Sr. Network Security Engineer (Hybrid - Seattle, WA)
Core
Design, operate, and automate network security controls for a multi-cloud retail enterprise infrastructure.
Role type
Senior IC Network Security Engineer
Builds
Zero-trust network access (ZTNA) policies, microsegmentation, and perimeter security across AWS, Azure, and GCP.
Domain
Retail / Cloud Security / Network Infrastructure
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
Cloud security architecture (AWS, Azure, GCP), Infrastructure as Code (Python, Terraform, Ansible), Next-gen firewalls (Palo Alto), ZTNA/SWG (Zscaler), Authentication frameworks (802.1X, EAP-TLS, RADIUS, PKI), Network protocols (TCP/IP, BGP, SD-WAN, VLAN), Security policy-as-code, CI/CD for security, Root cause analysis, Technical documentation, Mentoring
Preferred skills
Versa SD-WAN, Juniper Mist, Fastly, SIEM/SOAR platforms (Splunk, New Relic), Security certifications (PCNSE, CCNP, CISSP)
Technologies
AWS, Azure, GCP, OCI, Palo Alto Networks, Zscaler, Terraform, Ansible, Python, Splunk, New Relic, ClearPass, ISE
Responsibilities
Design and deploy network security controls across enterprise and cloud environments; Implement and maintain ZTNA policies and microsegmentation; Build automation pipelines for security policy management and compliance; Collaborate with platform teams to integrate security at the network layer; Monitor, triage, and respond to network security events; Author engineering documentation, threat models, and security runbooks; Mentor engineers on security best practices and automation patterns
Seniority
Senior, hands-on IC