Administrative Assistant Executive

Andrea Abeyta

PROFESSIONAL SUMMARY

A dedicated and technically skilled professional with a versatile administrative background developed through experience as an Executive Assistant and HR Manager. I excel in resolving employer challenges through innovative solutions and process improvements that increase efficiency and customer satisfaction. I thrive in collaborative environments that foster growth.

WORK EXPERIENCE

Executive Administrative Assistant / HR Manager

PBK Architects – Ontario, CA

June 2019 – December 2024 (Laid off)

Provided comprehensive administrative support to C-level executives, architects, project managers, and designers.

Managed executive calendars, emails, and travel arrangements (flights, hotels, car rentals, meeting spaces).

Assisted with reports, presentations, and correspondence for partners and VPs.

Coordinated event logistics, including budget, contracts, and staffing.

Processed payroll, expense reports, and timesheets using Deltek and ADP.

Tracked project status to ensure timely completion.

Managed contractor/vendor invoices and project revenue reports.

Processed consultant applications and submitted weekly reports to executives.

Oversaw all HR matters: onboarding, payroll, background checks, personnel files, recruitment, and benefits.

Coordinated statewide events for multiple offices.

Managed RFQs, RFPs, and RFIs for Southern California firms.

Office Manager

Flavor West – Lake Elsinore, CA

March 2012 – June 2019

Supervised warehouse staff and handled all HR duties, including benefits, payroll, and recruitment.

Processed web/database orders, managed international shipping, and ensured compliance with customs documentation.

Monitored accounting functions, including billings, bank statements, AP/AR spreadsheets, and payroll processing.

Managed wholesale accounts, facilitated health benefit enrollment, and handled petty cash.

Maintained management calendars and confidential files.

Summer Conference and Events Coordinator

Harvey Mudd College – Claremont, CA

February 2008 – March 2011

Managed year-round facility usage and summer conference programs.

Oversaw budgets for conference and facility use, including contract writing and billing.

Responded to inquiries regarding facilities and provided event coordination support.

Maintained Event Management System and managed administrative details for campus and private events.

Processed invoices, payments, and assisted with timesheets.

Executive Administrative Assistant and Events Coordinator

Complete Business Systems – Upland, CA

December 2003 – February 2008

Supported senior managers and sales reps with company operations.

Acted as the liaison for the California Association of School Business Officials (CASBO).

Maintained company records, prepared sales quotes, and booked corporate travel.

Coordinated trade shows and managed event logistics.

Managed customer accounts and provided support.

Organized meetings, managed confidential matters, and assisted with administrative tasks.

EDUCATION

High School Diploma

SKILLS

Accounts Payable/Receivable, Bookkeeping

Advanced communication and customer service skills

Proficient in Microsoft Office Applications

Deltek, Visio, Outlook, QuickBooks, Skype, Zoom, MS Teams, Google Meet, Zimbra, ACT

E-commerce software (Magento), Indesign, ADP Payroll Software

Event Management Systems

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