Floodplain Management Jobs in Reston, VA (NOW HIRING)

Job Description

The Water Resource Engineer will join a dedicated Water Resources Team to deliver innovative, sustainable stormwater and water resources solutions for a wide range of public and private sector projects. This role focuses on stormwater management design for new and redevelopment projects, floodplain analysis, dam permitting, and the development of stormwater operation and maintenance programs. You will work on all aspects of the team’s service offerings, with strong opportunities for professional growth in a collaborative environment that emphasizes technical excellence, teamwork, and long-term career development.

Responsibilities

• Produce complete and accurate final construction documents for water resources and land development projects.
• Develop local and state permit applications for stormwater, floodplain, and dam-related projects.
• Research and interpret regulatory codes, manuals, and standards relevant to stormwater, floodplains, and dams.
• Design a wide range of stormwater management facilities, including bioretentions, green roofs, permeable pavements, stormwater ponds, manufactured treatment devices, and underground detention facilities to support land development projects.
• Model and analyze local and FEMA-regulated floodplains for existing and proposed conditions, including the design of large culvert and bridge crossings.
• Analyze and permit state-regulated dams, including performing dam breach inundation studies, preparing operation and maintenance permits, developing and executing alteration permits, preparing emergency action plans, and conducting annual dam inspections and other dam-related activities.
• Participate in water resources planning and management efforts by assessing water availability, demand, and usage patterns to support sustainable long-term water resource strategies.
• Use hydrologic and hydraulic modeling tools to simulate and analyze water flow, predict flood risks, and develop stormwater management solutions.
• Support the design and oversight of water supply and treatment systems that provide safe and reliable water to communities.
• Contribute to environmental impact assessments for water-related projects to help protect ecological integrity and public health.
• Collaborate with government agencies, environmental scientists, and other stakeholders to implement solutions that address water supply reliability, flood control, and environmental preservation.

Essential Skills

• Bachelor’s degree in civil engineering or a closely related engineering discipline.
• Minimum of 2–5+ years of experience in civil and/or water resources engineering.
• in stormwater management design and stormwater engineering.
• Experience with floodplain analysis and permitting.
• Proficiency with AutoCAD, with Civil 3D strongly preferred.
• Proficiency with hydrologic and hydraulic modeling software such as HEC-RAS, HEC-HMS, HEC-1, HY-8, and Flowmaster.
• Engineer-in-Training (EIT) Certification or Professional Engineer (PE) License is preferred, but not required.

Benefits

The organization offers robust professional development support, including tuition reimbursement, certification reimbursement, structured training opportunities, and continuing education incentives. Employees receive yearly performance-based bonuses and annual compensation reviews, along with a comprehensive benefits package that includes medical, dental, vision, and life insurance, short- and long-term disability coverage, and a 401(k) plan. The environment is designed to provide numerous opportunities for career advancement while maintaining an enjoyable, supportive workplace focused on high-quality engineering solutions.

This is a Permanent position based out of Chantilly, VA.

The pay range for this position is $75000.00 - $135000.00/yr.

medical / dental / vision and life insurance; short and long-term disability coverage; 401(k) Plan; Continuing Education incentives; training; and numerous opportunities for career advancement. Salary commensurate with experience.

This is a fully onsite position in Chantilly,VA.

This position is anticipated to close on Jun 26, 2026.

About Actalent

Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 20,000 consultants and 5,000 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500. We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing® winner for both client and talent service.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email actalentaccommodation@actalentservices.com for other accommodation options.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.