Network Security Authentication - Senior Info Security Engineer

Wells Fargo•Raleigh, NC

About The Position

Wells Fargo is seeking a Senior Network Security Authentication Engineer (Senior Information Security Engineer) in Technology as part of the Cybersecurity organization. This role is part of a specialized engineering team responsible for end-to-end ownership of the Cisco Identity Services Engine (ISE) platform, which provides enterprise authentication, authorization, and network access control services across the organization. The role emphasizes DevOps, automation, and software engineering practices supporting security infrastructure. The engineer designs and develops automation to improve how authentication services are tested, deployed, maintained, monitored, and operated, replacing manual processes with reliable, repeatable, and auditable automation while improving engineering efficiency and reducing operational risk. The engineer develops solutions using Python, APIs, configuration management, source control, and CI/CD technologies, working with security and infrastructure engineers to translate operational needs into maintainable automation. The position combines software engineering skills, infrastructure knowledge, security awareness, and troubleshooting across application, operating system, network, and API boundaries. Cisco ISE or network authentication experience is valuable, while strong DevOps and automation engineering capability is the primary emphasis. The position also requires the ability to work nights, weekends, and/or holidays as needed or scheduled and to work on call as assigned.

Requirements

4+ years of Information Security Engineering experience, or equivalent demonstrated through work experience, training, military experience, education, or a combination thereof.
3+ years of experience developing automation or applications using Python.
2+ years of experience integrating applications or infrastructure using REST APIs.
2+ years of experience with DevOps, infrastructure automation, or configuration management technologies.
2+ years of experience using source control and software development lifecycle practices.
Ability to work nights, weekends, and/or holidays as needed or scheduled.
Ability to work on call as assigned.

Nice To Haves

Experience with automation and configuration management technologies such as Ansible.
Experience developing or maintaining CI/CD pipelines using GitHub Actions, Jenkins, or similar platforms.
Experience with Linux administration and shell scripting.
Experience with container technologies and containerized applications.
Experience developing automated unit, integration, or infrastructure validation tests.
Experience designing reusable Python modules, libraries, services, or automation frameworks.
Experience with secrets management, certificate management, or secure credential handling.
Experience developing integrations with enterprise infrastructure through REST APIs.
Experience with Infrastructure as Code concepts and technologies.
Experience troubleshooting distributed applications and infrastructure.
Knowledge and understanding of networking fundamentals including TCP/IP, DNS, DHCP, HTTP/HTTPS, and TLS.
Knowledge and understanding of authentication and authorization concepts including certificates, MFA, RBAC, and least privilege.
Knowledge and understanding of network authentication technologies such as RADIUS, TACACS+, 802.1X, EAP-TLS, and MAC Authentication Bypass.
Experience with Cisco Identity Services Engine.
Experience working in Agile engineering environments.
Experience writing technical procedures, design documentation, and operational documentation.

Responsibilities

Design, develop, test, and maintain automation for enterprise security and authentication infrastructure.
Develop Python applications, utilities, orchestration workflows, and integrations that interact with infrastructure platforms through APIs.
Build and maintain automated testing to validate platform health, configuration, deployments, upgrades, and infrastructure changes.
Develop reusable automation frameworks and engineering tools that reduce manual effort and improve operational consistency.
Integrate automation with REST APIs and other application and infrastructure interfaces.
Implement and maintain CI/CD pipelines for automated testing, code quality validation, and controlled deployment of automation solutions.
Use infrastructure-as-code and configuration management practices to improve consistency and repeatability of infrastructure operations.
Apply software engineering practices including source control, code review, unit testing, error handling, structured logging, and documentation.
Troubleshoot automation and platform issues across application, API, Linux, Windows, network, and security infrastructure layers.
Develop secure methods for managing credentials, secrets, certificates, and other sensitive information used by automation.
Partner with security, network, infrastructure, and application teams to identify automation and process-improvement opportunities.
Evaluate operational processes and develop solutions that improve scalability, reliability, supportability, and auditability.
Develop technical documentation, operational procedures, and engineering standards for automation solutions.
Apply security engineering principles, including least privilege, secure credential handling, and appropriate access controls.
Use AI-assisted development and analysis tools, such as GitHub Copilot and approved code-centric agents, and apply technical validation.
Leverage AI-assisted tools for system design, coding, testing, analysis, documentation, and troubleshooting while complying with security, compliance, privacy, and ethical requirements.
Follow applicable Wells Fargo policies and procedures, fulfill risk and compliance obligations, and support proactive monitoring, governance, risk identification, escalation, and sound risk decisions.
Work nights, weekends, and/or holidays as needed or scheduled, and work on call as assigned.