The Opportunity. Join Tetra Tech’s San Luis Obispo team as a Civil Engineer, EIT supporting a diverse mix of infrastructure projects across federal, municipal, commercial, and private clients. This role offers hands-on involvement in civil design, exposure to a wide range of project types, and the opportunity to learn directly from experienced engineers and project managers while building a strong technical foundation. Why Tetra Tech. At Tetra Tech, we are Leading with Science to solve the world’s most complex challenges. Our industry-leading experts in engineering and consulting are committed to driving positive change in communities around the world. For over 50 years, we have been at the forefront of innovation and sustainability. Today we stand as a market leader, offering cutting-edge solutions in water, environment, energy, and international development. Our work has improved more than 625 million lives around the world. Your Impact. Join Tetra Tech to make a real difference. Our work leverages cutting-edge technologies, advanced analytics, and the expertise of world-class scientists and engineers to create meaningful change around the world. Discover your full potential – join us to advance your career while leaving a lasting legacy. Position Summary. Tetra Tech is seeking a Civil Engineer, EIT to support the design and delivery of civil infrastructure projects in the San Luis Obispo office. This role involves grading and drainage, stormwater systems, complete streets, active transportation facilities, and water and sewer infrastructure. The Civil Engineer, EIT will assist with technical design, construction documents, and permitting while working alongside experienced engineers and project managers in a collaborative, growth-oriented environment. Essential Functions:Assist in civil infrastructure design including: Grading and drainage using AutoCAD Civil 3 D Stormwater management and erosion control Water distribution and sanitary sewer collection systems Hydraulic modeling and permitting support Complete streets, bikeways, and pedestrian pathways. Perform conceptual and detailed design calculations and analyses. Support preparation of engineering reports, construction drawings, specifications, and cost estimates. Ensure adherence to standard engineering practices and documentation requirements. Evaluate design alternatives and assist in resolving technical issues. Collaborate with multidisciplinary teams and support permitting processes. Participate in field and office survey/mapping tasks as needed. Execute work safely, efficiently, and cost-effectively. Required Qualifications. Bachelor’s degree in Civil Engineering (BSCE) required 0–5 years of relevant civil engineering experience. Experience with municipal, commercial, or residential infrastructure projects. Familiarity with grading, drainage, hydrology, hydraulics, and street design. Experience with hydrologic and hydraulic modeling software. Skilled in Microsoft Office (Word, Excel) and technical writing. Strong communication, analytical, organizational, and interpersonal skills. Working knowledge of applicable codes and standards for infrastructure and facilities design. Preferred Qualifications:EIT certification preferred; ability to obtain California PE license within 2 years. Exposure to Low Impact Development (LID) techniques and water quality systems a plus. Proficiency in AutoCAD Civil 3 D (formal training preferred); Micro. Station In. Roads experience a plus. CA Salary: $77,000 to $99,000 dependent on experience. Life at Tetra Tech:The perks of working at Tetra Tech include:Comprehensive and market-competitive benefits. Merit-based financial rewards. Flexibility and company-wide commitment to work/life balance. Collaborative team atmosphere that values the contributions of all employees. Learning and development opportunities for ongoing professional growth.