Summary
Overview
Work History
Education
Skills
Certification
Languages
Timeline
Generic

Yong Jeon

Summary

Dynamic Data Analyst and Engineer with a proven track record at the US Citizenship and Immigration Service, leveraging SQL and Tableau to drive data-driven decisions. Skilled in Agile methodologies and team leadership, I excel in optimizing processes and delivering actionable insights that enhance operational efficiency and stakeholder alignment.

Overview

21
21
years of professional experience
1
1
Certification

Work History

Data Analyst / Data Engineer

US Citizenship and Immigration Services
02.2021 - Current
  • Drive end-to-end data science initiatives using Agile methodologies and JIRA, managing a team of four contractors to define milestones and align outcomes with organizational goals. Collaborate with stakeholders to develop KPIs, forecast trends, and conduct statistical analyses-including hypothesis testing and correlation analysis-to optimize workforce planning and resource allocation.
  • Utilize SQL, Python and PySpark in Databricks to wrangle, clean, and structure large-scale
    immigration datasets for modeling and performance monitoring. Generate recurring reports with actionable insights on backlog trends and processing volumes, supporting data-driven decision-making at senior levels.
  • Design and implement interactive dashboards using Tableau and Excel to communicate KPIs and performance trends. Automate data flows from Databricks to Tableau Server to streamline report refresh cycles and ensure timely, accessible visualizations for both leadership and operational teams.
  • Lead cross-functional investigations into critical operational issues by combining data audits, error log reviews, and SME consultations. Deliver actionable recommendations that enhance process integrity, reduce turnaround times, and resolve systemic inefficiencies.
  • Liaise with research, program, and analytics teams to define metrics, document methodologies, and customize dashboards. Present insights, models, and forecasts through executive briefings, written reports, and town hall presentations, aligning outputs with stakeholder priorities and business goals.
  • Designed and maintained performance dashboards using Tableau and SAS Viya to evaluate E-Verify and SAVE customer service agent metrics, enabling data-driven decisions for staff training, workload distribution, and performance management. Collaborated with operational leads to establish quantifiable KPIs aligned with program goals and executive reporting requirements.
  • Automated daily agent performance reporting with VBA in Excel, significantly reducing manual processing and ensuring timely, accurate insights for over 40 E-Verify call center agents. Supported backend data processing using SQL in Databricks and SAS Studio to clean, join, and transform datasets for statistical summaries and operational reports.
  • Reengineered legacy forecasting and staffing models by migrating them from Excel to
    scalable platforms like SAS Viya and Tableau, enhancing functionality, maintainability, and
    analytical depth. Partnered with data science teams to refine model logic and validate
    historical assumptions in support of future resource optimization.
  • Contributed to a comprehensive evaluation of transitioning from SAS to Databricks, assessing platforms on scalability, user experience, and cost efficiency. Compiled findings into actionable recommendations that shaped long-term analytics infrastructure decisions at the directorate level.

Cyber Warfare Operator

California Air National Guard
12.2023 - Current
  • Selected as a 1B4X1 Cyber Warfare Operator and proactively engaged in instructor-led online training focused on cyber warfare and information operations to build foundational technical skills. Participated in multiple Ready Cybercrew Program (RCP) events to gain early exposure to operational cyber defense environments and team-based exercises.
  • Manage key personnel programs within the mission element, including the preparation and submission of Enlisted Performance Briefs (EPBs), Airman of the Quarter award nominations, and timely completion of administrative requirements. Provide mentorship and supervision to junior enlisted members through Airman Comprehensive Assessments (ACA), fostering professional growth and mission alignment.
  • Collaborate with squadron leadership to support the integration of incoming cyber personnel, offering guidance and facilitating knowledge transfer to promote a smooth transition. Ensure all mission support and administrative processes are executed in compliance with Air Force standards to maintain operational readiness.

IT Office Operations Supervisor

US Census Bureau
01.2020 - 11.2020
  • Evaluated and prioritized IT client troubleshooting tickets to ensure effective task distribution among support staff. Resolved user issues using CRM, ITSM, and Account Administration Console systems, managing high-volume operations to ensure timely and efficient IT support delivery.
  • Trained 70 office personnel and 3,000 field employees on Acceptable Use Policy (AUP) and Information Assurance Policy (IAP), achieving zero compliance incidents during the 2020 Census. Supported onboarding processes by setting up user credentials, software access, electronic timesheets, and orientation materials.
  • Managed user access controls and permissions within Active Directory, ensuring secure,
    stable IT infrastructure performance across the office.
  • Authored and updated internal Knowledge Base Articles (KBAs) with step-by-step user
    support documentation. Maintained a centralized, accurate repository of technical guidance
    aligned with system updates to enhance issue resolution and knowledge sharing.
  • Maintained accountability for IT assets valued at approximately $1 million, including laptops, tablets, and mobile devices. Monitored network performance and conducted on-site troubleshooting, escalating complex issues to regional IT leadership when necessary.

