Demo

Administrative Specialist

Castle Rock Microwave
Castle Rock, CO Full Time
POSTED ON 9/29/2025 CLOSED ON 3/29/2026

What are the responsibilities and job description for the Administrative Specialist position at Castle Rock Microwave?

We are seeking a detail-oriented and experienced Administrative Specialist to manage financial transactions, support project execution, and handle critical administrative tasks. This role is essential to our financial operations, with a focus on reconciling accounts, processing transactions, and ensuring compliance. The ideal candidate will have strong bookkeeping skills, a solid understanding of project accounting, and experience with a variety of financial software.


Key Responsibilities

Financial & Accounting Management

  • Process and post financial transactions, including invoices, cash receipts, and supplier bills, in our accounting software (QuickBooks Online).
  • Maintain and reconcile General Ledger balances and accounts using GAAP accounting principles.
  • Prepare and issue purchase orders and verify supplier bills against POs and project budgets.
  • Manage the accounts payable and accounts receivable processes, ensuring timely collections and payments.
  • Update weekly Open Order Reports for high-value customers.
  • Tie out Smartsheet with QuickBooks Online and the Portal for purchase orders and invoices.
  • Assist with project budgets, tracking expenses, and preparing monthly forecasts of costs and billing for customers and project managers.
  • Ensure each Project Manager follows the projected expenses and billing or project budget for each month.
  • Tie out the Open PO Report from QuickBooks Online monthly, closing completed purchase orders and updating lead times.
  • Perform sales tax maintenance and prepare monthly worksheets.
  • Calculate and report budget variances to management.

Administrative & Operational Support

  • Assist with processing employee payroll, ensuring compliance with company policies, tax regulations, and labor laws.
  • Perform general administrative tasks, including managing incoming calls and maintaining the electronic filing system (SharePoint).
  • Assist with new employee onboarding and help update the employee handbook.
  • Oversee vendor purchase orders and contracts, ensuring vendors are paid and relationships are maintained.

·Sales & Customer Support

  •  Act as a liaison between the sales team, finance, operations, and external vendors/partners.
  • Enter and maintain client and project data in HubSpot.
  • Review proposal budgets and create formal sales quotes for customers.
  • Assist with incoming customer calls and sales representative emails.
  • Communicate with customers to gather necessary information.
  • Handle equipment-only accounts and provide quotes to customers independently.
  • Participate in sales meetings and assist with Requests for Proposal (RFPs).


Qualifications & Skills

Required Skills & Experience

  • Advanced knowledge of bookkeeping and Generally Accepted Accounting Principles (GAAP).
  • Strong data management, organizational, and computing skills.
  • Ability to work independently and manage multiple tasks effectively.
  • Experience with QuickBooks Online, Smartsheet, and Microsoft Office.
  • Excellent communication and interpersonal skills.

Preferred Skills

  • Experience in project accounting, particularly within the construction or logistics industries.
  • Familiarity with local, state, and federal financial reporting requirements.
  • A proactive and problem-solving mindset with the ability to manage multiple priorities.

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Equal Opportunity Employer

The company is an equal opportunity employer and values diversity. All employment decisions are based on qualifications, merit, and business needs.


Salary.com Estimation for Administrative Specialist in Castle Rock, CO
$50,016 to $62,297
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