Lead Process Piping Estimator

Position Summary

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InServ is seeking a Lead Process Piping Estimator to develop accurate and competitive estimates for process piping scopes on industrial and pharmaceutical construction projects. This role will also mentor and direct the work of other estimators, helping to strengthen the team’s technical capabilities and standardize estimating practices.
The ideal candidate will have extensive experience with hygienic and sanitary piping systems, a proven track record estimating pharmaceutical, biotech, or other GMP-regulated projects, and strong technical knowledge of process piping materials, fabrication, and installation methods.
Key Responsibilities
Process Piping EstimatingPrepare detailed and accurate quantity takeoffs and cost estimates for process piping systems using conceptual designs, design-development documents, and construction documents.Develop labor, material, and equipment pricing for:Carbon steel pipingStainless steel pipingHygienic and sanitary piping systemsOrbital weldingSanitary fittingsTri-clamp connectionsAnalyze P&IDs, isometric drawings, specifications, and 3D models to scope:Process piping systemsUtility pipingWater for Injection (WFI) systemsClean steam systemsClean-in-place (CIP) systemsSteam-in-place (SIP) systemsSolicit, review, and evaluate subcontractor and vendor pricing and quotations.Identify scope gaps, project risks, exclusions, and assumptions.Prepare and maintain clarification logs.Perform constructability reviews and develop value-engineering recommendations.Assemble complete bid packages and participate in bid and proposal review meetings.
Team Leadership and DevelopmentLead, mentor, and train junior- and mid-level estimators on:Process piping quantity takeoff methodsEstimating software and toolsIndustry best practicesHygienic and pharmaceutical piping requirementsReview estimates prepared by other team members for accuracy, completeness, and quality.Provide technical guidance and serve as a resource for complex hygienic, sanitary, and pharmaceutical piping questions.Standardize estimating procedures, templates, and unit-cost databases for piping scopes.Support the development of consistent and efficient estimating practices across the team.
Technical and Regulatory ExpertiseApply working knowledge of:ASME BPE standardsCurrent Good Manufacturing Practice (cGMP) requirementsFDA-regulated environmentsUnderstand project requirements related to:Orbital welding documentationPassivationMaterial certificationsHygienic piping fabrication and installationCoordinate with design and engineering teams on hygienic piping design standards, including:Proper slopeDrainabilityDead-leg minimizationSystem functionality and maintainability
Collaboration and Project SupportCollaborate with project managers, engineers, and procurement teams on scope development and buyout activities.Coordinate with design and engineering teams regarding process piping requirements and project specifications.Participate in owner, client, and proposal presentations as needed.Support the development of accurate, competitive, and complete project proposals.
Qualifications and Competencies8+ years of process piping estimating experience, including prior lead- or senior-level responsibility.Demonstrated experience estimating hygienic and sanitary piping systems.Direct experience estimating pharmaceutical, biotech, or other GMP-regulated construction projects.Strong knowledge of piping materials, fabrication, and installation methods, including:Orbital weldingTri-clamp connectionsButt-weld connectionsStainless steel and carbon steel pipingProficiency with estimating software such as:On-Screen TakeoffBluebeamHCSSTrimble/TimberlineSimilar estimating platformsStrong proficiency with Microsoft Excel.Ability to read and interpret:Piping and Instrumentation Diagrams (P&IDs)Isometric drawingsMechanical and process specificationsRelated construction documentsPrior experience training, mentoring, or supervising other estimators.Strong communication, organizational, analytical, and problem-solving skills.Ability to manage multiple estimates and meet competing deadlines.
Education and Preferred ExperienceBachelor’s degree in Construction Management, Mechanical Engineering, or a related field, or equivalent practical experience.Familiarity with the following preferred:ASME BPEASME B31.3cGMP documentation standardsExperience with 3D modeling or BIM coordination is a plus, particularly with:NavisworksRevitSimilar platformsRelevant education, training, certifications, and practical experience demonstrating the required knowledge and skills will be considered.
Physical Work Environment
This position is primarily office-based and requires prolonged periods of sitting and computer use. The role may also require:Periodic visits to active project sitesOccasional travel to client officesOccasional visits to vendor facilities
Career Growth Opportunities
The Lead Process Piping Estimator role offers opportunities to expand technical expertise in process piping, hygienic systems, and pharmaceutical construction while developing leadership and team-management capabilities.
Potential career paths include:
Estimating Path:Estimator → Senior Estimator → Lead Process Piping Estimator → Estimating Manager
Leadership Path:
Lead Process Piping Estimator → Estimating Manager → Director of Preconstruction
Advancement opportunities vary based on organizational needs and are influenced by job performance, technical knowledge, leadership capabilities, initiative, communication skills, and readiness to assume increased responsibility.
Equal Employment Opportunity Statement
InServ is committed to fostering a diverse, inclusive, and respectful workplace where every employee is valued and has the opportunity to succeed. xzbcwsv We are proud to be an Equal Opportunity Employer and consider all qualified applicants for employment without regard to race, color, age, sex, sexual orientation, gender identity, religion, national origin, disability, veteran status, genetic information, or any other characteristic protected by applicable law.
We believe a diverse workforce strengthens our company, our teams, and the communities we serve.