Calvin Rivera

Financial and data quality professional with an MS in Business, prior GS-9 Military Health System experience, 12+ years of Air Force service, and an active Secret clearance. Experienced in extracting, reconciling, validating, and analyzing data from DoD operational systems; preparing financial and performance reports; reviewing costs and expenditures; documenting findings; and driving corrective actions. Managed fuel-accounting records supporting $35 million in assets and analyzed 2,000+ MHS cases while helping resolve 252 data and productivity errors.

Fuels Distribution Supervisor / Fuels Manager Defense (FMD) at United States Air Force Reserve (2017-06 – Present)

Part-Time, Avg. 5+ hrs/week

• Extract and validate daily, weekly, and monthly fuel-accounting and inventory data from BSM-E, EPoS, and Excel for receipts, issues, sales, defuels, quantities, unit costs, and on-hand balances.
• Reconcile enterprise-system transactions, supporting documents, and physical inventory; research discrepancies, correct records, and ensure reliable inputs for financial and operational reporting.
• Analyze expenditures, invoices, bids, price and volume trends, and consumption patterns to support cost reporting, resource planning, supply requirements, and informed leadership decisions.
• Prepare Excel and PowerPoint outputs summarizing costs, inventory, forecasts, variances, and risks, providing leaders with accurate and timely data for recurring reviews and briefings.
• Maintain complete transaction, reconciliation, and inspection documentation aligned with DLA Energy and Air Force controls, supporting audit readiness and traceability of reported balances.
• Maintain accountability for approximately 1 million gallons of petroleum and $35 million in assets across two 970,000-gallon tanks and front-line retail and mobile fueling operations.
• Forecast requirements from flying schedules and unplanned aircraft demand; coordinate with wing squadrons, DLA Energy, vendors, storage, and facilities on deliveries and inventory allocations.
• Conducted approximately 24 detailed compliance inspections; documented findings, identified root causes, monitored remediation, and verified corrective actions to strengthen quality controls.
• Analyze recurring variances and workflow issues, recommend process and reporting improvements, and track corrective actions through closure as operational and financial requirements change.
• Served as section training monitor, delivering 48 training hours on system use, documentation, reconciliation, and compliance; validated competency and contributed to a 32% compliance increase.

Health System Specialist, GS-0671-9 at United States Air Force (2023-12 – 2025-10)

Full-Time, 40 hrs/week

• Extracted, reviewed, and validated data for 2,000+ cases across AHLTA, CHCS, and MHS GENESIS, maintaining documentation accuracy, workload visibility, and timely reporting across 14 objectives.
• Evaluated workload and trend data and developed Excel, Word, and PowerPoint reports presenting performance results, discrepancies, risks, findings, and recommended process improvements.
• Performed quality-control analysis of system and workflow issues; partnered with 3 NCOs and 8 registered nurses to identify causes and help remediate 252 errors affecting data reliability.
• Coordinated data and compliance requirements across 21 medical practitioners and 20 civilian personnel supporting 329,000+ beneficiaries; trained and validated users on standardized workflows.

Master of Science in Business – University of Texas at San Antonio (2021-12)

Bachelor of Arts in History – University of Texas at San Antonio (2020-12)

Associate of Applied Science in Logistics – Community College of the Air Force (2019-12)