Senior Electrical Engineer

AECOM’s Water Business Line is seeking a Senior Electrical Engineer to lead and deliver electrical design  for water and wastewater treatment plants, pumping stations, and conveyance systems in our Denver, CO office. The ideal candidate will drive multi-discipline design execution, mentor junior engineers, engage with clients, and support delivery from planning through commissioning.

Job Description

• Lead electrical scope for water treatment and conveyance projects across planning, design, procurement, construction, and commissioning phases.
• Develop complete design packages: single-line diagrams, load lists, panel schedules, grounding/lightning protection, conduit/cable schedules, area classification, plans/sections, details, and specifications.
• Engineer power systems: medium-voltage distribution, switchgear, transformers, MCCs, VFDs/soft starters, standby generators, UPS, short-circuit and protective device coordination, and arc-flash studies.
• Coordinate instrumentation and controls interfaces with I&C/SCADA teams, including PLC panels, networks, and telemetry requirements.
• Integrate process and mechanical requirements (pumps, blowers, UV, membranes, filtration, chemical systems) into robust, maintainable electrical designs.
• Perform design calculations and studies (load flow, motor starting, arc flash, grounding) using industry-standard tools.
• Prepare basis-of-design reports, cost estimates, draft schedules, and construction work packages; support bid evaluations and procurement.
• Provide construction-phase services: respond to RFIs, review submittals, perform field observations, support factory/site acceptance testing, startup, and commissioning.
• Lead quality reviews, apply lessons learned, and ensure compliance with codes, standards, and client requirements.
• Support client engagement and business development: scope development, level-of-effort, proposals, and technical presentations.
• Mentor and develop junior staff.

Minimum Qualifications

• Bachelor’s degree in Electrical Engineering (or related discipline) and 10 years of relevant experience or demonstrated equivalency of experience and or education
• Professional Engineer (PE) license
• Driver's License

Preferred Qualifications

• 10 years of progressive electrical engineering experience with a focus on water/wastewater treatment and conveyance.
• Proficiency with NEC, NFPA 70E, IEEE standards, and relevant utility interconnection requirements.
• Hands-on experience with short-circuit, coordination, and arc-flash studies (e.g., ETAP, SKM, EasyPower).
• Experience with SCADA/I&C integration and panel design coordination (UL 508A familiarity).
• Working knowledge of AWWA and relevant water sector standards and owner preferences.
• Experience with hazardous/classified area design and load sequencing for high-horsepower pumping.
• Proficiency with BIM-enabled delivery (AutoCAD, Revit), , and digital design collaboration tools.
• Experience with surge/transient impacts on electrical design in conveyance systems (in coordination with hydraulics).
• Proposal and interview experience; client account support and task management.
• Power system modeling: load flow, motor starting, protective device coordination, arc flash.
• Experience with MV/LV distribution, switchgear, MCCs, VFDs, transformers, grounding/lightning protection, standby generation.
• Strong verbal and written communication skills

• Sponsorship is not available for this role.
• Relocation is not available for this role.
• Some travel may be required to support regional projects and client meetings.

At AECOM, we are committed to maintaining a secure and trustworthy recruitment process and take any fraudulent hiring activity seriously. To support this commitment, all newly hired employees are required to attend an in-person Day 1 onboarding at an AECOM office location as a condition of employment.

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 2025. 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.