Senior Cyber Defense Engineer — Remote Detection & Automation

Dexcom Inc.; Northern (KY); Remote; USD 156,000 - 261,000; Full time

Benefits offered by this job

Medical, dental, vision coverage

Wellness programs

Unlimited PTO

Career mentorship and security con fer

Conference attendance

Job summary

Dexcom is seeking a Staff Cyber Defense Engineer to lead and implement enterprise cyber defense capabilities. This remote US role requires hands-on expertise in detection, response, threat hunting, and automation, with mentoring responsibilities for junior team members.

The position emphasizes ownership of engineering solutions, telemetry integrations, and collaboration across Information Security and IT to strengthen controls.

Qualifications

• Requires a technical bachelor’s degree and 8–12 years of related experience or a master’s degree with 5–7 years

Responsibilities

• Design, implement, and own enterprise cyber defense capabilities across detection, response, hunting, automation, and readiness.
• Lead complex security investigations, escalations, and risk scenarios.
• Develop telemetry pipelines, detections, and playbooks; support red/purple team exercises.
• Mentor junior engineers and analysts to strengthen team capability.
• Collaborate across Information Security and IT to improve controls and documentation.

Skills

SIEM/SOAR/XDR

Threat hunting

Incident response

MITRE ATT&CK

Automation

Python

PowerShell

APIs/Integrations

Education

Bachelor's degree in a technical discipline

Master’s degree (bonus)

PhD (advanced)

Tools

Python

PowerShell

SPL

KQL

SQL

Job description

Dexcom is seeking a Staff Cyber Defense Engineer to lead and implement enterprise cyber defense capabilities. This remote US role requires hands-on expertise in detection, response, threat hunting, and automation, with mentoring responsibilities for junior team members.

The position emphasizes ownership of engineering solutions, telemetry integrations, and collaboration across Information Security and IT to strengthen controls.