Office Manager | West Columbia, TX

Office Manager (Administrative Assistant III), Texas Historical Commission — Varner-Hogg Plantation State Historic Site

Location:1702 N 13th St, West Columbia, TX 77486
Salary:$3,950.00 – $4,250.00/month
Employment Type:Full-time, Regular
Standard Hours Per Week:40
Travel:Yes, 5% of the Time
Posting Date:May 13, 2026
Closing Date:May 27, 2026

Under the direction of the assistant site manager and site manager, this position performs complex (journey-level) administrative support work for First Capitol of Texas State Historic Site of the Texas Historical Commission (THC). Work involves overseeing administrative/business operations, management of the site's volunteer program, coordinating the purchase and procurement process, and overseeing the point-of-sale system operations for ticketing, retail sales, inventory control, and collection of demographic information about site visitors and preparing the site for visitation.

Works under general supervision, with moderate latitude for the use of initiative and independent judgment.

• Serve (with site staff and volunteers) as the face of the visitor center.
• Coordinate the purchase and procurement process for the site utilizing the Centralized Accounting and Payroll/Personnel System (CAPPS).
• Maintain accounting records of purchases and monitors inventory and stock records of the museum store.
• Reconcile the daily receipts, including cash, check, and credit card receipts.
• Generate reports on expenditures and purchase order accounts, including monthly procurement reports.
• Participate in volunteer recruitment, training, and scheduling.
• Maintain work areas, office equipment, and supplies of office materials.
• Perform light cleaning of floors, dust exhibits, and store shelves, clean door glass, empties trash, and replenishes restroom supplies and visitor brochures.
• Maintain appropriate administrative records per the records retention policy.
• Oversee all aspects of revenue collection and deposit.
• Coordinate expenditures supporting visitor services and retail/museum store operations.
• Respond to internal inquiries and interpret related rules, regulations, policies, and procedures.
• Provide tours to specific audiences and assist with general customer service delivery.
• Assist with the development of retail product lines and cultivating vendors.
• Assist with developing public relations and media/marketing support materials.
• Assist in compiling data for charts, databases, summaries, and other required reports.
• Assist in planning and holding meetings, conferences, workshops, and seminars related to the site and in developing internal administrative or technical assistance policies and procedures.
• Assist in preparing reports and correspondence.
• Assist in preparing annual budget requests and financial planning related to visitor services and retail operations.
• Assist in rentals, including: scheduling, payment processing, planning, marketing, and creating rentals programs and packages.
• Assist site staff in the planning and implementing public programs, including events, exhibits, and workshops.
• Adhere to an established work schedule with regular attendance.
• Follow all THC safety guidelines/procedures and ethics requirements.
• Perform other duties as assigned.

• Graduation from a senior high school or GED equivalent.
• Minimum three years' work experience in clerical or administrative support work.
• The ability to maintain the security or integrity of the critical infrastructure.
• Valid driver's license, acceptable driving record, and ability to drive a state vehicle.
• Required to travel up to 5% of the work period.

• Work experience in retail management, bookkeeping, accounts payable/receivable, inventory management, or similarly related experience.
• Work experience with purchasing/procurement and strong skills with database management.

• Knowledge of general office management, administrative, accounting, and clerical procedures.
• Knowledge of retail sales practices and procedures, including ordering, receiving and inventory control, merchandise display, and records keeping.
• Effective verbal and written communication, human…