The MasTec Companies

Senior Estimator - Solar

Job Locations US | US-AZ-Phoenix
ID 2022-14086
Position Type
Regular Full-Time


  • This position will generally lead large conceptual EPC bids where experience plays a vital role in developing a good estimate
  • Senior Estimators report to Senior Estimator II
  • This position will be assigned to large projects with responsibility for all aspects of RFP requirements, winning proposal strategies, alternate contracting strategies and risk management


  • Listen to directions and suggestions from supervisors or other employees regarding safe and proper work practices, evaluate that information and implement a plan based on that evaluation for carrying out the duties of this position
  • Be motivated and work productively
  • Read and understand company policies and procedures and other literature and other documents applicable to assigned tasks
  • With regard to that portion of the work assigned, develop complete understanding of the applicable company policies and procedures and plan and execute the assigned work in accordance with those policies and procedures
  • Examine/inspect office conditions and/or procedures and identify problems, inaccuracies, and cost saving measures that arise or that may be encountered
  • Inspect (subordinate's) work for accuracy and compliance with company's policies and procedures, point out deficiencies and explain and take any corrective action needed
  • Produce quality work, meeting requirements of the company policies, procedures and industry standards
  • Identify work place hazards and take all necessary corrective action to eliminate or minimize them
  • Understand and respond appropriately to all safety hazards and warnings devices (i.e. back-up alarms, smell of smoke, different color warning tags, warning sirens)
  • Work hours required to complete work assigned by established deadlines
  • Manage the available bid time to insure accurate and timely preparation of a complete estimate
  • Function as a team player; create an environment where other groups and individuals want to work with you
  • Perform complete conceptual estimates for large, complex EPC projects from receipt of bid package through final bid review, including: site visits, scope determination, MTO, input data into computerized estimating systems, questions to Owner/Engineer and qualifications
  • Utilize ability and experience to conceptualize portions of estimate
  • Organize and detail the estimate so that manhours can be properly applied, easily understood for review purposes, and efficiently turned over to the field personnel
  • When representing Wanzek to clients, engineers, vendors or competitors, always maintain the highest standards of professionalism, fairness, and ethical behavior
  • Through daily practice, carry out the spirit and intent Wanzek's Company Beliefs Perform entire conceptual estimates for large EPC, design build, general construction, and joint venture projects from receipt of bid packages through proposal to Owner
  • Senior Estimators have uniquely demonstrated an advanced knowledge of all aspects of Construction Estimating and consistently manage bid teams for large, complex projects
  • All Senior Level Estimators have the responsibility of training other employees in the estimating department
  • Responsibilities will include mastery of technical estimating responsibilities including lead responsibilities such as: Site visits and jobsite exposure
  • Scope determination Input into estimating software Understanding RFQ requirements
  • Questions to owner/engineer
  • Written clarifications to owner/engineer/estimators
  • Turnover of bid estimate to the field
  • Responsibilities will include a mastery knowledge of discipline specific responsibilities including lead responsibilities such as: Material Take Offs Comprehension of drawings and specifications
  • Manhour analysis Understanding of material pricing
  • Understanding of subcontracts
  • Understanding of strategies and variables
  • Understanding range of manhours
  • Providing field assistance
  • Standard coding support Lead Estimator Designation: When the Senior Estimator is designated as the Lead Estimator on an estimate, the following additional responsibilities will be required: Supervise and line out all people on the bid team, provide adequate information to team members and establish bidding schedule with deadlines
  • Assure successful kick off meetings, mid-bid reviews, and final reviews
  • Get the Regional VP of Operations involved if they are available
  • Review and understand owner provided specifications and documentation for all portions of the work and ensure the needed costs have been incorporated into the estimate
  • Perform final reviews at least two (2) days before bid due date
  • Review all work performed by team members
  • Critically analyze each aspect of the estimate to ensure a competitive bid
  • Apply appropriate labor rates and methods of construction based on provided information and expected site conditions
  • Explore options which could shorten the construction schedules and minimize indirects and construction equipment
  • Recognize risks and apply contingency and escalation when appropriate
  • Know when and how to capitalize on opportunities 



  • High school diploma plus related training or education equivalent to a Bachelor's degree
  • Minimum of 7 years of construction estimating experience Knowledge of construction techniques, estimating and construction management
  • Knowledge of various contract types including EPC, DB and JV Experience in contract negotiations
  • Experience in working with a variety of vendors and clients
  • Experience in leading bids on a regular basis


  • Take reasonable care of your own and others health and safety and of those who may be affected by the day-to-day delivery of this role by taking personal responsibility for working toward Wanzek's Zero Injury principles
  • Read, analyze and interpret the most complex documents
  • Respond effectively to the most sensitive inquiries or complaints
  • Use effective verbal and written communication skills
  • Add, subtract, multiply and divide whole numbers rapidly and accurately
  • Compute rate, ratio and percent and draw and interpret bar graphs
  • Ability to solve practical problems and deal with a variety of concrete variables in situations
  • Interpret a variety of instructions furnished in written, oral, diagram or schedule form
  • Ability to write speeches and articles using original or innovative techniques or style
  • Ability to make effective and persuasive speeches and presentations on controversial or complex topics to top management, public groups and/or boards of directors



MasTec, Inc. is an equal employment opportunity employer. The Company's policy is not to unlawfully discriminate against any applicant or employee on the basis of race, color, sex, religion, national origin, age, disability, genetic information, military status or any other consideration made unlawful by applicable federal, state, or local laws. The Company also prohibits harassment of applicants and employees based on any of these protected categories. It is also MasTec's policy to comply with all applicable state, federal and local laws respecting consideration of unemployment status in making hiring decisions.


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