Jobs in the United States

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Added 1 min ago
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Senior Software Engineer, Incident Lifecycle
Jobgether
Remote, United States
- $127,800 to $339,000 USD / year
…and next steps. Our partner is looking for a Senior Software Engineer, Incident Lifecycle based in the United…
Added 1 min ago
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Founding Infrastructure Engineer
Jobgether
Remote, United States
- $200,000 to $240,000 USD / year
The Founding Infrastructure Engineer will establish and own the core infrastructure of an early-stage AI startup developing an enterprise orchestration platform for the commercial real…
Added 4 mins ago
Broadcast Director of Engineering
Hearst Stations Inc
Needham, MA
…station's engineering department, working with the Assistant Chief Engineer, Technical Operations Manager, IT Manager, and Facilities Manager, to manage all aspects of the department. You…
Added 4 mins ago
Broadcast Maintenance Technician
Hearst Stations Inc
Needham, MA
…and upgrade equipment across the station. The technician will support daily operations, planned projects, preventive maintenance, live news coverage, special events, and remote broadcasts.…
Added 7 mins ago
Customer Success Center Engineer
Carousel Industries
Boston, MA
The Customer Success Center Engineer role provides multi-faceted support to NWN Customer Success Center clients/end users in an Information Technology Service Desk capacity. The role is…
Added 7 mins ago
Manager of Customer Success Center
Carousel Industries
Boston, MA
…and leading Customer Success Center Engineers as they provide support for customers. This role serves as the escalation point for Customer Success Center Engineer team…
Added 8 mins ago
Field Service Engineer III, IOMS
ThermoFisher Scientific
Newington, NH
…critical scientific research and innovation. As a Field Service Engineer III, you will provide expert installation, maintenance, and repair services for sophisticated analytical and…
Added 8 mins ago
Lead Information Security Engineer - Red Team
Lumen
Concord, NH
Red Team - Lead Information Security Engineer
Added 8 mins ago
EG
Automated Test Engineer
Eliassen Group
Concord, NH
- $40 to $50 USD / hour
Our client seeks an Automated Test Engineer to support Hivemind by monitoring and maintaining large volumes of automated tests, troubleshooting failures, and driving bug resolution across…
Added 10 mins ago
AD
Senior Engineer, Systems Integration Eng
Analog Devices, Inc.
Wilmington, MA
- $123,065 to $165,615 USD / year
Job Title: Senior Engineer, Systems Integration Engineering
Added 17 mins ago
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Senior Software Engineer, Machine Learning (Audio)
Syntiant
Redwood City, CA
- $160,000 to $190,000 USD / year
This position is open to remote-based work, with preference given to candidates located in the following metro areas: Austin, Dallas-Fort Worth, Phoenix, Denver, and Seattle.**
Added 17 mins ago
Site Reliability Engineer
Symmetrio
Remote, United States
Candidates must reside in the Pacific Time Zone
Added 17 mins ago
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Integration Engineer - Healthcare
Symmetrio
Remote, United States
- $140,000 to $160,000 USD / year
Symmetrio is recruiting an Integration Engineer for our customer, a growing healthcare technology organization focused on solutions that support radiation oncology and clinical care teams.
Added 17 mins ago
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Field Service Engineer II - Dallas, TX
Symmetrio
Remote, United States
- $80,000 to $105,000 USD / year
The Field Service Engineer II will perform on-site and in-house service, repair, maintenance, installation, and technical support for complex medical equipment and related systems. This…
Added 17 mins ago
Field Service Engineer II - Hartford, CT
Symmetrio
Remote, United States
The Field Service Engineer II will perform on-site and in-house service, repair, maintenance, installation, and technical support for complex medical equipment and related systems. This…
Added 17 mins ago
Field Service Engineer II - Milwaukee, Wisconsin
Symmetrio
Remote, United States
The Field Service Engineer II will perform on-site and in-house service, repair, installation, and technical support for complex medical equipment and related systems. This individual will…
Added 17 mins ago
S
Field Service Engineer II - New York
Symmetrio
Remote, United States
- $100,000 to $150,000 USD / year
The Field Service Engineer II will perform on-site service, repair, maintenance, installation, and technical support for complex medical equipment and related systems. This individual will…
Added 17 mins ago
S
Field Service Engineer II - Atlanta, Georgia
Symmetrio
Remote, United States
- $85,000 to $115,000 USD / year
The Field Service Engineer II will perform on-site and in-house service, repair, installation, and technical support for complex medical equipment and related systems. This individual will…
Added 17 mins ago
S
Field Service Engineer II - Chicago, Illinois
Symmetrio
Remote, United States
- $110,000 to $120,000 USD / year
The Field Service Engineer II will perform on-site and in-house service, repair, installation, and technical support for complex medical equipment and related systems. This individual will…
Added 17 mins ago
S
Field Service Engineer II - Cedar Rapids, Iowa
Symmetrio
Cedar Rapids, IA
- $110,000 to $120,000 USD / year
The Field Service Engineer II will perform on-site and in-house service, repair, maintenance, installation, and technical support for complex medical equipment and related systems. This…
Added 17 mins ago
Senior Juniper SRX Firewall Engineer
Symmetrio
Remote, United States
Symmetrio is recruiting a Senior Firewall Engineer to join the network security team of one of our large government customers. The Senior Firewall Engineer will support a primarily Juniper…
Added 18 mins ago
Lead Software Engineer - ERP Financial Systems (Remote)
CareFirst
Columbia, MD
CareFirst is seeking a Lead Software Engineer for ERP Financial Systems to provide technical leadership for the applications, integrations, and data that enable enterprise accounting and…
Added 18 mins ago
Senior Software Engineer - ERP Financial Systems (Remote)
CareFirst
Baltimore, MD
CareFirst is seeking a Senior Software Engineer for ERP Financial Systems to own, enhance, integrate, and support the applications that enable core accounting and financial operations. The…
Added 18 mins ago
Construction Sales Engineer - Low/Medium Voltage Switchgear
Siemens
Arlington, MD · Baltimore, MD
Siemens a global powerhouse in electrical and electronic engineering is looking for a seasoned sales engineer with experience in selling Low/Medium Voltage power distribution products in…
Added 18 mins ago
Software Engineer - AI Focus (Center for Technology in Education) - #Staff
Johns Hopkins University
Baltimore, MD
Responsible for the creation, implementation, maintenance, performance, production support and documentation of various departmental and enterprise-wide application systems. This includes…

