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Senior Network / Cybersecurity Engineer - Alamo City Engineering Services, Inc.
Security Engineer
Senior engineer responsible for designing, implementing, and securing enterprise networks for federal and DoD environments, focusing on Microsoft 365 GCC High, Zscaler, and advanced routing, switching, and firewall technologies.
About the role
Key Responsibilities
- Design, deploy, and maintain secure enterprise network architectures supporting mission‑critical federal and DoD workloads.
- Implement and manage Microsoft 365 Government Community Cloud (GCC High) services, ensuring compliance with FedRAMP and DoD security requirements.
- Configure, monitor, and troubleshoot Zscaler cloud security platform for secure web and private application access.
- Administer firewalls, VPNs, routing, and switching infrastructure, applying hardening guidelines and change‑control processes.
- Conduct security assessments, vulnerability remediation, and incident response for network‑related events.
Requirements
- 10+ years of experience in enterprise network administration and cybersecurity, with a focus on federal or DoD environments.
- Deep knowledge of Microsoft 365 GCC High, Zscaler, and related cloud security controls.
- Proven expertise with routing, switching, firewall, and VPN technologies (e.g., Cisco, Palo Alto, Fortinet).
- Hands‑on experience with security frameworks such as NIST 800‑53, RMF, and DoD STIGs.
- Relevant certifications (e.g., CCNP, CISSP, CCSP, DoD 8570) preferred.
Skills
springzero trustjira