F5 Systems Administrator

Responsibilities

• Duties and Responsibilities:
• Configure, deploy, and maintain F5 BIG-IP systems, including Load Balancers, Application Delivery Controllers (ADCs), and SSL offloading configurations.
• Troubleshoot and resolve F5-related performance and availability issues, ensuring minimal service disruptions.
• Collaborate with network, systems, and security teams to integrate F5 solutions into the broader network and infrastructure environment.
• Design and implement traffic management rules, including global server load balancing (GSLB) and local server load balancing (LSLB).
• Manage F5 configurations for SSL/TLS offloading, including key and certificate management for secure communication.
• Monitor F5 systems for health and performance, providing proactive recommendations for optimization.
• Configure and maintain F5 iRules to manage application traffic and provide enhanced functionality for specific use cases.
• Ensure compliance with security policies, best practices, and regulatory requirements in the deployment and maintenance of F5 systems.
• Support incident response and root cause analysis for any F5-related issues impacting critical applications or services.
• Develop and maintain documentation for F5 configurations, change management, troubleshooting guides, and standard operating procedures.
• Provide technical support and guidance to other IT teams and end-users regarding F5 traffic management solutions.
• Assist in performing F5 system upgrades, patches, and troubleshooting tasks to ensure continued system functionality.
• Collaborate with vendors to resolve hardware or software-related issues and escalate problems when necessary.
• WHAT YOU'LL NEED TO SUCCEED :
• Bring your technology expertise and drive for innovation to GDIT. The F5 Technician/Systems Administrator must have:
• Certification: Applicable DoW 8140 or DoW 8570 Certification (i.e., CompTIA Security + CE)
• Experience: 5+ years of related F5 Systems Administration experience. Role requirements:
• Assist in the design and implementation of new F5 solutions to improve application delivery, scalability, and security.
• Participate in capacity planning for F5 devices and the overall infrastructure to meet growing demand and service requirements.
• Continuously evaluate and recommend enhancements to optimize the performance, security, and availability of applications.
• Develop and conduct training sessions for staff on F5 best practices and configuration management.
• Technical skills:
• Must have hands-on experience with F5 BIG-IP systems, including Load Balancers, ADCs, and SSL offloading.
• Knowledge of networking protocols, including TCP/IP, HTTP, HTTPS, DNS, and SSL/TLS.
• Experience with F5 iRules and traffic management policies for application delivery.
• Proficiency in configuring and managing F5 systems for high availability, disaster recovery, and scalability.
• Ability to troubleshoot complex F5 issues, including performance, connectivity, and security problems.
• Familiarity with monitoring and reporting tools for F5 system performance (e.g., F5 Analytics).
• Strong understanding of application delivery, load balancing, and optimization techniques.
• Excellent documentation skills for creating and maintaining configuration guides, troubleshooting steps, and change management records.

Requirements

• Application Delivery Controller, F5 Load Balancer, Global Server Load Balancing (GSLB), System Administration Certifications:
• None Experience:
• 5 + years of related experience US Citizenship Required:
• Yes
• Job Description:
• Advance how our customers operate while you advance your career. Join GDIT as a F5 Technician (F5 Systems Administrator) and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.
• F5 Certified Administrator (F5-CA)
• F5 Certified Technology Specialist (F5-CTS)
• ITIL 4 Foundation Certification
• Experience working with USCENTCOM and familiarity with its mission and operations.
• Experience with F5 integration in hybrid cloud or multi-cloud environments.
• Familiarity with automation and orchestration tools for F5 management (e.g., Ansible, Terraform).
• Experience with DNS, HTTP/HTTPS, and security mechanisms in the context

Benefits

Additional Information

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications:

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