Senior General Designer (Mechanical)

Dexian; Chesterfield (MO); On-site; USD 117,000 - 121,000; Full time

Job summary

Dexian is seeking a Senior General Designer (Mechanical) in Chesterfield, MO for a 12-month contract to lead safe, efficient mechanical designs for capital projects, supporting multiple sites regionally.

The role focuses on 3D modeling, equipment layout, and coordination with piping, structural, electrical, and instrumentation teams, with mentorship of junior designers and vendors.

Qualifications

• Associate degree in Design, Drafting Technology, Mechanical Engineering Technology, or related field; bachelor’s acceptable.
• 10+ years of progressive mechanical design experience.
• Proficiency with 2D CAD and 3D model-based design systems.
• Ability to interpret process documents, vendor drawings, and field information.
• Experience leading design reviews and coordinating with stakeholders.

Responsibilities

• Lead mechanical designs that are safe, efficient, and aligned with project specifications, supporting multiple projects concurrently.
• Manage mechanical design activities, including discipline work processes, standards maintenance, and development of CAD/3D design tools.
• Serve as the mechanical design discipline lead for large or complex projects, guiding design activities and documentation closeout.
• Develop comprehensive mechanical design packages, such as virtual 3D models, equipment arrangements, general arrangement drawings, fabrication, or installation details, and vendor-data integration.
• Provide expert advice to project teams and engineers in 3D modeling, equipment layout, mechanical detailing, maintainability, and construction coordination.
• Model and detail mechanical equipment and interfaces with piping, structural, electrical, and instrumentation systems.
• Oversee technical aspects and provide guidance to vendors, engineering consultants, design contractors, and fabrication or installation contractors.
• Support field activities including site verification, constructability reviews, installation, commissioning, and resolution of field-related design issues.
• Lead the development and maintenance of organization-wide mechanical design standards, specifications, templates, and libraries.
• Communicate project scope, design decisions, risks, status, and technical issues with internal teams and stakeholders for alignment.
• Coordinate across disciplines, performing design reviews, interference resolution, and model checks.
• Verify site conditions, incorporate site information, and ensure designs adhere to applicable codes and project requirements.
• Approve mechanical drawings and models for technical accuracy, completeness, and compliance with quality standards.
• Mentor less experienced designers, fostering best practices and effective use of CAD/3D tools.

Skills

CAD proficiency

Project leadership

Communication

Stakeholder management

Education

Associate degree in Design or Drafting

Bachelor's degree in engineering or related field

Tools

2D CAD

3D CAD

CAD software

Job description

Job Title: Senior General Designer (Mechanical)

Location: Chesterfield MO , United States

Duration: 12 months contract (with a possibility of extension)

Pay range: $85/hr - $88/hr on W2

Position Summary

• We are seeking a highly experienced Senior General Designer (Mechanical) to lead the development of safe, efficient, and practical mechanical designs for capital projects.
• This role involves supporting multiple sites and projects simultaneously on a regional basis, with potential involvement across global operations.
• The successful candidate will serve as a key member of project teams, providing expert guidance in 3D modeling, equipment layout, and mechanical detailing to ensure designs meet safety, operability, reliability, and constructability standards.

Key Responsibilities

• Lead the creation of mechanical designs that are safe, efficient, and aligned with project specifications, supporting multiple projects concurrently.
• Manage mechanical project design activities, including discipline work processes, standards maintenance, and development of CAD/3D design tools.
• Serve as the mechanical design discipline lead for large or complex projects, guiding design activities and documentation closeout.
• Develop comprehensive mechanical design packages, such as virtual 3D models, equipment arrangements, general arrangement drawings, fabrication, or installation details, and vendor-data integration.
• Provide expert advice to project teams and engineers in 3D modeling, equipment layout, mechanical detailing, maintainability, and construction coordination.
• Model and detail mechanical equipment and associated components, ensuring proper interfaces with piping, structural, electrical, and instrumentation systems.
• Oversee technical aspects and provide guidance to vendors, engineering consultants, design contractors, and fabrication or installation contractors within the mechanical scope.
• Support field activities including site verification, constructability reviews, installation, commissioning, and resolution of field-related design issues.
• Lead the development and maintenance of organization-wide mechanical design standards, specifications, templates, and libraries.
• Communicate project scope, design decisions, risks, status, and technical issues effectively with internal teams and stakeholders to ensure alignment.
• Coordinate across disciplines, performing design reviews, interference resolution, and model checks.
• Verify site conditions, incorporate site information, and ensure designs adhere to applicable codes, standards, and project requirements.
• Approve mechanical drawings and models for technical accuracy, completeness, and compliance with quality standards.
• Mentor less experienced designers, fostering best practices and effective use of CAD/3D tools.

Required Qualifications

• An associate degree in Design, Drafting Technology, Mechanical Engineering Technology, or a related field; a bachelor's degree in engineering or equivalent experience is also acceptable.
• More than 10 years of progressively responsible mechanical design experience.
• Proficiency with 2D CAD and 3D model-based design systems used for equipment layout and detailing.
• Working knowledge of mechanical design principles, including equipment arrangement, tolerances, materials, fabrication practices, installation methods, and relevant standards.
• Ability to interpret process and engineering documents, vendor drawings, specifications, equipment data, and field information to produce coordinated design deliverables.
• Strong experience leading design reviews, managing multiple tasks simultaneously, resolving technical issues, and communicating effectively with technical and non-technical stakeholders.

Preferred Qualifications

• Experience in leading large or complex mechanical projects in a multidisciplinary environment.
• Skills in developing and maintaining design standards, templates, and libraries for mechanical design.
• Demonstrated leadership in coordinating with vendors, contractors, and cross-discipline teams.
• Excellent interpersonal and communication skills to present technical information to diverse audiences.

Why This Opportunity May Be Appealing

• This role offers the chance to lead impactful mechanical design projects for a dynamic organization committed to safety, innovation, and operational excellence.
• You will work in a collaborative environment with a team of seasoned professionals, utilizing your expertise to shape the infrastructure supporting critical projects.
• The position provides opportunities for professional growth, development of standardized processes, and the ability to influence the organization's engineering practices while supporting diverse and challenging projects across multiple regions.

Dexian stands at the forefront of Talent + Technology solutions with a presence spanning more than 70 locations worldwide and a team exceeding 10,000 professionals. As one of the largest technology and professional staffing companies and one of the largest minority-owned staffing companies in the United States, Dexian combines over 30 years of industry expertise with cutting-edge technologies to deliver comprehensive global services and support.

Dexian connects the right talent and the right technology with the right organizations to deliver trajectory-changing results that help everyone achieve their ambitions and goals.To learn more, please visit https://dexian.com/.

Dexian is an Equal Opportunity Employer that recruits and hires qualified candidates without regard to race, religion, sex, sexual orientation, gender identity, age, national origin, ancestry, citizenship, disability, or veteran status.