**Company Description** **Work with Us. Change the World.** At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world's most complex challenges and build legacies for future generations. There has never been a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of nearly 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world. We're one global team driven by our common purpose to deliver a better world. Join us. **Job Description** AECOM seeks a seasoned CAD Draftsman – Civil 3D with 14–16 years of experience—preferably gained on major airport developments—to deliver high-quality airside and landside stormwater-drainage designs. Operating on a 12-month contract, you will translate complex hydrologic/hydraulic analyses into constructible, regulation-compliant CAD deliverables that optimize airport operations, safety, and resilience. Key Responsibilities + Lead production of detailed Civil 3D drawings for runway, taxiway, and apron drainage, culverts, channels, detention/retention basins, and pump-station layouts. + Integrate grading, earthworks, and utilities considerations to create clash-free, constructible designs. + Build and calibrate models (e.g., Rational Method, SWMM, HEC-RAS) to simulate rainfall-runoff processes, flood routing, and system capacities unique to airport environments. + Interpret model outputs and iterate designs to meet hydraulic performance targets. + Embed ICAO, FAA, and local airport-authority drainage/safety standards (e.g., runway/taxiway infiltration limits, RESA grading, wildlife hazard minimization) into design deliverables. + Prepare compliance matrices and support regulators’ approvals. + Interface daily with airside civil, geotechnical, utilities, and structural teams to resolve drainage-pavement interactions and protect critical underground services. + Facilitate design reviews, clash-detection sessions, and BIM coordination meetings. + Produce detailed drainage plans, profiles, sections, and 3-D models; develop technical specifications, quantity take-offs, and Bills of Quantities (BoQs). + Compile calculation reports and presentation materials for client and stakeholder workshops. **Qualifications** Bachelor’s or Master’s Degree in Civil Engineering or Environment Engineering. **Additional Information** 14–16 years of progressive CAD drafting/design experience, with a minimum of 8+ years dedicated to aviation (airports) drainage or airfield civil works. Proficiency in Autodesk Civil 3D (surfaces, corridors, pipe networks, sheet set management). Hands-on use of H&H software (Rational Method tools, EPA SWMM, HEC-RAS or equivalent). **About AECOM** AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan. AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2024. Learn more at aecom.com. **What makes AECOM a great place to work** You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you’ll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you’ve always envisioned. Here, you’ll find a welcoming workplace built on respect, collaboration and community - where you have the freedom to grow in a world of opportunity. As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines. **ReqID:** REF58651J **Business Line:** Transportation **Business Group:** DCS **Strategic Business Unit:** Europe & India **Career Area:** Engineering **Work Location Model:** On-Site