Principal Security Engineer – Reliability

Wells Fargo

Principal Security Engineer at Wells Fargo influencing critical network security product strategy and engineering for enterprise-scale platforms. Leading cross-functional teams to modernize security and improve operational stability.

Posted 8/1/2026full-timeIrving • Arizona, North Carolina, Texas • 🇺🇸 United StatesLeadWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive expertise in network security platforms, including firewalls, proxy, NAC, and WAF, while applying reliability practices to enhance operational stability and security posture. Proven ability to lead incident response, guide engineering decisions, and collaborate with cross-functional teams to improve service health and compliance.

Highest-signal resume keywords

Network Security ExpertiseIncident Response LeadershipReliability Engineering PracticesAutomation and Scripting ProficiencyCross-Functional Collaboration

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Network SecurityFirewallsProxyNACWAFTCP/IPRoutingSwitchingTLS/SSLSRE Practices

Soft Skills

Technical LeadershipMentoringInfluencing Stakeholders

Tools & Technologies

PythonAnsibleTerraformAPIs

Industry Keywords

Operational StabilityService HealthPolicy ComplianceRisk AssessmentChange Management

Tech Stack

Tools & technologies

AnsibleCloudCyber SecurityDNSFirewallsPythonSwitchingTCP/IPTerraform

About the role

Key responsibilities & impact

Help shape the strategy for critical network security products at enterprise scale
Influence how security platforms are engineered, governed, automated, monitored, and continuously improved
Modernize security product delivery, reduce operational and cyber risk, and improve the stability and effectiveness of platforms that protect critical business services
Provide senior technical leadership, hands-on engineering guidance, and cross-functional influence
Define and drive reliability, security posture, policy governance, service health indicators, risk measures, and improvement plans for security platforms
Guide engineering decisions for proxy, firewall, NAC, WAF, secure access, and segmentation platforms
Strengthen firewall rules, proxy policies, NAC/WAF controls, segmentation models, and compliance-aligned controls
Lead major incident response and service restoration for security product incidents
Expand telemetry, alerting, service health reporting, policy validation, and automation capabilities
Review and guide designs to improve security effectiveness and operational readiness
Partner with cybersecurity, network, cloud, infrastructure, application, architecture, risk, and compliance teams while mentoring engineers and influencing senior stakeholders.

Requirements

What you’ll need

7+ years of experience in network security, network engineering, or security infrastructure supporting business-critical enterprise network services
5+ years of expert knowledge of network security platforms including firewalls, proxy, NAC, WAF, ZTNA, segmentation, and secure access
5+ years experience with a strong understanding of TCP/IP, routing, switching, DNS, load balancing, TLS/SSL, and application-layer protocols
5+ years experience applying reliability or SRE practices to infrastructure or security platforms
5+ years experience improving operational stability and reducing repeat incidents through root cause analysis, post-incident reviews, corrective action planning, systemic remediation, and measurable recurrence prevention
5+ years experience owning corrective actions from post-incident review through implementation, validation, and closure
5+ years experience improving change success rates through risk assessment, peer review, validation testing, rollback planning, and post-change verification
5+ years experience conducting operational readiness reviews, production readiness assessments, failure-mode reviews, or service acceptance reviews
5+ years experience managing vendor escalations, product defects, support cases, and platform lifecycle risks that impact service stability
5+ years experience improving security control effectiveness, audit readiness, exception governance, and policy compliance across network security platforms
5+ years experience with hands-on automation or scripting experience with tools such as Python, Ansible, Terraform, APIs, or equivalent technologies
5+ years experience improving monitoring, telemetry, logging, and service health visibility.

Benefits

Comp & perks

Flexible work model with three days per week in the office
Professional development opportunities