Mazzetti, INC.

Mechanical Designer/Engineer

United States

$76,000 - $139,000 per year

Apply on recruiting.paylocity.com About employer

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Job details

Pay: $76,000 - $139,000 per year
Experience: 4–8 years of mechanical engineering or mechanical design experience within the AEC consulting industry.
Posting language: English
Posted: Nov 4, 2026

Original job description

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Job Type

Full-time

Description

Who We Are Mazzetti is a global engineering design and consulting firm with a rich history of delivering forward-thinking solutions primarily for Healthcare and Science and Technology facilities and infrastructure. As an employee-owned benefit corporation, we are committed to bending the climate curve™. Though our story began with a small team of MEP engineers, 60 years later, we’ve grown to 200+ people in 12 locations across the U.S., India, and Africa. We are proud to partner with clients, addressing a spectrum of needs, mindful of their environmental footprint, resiliency, and economic and functional interests.

Our Vision: Creating healthier, enduring environments Our Mission: Bending the climate curve™ Our Core Values: Earn Trust, Team First, Inspire

We proudly hold the JUST Label, an affirmation of our values-driven culture and commitment to environmental and social impact.

Job Summary Mazzetti is seeking a Mechanical Designer/Engineer based in the greater St. Louis area to join our engineering practice and contribute fully to the analysis, design, and documentation of mechanical/HVAC systems for healthcare and other mission critical projects. Engineers in this role take ownership of system design on small to mid-size projects, working collaboratively with senior engineers, architects, and multidisciplinary teams, with the opportunity to grow into more complex projects and client and project management responsibilities over time.

You will be part of Mazzetti’s Mechanical, Electrical, and Plumbing (MEP) Consulting Engineering Practice- a multidisciplinary team dedicated to designing high-performance, resilient, and sustainable solutions for the built environment. With a strong emphasis on healthcare and infrastructure projects, our practice blends technical rigor with a collaborative, client-centered approach to deliver exceptional, future-ready outcomes.

Core Responsibilities Mechanical Design & Engineering

Design HVAC and mechanical building systems for commercial, institutional, healthcare, and other complex facilities.
Perform engineering analyses, calculations, equipment selections, and system studies.
Prepare construction documents, including plans, specifications, schedules, and technical documentation.
Coordinate mechanical systems with architectural, structural, electrical, plumbing, and specialty disciplines.
Review engineering drawings and specifications for quality, constructability, code compliance, and technical accuracy.
Apply applicable building codes, industry standards, and Mazzetti quality expectations throughout project delivery.

