Senior Mechanical Engineer

Overview

At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.

Your impact

We share a common purpose – to make the world more connected and sustainable. And we are excited about the innovative ways we can change the world. If you are also interested in turning abstract ideas into realities that transform the world for good, then Jacobs is where you belong. We are looking for a passionate and dedicated Senior Mechanical Engineer for the Greenwood Village, Colorado office.

As part of our team, you will have the chance to work on projects that bring innovative solutions to our municipal clients’ water and wastewater challenges locally and worldwide.

• Design water and wastewater pump stations, treatment facilities/processes for water and wastewater plants, and conveyance systems.
• Prepare technical writing, construction drawings, and technical specifications.
• Apply experience to design pump stations for water and wastewater, perform pipe sizing calculations, select pumps, and design process facilities (primary, secondary, tertiary, and solids treatment systems).
• Design rotating equipment (centrifugal pumps, blowers), piping systems, valves, and appurtenances for in-plant process piping and chemical systems.
• Conduct hydraulic studies and support related process and plant piping system design.
• Lead projects and collaborate with team members to deliver compliant and constructible solutions.

• Bachelor's or Master's Degree in Mechanical Engineering.
• At least 14+ years of experience in water/wastewater process mechanical engineering for municipal clients.
• Lead Engineer experience.
• Experience developing construction documents and technical specifications.
• Process mechanical detailed design experience for water and wastewater treatment plants, pump stations, and conveyance systems.
• Experience with water/wastewater equipment for municipal clients and design implementation of rotating equipment.
• Hydraulic modeling for pressurized and open channel systems.
• Experience in plant piping system design for water and wastewater systems.
• Provide leadership and mentoring to junior engineers and CAD staff.
• Professional Engineer (P.E) License.

• Experience with Design-Build, CMAR/CM-GC and/or EPC projects.
• Construction support services for water and wastewater projects.
• Experience in developing project level of effort for the process mechanical design of water and wastewater systems.

Our health and welfare benefits are designed to invest in you, and in the things you care about. Your health. Your well-being. Your security. Your future. Employees have access to medical, dental, vision, and basic life insurance, a 401(k) plan, and the ability to purchase company stock at a discount. Eligible employees may also enroll in a deferred compensation plan or the Executive Deferral Plan.

Jacobs has an unlimited U.S. Personalized Paid Time Off (PPTO) policy for full-time salaried/exempt employees, seven paid holidays, one floating holiday, and caregiver leave. And certain roles may be eligible for additional rewards, including merit increases, performance discretionary bonus, and stock.

The base salary range for this position is $ to $. Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. Job posted on October 09, 2025. This position will be open for at least 3 days.

We value collaboration and believe that in-person interactions are crucial for both our culture and client delivery. We empower employees with our hybrid working policy, allowing them to split their work week between Jacobs offices/projects and remote locations enabling them to deliver their best work.

Your application experience is important to us, and we’re keen to adapt to make every interaction even better. If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team via Careers Support.