Accounting & Operations Coordinator

About the Role

Barrientos Design & Consulting is seeking a detail-oriented and trusted Accounting & Operations Coordinator to support the financial, administrative, and operational functions of our Milwaukee-based architecture firm. In this role, you’ll be responsible for bookkeeping, payroll reporting, accounts payable and receivable management, human resources compliance, and vendor coordination. This role is ideal for someone who thrives in a small, mission-driven office environment and enjoys working internally-focused to keep things running smoothly.

About Us

At Barrientos Design & Consulting, we specialize in designing impactful Operations & Maintenance facilities across the US. Our agile, values-driven team is deeply committed to technical excellence and community-focused design. This position plays a vital role in supporting our operations, allowing our architects to stay focused on delivering thoughtful, functional spaces for our clients.

We’re in an exciting phase of expansion, driven by a growing portfolio of public-sector and infrastructure projects. As demand for our expertise increases, we’re thoughtfully scaling our team to support both current work and future opportunities. It’s a great time to join a firm where design integrity, leadership, and long-term growth go hand in hand.

Key Responsibilities

Accounting & Bookkeeping

• Prepare client invoices, record payments, and follow up on accounts receivable
• Process accounts payable, enter vendor bills, and manage payment schedules
• Maintain accurate bookkeeping records using Deltek (or comparable AE software) with project-based cost coding
• Record deposits, credit card expenses, and receipts for monthly reconciliation
• Generate AP, AR, and payroll reports for submission to the firm’s CPA on a bi-weekly and monthly basis

Payroll & CPA Coordination

• Collect and verify bi-weekly employee hours for payroll
• Submit accurate payroll data to the CPA for processing
• Support CPA with monthly reconciliations and year-end filings
• Input and monitor monthly accounting data for CPA reporting

Human Resources & Compliance

• Maintain personnel files including I-9, W-4, and PTO documentation
• Assist with onboarding of new employees and compliance checklists
• Ensure confidentiality of all employee compensation and personnel matters

Vendor, Insurance, and Office Operations

• Track insurance policies and coordinate vendor certificates of insurance
• Manage office supply needs and vendor service contracts

*Confidentiality and Responsibility

The individual in this role will have access to sensitive company information. The highest level of confidentiality, discretion, and loyalty to the company is required at all times. Breaches of confidentiality will be considered grounds for disciplinary action. Candidates selected for hire will be required to sign a standard confidentiality and non-disclosure agreement (NDA) as part of onboarding.

Qualifications

• Bachelor’s degree in accounting, business administration, or related field preferred (or equivalent experience)
• 3 – 5 years of experience in bookkeeping, office management, or business operations (Experience Architecture, Engineering or Professional Services industry is preferred)
• Proficiency in Deltek or comparable AE software
• Familiarity with basic HR compliance (I-9s, PTO tracking, payroll reporting)
• Strong organizational and time-management skills
• Ability to work independently, meet deadlines, and maintain accuracy
• Must pass a court background check

Why Barrientos Design

• Flexible part-time schedule (32 hours/week, typically Monday – Thursday)
• Stable and supportive in-office environment in Milwaukee, WI
• Opportunity to support mission-driven architecture and community work
• Collaborative, team-oriented firm culture

Reports To: President
Location: Milwaukee, WI
Position Type: Part-Time; 32 hours per week (Benefits-Eligible)
Salary Range:  $45k – $60k

To apply, please send your resume and a brief cover letter to webmarketing@barrientosdesign.com.
We look forward to hearing from you!

Barrientos Design & Consulting is an Equal Opportunity Employer. We are committed to building a diverse and inclusive workplace that reflects the communities we serve. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, disability, marital status, veteran status, or any other protected characteristic under applicable law.