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Mott MacDonald

Senior Project Manager Water

Salary:  $160,000 – $175,000 per annum
Location:  New York, NY, US
Location flexibility:  3 office days / week
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Job Description

Title: Senior Project Manager - Water

Location: 1400 Broadway, 21st Floor, New York, NY 10018

Duties: Prepare plans and specifications for linear drainage projects, site-civil development, and pumping stations. Provide overall project management of stormwater control and/or wastewater collection projects and stormwater management compliance and floodplain permitting. Lead project delivery teams in developing construction contract bid documents in the municipal stormwater practice area, including design drawings, specifications, cost estimates, permit plans, and reports. Perform hydrologic and hydraulic analyses for different projects to identify existing flooding problems and evaluate alternative solutions. Prepare reports presenting results and conclusions of hydrologic and hydraulic studies. Perform stormwater modeling analyses for resiliency impacts, detention, retention, conveyance, green infrastructure, and water quality considerations using software such as lnfoworks ICM, StormCAD, Storm and Sanitary, PCSWMM, HydroCAD, HEC-RAS (1D and 2D), and HEC-HMS. Utilize and/or guide other engineers in using design programs such as AutoCAD Civil 3D, ArcGIS, and MicroStation in the preparation of contract drawings and maps. Provide technical management of various stormwater and/or wastewater assignments simultaneously. Provide technical expertise to other engineers and technical staff related to stormwater collection, storage, conveyance, and pumping systems. Direct and review work products prepared by early career engineers. Develop combined sewer projects and execute Long Term Control Plan project. Coordinate execution of projects with other engineering disciplines and office personnel. Partial telecommuting permitted; employees will be required to report to office 3 days per week.


Requirements: Requires a Bachelor's degree in Civil or Environmental Engineering or a related field plus eight (8) years of experience as a Project Manager or a related occupation focusing on delivering municipal stormwater or wastewater infrastructure projects. Experience may be gained concurrently and must include:

Eight (8) years in each of the following:

  • Preparing or reviewing design plans and specifications for stormwater and wastewater projects for public clients, including drainage and sanitary sewer improvements; stormwater pumping stations; projects in highly urbanized areas; or site stormwater compliance design
  • Utilizing roadway and site drainage design software including StormCAD, Storm and Sanitary, HydroCAD, HEC-HMS, or Hydrographs extension
  • Watershed delineation, hydrologic analysis, riverine and conveyance system hydraulics, bridge and culvert sizing, scour analysis, and inundation mapping
  • Preparing calculations and designing Best Management Practices (BMPs) for stormwater management
  • Applying knowledge of floodplain regulations for development in flood hazard areas.

Five (5) years in each of the following:

  • Preparing public works construction contract bid documents in the stormwater practice area, including project drawings, specifications, schedules, or cost estimates
  • Utilizing AutoCAD Civil 3D and ArcGIS applications
  • Leading project delivery teams, mentoring early career staff, and preparing effective technical reports
  • Obtaining project permits from Federal, State, and local agencies as required
  • Preparing scopes of work, cost estimates, and technical proposals.

Qualified applicants must hold a Professional Engineer (PE) license.

Salary: $160,000 - $175,000/year. Apply via https://apply.mottmac.com Job Code: 16691

Benefits & Reward

At Mott MacDonald, our employees have a stake and a voice in our business, providing them with a direct connection to our success through our personal and group performance bonuses. We provide a comprehensive benefit package that includes 401k, medical, dental and vision insurance, short-term/long-term disability, paid holidays, PTO, parental leave, and company paid life insurance.

Collaboration at Our Core
At Mott MacDonald, we believe great ideas happen when we’re together. Our hybrid approach centers on an in-office culture, with most of your time spent collaborating face-to-face and a minimum of three days per week in the office. We balance flexibility with connection, so you and your manager can choose how to meet client, team, and personal commitments.

Equal opportunity is the law.

We seek to promote fair employment procedures and practices to ensure equal opportunities for all. We encourage individual expression in our workplace and are committed to creating an inclusive environment where everyone feels they have the opportunity to contribute.

  • English version
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  • Chinese version

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, creed, marital status, sexual orientation, gender identity, citizenship status or disability status.

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Working at Mott MacDonald

3 office days / week

A little flex time – We’re happy to talk flexible working and how we can support your responsibilities beyond the workplace. We offer a range of options depending on your role, so please discuss this with your recruiter.

Company benefits

Accrued annual leave
Adoption leave – 26 weeks full pay
Annual bonus
Annual pay rises
Bank holiday swaps
Bike parking
Book swaps
Buddy scheme
Buy or sell annual leave
Carer’s leave – up to 5 days, two of which are paid
Compassionate leave
Critical Illness Insurance
Cycle to work scheme
Dental coverage
Employee assistance programme
Employee discounts
Enhanced maternity leave – 26 weeks full pay
Enhanced paternity leave – 2 weeks
Enhanced pension match/contribution – matched up to 7%
Enhanced sick pay
Ergonomic workstations
Eye Care Support – Eyecare vouchers
Faith rooms
Fully stocked snack cupboard
Further education support
Health assessment
In house training
Income protection
L&D budget
Learning platform
Life assurance
Life insurance – 4 x salary
Lunch and learns
Meditation space
Meditation space
Mentoring
Modern office
On-site shower
On-site yoga classes
Open to part time work for some roles
Open to part-time employees
Pregnancy loss leave
Pregnancy support
Private booths
Private GP service – Private Medical care for all UK staff
Professional subscriptions – We pay for your primary professional annual subscription
Referral bonus
Religious celebration leave
Reservist leave – 10 days leave
Returnship
Salary sacrifice
Share options
Shared parental leave – We match up to 24 weeks full pay
Study support
Tax-free childcare
Teambuilding days
Theme park discounts
Travel loan
Women’s health leave
Menopause support
Women’s health support
Collaboration spaces

Awards & Accreditations

Best Employee Wellbeing

Top 5 - Best Employee Wellbeing

Flexa awards 2026
Best Career Progression

Top 10 - Best Career Progression

Flexa awards 2026
2nd - Best Career Progression

2nd - Best Career Progression

Flexa awards 2025
3rd - Most Family Friendly Company

3rd - Most Family Friendly Company

Flexa awards 2025
Most Flexible Company

Top 5 - Most Flexible Company

Flexa awards 2025
Best Work-Life Balance

Top 5 - Best Work-Life Balance

Flexa awards 2025
Best Workplace Culture

Best Workplace Culture

Flexa awards 2025
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Company employees:

18,000 worldwide

Gender diversity (m:f:n-b):

0:35:65

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