Responsibilities The Senior Project Administrator is responsible for supporting the Project Team and all required administrative tasks on a project from proposal to final invoice payment. The Senior Project Administrator is responsible, along with the Project Manager, for the completion and overall success of the project. Present a positive customer and employee service attitude and understanding of ECS Core Values. Responsibilities • Manages the administrative tasks associated with a project, including, but not limited to, proposal and project registration, invoicing set-up, coordinating project resources, and more • Assists junior staff with resolution of issues • Uses ECS systems in the coordination of project resources, management of project paperwork and documentation, and maintaining project schedules and budgets • Proactively coordinates internal communications with staff members on a variety of projects • Actively mentors junior staff and supports the overall development of the team • Assists with the coordination of project meetings and provides solutions to administrative and client issues as necessary • Coordinates and serves as the central point of contact for client-facing, project-related communication • Assists in managing project budgets, preparing invoices, and collections efforts • Prepares change orders and invoices • Prioritizes tasks and meets project deadlines • Assists project and contract management • Helps manage project budgets • Hosts or attends project discussions with clients and follows up on reports to determine if there are questions • Collaborates with other managers to assist in making staffing decisions as requested Qualifications Required Qualifications & Skills • 4 years of related experience • High school diploma or GED required • Bachelor of Business or related field is preferred • If driving for, or on behalf of, any ECS subsidiary, a valid driver's license is required • Excellent oral & written communication skills • Strong project management and contract administration skills • Dependable, self-motivated, responsible, and detail-oriented • Ability to multi-task and meet deadlines • Proficient with MS Office (Word, Excel, PowerPoint) • Ability to work effectively in teams, with clients, peers and subordinates, as well as independently • Excellent interpersonal skills • Strong leadership and decision-making skills • High-level understanding of prioritizing and urgency of work in the consulting industry Military Qualifications • The following US Military ranks will qualify for this position IF they also meet the education, certification, and licenses requirements from the above section titled "Required Qualifications": • E-4 About Us ECS Group of Companies (ECS) was founded in 1988 with the goal to raise the standards of professional engineering consulting. Today, we are a leader in geotechnical, construction materials, environmental and building science + infrastructure consulting services. We are employee-owned with more than 3,200 employees in 125 offices and testing facilities coast to coast. ECS is currently ranked #60 in Engineering News-Record’s Top 500 Design Firms (April 2026), #148 in Engineering News-Record’s Top 200 Environmental Firms (October 2025) and #38 in Zweig Group’s Hot Firm List (June 2026). For additional information about ECS, visit: www.ecslimited.com. ECS is an Equal Opportunity Employer. To learn more, click here.