Project Delivery

Collaborate with project managers, architects, engineers, contractors, vendors, and clients throughout all phases of project delivery.
Participate in project planning, multidisciplinary coordination meetings, and design reviews.
Support construction administration by responding to RFIs, reviewing submittals, participating in site visits, and resolving technical issues during construction.
Contribute to successful project delivery by supporting schedule, quality, and client expectations.

Team Collaboration

Work closely with multidisciplinary engineering teams across Mazzetti offices.
Share technical knowledge and collaborate with engineers and designers throughout the organization.
Participate in quality control reviews and continuous improvement initiatives.
Mentor junior staff as experience allows.

Work Location: This is a hybrid position based in the St. Louis, Missouri area. We ask that you work from our St. Louis office approximately two days per week, with flexibility in scheduling, along with client and project site visits as needed.

Travel Requirements: Approximately 10–15% travel, primarily within the St. Louis, Missouri area based on project assignments.

Requirements

Education & Experience

Bachelor’s degree in Mechanical Engineering or a related engineering discipline, or equivalent mechanical design experience.
4–8 years of mechanical engineering or mechanical design experience within the AEC consulting industry.
Demonstrated experience designing HVAC and mechanical building systems, including load calculations, equipment selections, and duct and piping design.
Experience coordinating with multidisciplinary engineering teams.
Experience preparing construction documents and supporting projects through construction.
Plumbing or fire protection design experience is beneficial but not required

Technical Expertise

Strong knowledge of HVAC and mechanical building systems.
Thorough understanding of applicable building codes and industry standards.
Proficiency with Revit, AutoCAD, Bluebeam, and mechanical load calculation software.
Experience preparing engineering calculations, equipment selections, specifications, and construction documentation.
Familiarity with sustainable, resilient, and high-performance building design principles.
Strong written, verbal, and presentation skills.

Licenses & Certifications

Engineer-in-Training (EIT) certification or Professional Engineer (PE) license preferred.

What We Offer At Mazzetti, we believe in supporting our employees with competitive compensation and a dynamic benefits package.

Compensation: The typical salary range for a Mechanical Designer / Engineer in the St. Louis, MO area is $76,000 - $139,000. We are committed to equitable pay and will evaluate final compensation based on relevant experience and skills in alignment with internal equity and market data.

Comprehensive Benefits:

Medical, dental, vision, flexible spending accounts (FSA), health savings account (HSA), company paid short-term disability (STD), long-term disability (LTD), and life insurance.
Participation in our company-funded Employee Stock Ownership Plan (ESOP).
Performance based bonuses.
401(k) with employer matching.

Work-Life Balance:

Generous PTO and 9 paid holidays.
Flexible work options: fully remote, hybrid, or in-office options, with flexible hours (depending on the role)
Wellness program with live and on-demand fitness classes, mental health resources, wellness challenges, and incentives for healthy habits

Family Support: Paid parental leave and EAP Services.

Professional Development:

Funding for memberships, licenses, certifications, and tuition reimbursement.
Mentorship opportunities to help you grow in your career.

Home Office Support:

Reimbursement for cellphone and internet costs for qualifying employees.
Home office package and additional reimbursement opportunities for work-related expenses.

Community Engagement:

Paid volunteer time-off annually.
Employee engagement programs and Employee Resource Groups (ERGs).
Gain hands-on experience furthering Mazzetti’s mission of making environments better through the Sextant Foundation. Learn more here.

Mazzetti is an Equal Opportunity Employer. We embrace diversity and value individuals from all backgrounds and do not discriminate based on race, color, religion, gender identity or expression, sexual orientation, national origin, genetics, disability status, age, or any other characteristic protected by federal, state or local law. We are committed to and promote an inclusive environment where everyone is respected and empowered to contribute. If you require accommodations at any stage of the hiring process, please let us know. Join us in shaping a brighter future through engineering and innovation.

Salary Description

$76,000 - $139,000 per year

Apply on recruiting.paylocity.com About employer

More about this job

Skills

Documentation
Building systems monitoring technology
Project management
Plumbing
HVAC
Mechanical systems
Regulatory compliance
Building codes
Collaborate with engineers
Quality control
Process improvement
Mechanical engineering
Autodesk Revit
Autodesk AutoCAD
Bluebeam
Design buildings
Presentation skills
EIT
P.Eng.

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Work requirements

Jobs in the United States