Part-Time Receptionist / Office Administrator

Part-Time Receptionist / Office Administrator (MWF On-Site)

San Francisco · 24 hours/week

Who We Are

RS Construction is a family-owned heavy-civil contractor based in San Francisco, building concrete and utility infrastructure that keeps the Bay Area moving. As we grow and professionalize our operations, we need a reliable, detail-driven Administrative Assistant to keep the front office running smoothly three days a week.

What You’ll Do

Area Key Tasks

• Front Desk & Phones

  • Greet visitors, clients, and field crews with a friendly, professional manner.

  • Answer and route incoming calls; take clear, complete messages when staff are unavailable.

• Mail & Deliveries

  • Accept FedEx/UPS/Amazon and USPS mail, verify counts, and log every inbound/outbound item in our delivery spreadsheet.

  • Prepare FedEx/UPS shipments and arrange same-day pickups when needed.

• Accounting Support

  • Tag invoices for coding in QuickBooks (no coding required).

  • Match credit-card charges to receipts and flag any discrepancies.

• Office Inventory & Admin

  • Monitor supplies (water service, printer paper, coffee, basic PPE) and place timely re-orders.

  • Keep the front office, copy area, and supply shelves tidy and stocked.

• General Team Support

  • Print and bind plan sets, scan documents, and update simple Excel/Google Sheets trackers.

  • Pitch in on occasional event setups or ad-hoc clerical projects.

Schedule & Pay

• Hours: Mondays, Wednesdays, Fridays • 8:00 a.m.–5:00 p.m. (24 hrs/week)

• Duration: Open-ended; minimum three-month commitment preferred

• Compensation: $20–$26 per hour + paid sick leave per SF ordinance

What You’ll Bring

• Experience: 1-2 years in an office, reception, or customer-service role

• Skills: Solid MS Office; basic Excel formulas

• Detail Orientation: Proven habit of double-checking data, names, and numbers

• People Skills: Clear phone voice, upbeat attitude, and calm under interruptions

• Bonus Points: Familiarity with QuickBooks or other accounting software; experience in construction, logistics, or mailroom work; bilingual English/Spanish

Why RS Construction

• Impact You Can See – Your work supports crews who build the roads and utilities your neighbors rely on.

• Small-Team Culture – Work directly with the COO, project managers, and field leaders—no corporate silos.

• Growth Opportunity – Learn construction-office fundamentals and expand into bookkeeping or project admin as your interests grow.

• Stable Schedule – Predictable M-W-F hours leave Tuesdays and Thursdays free for school, family, or a side hustle.

RS Construction is an equal-opportunity employer and welcomes applicants from all backgrounds.