JobsMechanical EngineerSeattleMid-Level Mechanical Engineer

Haag, a Salas O'Brien Company

Posted 4 days ago · Jobs at Haag, a Salas O'Brien Company

Mid-Level Mechanical Engineer

Haag, a Salas O'Brien Company · Bozeman, Montana, United States · also Seattle, Washington, United States

Full-timeHybrid5-10 yrs$95k–$115kListed as no visa sponsorshipCivil Engineering
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In short

The Mechanical Engineer will design HVAC systems for complex facilities, including data centers and industrial projects, while providing technical leadership for construction documents. They will also collaborate with multidisciplinary teams, conduct site surveys, and oversee junior engineers to ensure project quality and compliance.

What they're looking for

MUST-HAVE SKILLS

Bachelor's degree in Mechanical Engineering5+ years HVAC system designDatacenter or high-tech facility experienceAutoCADRevitLoad and energy calculationsConstruction documents and specifications

ALSO MENTIONED

Professional Engineer licenseBMS controlsCode compliance research

Candidates must hold a Bachelor's degree in Mechanical Engineering and possess at least 5 years of experience in HVAC design for high-tech or industrial facilities. A Professional Engineer (PE) license is preferred, and proficiency in AutoCAD and Revit is required.

About the employer

Haag, a Salas O'Brien Company

Forensic Engineers & Consultants Since 1924.

Haag is an employee-owned forensic engineering & technical consulting firm, since 1924. In June 2024, Haag joined Salas O'Brien, an employee-owned engineering and technical services firm focused on advancing the built environment.

Read more

*FORENSIC ENGINEERING- Haag provides failure analysis, extent of damage, and repair options for civil/structural, mechanical, electrical, metallurgical, construction defect, product liability/failure, and transportation cases. *FORENSIC METEOROLOGY- Haag's expert meteorologists conduct detailed meteorological analyses of severe weather events, assess weather effects on building performance, and provide expert witness testimony. *FORENSIC ARCHITECTURE- Haag’s forensic architects evaluate construction defects, standard of care, premises liability, building envelope/moisture intrusion, ADA/code compliance, and provide expert witness and litigation support. *TESTING- Haag's IAS Accredited lab offers material & product testing, roofing desaturation, ice- and steel-ball impact testing, pressure chamber, wind simulator testing and customizable testing. *CONSTRUCTION CONSULTING- services include restoration and reconstruction consulting, detailed estimates, replacement cost (ITV) assessments, demand appraisals, clerk of works, and construction or property claim litigation support, including delay and quantum claims, and construction defect litigation. *FIRE O&C- provides fire O&C investigation services, specializing in commercial and complex losses. *EDUCATION- premier training programs including the Haag Certified Inspector & Haag Certified Reviewer, plus online and classroom seminars, and reference books & tools including Shingle Gauges® and Haag Panel & Membrane Gauge®. *GIS, BIM, & 3D TECHNOLOGIES- technical support, resources & analysis to forensic, litigation, oil & gas clients

INDUSTRY
Civil Engineering
COMPANY
Privately Held
FOUNDED
1924
HEADQUARTERS
Flower Mound, Texas
SIZE
51-200on LinkedIn
OFFICES
29 on LinkedIn
OPEN HERE
5 roles

KNOWN FOR

Forensic EngineeringConstruction ConsultingRoof Damage EvaluationsExpert EducationStructural EngineeringResearch and Testing

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Questions about this role

Is this Haag, a Salas O'Brien Company role remote?
Tagged hybrid.
What does it pay?
The posting lists $95,000–$115,000 a year.
Does it sponsor visas?
Listed as no visa sponsorship.
What experience does it ask for?
Listed as 5-10 years.

The posting, in full

At Salas O’Brien we tell our clients that we’re engineered for impact. This passion for making a difference applies just as much to our team as it does to our projects. That’s why we’re committed to living our values every day: inspiring, achieving, and connecting as shared owners of our success with a focus on a sustainable future.

