Freelance Opportunity - Senior Network Security / Zero Trust Security Architect

Position: Network Security / Zero Trust Security Architect

Job Type: Part-Time | Remote | Freelance/Contract

About the Role

We are looking for an experienced Network Security / Zero Trust Security Architect to design and implement enterprise security architectures across hybrid network environments.

The ideal candidate should have strong hands-on expertise in Juniper SRX firewalls, Zscaler ZIA/ZTNA, Micro-Segmentation, Zero Trust, WAAP, and network security architecture.

Key Responsibilities

Design and implement enterprise-wide Micro-Segmentation strategies to reduce attack surfaces.Lead Zero Trust security initiatives, including deployment and optimization of ZTNA solutions.Architect and support WAAP solutions for securing web applications and APIs.Design, implement, and manage Juniper SRX firewalls and security policies across hybrid environments.Develop security architectures aligned with Zero Trust principles, compliance requirements, and enterprise standards.Conduct security assessments, threat modeling, and risk analysis.Collaborate with network, cloud, application, and security operations teams.Develop security roadmaps, standards, and security best practices.Troubleshoot complex network and security issues across global environments.Support incident response and remediation activities.Provide technical leadership and guidance to engineering and operations teams.

Required Skills

Juniper SRX Firewalls

Zscaler ZIA

Zscaler ZTNA

Zero Trust Architecture

Micro-Segmentation

WAAP / Web Application & API Security

Network Security Architecture

Hybrid Network Security

Threat Modeling & Risk Assessment

Security Incident Response .