Office Manager
Advastar
Overland Park, KS · Posted October 13, 2026
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Pay compared with the market
This listing does not state pay. Across 37 open office manager listings that state pay, the middle half runs $72,500 to $95,000 and the median is $80,000.
Listed pay is what employers advertise, not what people are paid.
About the job
A well-established commercial general contractor is hiring an Office Manager to run the business side of a small, tight-knit office. This is the hub role: you keep the books clean in QuickBooks, carry payroll and HR, support the owner directly, and keep projects and the office running without being asked twice. If you are the person who already quietly runs the office you are in, and you want one seat where your judgment actually matters, this is that seat.Anticipated $75K–$100K, based on experienceBenefits include: Health, Dental, Vision, 401K w/ match, PTO, holidaysSchedule: Monday–Friday, 8:00 AM–5:00 PMOn-site, professional office in Corporate Woods; business casualOverviewOwn day-to-day accounting in QuickBooks: AP, AR, credit card reconciliation, deposits, wires/ACH, and weekly/monthly/annual reporting the owner can trustPrepare pay applications and lien waivers, manage W9s, and prepare and distribute 1099s for subcontractorsAdminister payroll through an outside payroll partner and oversee federal and state tax paymentsRun HR for the office: onboarding, PTO, personnel files, open enrollment, handbook and policy upkeep, and complianceKeep insurance current: manage the COI log, renewals, and auditsSupport the President directly: calendar, meeting notes, and keeping priorities movingSupport project managers: document management, project tracking, bid invites, submittals, and weekly status reportingKeep the office itself running: reception, phones, supplies, vendors, and the overall look and feel of the spacePreferred Skills and ExperienceHigh school diploma required; associate’s or bachelor’s in business, accounting, or a related field is a plusNotary Public, or willingness to become oneStrongly Preferred: 3+ years as an office manager, business manager, full-charge bookkeeper, or senior administrative professional in a professional office setting (construction, accounting, legal, banking, or similar)Strongly Preferred: hands-on QuickBooks experience running AP/AR, reconciliations, and reportingProficiency in MS Outlook, Word, and ExcelExperience administering payroll and supporting HR functions (onboarding, PTO, files, compliance)Construction back-office exposure (pay applications, lien waivers, COIs, 1099s) is a strong plus; PROCORE experience or willingness to certify is a plusSharp, polished, and genuinely client-facing, with strong written and verbal communication and real attention to detailComfortable owning a broad role in a small office where no two days look the sameKeywords: Office Manager, Office Administrator, Business Manager, Full-Charge Bookkeeper, Bookkeeper, Accounting Assistant, Accounts Payable, Accounts Receivable, QuickBooks, Payroll Administration, Executive Assistant, Administrative Assistant, HR Coordinator, Onboarding, Human Resources, PROCORE, Lien Waivers, Pay Applications, Certificate of Insurance, COI, 1099, W9, Notary Public, Construction Office, General Contractor, Overland Park, Johnson County, Customer Service, Front OfficeEEO