Cost Estimator - Babylon

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 are seeking a full time, on site Cost Estimator with prior MTA-LIRR estimating experience to support projects located in Babylon, New York. In this role, you will review design documents, proposals, specifications, drawings, assess the risk and cost impacts required to develop the estimates as well as attend design development meetings, when required.

You will work with a knowledgeable and supportive team as you prepare estimates by developing project work breakdown structures, calculating complete scope of work take-offs, assist contracts staff with statements of work for subcontractors and vendors, apply construction means and methods, calculate indirect field and owner’s costs.

When you join us as a Cost Estimator, you’ll be responsible for

• Developing capital cost estimates for transportation/Railroad projects.
• Reviewing contractor proposals for various procurement types.
• Reviewing and validating change orders.
• Interfacing with external clients in the presentation of capital costs.
• Maintaining organized and detailed files, project records and logs.
• Attending project meetings as required.

Here's what you'll need

• Engineering Degree or equivalent.
• Progressive and successful cost estimating experience in transportation projects.
• Experience if Civil / Structural Projects
• Proficient use of
• MS Office products,
• HCSS (HeavyBid) estimating software,
• Bluebeam.
• Good Organization Skills
• Project experience with MTA- LIRR
• Willingness and ability to be on project site(s)

Ideally, you’ll also have

• Bachelor’s degree in engineering, construction management or a related field.
• Substantial professional years of estimating and construction experience.
• Understanding of the relationship between cost, risk and schedule.

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, 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 $100,000.00 to $118,000.00. 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 June 04, 2026. This position will be open for at least 3 days.

Onsite employees are expected to attend a Jacobs Workplace on a full-time basis, as required by the nature of their role.

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.