Senior Security Engineer: Cloud & SIEM Defense

F5, Inc.; Reston (VA); On-site; USD 196,000 - 294,000; Full time

Benefits offered by this job

Incentive compensation

Bonus

Restricted stock units

Benefits

Job summary

F5 Networks in Reston, VA seeks a Sr. Security Engineer to design, implement, and operate robust security monitoring and auditing across the Distributed Cloud platform.

You will help define events to monitor, drive incident response, and contribute to DevSecOps initiatives while collaborating with architects, SRE, and compliance teams. The role requires 8+ years in security operations, strong logging/SIEM experience, cloud and container platforms, and hands-on scripting.

Qualifications

• 8+ years in security operations and monitoring.
• Experience with DevSecOps and vulnerability management.
• Proficient in logging, monitoring, and SIEM tools (GuardDuty, Sumo Logic, Grafana, Splunk, etc.).
• Working knowledge of at least one cloud platform (AWS, Azure, GCP).
• Strong understanding of Kubernetes, containers, and deploying apps in containers.
• Programming or scripting in Python, Java, or Shell.

Responsibilities

• Collaborate with architects, security defenders, Operations, SRE, and compliance to define monitoring events and audits.
• Continuously enhance monitoring systems for visibility, incident response, availability, and forensics.
• Contribute to vulnerability management and DevSecOps strategies.
• Participate in Incident Response activities and provide information during forensics.
• Support on-call rotations and respond to incidents during nights or weekends.

Skills

Security monitoring

Incident response

DevSecOps

Vulnerability management

SIEM/logging

Cloud platforms

Kubernetes

Scripting

On-call readiness

Education

BS in Computer Science or equivalent

Tools

AWS GuardDuty

Sumo Logic

Grafana

CrowdStrike

DataDog

Splunk

Thycotic

Job description

F5 Networks in Reston, VA seeks a Sr. Security Engineer to design, implement, and operate robust security monitoring and auditing across the Distributed Cloud platform.

You will help define events to monitor, drive incident response, and contribute to DevSecOps initiatives while collaborating with architects, SRE, and compliance teams. The role requires 8+ years in security operations, strong logging/SIEM experience, cloud and container platforms, and hands-on scripting.