April Mayfield

IAM Engineer - Fiserv

(2025-12)

Manages, optimizes, and maintains enterprise identity platforms (e.g. Active Directory Domain Services, Entra ID)
Implements secure IAM frameworks in Entra ID and Azure, including roles, RBAC, PIM, conditional access policies, MFA, and SSO
Manages and optimizes non-human identity and permissions lifecycle processes
Collaborates with technology teams to ensure least privilege, JIT access models, and access lifecycles across on-premises and cloud environments
Monitors and audits user activity to identify and evaluate anomalous behavior and activity, and coordinates with other IT staff and external parties as needed
Manages vendor remote access and privileged access management systems
Monitors and analyzes performance, availability, and security alerts for servers, applications, and services, using various tools and methods, such as dashboards, alerts, reports, logs, etc.
Monitors, detects, and responds to security incidents and threats related to identity and access using ITDR, EDR, and SIEM tools
Provides Tier 3 technical support, root cause analysis, and guidance for identity-related issues
Implements and maintains security configurations to protect against unauthorized access and other security threats against the firm's on-prem infrastructure and cloud-based platforms
Stays current with emerging trends and best practices in identity and access management, identity protection and governance, and cloud security
Documents and enforces identity governance procedures

System Administrator - Internal Revenue Service

(2018-01 - 2025-11)

Maintained physical and virtual server environments including Windows and Linux systems.
Managed firewalls, VPNs, DNS, DHCP, and enterprise network infrastructure.
Performed vulnerability remediation, patch management, and security compliance support.
Responsible for day-to-day administration, maintenance, and monitoring of enterprise IT systems to ensure high availability, performance, and security.
Manage user accounts, access controls, and Group Policy in Active Directory, ensuring compliance with organizational security standards.
Perform routine patching, upgrades, and vulnerability remediation for Windows/Linux servers and supported applications.
Troubleshoot and resolve Tier 2/3 incidents involving servers, endpoints, network services, and authentication issues, within defined SLAs.
Maintain and test backup, recovery, and disaster recovery procedures to ensure business continuity.
Provision, configure, and support virtualized and cloud environments (VMware/Hyper-V/Azure/AWS) as required.
Document system configurations, changes, and standard operating procedures to support audit readiness and operational consistency.
Collaborate with security and network teams to implement hardening, logging/monitoring, and incident response best practices.

Information Technology Manager - State Farm

(2014-05 - 2017-12)

Managed IT operations, technical staff, and infrastructure projects.
Administered Windows/Linux servers, virtualization environments, and cloud systems.
Oversaw Active Directory, Group Policy, backup/recovery processes, and network security.
Led technical training initiatives and process improvements across IT operations.

IT Security Officer/Administrator - FedEx

(2010-01 - 2014-04)

Respond to security alerts, indications of compromise, and helpdesk security incident tickets in real time. Gather information, take action to protect the firm, and communicate findings.
Assist the Security Operations Manager with internal and external security audits, security assessments, vulnerability testing, and risk analysis.
Help develop and deploy end-user training programs and work with users to ensure compliance.
Support IT and other teams in verifying the security of third-party vendors, collaborating to meet security requirements.
Monitor security access, vendor access, remote access, and anomalies.
Participate in periodic reviews by internal audit, compliance teams, and other risk-related functions as required.
Adhere to all IT Department standards and Firm Information Security Policies, including but not limited to change control and maintenance windows.
Follow ITIL (Information Technology Infrastructure Library) disciplines and processes, including IT Service Management, Incident Management, Change Management, and Problem Management.
Monitor the network for security-related issues, including abnormal access

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