Senior Mechanical Engineer

Job Description Description

Artheon is seeking talented professionals to join our growing team in support of diverse engineering and environmental projects. Whether your background is in civil engineering, environmental science, or infrastructure design, this is a great opportunity to contribute to meaningful work in a collaborative and innovative environment.

About Artheon

Artheon is a trusted engineering and consulting firm offering services that rival large organizations while maintaining the personalized client relationships of a boutique firm. With expertise spanning civil/site engineering, environmental permitting, transportation infrastructure, construction management, and advanced surveying technologies, we are committed to delivering high-quality, timely solutions to local, state, and federal clients.

This is a high-impact role for an experienced mechanical engineer who enjoys leading complex MEP and infrastructure projects, working directly with clients, and mentoring the next generation of engineers.

In this position, you will lead the design and implementation of mechanical systems, including HVAC, plumbing, and fire protection, for a wide range of corporate, public, institutional, and infrastructure projects. Project types may include corporate, county and municipal facilities, schools, water treatment plants, wastewater treatment plants, and other community-focused infrastructure developments.

This role offers the opportunity to combine hands-on technical design with project leadership. You will help advance projects through completion while contributing to new designs, future initiatives, and long-term client relationships.

This role reports to the Director of MEP Engineering within Tech Services.

What Youll Work On

You will support and lead mechanical engineering efforts for projects involving HVAC systems, plumbing systems and fire protection systems, facility renovations, and mechanical improvements.

You will work closely with clients, contractors, architects, civil engineers, electrical engineers, and internal project teams to deliver practical, code-compliant, and cost-effective mechanical solutions.

Responsibilities

Mechanical System Design

• Lead the design of HVAC, plumbing, and fire protection systems for public, institutional, and infrastructure projects
• Conduct feasibility studies to evaluate project requirements, technical constraints, and cost implications
• Perform load calculations, system sizing, and equipment selection
• Prepare mechanical drawings, technical specifications, and construction documents
• Ensure designs comply with applicable codes, standards, and client requirements

Project Leadership

• Manage multiple mechanical engineering projects at various stages of design and construction
• Coordinate with multidisciplinary teams, including civil, electrical, architectural, and structural professionals
• Serve as a key technical point of contact for clients, contractors, and project stakeholders
• Help drive projects from initial concept through final construction closeout
• Support project planning, scheduling, budgeting, and quality control efforts

Construction Administration & Field Support

• Review shop drawings, equipment submittals, RFIs, and contractor documentation
• Conduct site visits, field assessments, and inspections to evaluate existing conditions and construction progress
• Support commissioning, troubleshooting, and final system performance verification
• Provide technical recommendations to resolve field issues and improve system performance

Team Mentorship

• Provide technical guidance and mentorship to junior mechanical engineers and designers
• Support internal quality control, design reviews, and knowledge sharing
• Help strengthen team capabilities through coaching, collaboration, and technical leadership

Qualifications

Qualifications

• Bachelors degree in Mechanical Engineering or a related field
• New Jersey Professional Engineer license preferred or ability to obtain through reciprocity
• 8+ years of mechanical engineering experience
• Strong experience designing HVAC systems
• Experience using AutoCAD and/or Revit
• Working knowledge of ASHRAE, NFPA, and applicable building codes
• Experience providing construction administration and field engineering support
• Experience with plumbing and fire protection system design
• Experience working on municipal, institutional, educational, or infrastructure projects
• Ability to manage multiple projects and coordinate effectively with clients, contractors, and internal teams
• Strong communication, organization, and problem-solving skills

Benefits

The base salary range for this role is indicated in the posting. This range reflects the companys good faith estimate of the compensation for this position at the time of posting. Final compensation will be determined based on factors such as experience, skills, qualifications, internal equity, and geographic location.

Artheon offers a competitive compensation package including medical, prescription, dental and vision coverage, 401(k) retirement plan with employer match, educational assistance program and paid time off/parental leave.

About Artheon

Deliver transformative infrastructure solutions that strengthen communities, drive sustainable growth, and accelerate our peoples careers-to provide value added services for our clients by combining local knowledge with national expertise.

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