Design Engineer II - Water Resources

Are you driven to grow, lead, and make a meaningful impact? At Apex, we’re building more than a consulting and engineering firm—we’re creating a place where your career accelerates, your contributions matter, and your potential is fully realized. We believe your growth is our growth, which is why we invest in your development at every stage of your career. Here, you’ll work on projects that shape communities, protect the environment, and create lasting impact, all while being empowered with the autonomy and flexibility to do your best work.

Fueled by high quality delivery, exceptional client retention, and strategic acquisitions, Apex Companies continues to rank among the fastest-growing firms in the AEC industry, recently recognized by the Zweig Group for our industry-leading growth. Our success is grounded in strong leadership, a collaborative culture, and a shared commitment to delivering exceptional outcomes.

As we continue to expand, we're looking for high-performing professionals who are ready to lead, collaborate, innovate, and create impact. At Apex, you help shape what's next. When we succeed together, we share in that success.

• All Apex positions are eligible for annual bonus opportunities

We have an exciting opportunity for an outstanding individual to join our team as a Design Engineer II - Water Resources at our headquarters in Fullerton, California.

This is not a “job” – it is a career with a rapidly‑growing organization in a dynamic industry that recognizes excellent performance and provides opportunities for growth and advancement. This is a fantastic opportunity to develop valuable engineering and technical skills under industry recognized leaders. In addition, as a firm that is leading the industry with innovative and creative approaches to solving environmental and engineering challenges, our employees leave the office each day knowing they have contributed to a positive movement that will improve our communities, environment, and the world.

• This role is eligible for a $10,000 sign‑on bonus, subject to the terms and conditions of the Company's sign‑on bonus program.

• Develops broad knowledge and skills in a specific practice area.
• Evaluates, selects, and applies standard techniques, procedures, and criteria to perform a task or sequence of tasks for conventional projects with few complex features.
• Collaboratively uses judgment to determine adaptations in methods for non‑routine aspects of assignments.
• Applies principles of probability and statistics to determine risk relevant to civil engineering.
• Values and applies ethical behavior in the practice of civil engineering.
• Performs moderate design tasks.
• Prepares portions of plans, specifications, and other project documents.
• Performs research and field investigation.
• Assists in determining schedule and budget requirements.
• Begins to take supervisory role
• Involvement in developing project scopes, schedules, and proposals

• Prepare project concepts through final design plans, specifications, and estimates (PS&E) bid packages
• Solve design problems using engineering calculations and following general design standards
• Prepare complete engineering reports related to civil site improvements, storm drainage, water distribution and transmission systems, pumping systems, pipelines, utilities, streets and roadways, bikeways, sanitary sewer collection systems, and water and wastewater facilities
• Prepare and/or support reports and technical writing related to engineering projects, proposals, grants and other initiatives.
• Prepare project drawings/designs in AutoCAD Civil3D software
• Utilize AutoCAD Civil3D to establish horizontal and vertical alignments, profiles, cross sections, and perform earthwork calculations
• Serve on project teams under the supervision of CWE Project Managers
• Complete assignments on time and within budget and achieve firm’s quality objectives
• Interact with public and private clients and stakeholders
• Interact with multi‑discipline and multi‑office teams

• 2+ Years of Experience in Civil Engineering or related field.
• Bachelor’s degree in…