Senior Estimator

Amentum is seeking a Senior Estimator working in our office in Hanover, MD . A Senior Estimator is responsible for leading the cost estimation process for complex projects across industries such as construction, manufacturing, and engineering. They ensure accurate, competitive bids are prepared, budgets are aligned with project scope, and cost control measures are in place throughout the project lifecycle.

Key Responsibilities

• Cost Estimation

• Analysis Review blueprints, plans, and specifications to prepare detailed time, cost, and labor estimates for materials, labor, equipment, and utilities

• Data Research: Gather and analyze labor rates, material costs, production times, and location-specific data to support accurate projections

• Collaboration: Work closely with engineers, architects, contractors, suppliers, and project managers to ensure comprehensive estimates and alignment with project goals

• Bid Preparation & Management: Prepare and coordinate full estimates for complex projects, manage pre-qualification and pre-bid submissions, and ensure timely bid delivery

• Negotiation: Negotiate with vendors and subcontractors to secure best pricing and terms interviewguy.com+1.

• Reporting & Communication: Present estimates to management, clients, and stakeholders, explaining assumptions, risks, and cost breakdowns

• Process Leadership: Oversee estimating team activities, mentor junior estimators, and implement pricing strategies

• Cost Control: Monitor project progress to ensure costs remain within budget, and update estimates as project scope or conditions change

• Technology Use: Utilize estimating software (e.g., ProContractor, Sage Estimating, Aspen Capital Cost Estimator) for data analysis, forecasting, and budgeting

Required Skills & Qualifications

• Education: Bachelor’s degree in civil/architectural engineering, construction management, 15 years of direct experience in lieu of degree will be considered

• Experience: + 15 years of Extensive hands-on estimating experience in construction or related industries

• Technical Skills: Proficiency in estimating software, Excel, and project management tools; strong research and proposal-writing abilities

• Soft Skills: Excellent analytical, communication, negotiation, and interpersonal skills; attention to detail and problem-solving ability Better team.

• Certifications: AACE, PMP, OSHA, or other industry-recognized credentials may be preferred Velvet Jobs.

Compensation Details:

$175,000

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

• Health, dental, and vision insurance

• Paid time off and holidays

• Retirement benefits (including 401(k) matching)

• Educational reimbursement

• Parental leave

• Employee stock purchase plan

• Tax-saving options

• Disability and life insurance

• Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Original Posting:

07/30/2026 - Until Filled

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters ( .