Senior Principal Network Administrator maintaining classified networks for Northrop Grumman's Space Systems. Involved in technical leadership and network hardware installation in Redondo Beach, CA.
About the role
- Network Engineer focusing on Zscaler Private Access for the Commonwealth of Pennsylvania. Collaborating on Zero Trust Network Access initiatives while ensuring secure connectivity and compliance standards.
Responsibilities
- Design, implement, and support Zscaler Private Access (ZPA) connectivity, including App Connectors, Server Groups, Application Segments, and access policies
- Collaborate with Enterprise ZTNA, network, security, identity, and application teams
- Analyze legacy network and VPN-based access models and translate them into ZPA application-level access patterns
- Support application onboarding to ZPA by validating ports, protocols, network paths, and dependencies
- Configure and enforce least-privileged ZPA access policies with minimal operational disruption
- Troubleshoot ZPA access, connectivity, routing, and connector health issues
- Participate in migration activities from legacy access models to ZPA
- Ensure configurations meet governance, compliance, and audit requirements
- Develop and maintain technical documentation, diagrams, standards, and runbooks
- Coordinate with vendors and Zscaler support for issue resolution and optimization
Requirements
- Strong background in enterprise networking (routing, firewalling, DNS, traffic flow analysis)
- Hands-on experience with Zscaler Private Access (ZPA) or similar Zero Trust access platforms
- In-depth understanding of Zero Trust Network Access (ZTNA) concepts and application-level segmentation
- Experience working in regulated or compliance-driven environments
- Ability to analyze complex, legacy network environments and design scalable access models
- Strong documentation, communication, and collaboration skills
- Zscaler certifications (Zscaler Digital Transformation Administrator/Engineer) (preferred)
- Completion of ZPA administrator or engineer training (preferred)
- Industry certifications such as CCNP, Security+, CySA+ , or equivalent (preferred)
- Experience in public sector or multi-agency enterprise environments (preferred)
- Familiarity with CJIS, NIST 800-53 , or similar security frameworks (preferred)
- Experience supporting large-scale access modernization initiatives (preferred)
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