Controller

Job Description Job Description Position Summary TechStream, LLC is seeking a hands-on Accounting Manager/Controller to lead and scale the accounting function in a fast-paced start-up environment. This is a temp-to-hire opportunity ideal for a proactive and resourceful accounting professional who thrives in building processes, improving controls, and supporting a growing business. The Accounting Manager/Controller will oversee day-to-day accounting operations, financial reporting, month-end close, cash management, and process improvements while partnering closely with leadership on strategic and operational initiatives. This individual must be comfortable operating both strategically and tactically in a lean organization where flexibility and ownership are critical to success. This position offers the opportunity to help shape the finance infrastructure of a growing technology company and play a key role in supporting future growth and scalability. Key Responsibilities Accounting & Financial Reporting Manage the monthly, quarterly, and annual close processes, including preparation and review of journal entries, account reconciliations, and financial statements Prepare accurate and timely financial reports for management Maintain the general ledger and ensure compliance with U.S. GAAP and company accounting policies Develop and implement accounting policies, procedures, and internal controls appropriate for a growing organization Ensure financial records are maintained in accordance with regulatory requirements and best practices Research and apply current accounting pronouncements and technical accounting guidance as needed Operational Finance Oversee core accounting functions including: Accounts Payable Accounts Receivable Treasury/Cash Management Expense reporting Payroll coordination Monitor cash flow and assist with forecasting and budgeting activities Support leadership with financial analysis and operational insights Assist with vendor management and banking relationships Systems & Process Improvement Assist with implementation, optimization, and maintenance of accounting and ERP systems Identify opportunities to streamline processes, automate workflows, and improve reporting capabilities Help build scalable finance and accounting infrastructure to support company growth Audit & Compliance Coordinate external audits, tax support, and lender requests as applicable Ensure supporting schedules and documentation are properly maintained Support compliance with corporate governance and internal control requirements Leadership & Collaboration Partner cross-functionally with operations, leadership, and external advisors Provide mentorship and guidance to future accounting staff as the company grows Operate as a trusted business partner in a collaborative start-up environment Qualifications Bachelor’s degree in Accounting, Finance, or related field required CPA preferred Minimum 7 years of progressive accounting experience; 10+ years preferred Combination of public accounting and industry experience strongly preferred Experience working in a start-up, high-growth technology, or service-based environment preferred Strong understanding of U.S. GAAP, financial reporting, and internal controls Experience with cloud-based accounting systems (such as Sage Intacct, or similar ERP systems) preferred Exposure to international accounting operations is a plus Skills & Attributes Hands-on, resourceful, and adaptable with a willingness to operate across all areas of finance Strong analytical and problem-solving skills Excellent attention to detail and organizational abilities Ability to manage multiple priorities with minimal supervision Strong leadership and interpersonal skills Excellent written and verbal communication skills High level of integrity and ability to maintain confidentiality Advanced proficiency in Microsoft Excel and other Microsoft Office applications Ability to balance detailed execution with strategic thinking Work Environment Hybrid work environment Full-time position Fast-paced, collaborative start-up culture with significant opportunity for growth and impact