Staff Accountant

Mr. Chow Enterprises, Ltd.
10.2016 - 02.2019
  • Collected and aggregated daily restaurant operations and revenue data from Point of Service (POS) systems and performed detailed cost vs. profit analysis and forecasted future income and expenses using QuickBooks sales report data to assist management and executives in strategic decision-making.
  • Assisted the senior accountant with the yearly audit by preparing monthly financial statements, cash balance reports, and statistical summaries to ensure accuracy and compliance.
  • Prepared tax documents, including monthly and quarterly reports for state and city sales tax, as well as corporation tax, in collaboration with team members.
  • Processed payroll, tips, and expense reimbursements amounting to $90,000 weekly for 50 employees, ensuring timely and accurate compensation.
  • Managed accounts payable and processed monthly payments totaling $120,000 for over 40 vendors, maintaining smooth and efficient vendor relationships.

Dental Assistant Supervisor

U.S. Air Force Reserve
09.2010 - 12.2023

Non-Commissioned Officer In Charge of Dental Clinic


  • Led the administration and oversight of the base dental clinic during monthly Unit Training Assemblies (UTA), managing a team of 10 dental assistants in support of dental officers and clinic operations.
  • Compiled and delivered detailed monthly readiness reports to executive officers, highlighting compliance trends and recommending cross-unit collaboration to close readiness gaps.
  • Maintained strict documentation standards and implemented internal dental record audits to improve the accuracy and reliability of readiness tracking.
  • Facilitated monthly team meetings and readiness training sessions, ensuring all team members are proficient in administrative dental processes, policy and guidelines changes, and record review protocols.
  • Served as the liaison between the dental clinic and squadron leadership, aligning operational goals with the overall mission of maintaining deployable, medically ready personnel.

Pharmacy Operation Supervisor

US Army
10.2004 - 11.2008

Non-Commissioned Officer In Charge of In/Outpatient Pharmacy

  • Supervised and directed a nine-member team of military and civilian personnel across eight satellite pharmacies, fostering a collaborative team environment to consistently exceed performance metrics and patient satisfaction goals.
  • Collaborated with head nurses and senior administrators to enhance medication safety protocols, leveraging patient data and Managed Care expertise to drive quality improvement initiatives and ensure optimal patient care.
  • Maintained 100% accountability for over $1 million in pharmaceuticals and equipment, utilizing the DMLSS program to manage the supply chain and ensure flawless compliance with controlled substance regulations.
  • Ensured strict adherence to Federal law, Joint Commission, and Army Medical Department (AMEDD) regulations by conducting in-depth research and continuously improving internal processes to meet the highest industry standards.
  • Implemented comprehensive team training programs on Standard Operating Procedures (SOPs), patient privacy, and TRICARE policies, building a cohesive and knowledgeable team committed to operational excellence.

Education

Data Science

Georgia Institute of Technology
Atlanta, GA
05-2028

BBA - Management

University of Massachusetts, Amherst
Amherst, MA
09-2012

Skills

  • Tableau Desktop/Server/Prep Builder
  • Databricks - SQL, Python, PySpark
  • Salesforce
  • Jira/Kanban

Certification

  • Certified Tableau Data Analyst
  • CompTIA Security+

Languages

Korean
Native or Bilingual

Timeline

Cyber Warfare Operator

California Air National Guard
12.2023 - Current

Data Analyst / Data Engineer

US Citizenship and Immigration Services
02.2021 - Current

IT Office Operations Supervisor

US Census Bureau
01.2020 - 11.2020

Staff Accountant

Mr. Chow Enterprises, Ltd.
10.2016 - 02.2019

Dental Assistant Supervisor

U.S. Air Force Reserve
09.2010 - 12.2023

Pharmacy Operation Supervisor

US Army
10.2004 - 11.2008

Data Science

Georgia Institute of Technology

BBA - Management

University of Massachusetts, Amherst
Yong Jeon