Senior Network Security Engineer

• WAAP (Web Application & API Protection)
• Houston, TX (Houston, TX, 77086) | 08/26/26 Job Description Role
• Senior Network Security Engineer
• WAAP (Web Application & API Protection) Location
• Houston, TX(Onsite) Note
• WAAP (Web Application & API Protection) experience is must Client is an innovative, dynamic company with a rich past and a promising future.

 Client has continuously reinvented itself. Today, Client is one of the world's leading technology companies providing networking, cloud, and security solutions for next-generation IT infrastructure. Key Responsibilities Translate business and application security requirements into enterprise-grade WAAP and network security architectures. Develop and support solutions aligned with Client application security and defense-in-depth strategy. Lead architecture, design, and deployment of Web Application and API Protection (WAAP) solutions across global environments. Develop and drive multi-year roadmap for application-layer security, including

WAF, API

security, bot protection, and DDoS mitigation. WAAP Responsibilities (Primary Focus) Architect, implement, and manage WAAP platforms, including: Web Application Firewall (WAF) API Security (discovery, protection, runtime analysis) Bot Management DDoS Protection (L3-L7) Design and deploy WAAP solutions using platforms such as: Thales Imperva Cloud-native WAFs (Azure, AWS WAF) or equivalent Develop and maintain custom WAF rules, security policies, and signatures to protect critical applications. Perform false positive tuning, policy optimization, and rule of lifecycle management. Enable API discovery, schema enforcement, and protection against

OWASP API

Top 10 threats. Integrate WAAP with:

SIEM/SOAR

platforms Identity providers Threat intelligence feeds Collaborate with application teams to: Onboard applications into WAAP platforms Perform security assessments and risk reviews Ensure minimal performance impact while enforcing strong security controls Implement protection against OWASP Top 10 vulnerabilities (SQLi, XSS, RCE, etc.). Lead WAAP incident response and root cause analysis for application-layer attacks. Define and track application security metrics and KPIs (attack trends, mitigation effectiveness). Ensure compliance with security frameworks (CIS, NIST, Zero Trust, data protection standards). Core Network Security Responsibilities Architect and maintain secure network infrastructure across data center, campus, and cloud environments. Conduct security design reviews ensuring compliance with enterprise security standards. Provide risk reporting, control effectiveness, and security posture visibility. Support internal and external security audits. Manage and optimize Security Information and Event Management (SIEM) systems. Develop and maintain network security policies and procedures. Collaborate with cybersecurity, infrastructure, and application teams globally. Technical Qualifications 10+ years of experience in network security architecture, engineering, and operations. WAAP & Application Security Expertise (Mandatory) Strong experience with WAAP platforms (Akamai preferred; Cloud WAF or equivalent accepted). Deep understanding of: OWASP Top 10 (Web & API) Application-layer threats and mitigation techniques Hands-on experience in: WAF policy creation and tuning API security controls (schema validation, authentication enforcement) Bot mitigation strategies DDoS protection architecture (L3-L7) Experience in: Traffic analysis (HTTP/HTTPS, TLS inspection) Behavioral-based threat detection Strong understanding of: Secure application architectures (monolith, microservices, APIs) DevSecOps integration and CI/CD security controls (nice to have) Network Security & Infrastructure Strong hands-on experience in: Firewalls (Fortinet, Palo Alto, Juniper)

IDS/IPS, VPN, SIEM

Expertise in: Firewall policy design, NAT, routing, inspection, and threat prevention Experience in designing secure: Hybrid (on-prem + cloud + internet-facing) environments Experience in: Proxy architectures (forward/reverse) Secure internet gateways Networking & Protocol Expertise Strong knowledge of: TCP/IP, DNS, HTTP/HTTPS, TLS/SSL Routing protocols (BGP, OSPF, MPLS) Experience with: QoS, NetFlow, ACLs, NAT, IP traffic management Network monitoring and analysis tools Cloud & Integration Experience securing applications in: AWS, Azure, GCP Familiarity with: Cloud-native WAF and API security tools Integration experience with:

SIEM, EDR/XDR, IAM

platforms Data Center & Enterprise Networking Experience managing enterprise environments with: Aruba, Arista, Juniper switches Firewalls, load balancers, WAN optimization tools

Understanding of:

High availability and performance optimization for application traffic Operations & Lifecycle Management Lead onboarding and lifecycle management of applications into WAAP platforms. Perform security tuning, upgrades, and optimization activities. Support incident response and threat mitigation at application layer. Work within ITIL frameworks (incident, problem, change management). Education & Certifications Bachelor's Degree in Computer Science, IT, or related field (or equivalent experience). 10+ years of experience in enterprise network security and application security. Preferred certifications:

CCNP / CCIE / JNCIE

Security certifications (CISSP, CISM) Vendor certifications (Akamai, AWS Security, Azure Security) Key Differentiators (What This JD Targets) Positions WAAP as a primary security control layer, not an add-on Strong alignment with: Application security + Network security convergence Defense-in-depth strategy

Emphasizes:

API security (modern requirement) Bot/DDoS protection (critical for internet-facing apps) Keeps strong foundation in: Firewalls, SIEM, network architecture Senior Network Security Engineer

• WAAP (Web Application & API Protection)
• Houston, TX1Network, WAAP United States