Experienced Administrative & AP Specialist in Oil & Gas

CHRISTI STELLY

Youngsville, LA ***** 337-***-**** ️ **********@*****.***

PROFESSIONAL SUMMARY

Detail-oriented Administrative Assistant and AP Analyst with over 20 years of experience supporting operations in the Oil & Gas industry. Proven ability to manage blanket purchase orders, travel coordination, and executive support while improving processes and recovering revenue. Known for strong vendor collaboration, system expertise (SAP, Ariba, Workday, ERP), and reliability in fast-paced corporate environments. Seeking an opportunity for continued growth and long-term contribution.

CORE SKILLS

Administrative & Executive Support

Accounts Payable / AP Analysis

Procurement & Vendor Management

SAP (AP, AR, Payroll)

Ariba Guided Buying (punch out catalogs) & Invoicing

Workday

CONCUR Expense Reporting

Microsoft Office Suite (Outlook, Word, Excel, Teams, PowerPoint)

Adobe Acrobat Pro

Time Management & Organization

PROFESSIONAL EXPERIENCE

Administrative Assistant III / AP Analyst (responsibilities grew from administrative work to payroll, AP and Procurement Duties)

Baker Hughes Energy Technology Company

(July 2003 – January 2026) (includes a 2 year gap due to a reduction in workforce)

Created requisitions for operating supplies, office supplies, and PPE for the Wellbore Completions Department using Ariba and SAP, including creation and daily monitoring of blanket purchase orders

Collaborated daily with vendors to resolve invoicing discrepancies, payment issues, and procurement concerns

Prepared and submitted detailed CONCUR expense reports for upper management, ensuring accuracy and policy compliance

Coordinated complex travel arrangements, executive calendars, company meetings, and departmental luncheons

Entered payroll hours in SAP and MYTIME. Also submitted bi-weekly bonus hours for field employees as needed

Played a key role in the SAP system implementation, assisting with training and transition during the Baker Hughes/BJ Services integration

Led a comprehensive customer audit that identified and recovered $70K+ in previously unbilled revenue, improving financial accuracy and cash flow

EDUCATION

University of Louisiana (formerly USL) – Lafayette, LA

Bachelor of General Studies

Emphasis in Science Minor in Behavioral Science

Academy of the Sacred Heart – Grand Coteau, LA

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