▶ READ THE FULL POSTING

Mid-Level Mechanical Engineer

At Salas O’Brien we tell our clients that we’re engineered for impact. This passion for making a difference applies just as much to our team as it does to our projects. That’s why we’re committed to living our values every day: inspiring, achieving, and connecting as shared owners of our success with a focus on a sustainable future.

Building for the long-term means that all of our team members can expect to work on amazing projects with a people-first approach to problem solving. It also means that each member of our team has truly limitless potential to build a unique, meaningful, and high-impact career—and they’ll receive great total rewards along the way.

About Us

Founded in 1975, Salas O’Brien is an employee-owned engineering and professional services firm focused on achieving impact for our clients, our team, and the world. We know that tomorrow’s requirements are today’s opportunities, and we are here to design lasting solutions for pressing challenges.

We work across a variety of industries providing integrated engineering and consulting services. Our specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more.

Our technical expertise is paired with an exceptional team of business development, human resources, finance and accounting, information technology, and marketing professionals, all of whom play a key role in bringing our commitments to life every day.

Job Summary

Our Seattle, WA/ office is seeking an exceptional mid-Level Mechanical Engineer to join us as we continue with our strong growth. In this exciting role, you will focus on the design of mechanical systems for new facilities, additions, and renovation projects, including HVAC systems (equipment specification, airside distribution, mechanical piping design, etc.), BMS controls, fuel storage, and plumbing. This will require providing technical leadership for the creation of construction drawings and specifications, existing system studies, and master planning efforts. The project clientele includes Data Centers, Telecom, Federal/DoD, and other highly sophisticated facilities.

In this role, you will

  • Work with other Mechanical Engineers, designers, and BIM Specialists for complex design and construction documents.
  • Collaborate with teammates from other design disciplines to deliver a well-coordinated project.
  • Work independently on smaller projects with limited direction.
  • Develop marketing, project management, proposal-writing, and project management skills.
  • Visit project sites (local and across the U.S.) to gather information on existing conditions and review new work.
  • Conduct existing building surveys and documentation of existing HVAC systems
  • Develop system design calculations and selection of equipment for use in buildings
  • Perform Load/Energy calculations with a variety of software as dictated by Client standards.
  • Write/edit project specifications
  • Prepare detailed design documents, reports, and studies
  • Code compliance research
  • Provide construction administration services
  • Perform QA/QC of design work
  • Oversee and provide guidance to junior engineers
  • Take ownership and accountability of work.

Skills

  • Ability to work on multiple projects in a fast-paced environment.
  • Demonstrated ability to work independently and take initiative to drive projects forward. Ability to work collaboratively in a team setting.
  • Desire to learn and grow.
  • Excellent organizational skills and attention to detail
  • Excellent written and verbal communication skills
  • Leadership ability and entrepreneurial spirit
  • Proficiency in Auto CAD, Revit, and MS Office
  • Ability to travel

Qualifications

  • Bachelor’s degree in Mechanical Engineering or related field
  • Professional Engineer (PE) license preferred, but EIT acceptable
  • 5+ years of experience designing HVAC systems for datacenters, telecom, or other high-tech / industrial facilities

Location: Seattle WA or Bozeman MT (Hybrid)

Travel: Up to 20%

Compensation & Benefits

The expected base salary range for this role is $95k to $115k USD per year. Actual compensation will be determined based on a number of factors including skills, experience, qualifications, and location.

This role is also eligible for performance-based bonuses, equity participation, and a comprehensive U.S.-based benefits package, including:

  • Medical, dental, and vision insurance
  • 401(k) with company match
  • Paid time off and company holidays
  • Wellness programs and employee assistance resources
  • Professional development support

Equal Opportunity Employment Statement

Salas O’Brien provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state/provincial, or local laws. Salas O’Brien will accommodate the disability-related needs of applicants as required by law.

Third-Party Agency Notice

Salas O’Brien does not accept unsolicited resumes from external recruiters or agencies. We only work with approved partners engaged directly by our Talent Acquisition team for specific searches. Unsolicited submissions will not be eligible for placement fees.

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This listing comes from Haag, a Salas O'Brien Company's own careers site. Apply links go to the employer. Company facts are from Haag, a Salas O'Brien Company's public profile. Last checked 9 Nov 2026.