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Mechanical Design Engineering Jobs in Delaware (NOW HIRING)

Sr. Mechanical Engineer

Seaford, DE · On-site

$100K - $125K/yr

Mechanical Engineer We are seeking a highly skilled and detail-oriented Mechanical Engineer with ... Piping Design and Engineering: Utilize AutoCAD software to develop detailed piping designs, layouts ...

Mechanical Project Manager

Newark, DE · On-site

$88K - $119K/yr

Design Oversight & Quality Control: * Lead engineering calculations and assessments for mechanical systems. * Supervise and review mechanical/plumbing design documents (drawings and specs). * Guide ...

Sr. Mechanical Engineer

New Castle, DE

$101K - $133K/yr

Communicate concerns/suggestions/improvements relating to engineering concerns and product life cycle management * Ensure full documentation of mechanical design including BOM, drawings, and ...

Sr. Mechanical Engineer

New Castle, DE · On-site

$101K - $133K/yr

Communicate concerns/suggestions/improvements relating to engineering concerns and product life cycle management * Ensure full documentation of mechanical design including BOM, drawings, and ...

... design pivots. * Cross-Functional Collaboration: Collaborate with R&D scientists, engineering sales ... Master or Bachelor in Mechanical, Electrical, or Software Engineering. * Specialized Knowledge:

Sr. Mechanical Engineer

New Castle, DE

$101K - $133K/yr

Communicate concerns/suggestions/improvements relating to engineering concerns and product life cycle management * Ensure full documentation of mechanical design including BOM, drawings, and ...

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Showing results 1-20

Mechanical Design Engineering information

See Delaware salary details

$45.5K

$91.7K

$136.6K

How much do mechanical design engineering jobs pay per year?

As of Jul 31, 2026, the average yearly pay for mechanical design engineering in Delaware is $91,657.00, according to ZipRecruiter salary data. Most workers in this role earn between $76,100.00 and $103,100.00 per year, depending on experience, location, and employer.

What is mechanical design engineering?

Mechanical design engineering is a branch of engineering focused on designing, analyzing, and developing mechanical systems and products. Mechanical design engineers use principles of physics, mathematics, and material science to create everything from small individual parts to large-scale machinery. Their work often involves using computer-aided design (CAD) software to create detailed models and prototypes before manufacturing. This discipline is essential in industries such as automotive, aerospace, manufacturing, and consumer electronics, ensuring that products are efficient, reliable, and cost-effective.

What are some of the common challenges Mechanical Design Engineers face when working on cross-functional teams?

Mechanical Design Engineers often collaborate with electrical engineers, manufacturing teams, and project managers. One common challenge is ensuring that the mechanical design aligns with electrical requirements and manufacturability constraints, which can require frequent communication and compromise. Balancing innovative ideas with practical limitations such as budget, materials, and timelines is also a recurring challenge. Successful engineers develop strong problem-solving skills and adaptability to navigate these multidisciplinary interactions effectively.

What are the key skills and qualifications needed to thrive as a Mechanical Design Engineer, and why are they important?

To thrive as a Mechanical Design Engineer, you need a solid understanding of engineering principles, proficiency in CAD software, and typically a bachelor's degree in mechanical engineering or a related field. Familiarity with tools such as SolidWorks, AutoCAD, and simulation software, as well as knowledge of industry standards and certifications like FE or PE, are commonly required. Strong problem-solving abilities, creativity, effective communication, and teamwork are essential soft skills for excelling in this role. These skills ensure innovative, safe, and efficient design solutions that meet project requirements and industry standards.

What is the difference between Mechanical Design Engineering vs Mechanical Manufacturing Engineering?

AspectMechanical Design EngineeringMechanical Manufacturing Engineering
Primary FocusDesign and development of mechanical components and systemsManufacturing processes, production efficiency, and quality control
Skills & CertificationsCAD software, engineering principles, often requires a bachelor's degree in mechanical engineeringManufacturing methods, quality assurance, often requires a bachelor's in mechanical or manufacturing engineering
Work EnvironmentDesign offices, labs, CAD workstationsFactories, production lines, manufacturing plants
Industry UsageProduct design, R&D, prototypingMass production, assembly, process optimization

Mechanical Design Engineering focuses on creating and developing mechanical systems and components, while Mechanical Manufacturing Engineering emphasizes the production, process improvement, and quality control of those designs. Both roles require a strong foundation in mechanical engineering principles and often collaborate closely in product development cycles.

