Tony Chang
Brea,CA
Summary
Strategic engineering leader in architecture, cybersecurity, infrastructure, and Identity and Access Management (IAM), with over 20 years of experience modernizing infrastructure, securing enterprise identity platforms, and building high-performing teams. Trusted for creating clarity in complexity, mentoring engineers into leaders, and aligning programs with business and security outcomes.
Overview
25
25
years of professional experience
1
1
Certification
Work History
Manager, IAM Engineering
University of Southern California (USC)
Los Angeles, CA
06.2021 - Current
- Led globally distributed delivery teams of employees and managed services in the U.S. and India.
- Managed engineering pipeline, quality, and relationship with Bangalore-based delivery center and consulting firms.
- Directed architecture, design, build, test, and implementation of IAM-focused cybersecurity engineering systems.
- Improved engineering velocity (48% to 80%) and reduced ServiceNow backlog by 90%.
- Migrated ~160 servers and core services (Shibboleth, Kerberos, ForgeRock, Duo) to RHEL 9.
- Managed identity services for 180,000+ users and 700+ enterprise applications.
- Deployed Duo Verified Push and rebranded SSO interface to unify MFA user experience.
- Remediated 165K dormant accounts through the Student Access Management Standards (SAMS) program.
- Implemented DDoS protections and CAPTCHA modernization with Cloudflare.
- Delivered PAM HA/DR with global DNS failover and monitoring automation.
- Introduced delegated admin reporting tools, improving operational efficiency by 70%.
- Centralized application monitoring using DataDog with PII-masked logging and role-based dashboards.
- Built a leadership pipeline and mentored team leads to foster SDLC discipline.
- Collaborated cross-functionally with InfoSec, Networking, and Platform teams to drive Zero Trust.
Manager, Systems Engineering
Ticketmaster
Los Angeles, CA
06.2012 - 02.2021
- Led and managed fully remote team of 7 engineers focused on automation, reliability, and security for over 4,300 servers.
- Oversaw Windows Systems products, including second-largest ticketing platform.
- Maintained PCI compliance for all in-scope systems, ensuring data protection standards.
- Managed budget and vendor relationships for licensing, software, servers, and storage solutions.
- Maintained code in GitLab using CI/CD pipelines for efficient testing and deployment.
- Established Patching-As-A-Service to automate patching with WSUS and custom PowerShell modules.
- Utilized AWS for Domain Controllers and ADFS (Active Directory Federation Services) for granting access for AWS console and API (Terraform, S3, Elastic Load Balancer, Autoscaling Group, Route 53 DNS, Lambda functions)
- Migrated 1,000 VMs from Xen to Hyper-V in coordination with development teams.
Systems Architect
Wells Fargo Capital Finance
Santa Monica, CA
06.2010 - 06.2012
- Architected and maintained VMware and NetApp storage across four national sites.
- Designed and implemented backup and DR strategies for high availability and compliance.
Systems Engineer
Ticketmaster
Los Angeles, CA
11.2006 - 06.2010
- Managed global infrastructure and VMware environments across 12 countries.
- Led infrastructure consolidations and Exchange server migrations.
- Built resilient Active Directory and SAN architectures in multi-site environments.
Systems Administrator
G&M Oil Company
06.2003 - 11.2006
- Primarily responsible for managing the network infrastructure including all servers, workstations, routers, and firewalls at corporate headquarters and remote locations. Assessed needs, created budgets, negotiated with vendors, and tracked all inventories
Technical Support Manager
Datus
09.2002 - 06.2003
- Managed all internal IT in Windows 2000 environment (servers, network, workstations)
Senior Network Technician
Enterprise Communications Technology
06.2000 - 06.2002
- Consulted various companies and city halls including LG, SK Global, the City of Irwindale, and the City of South El Monte
Education
Bachelor of Science - Biology
University of California, Los Angeles (UCLA)
Los Angeles, CACertification
- Certified Cloud Security Professional (CCSP)
- Certified Information Systems Security Professional (CISSP)
- AWS Certified Solutions Architect – Associate (SAP-C02)
- NetApp Certified Data Management Administrator (NCDA)
- Cisco Certified Network Associate (CCNA)
- Microsoft Certified Systems Engineer – Windows Server 2003 (MCSE)
Timeline
Manager, IAM Engineering
University of Southern California (USC)
06.2021 - Current
Manager, Systems Engineering
Ticketmaster
06.2012 - 02.2021
Systems Architect
Wells Fargo Capital Finance
06.2010 - 06.2012
Systems Engineer
Ticketmaster
11.2006 - 06.2010
Systems Administrator
G&M Oil Company
06.2003 - 11.2006
Technical Support Manager
Datus
09.2002 - 06.2003
Senior Network Technician
Enterprise Communications Technology
06.2000 - 06.2002
Bachelor of Science - Biology
University of California, Los Angeles (UCLA)
Similar Profiles
Bryan JueBryan Jue
Cybersecurity Engineer at University of Southern California (USC)Cybersecurity Engineer at University of Southern California (USC)
Seda NohutSeda Nohut
Research Assistant at University of Southern California, USCResearch Assistant at University of Southern California, USC
Ashanti DamisiAshanti Damisi
Director for MultiCam Live Sketch Comedy at University of Southern California, USCDirector for MultiCam Live Sketch Comedy at University of Southern California, USC
ANGEL PENA DOMINGUEZANGEL PENA DOMINGUEZ
Graduate Teaching Assistant at University of Southern California, USCGraduate Teaching Assistant at University of Southern California, USC
Fadi Ibrahim HaddadFadi Ibrahim Haddad
Teller at Jordan Ahli BankTeller at Jordan Ahli Bank