Senior Environmental Engineer

In a world of possibilities, pursue one with endless opportunities. Imagine Next!  At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what’s possible.  Job Description: Parsons is seeking an exceptionally talented Senior Environmental Engineer to join our team.

In this role, you will lead and execute a wide variety of complex environmental engineering assignments, including the assessment, design, and implementation of remediation projects and treatment systems. You will apply advanced engineering techniques and analyses—often leveraging CAE/CAD and environmental modeling tools—to develop practical, cost-effective, and regulatory-compliant solutions. Willingness to travel or relocate to supplier, client, or construction sites is expected.

Responsibilities • Leads and performs complex environmental engineering tasks and particularly important technical work efficiently and accurately. • Plans, designs, and oversees soil, groundwater, surface water, and vapor intrusion remediation systems, including:• In-situ and ex-situ treatment technologies • Pump-and-treat systems • Soil vapor extraction/air sparging • Monitored natural attenuation and other remedial strategies

• Develops remedial action plans, feasibility studies, and design reports in accordance with federal, state, and local environmental regulations. • Completes site characterization and data evaluation, including interpretation of environmental sampling data, hydrogeologic conditions, contaminant transport, and conceptual site models. • Extracts and interprets engineering information from CAD drawings; prepares engineering computations, material quantity takeoffs, estimates, surveys, and designs. • Prepares construction drawings, specifications, and other materials suitable for procurement, permitting, and construction of remediation and environmental infrastructure projects. • Frequently interfaces with other engineering disciplines, environmental scientists, geologists, construction, and other departments to deliver integrated project solutions. • Prepares detailed requisitions for equipment and materials, including remediation equipment (pumps, blowers, treatment units, instrumentation, etc.). • Reviews supplier drawing submittals and performs technical bid analyses for environmental and remediation systems. • Prepares and issues specifications, data sheets, and other construction documents for remediation systems, environmental controls, and related civil/utility work. • Provides technical guidance and mentorship to CAD Designer/Drafters, Designers, environmental staff, and junior Engineers working on the same projects. • Ensures designs comply with applicable environmental regulations, industry standards, and Parsons’ quality and safety requirements. • May be required to provide the seal and signature of the professional engineer, as appropriate, ensuring compliance with all applicable codes, regulations, and ordinances. • May act in an advisory capacity to senior management on environmental and engineering-related matters, including risk, schedule, permitting, and constructability. • Supports permitting, regulatory interactions, and preparation of technical presentations and client deliverables related to environmental and remediation projects. • Performs other responsibilities associated with this position as may be appropriate.