SUMMARY:

• With 10 years of experience in IAM, software development, and system integration in the Government,, Manufacturing, Financial, and Telecommunications industry spanning multiple technical domains, Vincent has proven a versatile and exemplary consultant. Vincent has experience with various Identity Management, Access Management and Federation products. Vincent specializes in Oracle/Sun Identity management stack and also has experiences with other IAM and Federation products. He has designed, implemented, and deployed multilayer, highly available IAM/Portal solutions for fortune 500 companies, which are in production to the date. He has excellent knowledge of enterprise security. In addition Vincent is a highly skilled developer in Java/J2EE, Perl, and Unix scripting, and has strong experiences with Solaris, Linux, Windows, networking, and monitoring. Vincent has excellent investigative and research skills. He is proficient in analysis and resolution of complex technical issues and root - cause targeted troubleshooting.
• Identity and Access Management
• Mobile Security
• SUN and Oracle IAM Solutions
• Enterprise Architecture and Security
• Networking and Operating Systems
• Virtualization and Cloud Technology
• J2EE application architecture and development
• Project Management
• Software Pre-Sales

TECHNICAL SKILLS:

• Java, J2EE, IAM, LDAP, Single Sign-On (SSO), Federation, SAML, SPML, WS-*, OAuth, Open-ID, JSON, RESTful Web Service, Web Service, Subversion (SVN), Maven, SMTP, MTA, VMWare, Solaris, Linux, Windows, Shell scripting, Perl, Firewall, Load Balancing, Networking.

PROFESSIONAL EXPERIENCE:

Confidential

Principal Consultant

Responsibilities:

• Performed architectural review on the B2C security system and collected security system performance metrics. Created tuning and integration recommendations to assure continuous improvement to accommodate the increasing load introduced by the national rollout of the client’s loyalty program.
• Lead the customer support team to help the client to stabilize the security system and the B2C loyalty system. Lead the team to identify and isolate the problems that caused production outages. Identified a security loophole in OpenSSO product that caused several outages and provided solution and fixes.
• Conducted evolution planning for the client to smoothly migrate to Oracle security platform from SUN security platform. Designed, coordinated, and delivered several POC workshops to prove the migration plan.
• Collaborated with key stakeholders to gather business requirements on security. Translated the business requirement into technical requirements. Created and documented architecture, design, and use cases.
• Lead a 6 member team to deliver the design and solution. Coordinated with team members on deliverables and tasks. Designed and developed the reporting platform on top of Sun IDM/Waveset, which enables end users to generate reports based on the entitlements.

Confidential

IAM Architect/Consultant

Responsibilities:

• Key contributor to Verizon’s 20M users’ mail system to support Verizon’s unified inbox for mobile services. Designed and implemented HA LDAP solution to support fast retrieval of user profiles.
• Designed and implemented HA JMQ solution for integration between Verizon’s own J2EE application and the mail system.
• Created scripts for comprehensive functional test cases which make functional testing repeatable and reliable.
• Updated SLAMD SMTP test module and fixed a bug in the module which causes SMTP load testing to hang..
• Worked with team to perform load testing on the system.
• Designed and implemented SSO/IdM solution.
• Deployed Oracle Waveset, OpenSSO, and DSEE.
• Implemented User self-service work flows for userID recovery and password recovery
• Implemented session integration for Waveset and OpenSSO
• Designed the integration between OpenSSO and custom portal app using Identity Web Service.
• Designed and implemented SAMLv2 federation with business partners.
• Designed and implemented HA SSO solution for Verizon Developer Community. Collaborated with the application teams to integrate the applications with the SSO platform.
• Designed and developed a custom authentication module which helps smooth transition from the outdated security platform to the new SSO solution. The module enforces users to provide data if some key data is missing from the user’s profile.
• A POC project which demonstrated federation and Security Token service provided by Sun OpenSSO.
• Created and implemented use cases for SAML v2.0 federation.
• Created and implemented Web Service Security which delegate security service to JSR 196 security provider and OpenSSO STS.
• Created and implemented use cases for federation integration between SAML 2.0 and Microsoft ADFS.
• Created and implemented use cases for using OpenSSO fedlet.
• Designed and implemented enterprise portal and SSO solution with HA and DR features.
• Coordinated the integration between the client’s enterprise applications and the Portal/SSO system.
• Implemented high availability for Portal, Access Manager, Directory Server, and Application Server. Implemented cross-site high availability
• Implemented Windows Desktop SSO.
• Performance tuning on the system.
• Lead the support team to help the client maintain the system.
• Research on SAML v2 specifications and WebService Security specifications.
• Research on different federation products including Oracle/Sun Federation Manager, PingIdentity PingFederate, and CA SiteMinder
• Designed and developed the SAML 2 tranining course. Designed and created a lab on VMWare platform.
• Delivered the course to the client and guided the trainees on the lab tasks.
• Designed and implemented Sun Access Manager password management system, which provides centralized administration and delegation of all the administrative passwords within the JES product stack.
• Created Access Manager service to provide the administrative interface.

Confidential

Software Developer

Responsibilities:

• Designed, implemented, and maintained the official website of the company.
• Maintained the company’s IT system.