Senior F5 Engineer
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Job summary
The Senior F5 Engineer (Specialist) will be responsible for the strategic design, deployment, optimization, and continuous management of our enterprise Application Delivery Controller (ADC) infrastructure. This role focuses on ensuring maximum uptime, robust security, and seamless traffic management across core enterprise applications using F5 Networks technologies. The ideal candidate blends deep core networking expertise with modern Infrastructure-as-Code (IaC) automation practices.
Min Qualification:
Degree
Experience Level:
Mid level
Experience Length:
3 years
Language Requirement:
English
Working Hours:
Full Time - 8 to 5
Applicant Location:
Lagos, Nigeria
Job descriptions & requirements
Responsibilities:
Solution Design & Architecture:
- Traffic Management: Design, implement, and maintain advanced F5 Local Traffic
- Manager (LTM) configurations, including virtual servers, pools, profiles, health monitors, and SNAT pools.
- Global Traffic Management: Architect and manage F5 DNS topologies to facilitate data center failovers, wide-IP configurations, and intelligent geo-location traffic routing.
- Scripting & Customization: Develop, test, and troubleshoot advanced iRules and iApps to achieve granular control over application traffic, custom HTTP header manipulations, and security overrides.
- SSL/TLS Management: Oversee enterprise SSL/TLS decryption and offloading strategies, certificate lifecycles, and cryptographic profile optimization on F5 appliances.
Technical Operations & Support:
- Administer and support F5 BIG-IP platforms, including: Local Traffic Manager (LTM), DNS (GTM), Access Policy Manager (APM), Advanced Web Application Firewall (AWAF), and SSL Orchestrator (where applicable)
- Lead troubleshooting and resolution of complex performance, availability, and security issues.
- Serve as the primary escalation point for F5-related incidents and problems.
- Conduct root cause analysis and implement preventive measures.
Project Delivery:
- Lead F5 implementation, migration, upgrade, and optimization projects.
- Develop detailed implementation plans, testing procedures, and rollback strategies.
- Participate in change advisory processes and ensure the successful execution of changes.
- Coordinate technical activities with customers, vendors, and internal teams.
Security & Compliance:
- Implement and maintain web application security policies.
- Support the deployment and tuning of WAF security controls.
- Ensure compliance with organizational security standards and regulatory requirements.
- Conduct periodic security assessments and configuration reviews.
Automation & Optimization:
- Develop and maintain automation scripts for routine operational tasks.
- Identify opportunities for process improvement and service optimization.
- Drive operational efficiency through standardization and automation initiatives.
Leadership & Mentorship:
- Provide technical leadership to Junior and Intermediate Engineers.
- Review engineering designs, configurations, and documentation.
- Coach and mentor team members on F5 technologies and best practices.
- Conduct knowledge transfer sessions and technical workshops.
Documentation & Reporting:
- Develop and maintain architecture documents, operational procedures, and technical standards.
- Produce project reports, risk assessments, and technical recommendations.
- Maintain accurate records of system configurations and changes.
Requirements:
- Advanced troubleshooting and analytical skills.
- Strong technical leadership capabilities.
- Excellent communication and presentation skills.
- Customer engagement and stakeholder management skills. Ability to manage multiple projects simultaneously.
- Strong documentation and reporting abilities.
- Commitment to continuous learning and innovation.
- Bachelor's Degree in Computer Science, Engineering, Information Technology, or related discipline.
- Relevant industry certifications are highly desirable.
- F5 Certified Technology Specialist (F5-CTS)
- F5 Certified Solution Expert (F5-CSE) Cisco CCNP
- Security-related certifications
- Years of experience in networking, application delivery, or cybersecurity environments.
- Minimum of 3–5 years of hands-on experience managing F5 technologies.
- Proven experience delivering enterprise-scale F5 implementations.
- Experience working in mission-critical production environments.
- Strong hands-on experience with: F5 BIG-IP LTM, F5 DNS (GTM), F5 APM, F5 AWAF/WAF
- High Availability (HA) and Clustering
- SSL/TLS Technologies
- iRules and Traffic Policies
- Application Security Concepts
- Application Performance Optimization
- Advanced TCP/IP knowledge.
- Routing and Switching Fundamentals.
- DNS, HTTP, HTTPS, SMTP, and related protocols.
- Network troubleshooting and packet analysis.
- Understanding of data center and cloud networking.
Key Performance Indicators:
- Availability and performance of managed F5 environments.
- Successful delivery of projects within scope and timelines.
- Resolution of critical incidents and reduction of recurring issues.
- Customer satisfaction and service quality.
- Security compliance and risk reduction.
- Mentorship and development of junior engineers.
- Quality and completeness of technical documentation.
- Achievement of operational efficiency and automation objectives.
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