CTG is seeking to fill a Network Specialist opening for our client in New York. Location: Remote Duration: 6 months Overview: We are seeking a highly skilled, Information Security–focused, F5 WAF Implementation Specialist to join our team on a temporary contract basis. The contractor will be responsible for implementing and optimizing F5 Web Application Firewall (WAF) solutions to enhance the security posture of our public-facing applications and APIs. This role is critical in mitigating common web threats, including those identified in the OWASP Top 10, while ensuring minimal disruption to business operations. Duties: Lead the deployment and configuration of F5 WAF across multiple public-facing applications and APIs. Collaborate with application analysts and stakeholders to understand application architecture, functionality, and traffic patterns. Design and implement WAF policies and rules based on industry best practices and tailored to application needs. Conduct impact assessments and risk analysis to ensure WAF implementation does not affect performance or availability. Develop and execute testing plans to validate WAF configurations and ensure effective threat mitigation. Monitor and fine-tune WAF policies post-deployment to optimize protection and minimize false positives. Document configurations, processes, and lessons learned for knowledge transfer and future reference. Provide guidance on WAF lifecycle management, including updates, tuning, and integration with broader security infrastructure. Skills: Extensive hands-on experience with F5 WAF (ASM/Advanced WAF) in enterprise environments. Strong knowledge of F5 BIG-IP platform, including LTM and iRules. Deep understanding of web application security and OWASP Top 10 vulnerabilities. Expertise in WAF rule design, tuning, and advanced configurations (Behavioral DoS, Bot Defense, Threat Campaigns, Geolocation/IP intelligence). Familiarity with Zero Trust Architecture and API security. Excellent troubleshooting, documentation, and communication skills. Experience: Proven ability to work with cross-functional teams, especially application analysts and developers. Experience with threat modeling, custom signature design, and Layer 7 DDoS mitigation strategies. Strong background in security frameworks and standards: NIST Cybersecurity Framework (CSF) MITRE ATT&CK techniques relevant to web threats ISO/IEC 27001 and CIS Controls (9, 13, 14) Knowledge of compliance and regulatory requirements such as PCI-DSS, HIPAA, or GDPR as they relate to WAF. Education: Bachelor’s degree in Computer Science, Information Technology, Cybersecurity, or related field preferred. Equivalent combination of education, technical certifications, and experience will be considered. Excellent verbal and written English communication skills and the ability to interact professionally with a diverse group are required. CTG does not accept unsolicited resumes from headhunters, recruitment agencies, or fee based recruitment services for this role. To Apply: To be considered, please apply directly to this requisition using the link provided. For additional information, please contact Tana Stilloe at Tana.Stilloe@ctg.com. Kindly forward this to any other interested parties. Thank you! The expected base salary for this position ranges from $70.00 to $85.00/hour. Salary offers are based on a wide range of factors including relevant skills, training, experience, education, market factors, and where applicable, licensure or certifications obtained. In addition to salary, a competitive benefit package is also offered. About CTG CTG, a Cegeka company, is at the forefront of digital transformation, providing IT and business solutions that accelerate project momentum and deliver desired value. Over nearly 60 years, we have earned a reputation as a faster and more reliable, results-driven partner. Our vision is to be an indispensable partner to our clients and the preferred career destination for digital and technology experts. CTG leverages the expertise of over 9,000 team members in 19 countries to provide innovative solutions. Together, we operate across the Americas, Europe, and India, working in close cooperation with over 3,000 clients in many of today's highest-growth industries. For more information, visit www.ctg.com. Our culture is a direct result of the people who work at CTG, the values we hold, and the actions we take. In other words, our people define our culture. It's a living, breathing thing that is renewed every day through the ways we engage with each other, our clients, and our communities. Part of our mission is to cultivate a workplace that attracts and develops the best people, reflected by our recognition as a Great Place to Work Certified™ company across many of our global operations. CTG will consider for employment all qualified applicants including those with criminal histories in a manner consistent with the requirements of all applicable local, state, and federal laws. CTG is an Equal Opportunity Employer. CTG will assure equal opportunity and consideration to all applicants and employees in recruitment, selection, placement, training, benefits, compensation, promotion, transfer, and release of individuals without regard to race, creed, religion, color, national origin, sex, sexual orientation, gender identity and gender expression, age, disability, marital or veteran status, citizenship status, or any other discriminatory factors as required by law. CTG is fully committed to promoting employment opportunities for members of protected classes.