What are popular job titles related to Mechanical Design Engineering jobs in Delaware? For Mechanical Design Engineering jobs in Delaware, the most frequently searched job titles are:
What cities in Delaware are hiring for Mechanical Design Engineering jobs? Cities in Delaware with the most Mechanical Design Engineering job openings:
Infographic showing various Mechanical Design Engineering job openings in Delaware as of July 2026, with employment types broken down into 86% Full Time, 11% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $91,657 per year, or $44.1 per hour.

$75K - $102K/yr

Full-time

Re-posted 23 days ago


Johnson, Mirmiran & Thompson rating

9.8

Company rating: 9.8 out of 10

Based on 7 frontline employees who took The Breakroom Quiz

1st of 438 rated engineering


Job description

Job Description

Johnson, Mirmiran & Thompson is a dynamic, 100% employee-owned consulting firm with more than 2,800 professionals, providing a full range of multidisciplinary engineering, architecture, information technology, and related services to public agencies and private clients throughout the United States. JMT is currently ranked #45 on Engineering News-Record's list of the Top 500 Design Firms and 64 on Consulting-Specifying Engineer's MEP Giants list.

JMT's Facilities-MEP Practice provides support across JMT's national footprint with staff in 6 offices. JMT offers a broad team of mechanical, electrical, and plumbing design professions with experience in facility design, construction, and commissioning to support team members throughout the organization, consistently partnering between offices to accomplish a wide-ranging variety of projects.

JMT is seeking a degreed mechanical engineer with the desire to work within a fast-paced, quality-driven environment within a growing organization.  Working with senior engineering staff from the initial conceptual design to construction and commissioning of large and small facilities type projects. The Project Engineer will have the opportunity to work with a diverse and experienced staff in resolving a variety of complex problems, (i.e., conflicting design requirements, unsuitability of conventional materials, difficult coordination requirements) while benefitting from an ISO 9001 certified quality management system. The ideal candidate is an individual with the motivation and desire to excel within the consulting engineering field while embracing challenges as opportunities for personal and professional growth within the organization.

Typical work assignments center around facilities engineering and design projects of varying sizes within the educational, public works, water/wastewater, transportation, transit, government, and aviation industries.  JMT is seeking candidates with a wide range of design and engineering experience with building mechanical and plumbing systems including domestic and sanitary piping design, HVAC and industrial duct design, DX refrigeration, hydronic distribution, air-handling equipment, central thermal plants, and fire protection. 

Position summary: Responsible for mechanical engineering designs using knowledge of general engineering principles and practices to plan, organize, execute, and coordinate projects with proficiency and limited supervision.  Serve as a technical advisor and mentor to less experienced engineers and represent the firm with external clients and stakeholders. Opportunities for management of projects with ability to grow into management of multi-discipline design teams based on experience.

Essential Functions and Responsibilities

  • Perform engineering calculations and assessments to determine best practice mechanical design solutions for specific applications
  • Conduct field investigations, HVAC load studies, energy modeling, code reviews
  • Produce mechanical design documents (drawings and specifications) for bidding and construction
  • Oversee the design and drafting tasks of junior engineering staff, and perform quality control review of design documents
  • Coordinate project designs with client specifications and local, city, state code requirements, including interaction with code officials and permitting offices
  • Navigate a variety of complex issues in both preparing mechanical designs and assisting the Owner/Architect/Contractor with construction issues in the field
  • Serve as project manager on small to medium size projects having a significant mechanical design component
  • Proactive problem solving, self initiative/motivating, ownership of responsibility, individual as first line of success/quality

Nonessential Functions and Responsibilities

  • Perform other related technical and administrative duties as needed, including supporting marketing and recruiting functions (e.g. task proposal development, client interview support, career fair attendance, etc.)

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