
Celina Zermeno
@celinazermeno
I resolve customer billing issues and keep administrative operations organized and accurate.
What I'm looking for
I've supported customer billing and office operations at Downs Energy, verifying delivered loads against bills of lading, resolving billing questions, and maintaining accurate records.
At Lamo Sheepskin, Inc., I handled customer email and phone inquiries, processed invoices, refunds, charges, and delinquent accounts, and supported a 10-person team’s clerical functions.
I also supported accounting, contracts, and HR at Stronghold Engineering, entering supplier and subcontractor invoices in Timberline and maintaining client correspondence in English and Spanish.
Experience
Work history, roles, and key accomplishments
Customer Billing Support Specialist
Downs Energy
Jan 2022 - Aug 2026 (4 years 7 months)
Verified delivered loads against bills of lading, resolved customer billing issues, and maintained accurate office records.
Customer Service Specialist
Lamo Sheepskin, Inc
Sep 2011 - Jan 2022 (10 years 4 months)
Answered email and phone inquiries, processed invoices and refunds, and addressed customer complaints with patience.
Administrative Assistant
Stronghold Engineering, Inc
Feb 2009 - Oct 2010 (1 year 8 months)
Submitted invoices for approval, entered supplier invoices in Timberline, and supported accounting, contracts, and HR teams.
Education
Degrees, certifications, and relevant coursework
La Sierra High School
High School Diploma, General Studies
Completed high school education at La Sierra High School in Riverside, CA.
Availability
Location
Authorized to work in
Job categories
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