Reliability Engineer Cybersecurity Jobs

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Principal Security Engineer - Reliability

Wells Fargo Irving, TX

Irving, TX

Today

$159k - $305k/yr Full time Cybersecurity Operations Engineering Firewall Security

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Job Description

Wells Fargo is seeking a Principal Security Engineer to lead reliability and governance improvements for enterprise network security platforms. This role blends senior technical ownership with cross-functional partnership, shaping security platform strategy, incident leadership, and automation to reduce operational and cyber risk.

Based in Irving, TX with a hybrid work model (three days per week in the office), you will define reliability outcomes for security services while guiding engineering decisions across core network security capabilities.

What you’ll do

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, network access control (NAC), web application firewall (WAF), secure access, and segmentation platforms to improve scalability, resiliency, and operational simplicity.
Strengthen firewall rules, proxy policies, NAC and WAF controls, segmentation models, exception handling, certification practices, and compliance-aligned controls.
Lead major incident response and service restoration for security product incidents, including 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 while mentoring engineers and influencing senior stakeholders.

Required experience

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

Technology areas

Python, Ansible, Terraform, APIs
TCP/IP, routing, switching, DNS, load balancing, TLS/SSL
Next-generation firewalls, firewall management platforms
Secure web proxy, secure internet access
Network access control (NAC), identity-aware access, web application firewall (WAF), application protection
Secure remote access, ZTNA, SASE, network segmentation and micro-segmentation
Threat prevention, intrusion prevention, inspection, encrypted traffic analysis
Logging, telemetry, monitoring, observability platforms, automation, configuration management, infrastructure-as-code tooling

Role details

Employment type: Full time
Role type: Individual contributor (not a people-manager role)
Work model: Hybrid (3 days in office, 2 days remote)
Eligible locations: Dallas, TX metro; Charlotte, NC metro; or Chandler, AZ metro
Escalation expectations: Senior technical escalation for critical incidents and high-risk changes; expected to support critical incident response as needed (any recurring on-call rotation will be defined before offer acceptance)
Travel expectations: 5% or less

Education

Bachelor’s degree in Computer Science, Cybersecurity, or a related field, or equivalent practical experience

Compensation

Salary range: USD 159,000 - 305,000 per year.

Benefits

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

Additional posting information

Posting end date: 15 Nov 2026 (may come down early due to volume of applicants)
Visa sponsorship: Not eligible for visa sponsorship

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