Senior Assistant Engineer

R.E.Y. Engineers•Folsom, CA

11d•$70,000 - $110,000•Onsite

About The Position

R.E.Y. Engineers, Inc. is a California-based civil engineering and land surveying firm providing planning, design, and construction support services for public infrastructure and private development projects. For nearly 40 years, our work has supported communities through innovative design, technical excellence, and collaborative partnerships. We’re expanding our Civil Engineering Division and seeking an Assistant Engineer (Levels III–VII) to join our growing team. This role offers a clear progression path from entry-level engineering through project-level responsibility, providing mentorship and opportunities for professional growth. The Assistant Engineer (Levels III–VII) works under the direction of senior engineering staff and contributes to the design, drafting, and coordination of public works and private development projects. This position combines technical production and field experience, supporting projects from conceptual design through construction. Lower levels emphasize technical learning and design support, while higher levels (IV–VII) take on increased responsibility in project coordination, design review, and client communication.

Requirements

Bachelor’s degree in Civil Engineering or similar from an accredited university.
Experience using AutoCAD Civil 3D for civil design and drafting.
Proficiency in AutoCAD Civil 3D and Microsoft Office Suite (Word, Excel, Outlook).
Familiarity with storm drain, water, and sewer design.
Understanding of grading, alignment, and plan set preparation.
Strong analytical and problem-solving skills with attention to detail.
Strong written and verbal communication skills.
Organized, proactive, and able to manage multiple priorities.
Team-oriented with a desire to learn and contribute to project success.
Demonstrated commitment to quality, collaboration, and continuous improvement.

Nice To Haves

Engineer-in-Training (EIT) certification preferred.
Previous experience in civil design, land development, or public works projects preferred.

Responsibilities

Prepare design plans, profiles, cross-sections, and details using AutoCAD Civil 3D.
Support preparation of engineering reports, technical studies, and cost estimates.
Assist with field investigations, construction observation, and data collection.
Develop and maintain construction documents, including plans, specifications, and estimates.
Perform design checks and identify potential conflicts or improvements in plans.
Coordinate with project managers, clients, and agency staff to support project goals.
Contribute to proposal preparation and technical documentation for RFPs/RFQs.
At higher levels (IV–VII), lead design tasks, mentor junior staff, and support project management duties.