Skip to main content
Jacobs logo

Building Mechanical Engineer

Jacobs

Tulsa, OKJobSeen 6 days agoSeen in employer's feed 6 days ago

See where you stand before you apply. No sign-up to start.

You apply on the posting's application page, with no Olive account needed.

Watch jobs like this.

Don't just apply. Show up ready.

Olive works from this exact posting.

At a glance

Compensation
No compensation found
Location
Tulsa, OK
Work Authorization
Not specified

Olive focuses on jobs in the United States, including remote roles you can work from there.

Requirements

Credentials this posting asks for.

Professional Engineer License Or Within One Year, requiredBachelor's degree, required

Job overview

Jacobs seeks a Building Mechanical Engineer for infrastructure projects, primarily serving water and wastewater clients. The engineer will design HVAC, plumbing, fire protection, and related building systems for treatment, administrative, laboratory, and maintenance facilities, with occasional work on federal, industrial, and institutional projects. The role also includes project coordination, client communication, construction-phase support, and mentoring junior engineers.

Skills & qualifications

RequiredNice to have

Skills

HVAC Design, nice to haveHVAC Controls, nice to haveSCADA Integration, nice to haveBuilding Management Systems, nice to havePlumbing Design, nice to haveFire Protection Design, nice to haveHVAC Load Calculations, nice to haveDuct and Pipe Sizing, nice to haveLifecycle Cost Analysis, nice to haveEnergy Analysis, nice to haveRESCHECK, nice to haveCOMCHECK, nice to haveTechnical Drawings, nice to haveField Evaluation, nice to haveProject Coordination, nice to haveClient Communication, nice to haveData Analysis, requiredTechnical Problem-Solving, requiredOrganization, requiredMultitasking, requiredMicrosoft Office, required

Qualifications

Bachelor's in Mechanical Engineering or Related, requiredProfessional Engineer License or Within One Year, required5+ Years Building Mechanical Engineering Experience, required

Full job description

We are looking for a driven Building Mechanical engineer to join our team for some of the most exciting infrastructure projects in the West Central region. You will join a core group of mechanical engineers and designers to deliver innovative solutions to challenging technical problems that our water and wastewater clients face by planning, designing and focusing on HVAC, plumbing, and fire sprinkler systems. These projects typically feature process treatment buildings, administration/operations buildings, laboratories and maintenance buildings, and occasional assignments for other business units, including federal, industrial, and institutional projects.

You will design building mechanical systems in areas of potable and non-potable water distribution, building and roof drainage systems, HVAC systems, fire protection and odor control assets; central hydronic plant design (boilers, chillers, cooling towers); and designing central utilities and process exhaust systems for manufacturing, lab, and office spaces. You will be part of our Infrastructure Design Department to provide the following services:

  • Design complete HVAC systems, including package type and central plants, using building codes and standards including ASHRAE, NFPA, SMACNA, IBC, IECC, etc.

  • Design HVAC control systems with integration to SCADA and building management systems.

  • Design plumbing systems, including utility and potable distribution systems, drainage systems, and miscellaneous systems such as compressed air and natural gas.

  • Design fire protection systems using a performance system approach.

  • Perform calculations for HVAC loads, duct and pipe sizing, lifecycle costs, and energy analyses, including energy compliance using RESCHECK and COMCHECK software.

  • Prepare calculations for plumbing systems, including water and drainage flows, water heater sizing and pump sizing and selection.

  • Prepare detailed design drawings and specifications, basis of design reports and technical memoranda, including equipment selection and vendor coordination.

  • Conduct field evaluations and develop as-built drawings.

  • Manage and coordinate work with architects, engineers and technicians, including mentoring junior engineers.

  • Lead meetings and communicate with clients, vendors, and other project stakeholders to establish project needs and discuss design issues.

  • Manage quality and schedule of work and interface with clients and contractors.

  • Manage project budgets, including estimating efforts to complete deliverables.

  • Support field staff during construction phase of projects, including performing site work, responding to submittal reviews and requests for information.

#LI-KS6

  • Bachelor’s degree in mechanical engineering, or related engineering discipline.

  • Professional Engineer (PE) license, or ability to obtain within a year.

  • A minimum of 5 years of progressive building mechanical engineering and project delivery experience.

  • Motivation, strong data analysis skills, technical problem-solving ability, organizational skills, and the ability to effectively multitask in a fast-paced environment.

  • Proficient skills with MS Office Suite (Word, Excel, PowerPoint).

Jacobs is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, religion, creed, color, national origin, ancestry, sex (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, medical condition, marital or domestic partner status, sexual orientation, gender, gender identity, gender expression and transgender status, mental disability or physical disability, genetic information, military or veteran status, citizenship, low-income status or any other status or characteristic protected by applicable law. Learn more about your rights under Federal EEO laws and supplemental language.

How this job compares

Set against the 7,181 open Mechanical Engineer jobs on Olive Jobs, counted November 13, 2026.

Pay
  • This postingNot listed
  • Oklahoma median$92–157K/yr20 salary ranges
  • US median$45–58/hr377 hourly ranges
Openings
Olive Jobs lists 61 open Mechanical Engineer jobs in Oklahoma and 7,181 across the US. 3% of them nationwide are listed as remote or flexible.
Hiring the most in Oklahoma
Experience
This posting asks for at least 5 years of experience; Mechanical Engineer postings that state a minimum ask for 5 years at the median (6,068 postings).
Education
This posting asks for a bachelor's degree; 4,949 of the 7,181 open Mechanical Engineer jobs (69%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on November 13, 2026. Figures based on too few postings are left out.

Prepare for this role

You've read the whole posting — now see how you match it.