Web Application Firewall (WAF) Engineer
DXC Technology
- Location
- MEX - DIF - MEXICO CITY
- Work model
- On-Site
- Level
- Mid
- Posted
- Sep 8, 2026
Skills
About this role
Job Description
About DXC DXC helps global companies run their mission-critical systems and operations while modernizing IT, optimizing data architectures and ensuring security and scalability across public, private and hybrid clouds. The world's largest companies and public sector organizations trust DXC to deploy services to drive new levels of performance, competitiveness, and customer experience across their IT estates. Our more than 125,000 people in 70-plus countries are entrusted by our customers to deliver transformative technologies to ensure the success, safety and well-being of businesses and people around the world. By combining strengths and expertise globally, we create solutions and deliver greater outcomes for customers across their entire IT estate. Learn more at DXC.com.
About the Role
We are seeking a highly skilled Firewall Security Engineer to join our Security team in Mexico. The successful candidate will be responsible for designing, implementing, administering, and optimizing firewall and network security solutions that protect critical enterprise environments. This role requires hands-on expertise across next-generation firewall technologies, zero-trust architectures, microsegmentation, web application security, and secure remote access platforms. The ideal candidate is passionate about cybersecurity, has strong troubleshooting capabilities, and can collaborate effectively with global teams while communicating fluently in both English and Spanish. Essential Job Functions Design, deploy, configure, and maintain enterprise firewall infrastructures, including Cisco ASA, Palo Alto Networks, Fortinet, and Check Point solutions. Monitor firewall performance, security events, and audit logs to identify, investigate, and respond to security incidents. Implement and maintain firewall rules, security policies, and access control lists (ACLs) in accordance with organizational and customer requirements. Support deployment, administration, tuning, and maintenance of Prisma Access solutions to enable secure remote connectivity through zero-trust access controls and user-based security policies. Implement and manage Akamai Guardicore microsegmentation solutions to strengthen network segmentation and reduce lateral movement risks. Administer, optimize, and maintain Web Application Firewall (WAF) technologies such as Cloudflare, Imperva, or similar platforms to protect web applications against application-layer threats and unauthorized access. Perform firewall rule reviews, recertification activities, compliance assessments, and security audits. Collaborate with network, security, cloud, and infrastructure teams to integrate security controls into enterprise environments. Troubleshoot and resolve firewall, connectivity, VPN, segmentation, and application security issues while minimizing business impact. Participate in incident response, root cause analysis, and disaster recovery planning activities. Maintain accurate documentation of security configurations, architecture diagrams, operational procedures, and change records. Stay current with emerging cybersecurity threats, firewall technologies, and industry best practices, recommending continuous improvements.
Basic Qualifications
Experience administering Web Application Firewalls (WAF), such as Cloudflare, Imperva, F5, or equivalent technologies. Proven experience as a Firewall Engineer, Network Security Engineer, or Cybersecurity Engineer. Strong hands-on expertise with one or more of the following platforms: Palo Alto Networks Cisco ASA / Firepower Fortinet FortiGate Check Point Experience managing VPN technologies, IDS/IPS solutions, and core networking protocols, including TCP/IP, DNS, HTTP/HTTPS, and routing concepts. Experience supporting Zero Trust Network Access (ZTNA) and secure remote access solutions. Experience implementing and managing microsegmentation solutions, preferably Akamai Guardicore. Ability to analyze security logs, investigate alerts, and