Controller

Controller Optimal Field Services | A Crest Industries Company About Optimal Field Services At Optimal Field Services, we understand what’s at stake during turnarounds, outages, and capital projects. We lead with integrity, trust, and expertise—delivering customized industrial and field service solutions that keep our clients ahead of schedule and under budget. At Optimal, you come first—plain and simple. As part of the Crest family, we are committed to: We Take Care of Our People We Are Our Word We Value Relationships We Have Something to Prove Position Summary Optimal Field Services is hiring a Controller to serve as a key financial leader supporting operations, financial reporting, and business performance. This role owns the month-end close process, financial analysis, and daily accounting operations, while partnering with leadership to drive data-driven decisions, improve profitability, and strengthen overall financial health. This is more than a traditional accounting role—you will help shape business outcomes, not just report on them. Key Responsibilities Lead Month-End Close & Financial Reporting: Complete close within 5 business days; deliver accurate financial statements in compliance with GAAP and company standards Financial Analysis & Business Insights: Analyze financial data, trends, and variances to identify risks, opportunities, and performance drivers Budgeting & Forecasting: Develop annual budgets, quarterly forecasts, and long-range financial projections Operational Finance Partnership: Collaborate with operations and project teams to support cost control, turnaround execution, and resource optimization Accounting Operations Management: Oversee accounts payable (AP), accounts receivable (AR), cash management, accruals, fixed assets, and cost allocations Internal Controls & Compliance: Establish and maintain strong internal controls; ensure compliance with audits, tax regulations (sales, use, property tax), and reporting requirements Cash Flow & Balance Sheet Management: Provide visibility into cash flow, working capital, and balance sheet performance Reporting & Metrics: Deliver key business metrics (utilization, project performance, BRT reporting) to drive leadership decisions Process Improvement: Identify and implement process improvements within ERP systems and financial workflows Qualifications Bachelor’s degree in accounting or finance 5+ years of progressive experience in accounting, financial reporting, and financial analysis Strong knowledge of GAAP, month-end close, and internal controls Experience with ERP systems and advanced Microsoft Excel skills Knowledge of sales tax, use tax, and property tax compliance Ability to translate financial data into actionable business insights Strong communication skills with the ability to partner across operations and leadership Strong preference for experience in construction, industrial services, turnaround, maintenance, or project-based accounting environments Why Join Optimal Field Services? This role is built for someone who wants to own results and drive impact: Own Doing the Right Thing — Deliver accurate, transparent financials that build trust Win Together — Partner across teams to improve performance and outcomes Question the Status Quo — Continuously improve processes and financial visibility Rise to the Challenge — Thrive in fast-paced, high-impact environments

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