Coherent

Sr. Mechanical Utilities and Infrastructure Engineer

Coherent • $100K — $130K *
Sherman, TX 75090In-Person
Manufacturing & Automotive
8 - 10 years of experience
Reposted Today
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Job Overview by Ladders

Qualifications

  • Bachelor's degree in Mechanical Engineering or equivalent extensive hands-on experience in mechanical system design.
  • 9+ years of experience in mechanical design or project engineering within semiconductor, pharmaceutical, or high-tech manufacturing.
  • Experience supporting cleanroom and mechanical utility infrastructure throughout design, construction, and commissioning phases.
  • Proficiency in mechanical systems including HVAC, chilled water, exhaust, and gas distribution.
  • Experience with engineering documentation such as P&IDs and construction documents.

Responsibilities

  • Develop and review designs for mechanical utility systems supporting cleanrooms and manufacturing spaces.
  • Provide on-site engineering support during construction, including inspections and issue resolution.
  • Partner with various teams to establish infrastructure requirements and confirm system designs meet operational needs.
  • Ensure designs comply with ISO cleanroom classifications and relevant building codes.
  • Lead design reviews with stakeholders to validate system performance and safety.

Benefits

  • Opportunity for career development within an innovative and challenge-driven environment.
  • Participation in projects that impact cutting-edge sectors like semiconductor and life sciences.
  • Work in a stable, growth-oriented organization with a focus on employee excellence and hard work.
  • Encouragement of a collaborative culture that emphasizes integrity, accountability, and respect.
Full Job Description
Job Description

Primary Duties & Responsibilities

Mechanical Infrastructure & Utility System Design
  • Develop and review designs for mechanical utility systems supporting cleanrooms and manufacturing spaces (e.g., HVAC, chilled water, CDA, vacuum, exhaust).
  • Prepare and evaluate engineering documents including P&IDs, utility schematics, mechanical layouts, and design packages.
  • Ensure designs comply with ISO cleanroom classifications, building codes, and internal engineering standards.
  • Lead and participate in design reviews with internal stakeholders and external engineering firms to validate system performance, constructability, and safety.
  • Provide technical input early in project planning to define system requirements and align design strategies with operational needs.

Construction Engineering, Field Support & Commissioning
  • Provide on-site engineering support during construction, including system inspections, issue resolution, and verification of mechanical utility installations.
  • Conduct site walks, field validations, and constructability assessments to ensure alignment with design intent and project specifications.
  • Coordinate mechanical-related construction activities, ensuring contractor readiness, quality execution, and adherence to project schedules.
  • Develop and manage RFPs for mechanical utility scope, evaluate proposals, and ensure clear flow-down of technical requirements to subcontractors.
  • Track progress toward utility readiness milestones and proactively escalate risks or delays.
  • Ensure design modifications and field changes are captured, communicated, and updated in project documentation.
  • Support system start-up, testing, commissioning, and turnover of new or upgraded mechanical infrastructure.
  • Identify opportunities to improve system reliability, performance, and maintainability. Propose roadmaps and recommendations for long-term enhancements; and implement these.

Cross-Functional Coordination & Requirements Alignment
  • Partner with Project Management, Construction Management, EHS, Facilities, and Equipment Engineering teams to establish infrastructure requirements and confirm system designs meet operational and safety needs.
  • Collaborate with Equipment Installation teams to align utility availability with tool move-in, hookup, and qualification timelines.
  • Represent mechanical utility engineering in cross-functional decision-making, schedule reviews, and site readiness discussions.
  • Communicate technical considerations, risks, and design impacts clearly to both technical and non-technical stakeholders

Engineering Documentation, Standards & Compliance
  • Generate and maintain accurate mechanical engineering documentation including redlines, as-builts, system matrices, and specifications.
  • Support development of preventive maintenance procedures and system handoff documentation for newly implemented utilities.
  • Ensure all mechanical designs and construction activities comply with applicable codes, safety requirements, and internal engineering standards.
  • Contribute to standardization of mechanical utility design practices, documentation templates, and best practices across projects.


Education & Experience
  • Bachelor's degree in Mechanical Engineering or related discipline. In lieu of formal education, candidates with extensive hands-on experience in mechanical system design build, and operations will be considered.
  • 9+ years of experience in mechanical design or project engineering within semiconductor, pharmaceutical, or other high-tech manufacturing environments.
  • Demonstrated experience supporting cleanroom and mechanical utility infrastructure through design, construction, and commissioning phases.


Skills
  • Strong interpersonal, teaming, and problem-solving skills.
  • Demonstrated leadership skills with the ability to influence cross-functional teams and support decision-making.
  • Proficiency in mechanical systems such as HVAC, chilled water, exhaust, and gas distribution.
  • Ability to read, interpret, and develop engineering drawings, P&IDs, construction documents, and specifications.
  • Effective communication and collaboration across engineering, operations, and construction teams.
  • Familiarity with project coordination and schedule tracking in an active construction environment.
  • Practical experience using design and drafting tools such as CAD, Bluebeam, and/or Revit/BIM
  • Comfortable operating in fast-paced environments with live construction activities and tight timelines.
  • Ability to support a 24/7 manufacturing site as needed.
  • Willingness to travel domestically and internationally (

Working Conditions
  • Requires movement between office areas, construction zones, cleanrooms, and manufacturing environments throughout the workday.
  • Must be comfortable working indoors in cleanrooms and outdoors in utility areas with exposure to heat, noise, vibration, and varying weather conditions.

Physical Requirements
  • Ability to perform extended site walks and inspections, including navigating uneven surfaces and active construction sites.
  • Must be able to:
    • Work inside Class 100/1000 cleanroom environments
    • Wear required PPE (hard hats, safety glasses, cleanroom garments, etc.) and adhere to site safety protocols
    • Work around chemicals, including acids and solids
    • Work around hazardous and non-hazardous gases


Safety Requirements

All employees are required to follow the site EHS procedures and Coherent Corp. Corporate EHS standards.

Quality and Environmental Responsibilities

Depending on location, this position may be responsible for the execution and maintenance of the ISO 9000, 9001, 14001 and/or other applicable standards that may apply to the relevant roles and responsibilities within the Quality Management System and Environmental Management System.

About Coherent

Coherent, Inc. is a global leader in providing laser-based solutions to a broad range of commercial and scientific research customers. The company designs, manufactures, and markets lasers, laser-based systems, precision optics, and related accessories for a diverse group of customers. Coherent's markets include scientific research, OEM components and instrumentation, microelectronics, materials processing, and life sciences. The company's products are used in a wide range of applications. Coherent was founded in 1966 and is headquartered in Santa Clara, California.
Learn more about Coherent
Size
5,085 employees
Market Cap
$4.6 billion
Industry
Manufacturing & Automotive
Net Income
-$419.7 million
Founded
1966
5 Year Trend
+27.8%
Revenue
$1.2 billion
NASDAQ
COHR
* Ladders Estimates

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