Assistant Controller

Who are we?The TSS Family of Companies is one of the largest independent laboratory and hospital service providers with locations across the United States. Our customers include leading life sciences and healthcare companies and renowned research institutions. We are a leading provider of environmental monitoring solutions and testing, calibration, and certification services for controlled environments, medical gas systems, and laboratory instrumentation. Our Family of Companies includes Technical Safety Services (TSS), Evergreen Medical Services (EMS), and Cornerstone Commissioning.We are rapidly growing and looking for additional passionate and talented employees to join our team and partner with our customers who are doing dramatic work focused on improving the human conditionHow will you make an impact?We are seeking a hands-on, detail-oriented Assistant Controller to support consolidated financial reporting across multiple U.S. and international entities. This role is deeply involved in operational accounting, ownership of the month-end, quarter-end, and year-end close, and ensuring the accuracy, integrity, and timeliness of financial reporting in a growing, acquisitive environment.The Assistant Controller will oversee general ledger activities, balance sheet integrity, reconciliations, and close processes while partnering with leadership on process improvements, close efficiency, and accounting policy development. This role also supports technical accounting, M&A integration, audit readiness, and scalable controls as the organization continues to grow.This position manages a team of 5–8 accounting professionals and requires strong U.S. GAAP knowledge, experience operating in a multi-entity environment, and comfort working within Microsoft Dynamics 365. The ideal candidate is proactive, operationally strong, technically capable, and thrives in a fast-paced setting where structure and efficiency matter. What will you do?Lead the financial integration of newly acquired businesses, ensuring alignment of accounting policies, reporting structures, and internal controlsOversee treasury-related functions including accounts payable governance, cash management, bank controls, and payment authorization frameworksDesign, implement, and govern enterprise-wide accounting policies and procedures to support rapid growth, acquisitions, and increasing audit expectations in a PE-backed environmentOwn and oversee the monthly, quarterly, and annual close process across multiple domestic and international entities, ensuring timely, accurate, and complete financial reportingLead close and reporting transformation initiatives to reduce cycle times, increase automation, and establish SOX-ready discipline without introducing unnecessary bureaucracyProvide executive-level oversight of operational accounting, including general ledger integrity, journal entry approval, account reconciliations, and balance sheet accuracyReview subsidiary trial balances and ensure accurate consolidated financial statements in accordance with U.S. GAAPOversee intercompany accounting, eliminations, and reconciliations across a multi-entity structureApply and oversee technical accounting matters, including ASC 606 (Revenue), ASC 842 (Leases), ASC 805 (Business Combinations), and inventory accounting, as applicablePartner with executive leadership and M&A stakeholders to align accounting policies and procedural standards with integration strategy, scalability requirements, and future exit readinessLead the financial integration of newly acquired businesses, ensuring alignment of accounting policies, reporting structures, and internal controlsStrengthen internal control frameworks and implement SOX-like discipline to support scale, audit readiness, and transaction preparednessDrive continuous improvement across accounting systems, workflows, and reporting processes, leveraging Microsoft Dynamics 365 and related toolProvide leadership, mentorship, and performance oversight to a team of 5–8 accounting professionals, building a high-accountability, high-performance culturePartner cross-functionally on finance and accounting initiatives as the organization continues to evolveHow will you get rewarded?Compensation And BenefitsSalary range of $154,000 - $206,000 annually (Salary to be determined by the education, experience, knowledge, skills, and abilities of the applicant, internal equity, and alignment with industry data.)Eligible to participate in the annual bonus and equity long-term incentive programsMedical, vision, and dental insurance401(k) plan with a company matching contributionLong-term disability, short-term disability, and life insuranceCompetitive Paid Time Off (PTO) and company paid holidaysHow will you get here?Education And ExperienceBachelor’s degree in accounting or finance. CPA is required10+ years of progressive accounting experience, including team managementA combination of education, experience and training may meet requirementsKnowledge, Skills, And AbilitiesStrong working knowledge and experience with Generally Accepted Accounting Principles (GAAP) and multi-entity consolidationsPrior experience with Microsoft Dynamics 365 or similar ERP systemsExperience in acquisitive, high-growth environments preferredProven ability to manage audit, treasury, and compliance responsibilitiesStrong Excel skills and comfort with system-based reporting and automationExcellent communication, leadership, and project management abilities TSS is a passionate equal opportunity employer and celebrates diversity. Interested in a role but not sure it’s the right fit for you? Call us and let’s talk.Powered by JazzHR9ovne4AwsE