Part-Time Administrative & Billing Specialist — On-Site

Valid8 Financial, Inc.; Denver (CO); On-site; USD 39,000 - 45,000; Part time

Job summary

Doozy Solutions is seeking a resourceful administrative assistant to help keep our Golden office running smoothly. This hands-on, generalist role spans office coordination, operational support, light bookkeeping, client billing communication, and employee expense support.

Reporting to the controller, the role keeps day-to-day operations organized so the broader team can focus on serving clients. We value an accounting or bookkeeping background and offer a flexible, part-time schedule.

Qualifications

• 3+ years of experience in an administrative, office management, bookkeeping, or accounting-support role
• Comfort with light bookkeeping and expense-management tools such as Expensify; prior accounting experience is strongly preferred
• Highly organized, self-directed, and comfortable managing varied responsibilities with minimal oversight
• Strong written and verbal communication skills, with a professional and personable approach to clients, vendors, visitors, and colleagues
• Demonstrated discretion and trustworthiness when handling confidential and financial information
• Proficiency with common office and expense-management tools, including Google Workspace or Microsoft Office; Expensify or similar platform is a plus
• Based in or near Golden, Colorado, with the ability to work on-site
• Experience building or improving SOPs and administrative processes is preferred
• Experience supporting a small business or a professional services office is preferred
• Flexible part-time schedule of approximately 20 hours per week
• Meaningful, varied work with visibility across office operations, finance support, and employee experience
• Collaborative environment with a team that values hard work, accountability, and a good sense of humor

Responsibilities

• Serve as the primary point of contact for office vendors, including supplies, equipment, cleaning, and maintenance; place orders, track deliveries, and manage vendor relationships
• Keep common areas, supply closets, and shared spaces organized, stocked, and presentable
• Manage office communications by answering calls and emails, greeting visitors, and routing mail and packages
• Coordinate office logistics, including scheduling, meeting and room setup, and light event planning for team lunches, holiday gatherings, and similar activities
• Document and maintain SOPs for recurring office and administrative processes
• Support day-to-day operational needs that do not have a clear owner and help close gaps as they arise
• Assist with onboarding logistics for new hires, including paperwork, equipment setup, and first-day coordination
• Maintain organized digital and physical filing systems for company records
• Serve as a point of contact for client communication regarding billing and accounting-related questions
• Handle light bookkeeping tasks and day-to-day expense tracking
• Assist employees with Expensify submissions and troubleshoot related questions
• Field and answer general questions regarding expense, office, and administrative policies

Skills

Administrative experience

Communication skills

Organizational skills

Problem solving

Tools

Expensify

Google Workspace

Microsoft Office

Job description

Doozy Solutions is seeking a resourceful administrative assistant to help keep our Golden office running smoothly. This hands-on, generalist role spans office coordination, operational support, light bookkeeping, client billing communication, and employee expense support.

Reporting to the controller, the role keeps day-to-day operations organized so the broader team can focus on serving clients. We value an accounting or bookkeeping background and offer a flexible, part-time schedule.