Senior Construction Cost Manager (On-site) - South Padre Island, TX, or Amarillo, TX

Decima International is a professional services company, providing project management and controls services to clients in the United States and the Middle East. Our mission is to become the premier professional services provider across all industry sectors we are engaged in. To accomplish this, Decima International’s founders established a simple yet powerful formula: Approach each client engagement as a partnership, create an environment that attracts the most talented professionals and allows them to flourish, and regulate growth to maintain excellence in our service standards. We are seeking an accomplished and highly motivated Senior Cost Manager to manage cost control operations across a broad portfolio of infrastructure, technology, and construction projects. This client-facing leadership role requires exceptional analytical, organizational, and communication skills, with a strong focus on cost management, financial forecasting, and reporting accuracy. The ideal candidate will have an in-depth understanding of project controls, cost engineering, and financial management principles and will be capable of overseeing and mentoring project-level cost control teams across multiple concurrent projects.  You will play a strategic role in leading cost control efforts across multiple regions, partnering with senior stakeholders, project managers, and technical teams to ensure financial discipline and project cost alignment throughout the full project lifecycle. We are looking for dedicated professionals who are passionate about cost governance and excited to contribute to high-impact projects while continuing to grow in a dynamic, fast-paced environment. RESPONSIBILITIES  Lead and provide oversight of regional/project cost control functions, ensuring accuracy, consistency, and compliance across all project(s).  Direct the development and maintenance of robust cost control systems and tools, including project cost reports, forecasts, trend analysis, and change management procedures.  Coordinate with regional project managers, engineers, and financial teams to monitor and validate cost data, identify variances, and guide corrective actions to control expenditures.  Review and present comprehensive monthly and quarterly cost performance reports to senior leadership, highlighting key financial indicators such as earned value analysis (EVA), cost variances, and trends.  Oversee tracking of project performance against budgets and schedules across multiple sites, proactively identifying risks and approving financial strategies for mitigation.  Supervise advanced cost analysis and scenario modeling efforts to support executive decision-making and strategic project planning.  Manage and approve the preparation and review of regional/project proposals, estimates, and budgets, ensuring accuracy in financial projections and risk assessment.  Oversee the management of ch...