I am a dynamic Application Support Engineer with extensive experience at Leidos Australia. I have contributed to SAP Warehouse Management and other mission-critical systems, designing and executing robust test cases and collaborating with cross-functional teams to deliver high-quality solutions under tight deadlines. I am committed to ITIL processes, root-cause analysis, and continuous improvement, with a focus on reliable operations and customer satisfaction. I enjoy building strong client relationships, refining processes, and sharing knowledge through documentation and training. I bring a proactive, problem-solving mindset and a passion for delivering stable, scalable IT services.

Judy Nguyen

I am a dynamic Application Support Engineer with extensive experience at Leidos Australia. I have contributed to SAP Warehouse Management and other mission-critical systems, designing and executing robust test cases and collaborating with cross-functional teams to deliver high-quality solutions under tight deadlines. I am committed to ITIL processes, root-cause analysis, and continuous improvement, with a focus on reliable operations and customer satisfaction. I enjoy building strong client relationships, refining processes, and sharing knowledge through documentation and training. I bring a proactive, problem-solving mindset and a passion for delivering stable, scalable IT services.

Available to hire

I am a dynamic Application Support Engineer with extensive experience at Leidos Australia. I have contributed to SAP Warehouse Management and other mission-critical systems, designing and executing robust test cases and collaborating with cross-functional teams to deliver high-quality solutions under tight deadlines. I am committed to ITIL processes, root-cause analysis, and continuous improvement, with a focus on reliable operations and customer satisfaction.

I enjoy building strong client relationships, refining processes, and sharing knowledge through documentation and training. I bring a proactive, problem-solving mindset and a passion for delivering stable, scalable IT services.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
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Language

English
Fluent

Work Experience

Senior Application Support Engineer at Leidos Australia PTY LTD
July 1, 2016 - August 1, 2025
Application Support under ITIL process and procurements. Provide systems administration, monitoring and Level 2 and Level 3 ITSM support for mission system applications and development center software tools. Interact with users, other service providers and evaluate vendor products. Perform system monitoring and reporting, incident ownership including triage, investigation, escalations and post-incident follow-up. Install software updates, patches and fixes, including change management; utilize Nifi Edges/Clusters, MariaDB/PostgreSQL/Solr, Jenkins/GitHub and Ansible tooling. Build system reports using Elastic/Kibana and Tableau. Create and maintain user access using Keycloak. Conduct development, SIT, UAT and post-deployment tests. Create and maintain system and operational documentation and Knowledge Base Articles for Level 1 Help Desk using JIRA/Confluence.
Technical Support (Level 3-4) Role – Cargo Visibility at Leidos Australia PTY LTD
August 1, 2016 - July 1, 2019
Incidents that could not be resolved at Level 2-3. SME support for the CVS Ingres application (version 314); lead role on CVS maintenance and releases; service transition/change management; test design, UAT and documentation for releases; database and system administration (UNIX) and scripting (Python/Perl/Ansible); interface development and deployment activities; monitoring and reporting; test execution across multiple environments and issue resolution coordination with CVS end users and management.

Education

Add your educational history here.

Qualifications

ITIL Certification
January 11, 2030 - December 17, 2025
ITIL Certification
January 11, 2030 - February 1, 2026

Industry Experience

Software & Internet, Professional Services, Government