• Senior F5 Engineer (Hybrid)

    Netsync Network Solutions (Houston, TX)


    Position Summary: We are seeking an experienced Senior F5 Engineer to design, implement, and support our application delivery and security infrastructure. The ideal candidate will have deep hands-on expertise across the F5 BIG-IP modules—Local Traffic Manager (LTM), Global Traffic Manager (GTM), Application Security Manager (ASM), and Access Policy Manager (APM)—and a proven track record of optimizing performance, availability, and security for mission-critical applications.

     

    Key ResponsibilitiesSolution Design & Deployment

     

    + Architect and deploy F5 LTM and GTM configurations for load balancing, failover, and global traffic distribution.

    + Design and implement ASM-based web application firewalls and APM access policies to enforce granular security and SSO/SSO integrations.

    + Develop, test, and maintain iRules, iApps, and custom scripts to meet complex traffic management requirements.

     

    Operational Support & Optimization

     

    + Monitor health and performance of F5 systems; proactively tune configurations for optimal throughput and low latency.

    + Troubleshoot complex issues in production—network layer, SSL/TLS, HTTP, authentication flows—and coordinate timely resolution.

    + Lead capacity planning exercises, firmware upgrades, and cluster expansions to ensure high availability and scalability.

     

    Security & Compliance

     

    + Maintain and update ASM security policies in line with PCI-DSS, HIPAA, and other regulatory requirements.

    + Collaborate with InfoSec teams on vulnerability assessments, pen tests, and remediation for F5 platforms.

    + Enforce least-privilege access controls and audit configurations for internal and external compliance audits.

     

    Automation & Documentation

     

    + Maintain and update ASM security policies in line with PCI-DSS, HIPAA, and other regulatory requirements.

    + Collaborate with InfoSec teams on vulnerability assessments, pen tests, and remediation for F5 platforms.

    + Enforce least-privilege access controls and audit configurations for internal and external compliance audits.

     

    Cross-Functional Collaboration

     

    + Work closely with application owners, DevOps, and network teams to onboard new applications.

    + Serve as the primary liaison with F5 support and third-party vendors for escalations and feature enhancements.

    + Participate in project planning, status reporting, and post-implementation reviews.

    Required Qualifications

    + Proven experience with F5 BIG-IP platforms, including LTM, GTM, ASM, and APM.

    + Strong scripting skills (iRules, Bash, Python, etc.).

    + Deep understanding of web protocols, SSL/TLS, and application authentication flows.

    + Familiarity with compliance frameworks like PCI-DSS, HIPAA.

    + Excellent problem-solving skills and a proactive mindset.

    + Strong communication and leadership abilities.