Project Engineer – Civil/Hydrology and Hydraulics

Webuildidaho; Sacramento (CA); On-site; USD 96,000 - 145,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

401(k) with company match

Paid time off (PTO)

Stock ownership opportunity

Wellness reimbursement

Job summary

McMillen, Inc. is seeking a Project Engineer – Civil/Hydrology and Hydraulics in Sacramento, CA. This role requires expertise in water resources, dam safety, and hydroelectric-related engineering. The ideal candidate will have 6+ years of relevant experience and will work collaboratively within a team. Competitive salary range of $96,000 - $145,000 plus comprehensive benefits package including medical, dental, and stock ownership opportunities. Join us to make a real impact in engineering solutions for the future.

Qualifications

• 6+ years of experience in water resources engineering with a focus on design.
• Demonstrated experience with hydrologic and hydraulic analyses related to dams.
• Strong understanding of engineering practices related to hydro infrastructure.

Responsibilities

• Perform hydrologic and hydraulic analyses for dam safety projects.
• Prepare civil design for hydraulic structures.
• Mentor junior engineers for professional growth.

Skills

Hydrology and hydraulic engineering

Project management

Civil design

Communication skills

Team collaboration

Education

BS in Civil Engineering

MS in Civil or Water Resources

Professional Engineer (PE) registration

Tools

Microsoft Office Suite

HEC-HMS

HEC-RAS (1D/2D)

HEC-ResSim

FLOW3D

Job description

Project Engineer – Civil/Hydrology and Hydraulics

Design a career and build your future... Because it matters!

Project Engineer – Civil/Hydrology and Hydraulics

McMillen, Inc. is seeking a highly skilled Project Engineer – Civil/Hydrology and Hydraulics 6+ years focused on water resources, dam safety, and hydroelectric-related engineering.

Who we are: McMillen, Inc. designs and builds solutions that shape the future of water resources. As an employee-owned firm, we take pride in every project because we know our work truly matters. Our people thrive on solving complex challenges, pushing boundaries, and refining their craft. We don’t look for the complacent or the comfortable. We seek problem solvers, innovators, and experts who are always striving to be better. We support continuous learning, cutting-edge technology, and a balanced work-life environment so our employees can build careers they’re proud of.

We are focused in the dams, energy, fisheries, natural resources, and infrastructure markets. With staff across the United States, Canada, Europe, and beyond, we bring global best practices to our clients. Our people integrate engineering, environmental, and construction expertise to deliver practical, results-driven outcomes. From concept to completion, projects are guided through feasibility studies, permitting, design, construction, and commissioning, ensuring technical precision and real-world functionality.

Responsibilities

• Follow safe work practices and adhere to company guidelines for planning and executing work in a safe manner.
• Work in conjunction with engineers, geologists, hydrologists, and scientists to solve project challenges, performing design calculations and technical analyses as required.
• Perform hydrologic and hydraulic analyses in support of dam safety and hydroelectric projects.
• Prepare civil design for hydraulic structures; work with Design Technology group to develop engineering plan sets.
• Utilize hydrologic and hydraulic modeling tools such as HEC-HMS, HEC-RAS (1D/2D), HEC-ResSim, FLOW3D or similar industry-standard software.
• Multi-task across various disciplines and locations in support of dam, fisheries and hydroelectric-specific project work.
• Communicate professionally and effectively with a variety of subject‑matter experts and project contributors in a collaborative team environment.
• Prepare technical deliverables including civil and hydrologic data reports and construction specifications.
• Manage projects tasks by maintaining client expectations and overseeing scope, schedule, and budgets.
• Mentor junior engineers in a respectful, collaborative manner that promotes professional growth and positive team culture.
• Participate in professional development and continuing education activities

Qualifications

• Regular, predictable attendance is required.
• Ability to get along and work effectively with others.
• BS in Civil Engineering from an accredited university required (MS with a civil or water resources focus preferred).
• Professional Engineer (PE) registration required.
• 6+ years of experience in water resources engineering with emphasis on design, hydrology and hydraulic engineering.
• Demonstrated experience with hydrologic and hydraulic analyses related to dams, reservoirs, spillways, and hydroelectric facilities.
• Demonstrated experience with civil design of hydraulic structures, such as diversions, spillways, fish screens, penstocks, and energy dissipation basins.
• Strong understanding of engineering practices related to dams, spillways, reservoirs, and hydro infrastructure.
• Ability to read, interpret, and communicate contract documents, plans, and specifications.
• Experience preparing and reviewing technical reports and design documentation for regulatory and client review.
• Strong interpersonal, organizational, and communication skills, with the ability to clearly convey complex technical information in written and verbal English.
• Ability to work independently, collaboratively, and in a fast‑paced, multi‑disciplinary environment.
• Willingness to travel up to 25%.
• Proficient in Microsoft Office Suite.

Physical Demands

• The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. The inability to cope with a stressful work environment does not constitute a protected disability.
• While performing the duties of this job, the employee is frequently required to sit. The employee is frequently required to stand; walk; use hands to finger, handle, or feel; reach with hands and arms; climb or balance; stoop, kneel, crouch, or crawl and talk or hear.
• The employee must occasionally lift and/or move up to 25 pounds.
• Must be able to travel with luggage and be able to transport materials and personal overnight supplies.
• Specific vision abilities required by this job include close vision, distance vision, color vision, peripheral vision, depth perception and ability to adjust focus.

Compensation Package

• Pay Range: $96,000 - $145,000 (DOE)
• Benefits: McMillen provides a full Benefits Program comprising medical, dental, vision, life, disability, FSA, EAP, HSA, 401(k) and match, 9 paid holidays, generous PTO, opportunity for stock ownership, and wellness reimbursement.

EEO: McMillen, Inc. is an EEO/Affirmative Action Employer and will make all employment related decisions without race, color, religion, sex, national origin, disability or protected veteran status.

Visa sponsorship, including renewal during employment, will not be provided for this position.

No recruiters, please.

Equal Opportunity Employer, including disabled and veterans.