Chief Estimator - Project Engineer

Transdev is hiring a Project Manager/Estimator in San Dimas, CA.

Transdev is proud to offer:

Competitive compensation between $136,000 - $169,000 per year

Benefits include:

Vacation: minimum of two (2) weeks

Sick days: 5 days

Holidays: 12 days; 8 standard and 4 floating

Other standard benefits: 401(k) retirement plan, medical, dental and vision, life insurance, short-term disability, voluntary long-term disability.

Benefits may vary depending on location policy. The above represents the standard Corporate Policy.

Key Responsibilities:

• Must have strong knowledge of railroad track construction, maintenance, rehabilitation, and transit/rail infrastructure projects.

• Proficiency in preparing detailed cost estimates, quantity takeoffs, bid proposals, schedules, and project budgets.

• Experience with railroad construction means and methods, including track installation, turnouts, flash-butt welding, thermite welding, surfacing, and rail destressing.

• Ability to read and interpret railroad construction drawings, specifications, contracts, and FRA/agency standards.

• Working knowledge of railroad safety regulations, including FRA, CPUC, OSHA, and railroad operating rules.

• Experience coordinating with rail agencies, flagging personnel, subcontractors, suppliers, and operations departments in active railroad environments.

• Strong understanding of project controls, cost tracking, forecasting, procurement, change order management, and schedule management.

• Proficiency in Primavera P6 or Microsoft Project, HCSS Heavybid, or similar estimating/project management software.

• Excellent leadership, communication, negotiation, and organizational skills.

• Ability to manage multiple projects, deadlines, and priorities in a fast-paced railroad operating environment.

• Must have knowledge of railroad work windows, track outages, AWW coordination, and maintenance-of-way operations.

• Experience working on commuter rail, freight rail or light rail projects preferred.

• Familiarity with SCRRA/Metrolink, BNSF, UP, Amtrak, or other Class I railroad standards preferred.

• Ability to travel to project sites, work nights/weekends, and support railroad outage work as required.

• Create and manage bid estimates from start to finish, ensuring accuracy, completeness, and compliance with RFP/IFB/ITB requirements.

• Collaborate with project managers, engineers, subcontractors, and suppliers to gather pricing, validate constructability, and resolve scope gaps.

• Prepare bid packages and submit compliant proposals, including pricing narratives, assumptions, exclusions, and supporting documentation.

• Conduct pre-bid meetings, job walks, RFIs, and coordination with owners and CMs to clarify requirements and mitigate risk.

• Perform post-bid and post-project cost analysis, comparing estimated versus actual costs to improve future estimate accuracy.

• Manage the full project lifecycle, including budgets, forecasts, cost tracking, procurement, subcontractor coordination, schedule adherence, and quality and safety compliance.

• Prepare, negotiate, and administer change orders and claims, providing technical and pricing support to field teams.

• Produce monthly cost reports, forecasts, and executive summaries for senior management and clients.

• Lead project closeout, including final quantities, as-built documentation, and contract completion.

Mandatory Qualifications & Skills:

• 12+years of progressively responsible experience in railroad track maintenance and/or construction in an operating railroad environment, including at least 7+ years’ experience in supervising or directing the work of others engaged in railroad track construction and/or maintenance

• Must have 5+ year Heavybid or other estimating software operational experience

• CDL w/Hazmat Endorsement

• A minimum of 10 years’ of supervisory skills in a similar position supervising and managing employees engaged in railroad track maintenance and construction in an operating railroad environment

• Subject to a DOT drug testing and physical if applicable. DOT Regulation 49 CFR Part 40 does not authorize the use of Schedule I drugs, including cannabis, for any reason.

PHYSICAL DEMANDS:

• Work outside in varying temperature, weather, and humidity conditions, work alone and in remote locations.

• Sit for extended periods (up to 6–8 hours per day); frequently walk for long distances and on possible sloped ground or slippery and uneven surfaces

• Push and pull objects up to 50 pounds, occasionally throughout the workday; lift material weighing up to 50 lbs. with or without assistance; occasionally bend, kneel, or crouch to files or equipment stored at ground level

• Withstand heavy traffic areas while performing the duties of the job; tolerate exposure to considerable amounts of dust, vehicle fumes and noise.

Drug-free workplace:

Transdev maintains a drug-free workplace. Applicants must:

Be eligible to work in the United States without requiring sponsorship now or in the future (if based in the U.S.).

Successfully pass a pre-employment drug screen.

About Transdev: Cities, counties, airports, companies, and universities across the U.S. contract with Transdev to operate their transportation systems, maintain their vehicle and fleets, and deliver on mobility solutions. Transdev U.S. employs a team of 32,000 across 400 locations while maintaining more than 17,000 vehicles.

Part of a global company, Transdev is a leader in mobility with operations in 19 countries, proudly operated by 110,000 team members from around the world. As an operator and global integrator of mobility, we are driven by our purpose. Transdev – the mobility company – empowers the freedom to move every day thanks to safe, reliable, and innovative solutions that serve the common good. Find out more at or watch an overview video at

The above statements are intended to describe the general nature and level of work being performed by people assigned to this classification. They are not intended to be construed as an exhaustive list of all responsibilities, duties, and skills required of personnel so classified. The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions upon request.

Transdev is an Equal Employment Opportunity (EEO) employer and welcomes all qualified applicants. Applicants will receive fair and impartial consideration without regard to race, sex, color, national origin, age, disability, veteran status, genetic data, gender identity, sexual orientation, religion or other legally protected status.

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions upon request.

California applicants: Please Click Here for CA Employee Privacy Policy.

Job Category: Rail

Job Type: Full Time

Req ID: 8350

Pay Group: SYF

Cost Center: 766

The above statements are intended to describe the general nature and level of work being performed by people assigned to this classification. They are not intended to be construed as an exhaustive list of all responsibilities, duties, and skills required of personnel so classified.

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions upon request.

Transdev is an Equal Employment Opportunity (EEO) employer and welcomes all qualified applicants. Applicants will receive fair and impartial consideration without regard to race, sex, color, national origin, age, disability, veteran status, genetic data, gender identity, sexual orientation, religion or other legally protected status, or any other classification protected by federal, state, or local law.

Drug-free workplace

If based in the United States, applicants must be eligible to work in U.S. without restrictions for any employer at any time; be able to pass a drug screen and background check.

California applicants: Please Click Here for CA Employee Privacy Policy.

About Transdev

Cities, counties, airports, companies, and universities across the U.S. contract with Transdev to operate their transportation systems, maintain their vehicle and fleets, and deliver on mobility solutions. Transdev U.S. employs a team of 32,000 across 400 locations while maintaining more than 17,000 vehicles.

Part of a global company, Transdev is a leader in mobility with operations in 19 countries, proudly operated by 110,000 team members from around the world. As an operator and global integrator of mobility, we are driven by our purpose. Transdev – the mobility company – empowers the freedom to move every day thank to safe, reliable, and innovative solutions that serve the common good. Find out more at or watch an overview video.