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Principal Security Engineer – Reliability
Wells Fargo. Define and drive reliability, security posture, policy governance, service health indicators, risk measures, and improvement plans for security platforms .
Core Competencies
Role fitCore Competencies
Use this summary to align your resume positioning with the role.
Demonstrates extensive expertise in network security platforms, including firewalls, proxy, NAC, and WAF, while applying reliability practices to enhance operational stability and security effectiveness. Proven ability to lead incident response, conduct root cause analysis, and mentor engineering teams to drive improvements in security posture and compliance.
Highest-signal resume keywords
Network Security PlatformsRoot Cause AnalysisIncident ResponseAutomation with PythonOperational Readiness Reviews
ATS Keywords
Tailor your resumeApplicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills
Network SecurityTCP/IPRoutingSwitchingDNSLoad BalancingTLS/SSLApplication-Layer ProtocolsReliability PracticesSecurity Control Effectiveness
Soft Skills
MentoringCross-Functional InfluenceOperational Judgment
Tools & Technologies
AnsibleTerraformAPIsTelemetryLogging
Industry Keywords
Policy GovernanceService Health IndicatorsComplianceVendor EscalationsPlatform Lifecycle Risks
Tech Stack
Tools & technologiesAnsibleCloudCyber SecurityDNSFirewallsPythonSwitchingTCP/IPTerraform
About the role
Key responsibilities & impact- 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, exception handling, certification practices, and compliance-aligned controls
- Lead major incident response and service restoration for security product incidents
- Drive root cause analysis and prevention of repeat issues
- Expand telemetry, alerting, service health reporting, policy validation, configuration management, automated testing, and self-service capabilities
- Review and guide designs to improve security effectiveness, failure isolation, availability, inspection performance, and operational readiness
- Partner with cybersecurity, network, cloud, infrastructure, application, architecture, risk, and compliance teams
- Mentor engineers and influence senior stakeholders
- Provide senior technical escalation for critical incidents and high-risk changes
- Support critical incident response as needed
- Conduct vendor escalations and manage platform lifecycle risks
- Travel 5% or less
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 of experience with TCP/IP, routing, switching, DNS, load balancing, TLS/SSL, and application-layer protocols
- 5+ years of experience applying reliability or SRE practices to infrastructure or security platforms
- 5+ years of 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 of experience owning corrective actions from post-incident review through implementation, validation, and closure
- 5+ years of experience improving change success rates through risk assessment, peer review, validation testing, rollback planning, and post-change verification
- 5+ years of experience conducting operational readiness reviews, production readiness assessments, failure-mode reviews, or service acceptance reviews
- 5+ years of experience managing vendor escalations, product defects, support cases, and platform lifecycle risks
- 5+ years of experience improving security control effectiveness, audit readiness, exception governance, and policy compliance
- 5+ years of hands-on automation or scripting experience with Python, Ansible, Terraform, APIs, or equivalent technologies
- 5+ years of experience improving monitoring, telemetry, logging, and service health visibility
- Bachelor’s degree in Computer Science, Cybersecurity, or a related field, or equivalent practical experience
- Principal-level technical depth, operational judgment, and cross-functional influence
- Ability to work in Dallas, TX metro; Charlotte, NC metro; or Chandler, AZ metro
- Must not require visa sponsorship; this role is not eligible for Visa Sponsorship
- Travel expectations of 5% or less
Benefits
Comp & perks- Health benefits
- 401(k) Plan
- Paid time off
- Disability benefits
- Life insurance, critical illness insurance, and accident insurance
- Parental leave
- Critical caregiving leave
- Discounts and savings
- Commuter benefits
- Tuition reimbursement
- Scholarships for dependent children
- Adoption reimbursement
- Incentive opportunities may be available