Sr Administrative Assistant - IT

About the role

CITGO Petroleum Corporation is a recognized leader in the refining industry and operates under the well-known CITGO brand. CITGO owns and operates three refineries located in Lake Charles, LA.; Lemont, IL.; and Corpus Christi, TX, and wholly and/or jointly owns 43 active terminals, nine pipelines and three lubricants blending and packaging plants. With approximately 3,300 employees and a combined crude capacity of approximately 829,000 barrels-per-day (bpd), positions CITGO as one of the best-branded supplier companies in the industry. At CITGO our people are our most important resource. Our core values are Safety, Integrity, Respect, Accountability, and Care.

Provides advanced executive administrative support to the Chief Information Officer and the IT/IS department, ensuring efficient coordination of daily operations, communications, calendars, meetings, travel, expenses, departmental records, and executive-level deliverables. Responsible for processing invoices, creating requisitions and service entries, validating cost center postings, supporting budget and accounting activities, preparing reports and presentations, coordinating departmental functions, and handling confidential information with discretion. Perform duties with a high degree of professionalism, accuracy, independence, and sound judgment while supporting senior leadership priorities and departmental business needs.

Responsibilities

• Perform financial and business administration for IT/IS, including processing invoices, creating requisitions and service entries, validating cost center postings, resolving invoice discrepancies, maintaining supporting documentation, and coordinating with internal business partners to ensure timely and accurate financial transactions.
• Provide senior-level executive administrative support to the Chief Information Officer and IT/