Mechanical Engineer

Jacobs Engineering Group Inc.; Philadelphia (Philadelphia County); Hybrid; USD 91,000 - 126,000; Full time

Benefits offered by this job

401(k) plan

Stock purchase program

PPTO policy

Job summary

Jacobs Engineering Group Inc. in Philadelphia, PA is seeking a Mechanical Engineer to design and deliver critical facility systems, including HVAC and process exhaust, ensuring safety and sustainability. You will work with multidisciplinary teams from planning through startup, with opportunities to learn from senior leaders and grow your career.

The position offers hybrid work between Jacobs offices and remote locations. Qualifications include a B.S.

Qualifications

• Bachelor’s degree in Mechanical Engineering or related field.
• At least 4 years of mechanical engineering design or consulting experience.
• Experience producing design calculations, drawings, and specifications.
• Experience using 3D modeling software such as Revit or AutoCAD.

Responsibilities

• Develop mechanical design calculations, drawings, and specifications for complex facility projects.
• Design and support HVAC, cleanroom, chilled water, heating water, and process exhaust systems.
• Deliver engineering work aligned with scope, schedule, budget, and quality.
• Coordinate with multidisciplinary teams to integrate mechanical systems.
• Support engineering evaluations, recommendations, and documentation.
• Provide on-site assistance during startup, commissioning, and implementation.
• Collaborate with clients and stakeholders to understand objectives and requirements.
• Apply engineering standards and codes throughout project execution.

Skills

Mechanical design

Engineering calculations

Construction drawings

Client coordination

Education

Bachelor’s degree in Mechanical Engineering

Tools

Revit

AutoCAD

Job description

Philadelphia, Pennsylvania, United States

Capabilities

Mechanical

Office Setup

Hybrid

Job ID

#45493

At Jacobs, we're challenging today to reinvent tomorrow by solving the world's most critical problems for thriving cities, resilient environments, mission-critical outcomes, operational advancement, scientific discovery and cutting-edge manufacturing, turning abstract ideas into realities that transform the world for good.

Your impact

At Jacobs, we're challenging today to reinvent tomorrow by delivering innovative solutions for some of the world's most complex infrastructure, advanced manufacturing, life sciences, and industrial projects. As a Mechanical Engineer based in Pittsburgh or Philadelphia, Pennsylvania, you'll contribute to the design and delivery of critical facility systems that help our clients operate safely, efficiently, and sustainably.

In this role, you'll support the design, development, evaluation, and specification of mechanical building systems, including HVAC, cleanroom, chilled and heating water, and process exhaust systems. You'll be responsible for delivering high-quality engineering work, coordinating with multidisciplinary teams, and supporting projects from planning through startup and implementation. You'll also have the opportunity to learn from experienced technical leaders and grow your career while helping deliver meaningful outcomes for our clients.

What you'll do

• Develop mechanical engineering designs, calculations, construction drawings, and specifications for complex facility projects
• Design and support HVAC, cleanroom, chilled water, heating water, and process exhaust systems
• Deliver engineering work in alignment with project scope, schedule, budget, and quality requirements
• Coordinate with multidisciplinary project teams to integrate mechanical systems into overall project designs
• Support engineering evaluations, recommendations, and technical documentation
• Provide on-site assistance during system startup, commissioning, and project implementation activities
• Collaborate with clients and project stakeholders to understand project objectives and technical requirements
• Apply engineering standards, codes, and best practices throughout project execution

Here’s what you’ll need

• Bachelor’s degree or advanced degree in Mechanical Engineering or a related engineering discipline
• At least 4 years of mechanical engineering design or consulting experience
• Demonstrated ability to develop design calculations, construction drawings, and technical specifications
• Experience using 3D modeling software such as Revit or AutoCAD

Ideally, you’ll also have

• Experience with hydraulic modeling software such as Pipe-Flo or Pipe 2000
• Experience using HVAC analysis software such as Trane Trace or HAP
• Professional Engineer (PE) license or ability to obtain reciprocity within 6 months
• Experience with thermal utility plants and utility distribution systems, including steam, hot water, and chilled water systems
• Experience with utility master planning or decarbonization and climate response planning initiatives
• Experience supporting laboratory, vivarium, life sciences, pharmaceutical cGMP manufacturing, or data center projects

Our health and welfare benefits are designed to invest in you, and in the things you care about. Your health. Your well-being. Your security. Your future. Employees have access to medical, dental, vision, and basic life insurance, a 401(k) plan, and the ability to purchase company stock at a discount. Eligible employees may also enroll in a deferred compensation plan or the Executive Deferral Plan. Jacobs has an unlimited U.S. Personalized Paid Time Off (PPTO) policy for full-time salaried/exempt employees, seven paid holidays, and caregiver leave. And certain roles may be eligible for additional rewards, including merit increases, performance discretionary bonus, and stock.

The base salary range for this position is $91,400.00 to $125,600.00. Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. Job posted on September 17, 2026. This position will be open for at least 3 days.

We value collaboration and believe that in-person interactions are crucial for both our culture and client delivery. We empower employees with our hybrid working policy, allowing them to split their work week between Jacobs offices/projects and remote locations enabling them to deliver their best work.

Your application experience is important to us, and we’re keen to adapt to make every interaction even better. If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team via Careers Support .