Water Resources Civil Engineering Intern

Psomas; Santa Ana (CA); On-site; USD 30,000 - 33,000; Full time

Benefits offered by this job

Shared Success

Mentorship

Career Growth

People-First Culture

Meaningful Work

Licensure Support

Pay: $22-24/hr

Incentives

Paid sick leave

Professional Development

Career Opportunities

Job summary

Psomas is seeking a Water Resources Engineering Intern for its Water Infrastructure team in Santa Ana, CA. You will gain hands-on experience supporting planning and design of water and wastewater infrastructure while learning from experienced engineers and managers.

You’ll assist with design, calculations, and CAD work, applying classroom knowledge to real-world projects and building professional skills for a career in water resources engineering.

Qualifications

• 3rd or 4th year college student pursuing a Civil or Environmental Engineering degree.
• Strong interest in water resources or civil engineering.
• Proficiency with Microsoft Office Suite.

Responsibilities

• Assist with design and preparation of plans for water and wastewater infrastructure projects.
• Provide engineering calculations, technical reports, specifications, and cost estimates.
• Use AutoCAD, Civil 3D and other engineering software to develop project deliverables.
• Gather and analyze project data from maps, plans and documents.
• Participate in site visits, field investigations, and project meetings.
• Collaborate with engineers, designers and project managers while learning industry standards.

Skills

Strong communication

Organizational skills

Problem-solving

Education

Civil or Environmental Engineering degree

Tools

AutoCAD

Civil 3D

Job description

Join a 100% employee-owned firm built for long-term thinking, shared success, and meaningful impact.

As a Water Resources Engineering Intern on our Water Infrastructure team in Santa Ana, CA, you'll gain hands‑on experience supporting the planning and design of water and wastewater infrastructure projects. Working alongside experienced engineers and project managers, you'll have the opportunity to apply your academic knowledge to real‑world projects while developing technical skills that will prepare you for a career in water resources engineering.

Why Psomas

• Shared Success : Company-funded ESOP + 401(k) with immediate match.
• Mentorship : Learn directly from experienced engineers and industry professionals.
• Career Growth : Gain hands‑on experience and build skills that support your long‑term career.
• People-First Culture : Collaborative teams that value learning, teamwork, and innovation.
• Meaningful Work : Contribute to infrastructure projects that support thriving Southern California communities.
• Licensure Support : Interns who are eligible to take the FE exam receive reimbursement of exam fees, board application fees and exam preparation expenses, as well as a $1,000 bonus for passing the FE exam

What You’ll Do

At Psomas, our Water Resources Engineering Interns don’t just observe - they contribute. In this role, you’ll support project teams while gaining practical experience and exposure to the full life cycle of water infrastructure design and delivery.

• Engineering Design : Assist with the design and preparation of plans for water, wastewater, and related infrastructure projects.
• Technical Support : Assist with engineering calculations, technical reports, specifications, and cost estimates.
• CAD & Design Tools : Utilize AutoCAD, Civil 3D, and other engineering software to develop project deliverables.
• Project Research : Gather and analyze technical information, plans, maps, and project data.
• Field Experience : Participate in site visits, field investigations, and project meetings as opportunities arise.
• Team Collaboration : Work alongside engineers, designers, and project managers while learning industry standards and best practices.

Required Qualifications

• 3rd or 4th year current college student pursuing a degree in Civil or Environmental Engineering from an accredited program. Candidates from local universities/colleges are preferred.
• Strong interest in water resources, water infrastructure, or civil engineering.
• Basic knowledge of engineering principles and design concepts.
• Strong communication, organization, and problem‑solving skills.
• Ability to work independently while contributing effectively to a collaborative team.
• Proficiency with Microsoft Office Suite.

Preferred Qualifications

• Previous internship or project experience in civil or water engineering.
• Familiarity with AutoCAD, Civil 3D, or other engineering design software.
• Coursework or experience related to water, wastewater, hydraulics, hydrology, or infrastructure design.
• Pay : $22 - $24/hr. (commensurate with experience.)
• Incentives :Recognition programs, Employee Ownership, 401k with Employer Match
• Time Off : Paid sick pay in accordance with State and Federal laws
• Professional Development : Hands‑on training and mentorship from experienced professionals.
• Career Opportunities : Opportunity to build relationships and gain experience within a leading employee‑owned engineering firm.