuning, and effectiveness measurement
  • Build advanced detections, telemetry integrations, SOAR workflows, and AI agent response patterns with human oversight
  • Lead major cross-functional cyber defense programs and technology transformations
  • Resolve complex dependencies, technical tradeoffs, and sequencing decisions
  • Provide senior technical leadership during complex incidents and emerging or unconventional risk scenarios
  • Lead root-cause analysis and corrective actions to deliver lasting defensive improvements
  • Set the technical approach for threat hunting and adversary validation
  • Strengthen cyber readiness through technical exercises, playbook validation, and escalation testing
  • Identify and address systemic gaps in defensive capabilities
  • Explain technical risk to senior leaders
  • Mentor engineers and analysts to build technical expertise

Requirements

  • Bachelor’s degree in a technical field and at least 13 years of related experience, or a master’s degree and at least 8 years of equivalent industry experience, or a PhD and at least 5 years of experience
  • Track record of leading complex cyber defense initiatives across organizational boundaries
  • Deep expertise in SIEM, SOAR, XDR/EDR, NDR, identity and email telemetry, and cloud security technologies
  • Experience with large-scale cloud, hybrid, and on-premises environments
  • Strong engineering experience in detection logic, automation, telemetry pipelines, API integrations, or security tooling
  • Experience with Python, PowerShell, SPL, KQL, SQL, or similar technologies
  • Deep knowledge of adversary behavior, threat hunting, incident response, digital forensics fundamentals, detection engineering, cyber threat intelligence, and MITRE ATT&CK
  • Experience applying AI or machine learning to detection, investigation, or automated response, including measuring performance and maintaining appropriate human oversight
  • Ability to serve as a senior technical authority, influence leaders without formal authority, mentor senior practitioners, and make sound decisions in high-stakes situations
  • Certifications such as CISSP, CCSP, GIAC, or equivalent advanced security credentials may be advantageous
  • Travel requirement: 0–5%

Benefits

  • Medical, dental, and vision coverage
  • Wellness programs
  • Performance incentives
  • Advancement opportunities
  • Flexible work arrangements
  • Unlimited paid time off
  • In-house training
  • Professional development programs
  • Career mentorship
  • Opportunities to attend security conferences
  • Inclusive and diverse work environment
  • Home office workplace
  • Hybrid work may be available to employees within commuting distance of a Dexcom site
  • Flexible workplace option

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