Experienced Civil/Mechanical CAD Designer (Landfill Gas/Facilities Design) – Naperville, IL

About the role

Tetra Tech is seeking a Civil/Mechanical CAD Designer to join our landfill design and solid waste compliance team based in Naperville, IL.

Responsibilities

• Develop various civil and mechanical drawings (e.g., layout plans, 3-D piping, P & IDs, construction details)
• Create and manage alignments, profiles, corridors, surfaces, grading, and pipe networks using Civil 3D
• Prepare 3D models for use in computations and designs
• Generate and annotate plan sets including notes, legends, and schedules
• Utilize data shortcuts, reference files, and sheet sets for multi-disciplinary coordination
• Perform quantity take-offs and material calculations using Civil 3D tools
• Incorporate survey data, point files, and GIS information into design models
• Convert markups, sketches, and redlines from engineers into detailed CAD drawings
• Collaborate with engineers, project managers, and other designers to develop accurate deliverables
• Review and incorporate client or regulatory agency comments into design documents, and complete finished drawings and graphics for submittals to clients
• Organize and maintain CAD standards, templates, and layer controls to ensure consistency across projects
• Manage drawing revisions, updates, and document control processes
• Identify and resolve drawing and design conflicts through effective communication and CAD techniques
• Optimize Civil 3D workflows to improve drawing efficiency and accuracy
• Complete finished drawings and graphics for submittals to clients
• Check drawings for completeness and accuracy

Requirements

• Associate's degree or equivalent
• 5+ years of experience or training
• Working knowledge of AutoCAD, Civil 3D, and similar software
• Good mathematical skills and fundamentals in geometry and trigonometry
• Working knowledge of supporting software, including Word, Excel, and PowerPoint
• Ability to work in a small office environment and be dependable to all team members
• Ability to meet project deadlines

Qualifications

• Physical Requirements: Regularly required to sit and work at a computer for extended periods; occasional standing and walking within the office environment. Occasionally required to lift/move up to 10 lbs, with infrequent lifting of up to 25 lbs. Requires use of hands for typing, handling materials, and operating office equipment; vision abilities include close vision, depth perception, and the ability to adjust focus. May occasionally travel to field sites (approximately 10–30% of the time), which can involve walking on uneven terrain and slopes up to 2:1 or 3:1 grade. When in the field, must be able to wear personal protective equipment (PPE), including a respirator if required, and may need to meet medical clearance standards based on assignment.
• Work Environment / Environmental Factors: Office-based work typically involves low hazard exposure, though noise levels may vary depending on nearby activities or equipment. Outdoor conditions for occasional field work may involve exposure to physical and chemical hazards, heat and cold stress, uneven terrain, and other adverse environmental factors; PPE—including hearing protection and respirators—may be required. Noise levels differ by assignment, and appropriate hearing protection may be necessary; reasonable accommodations are available to support employees with disabilities. Travel between sites or offices may be required, with employees expected to operate vehicles safely under varying weather, traffic, and environmental conditions.

Skills

• Use Civil 3D CAD software to develop various civil and mechanical drawings
• Apply knowledge of engineering standards, codes, and practices to ensure compliant designs
• Generate and annotate plan sets including notes, legends, and schedules
• Utilize data shortcuts, reference files, and sheet sets for multi-disciplinary coordination
• Perform quantity take-offs and material calculations using Civil 3D tools
• Incorporate survey data, point files, and GIS information into design models
• Convert markups, sketches, and redlines from engineers into detailed CAD drawings
• Coordinate with engineers, project managers, and other designers to develop accurate deliverables
• Review and incorporate client or regulatory agency comments into design documents, and complete finished drawings and graphics for submittals to clients
• Organize and maintain CAD standards, templates, and layer controls to ensure consistency across projects
• Manage drawing revisions, updates, and document control processes
• Identify and resolve drawing and design conflicts through effective communication and CAD techniques
• Optimize Civil 3D workflows to improve drawing efficiency and accuracy
• Complete finished drawings and graphics for submittals to clients
• Check drawings for completeness and accuracy

Benefits

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.

Pay

Non-exempt (hourly), full-time position.

Schedule

Regular office hours.