3 plant process engineer jobs found in Fairfax, VA

At RK&K, we are hiring a Project Engineer to join our team in Fairfax, VA. As a Project Engineer you will lead and support multiple ongoing programs with DDOT, VDOT and other public/private companies as well as assist in project and task order management efforts from an engineering standpoint. You will also mentor early career engineer, planners, and designers as needed. Essential Functions Perform a wide variety of engineering tasks including concept designs, traffic control designs, roadway & highway designs, streetscapes, complete streets, profiles, geometric layouts, cross sections, intersections, interchanges, bicycle/pedestrian facilities, contract plans, cost estimates and specifications Perform engineering planning tasks including preparation of conceptual road plans and alternatives analysis for new transportation systems or retrofits to existing systems, design alteration and modification of existing transportation systems to improve safety or function,...

Salary : $87,024.91 - $145,041.94 Annually Location : FAIRFAX (FJ30), VA Job Type: FT Salary W BN Job Number: 26-00451 Department: DPWES Stormwater Management Opening Date: 03/21/2026 Closing Date: 4/10/2026 11:59 PM Eastern Pay Grade: S29 Posting Type: Open to General Public Job Announcement $5,000 Signing Bonus* Enjoy taking projects from the drawing board all the way through construction and results on the ground? Join a team where you can blend in-house stormwater channel design and maintenance with managing large-scale inspection programs that keep Fairfax County's infrastructure resilient and our streams healthy. This position plans, manages, and delivers open stormwater conveyance asset management and maintenance programs by providing technical leadership, in-house engineering design, and coordination of staff, consultants, contractors, and field crews to maintain compliant, resilient stormwater infrastructure. Key responsibilities are: Manages...

Overview Posillico is Building for Generations. Posillico is a multi-disciplined and diversified construction company. Along with our Civil /foundation group, Posillico's business units include Wastewater Division, Environmental Division, Utilities Division, Drilling Division, Paving Division, Posillico Consulting LLC, Posillico Developmental LLC, and Posillico Materials, LLC. These companies give Posillico the unequalled, leveraged experience required to complete complex structural and geotechnical projects successfully. Posillico empowers a "people first, think safety" culture throughout our organization. This "people first" culture has helped to promote and maintain an excellent record of accomplishment. Posillico has an exceptional safety program coupled with proactive employees throughout its management and union staff. We offer all employees an excellent opportunity to be part of our developing business at Posillico, as we set the standards for excellence in the...