F5 WAF L4 Support

F5 WAF L4 Support

Extelligence is an intelligent partner that goes the extra mile. We provide customized information management solutions for major industries. Our team in Prague and Bucharest is working with international companies, transforming, and adding value to their business on a daily basis. We are growing quickly, and we are interested to bring more talented individuals into our team. 

Job Description: 

  • Continually improve upon skills and ability to learn new technologies.
  • Participate in problem management processes that have engineering or architectural elements
  • Resolve operational issues escalated from Tier 2 and ensure documentation and training occurs to ensure Tier 2 resolution on the next occurrence.
  • Mentor Tier 1 &2  staff on event handling & response.
  • Demonstrate a dedication to seeing work delivered accurately and within SLA timeframes.
  • Works closely with teammates to ensure procedures and escalation processes are followed & communication occurs.
  • Routinely engage with and forge solid working relationships with the internal and client based Engineering & Architecture teams.
  • Prepare design and architectural documents.
  • Participate in problem management processes, which needs engineering and architectural
  • intervention.
  • Provide hands on support for a variety of network security technologies with a heavy focus on ASM WAF, LTM and GTM Load Balancing  technologies.
  • Good understanding of Security Policy creation,  Entities, Attack Signature, and Logging Profiles.
  • Strong knowledge of Application security vulnerability defined in OWASP10.
  • Strong knowledge and hand on for tuning the security policy based on traffic learning.
  • Good understanding of application framework, server technology, Protocol SOAP, XML and HTTP etc.
  • Storing understanding of HTTP request and response header along with response code types and encoding.
  • Knowledge and hands on support for a VMS (Vulnerability Management Solution), Governance Risk and Compliance, PKI Framework and Encryption
  • Work on complex security policies, layouts, irules etc.
  • Produce trend reports to highlight production problems and establish predetermined action and escalation procedures to remediate them.
  • Perform regular IT Security Assessments such as Web Applications Scans, Penetration Tests,
  • Source Code Reviews, etc.
  • Recommend upgrades and/or improvements to Hardware, OS, firmware, platform standards,policies, procedures ..etc
  • Strong understanding Design & Implementation of Complete Security Infrastructure from Perimeter to EndPoint. 
  • Strong understanding of application communication methodologies.
  • Perform or participate in complex maintenance or deployment activities.
  • Ability to perform TCP/IP Network traces/packet captures with solid experience interpreting results.
  • High level of confidence and competence communicating on bridges.
  • Solid background in vendor management to drive incident resolution.
  • Experience with monitoring tools and strategies.
  • Routinely mentor junior staff in areas of process, technology, execution and other areas.
  • Execute and analyze packet captures using HTTP WATCH, Wireshark and other related technologies.
  • Serve as extensions of the leadership team as directed for workload management and routine guidance.
  • Create or modify documentation in response to new events and learning’s.
  • Routinely provide constructive feedback for improvement opportunities.
  • Assist management with determining suitable training and areas of technical need within the team


  • Bachelor’s degree in Computer Science or related disciplines.
  • Professional ASM WAF certification from F5.

Working with Extelligence:

  • We take care of the important things that matter to contractors, for example, we guarantee on-time payment for your work. You will never have to chase us for payment.
  • We always seek to have long term relationships with our team and we always seek to offer opportunities to extend cooperation beyond the first contract or project.
  • Extelligence is a multicultural team, we have more than 10 different nationalities working with us.
  • We also organize events to bring our team together including team building activities and social events.
Job Type: Contract
Job Location: Remote

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