Harness Design Engineer (Chillicothe, IL, 61523) | 10/07/26

Job Description Job Description & Skill Requirement:

• Seeking an experienced Electrical Systems & Harness Design Engineer to support the development of harnesses on construction and mining equipment. This role will focus on both new product development. This position is to support electrical systems and wiring harness development
  
• Design and develop electrical systems and wiring harnesses for new equipment programs and retrofit kits. Create electrical wiring harnesses, cable assemblies, and routing, including high/low voltage connectors
  
• Integrate sensors, controllers, and harnesses into machine platforms using CAD, ensuring proper fit and function.
  
• Develop routed electrical solutions that meet functional, environmental, and manufacturing requirements.
  
• Collaborate closely with mechanical, systems, and manufacturing teams to ensure robust designs.
  
• Gather and clarify technical requirements from stakeholders and translate them into executable work packages.
  
• Serve as the onsite technical lead, coordinating execution and distributing work to an offshore engineering team.
  
• Review and validate designs, drawings, and documentation produced by offshore resources.
  
• Generate detailed design documentation, including Bills of Materials (BOMs), connector tables, and wiring specifications.
  
• Support build, test, and validation activities as needed.
  
• Ensure designs comply with applicable standards and best practices.

Requirements:

• Bachelor's degree in Electrical Engineering, Mechanical Engineering or a related field.
  
• Proven experience designing electrical systems and wiring harnesses
  
• Experience supporting both new product development and retrofit programs.
  
• Strong understanding of routed systems, sensors, and electrical integration on heavy equipment.
  
• Strong communication skills and the ability to coordinate work across multiple locations.

Preferred:

• Prior exposure to global engineering teams and offshore delivery models.
  
• Proficiency in Creo for 3D modeling and wiring harness design, understanding of electrical schematics, and knowledge of EMC/EMI standards.
  
• Familiarity with Creo CAD tools and harness design best practices.
  
• Previous CAT Harness Design Experience "LTTS is an Equal Opportunity Employer and maintains a clear policy against discrimination based on age, disability, sex, race, religion or belief, gender reassignment, marriage/civil partnership, pregnancy/maternity, or sexual orientation.

As an inclusive organization, we actively endorse equal opportunities for all candidates with the right mix of talent, skills, and potential. We encourage applications from a diverse pool of candidates and selection for roles will solely be based on individual merit." "L&T Technology Services LTD is an equal opportunity employer and is committed to providing reasonable accommodations to qualified individuals with disabilities. If you require any accommodations to participate in the recruitment process or to perform the essential functions of the job, please let us know. We will work with you to provide reasonable accommodations in accordance with applicable law." Harness Design Engineer1 United States