Senior F5 BIG-IP Engineer: 24/7 App Delivery & Security

GD Information Technology, Inc.; North Bethesda (MD); Hybrid; USD 124,000 - 155,000; Full time

Job summary

General Dynamics Information Technology, Inc. is seeking a Senior Application Delivery Engineer to manage the security appliances and infrastructure in a 24x7 environment.

You will oversee configuration changes, monitoring, and incident response for the Application Delivery stack at Bethesda, MD. The role requires 7+ years in application delivery or infrastructure engineering, strong F5 BIG-IP expertise (LTM/GTM), and collaboration with database and application teams to ensure security and

Qualifications

• BS degree in Computer Science, Information Systems or equivalent.
• Minimum 7 years of experience in an Application Delivery role.
• Minimum 7 years of experience in a Network/Infrastructure Engineering role.
• Experience with network infrastructure in enterprise datacenter solutions.
• Must have F5 Certified Technology Specialist (F5-CTS) Certification.

Responsibilities

• Serve as Senior Engineer / Administrator of F5 BIG-IP LTM/GTM load balancing.
• Perform F5 configuration and troubleshooting with database and application teams for over 5,000 applications that are load balanced in the Development, Test, Pre-Production, and Production environments.
• Work closely with other IT functional teams to ensure cohesive support and strategies across the IT organization
• Implement configuration changes, manage patching and support firmware lifecycle management
• Respond to incidents and outages, leading major incident bridge calls during production outages
• Conduct root cause analyses (RCA) for critical incidents
• Support security and compliance reviews and ensure all security vulnerabilities are identified and remediated.
• Monitor F5 platform health, review performance metrics and ensure failover readiness
• Review alerts and logs
• Maintain relationships with key Third-Party software/hardware vendors to provide support to the infrastructure as needed.

Skills

Application Delivery

F5 BIG-IP

F5 Load Balancer

F5 LTM

Education

BS degree in Computer Science, Information Systems or equivalent

Tools

F5 CTS

F5-CSE

CCNP Enterprise

CCNP Security

Job description

General Dynamics Information Technology, Inc. is seeking a Senior Application Delivery Engineer to manage the security appliances and infrastructure in a 24x7 environment.

You will oversee configuration changes, monitoring, and incident response for the Application Delivery stack at Bethesda, MD. The role requires 7+ years in application delivery or infrastructure engineering, strong F5 BIG-IP expertise (LTM/GTM), and collaboration with database and application teams to ensure security and