Senior Piping Designer

Chesterfield, MO

Full time

2026-001021

What You'll Be Doing

Job Scope:

• Lead the development of efficient piping designs for capital projects supporting multiple sites and projects concurrently on a local and regional basis, and globally as needed across businesses.

• Translate process, utility, equipment, and project requirements into safe, maintainable, constructible piping layouts and design deliverables.

• Lead development and maintenance of piping design practices, CAD/3D modeling standards, drawing quality, and project design execution tools.

Primary responsibilities will include but not be limited to:

• Participate as a project team member and piping discipline lead for large, complex capital projects.

• Lead piping design and closeout documentation in accordance with the engineering execution process, including design basis information, drawing revisions, construction records, and as-built updates.

• Lead development of piping design requirements and assemble estimate information such as preliminary layouts, material takeoffs, tie-in information, and constructability input.

• Lead piping design package development including 3D models, piping layouts, plans, sections, isometrics, pipe support details, tie-in details, demolition drawings, bill of materials, and vendor information.

• Develop piping designs that satisfy project and process requirements while supporting safe operation, ergonomic access, maintainability, cleanability, drainage, constructability, and future maintenance needs.

• Model equipment connections, nozzles, valves, fittings, specialty items, pipe supports, access clearances, and routing constraints in the 3D design environment.

• Perform and lead field walkdowns to verify existing conditions, collect measurements, confirm tie-in points, identify interferences, and validate constructability before issuing design packages.

• Coordinate closely with process, mechanical, civil/structural, electrical, instrumentation, controls, construction, operations, maintenance, and project management stakeholders.

• Review P&IDs, utility flow diagrams, equipment layouts, piping specifications, vendor drawings, and field information to develop integrated piping deliverables.

• Provide expert guidance to project teams and engineers in piping layout, equipment arrangement, 3D modeling, constructability, installation sequencing, and construction details.

• Lead and provide technical oversight of equipment vendors, engineering consultants, EPCM firms, fabricators, and contractors for piping-related deliverables.

• Support design reviews, model reviews, hazard reviews, constructability reviews, and project readiness reviews by identifying piping risks, clashes, missing information, and technical gaps.

• Support project commissioning, checkout, and startup activities related to designer responsibilities, including resolution of field questions and documentation updates.

• Lead development and maintenance of piping design standards, CAD tools, drawing templates, details, and discipline-specific design practices.

Ideal Background

Education: Associate degree in Engineering Technology or Computer-Aided Drafting is required.

Certification: Certification is not required at this level.

Experience: This position requires 4+ years of relevant industrial experience in mechanical/piping drafting and design.

Required Knowledge, Skills, and Abilities:

• Associate Degree in Design or Drafting Technology, BS in Engineering or Engineering Technology, or equivalent experience.

• 12 years of relevant design experience, preferably in chemical, agricultural, pharmaceutical, manufacturing, process, or industrial facilities.

• Demonstrated capability with piping design deliverables including P&IDs, piping plans, sections, isometrics, pipe supports, tie-in details, demolition drawings, and as-built documentation.

• Proficiency with CAD and 3D modeling tools used for plant design, such as AutoCAD, AutoCAD Plant 3D, CADWorx, SmartPlant, MicroStation, or similar platforms.

• Working knowledge of piping specifications, materials, valves, fittings, supports, equipment nozzles, installation details, and plant layout principles.

• Familiarity with applicable piping codes, standards, and company specifications, including ASME B31.3 where applicable.

• Strong field verification, spatial visualization, constructability review, interdisciplinary coordination, technical communication, and drawing quality-control skills.

• Ability to lead design tasks, mentor designers, coordinate outside design resources, manage multiple project priorities, and communicate technical issues clearly.

Physical Requirements:

• Ability to sit, stand, or walk for long periods of time.

Hargrove Culture

We work to create an environment founded on trust, personal integrity, and a “team mentality” so that each person understands the value of their contributions both on a project and company-wide level. We know that each person on our team contributes to the success of our company by pairing expertise and passion to meet and exceed the needs of the clients we serve across the globe.

Our safety culture protects and promotes the well-being of every person who works with us and every person touched by our work.

As a 100% Teammate owned company, we proudly offer a comprehensive benefits package including, paid holidays, personal paid time off, medical, dental, vision, life, and disability insurance, 401(k), and other benefits to eligible Teammates.

Equal Opportunity Employment Statement

Hargrove is an Equal Opportunity/Affirmative Action employer. We do not discriminate based upon race, color, national origin, religion, age, sex (including gender, sexual orientation, pregnancy, sexual identity, marital or family status), disability, military service or obligations, veteran status, or any other characteristic protected by law.

Hargrove is a drug-free workplace.

The selected candidate must be authorized to work in the United States.

Hargrove is passionate about serving our clients within our industry and the local economy, and we recognize that our impact goes beyond building great projects. Our extraordinary teammates serve the community with their time, talent, and generosity. The Hargrove team is a family whose volunteerism makes a huge impact on our communities, and The Hargrove Foundation is the vehicle for making a true difference in the lives of others.

We work to create an environment founded on trust, personal integrity, and a “team mentality” so that each person understands the value of their contributions both on a project and company-wide level. Hargrove has consistently been ranked one of the “Best Firms to Work For” by organizations such as ZweigWhite and Business Alabama.

We pair expertise and passion to meet and exceed the needs of the clients we serve across the globe. Our teammates strive to expand their knowledge and contribute to the success of the organization.

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