Founded in 1975, Salas O'Brien is 5,000 person employee-owned engineering and professional services firm focused on achieving impact for our clients, our team, and the world. We know that tomorrow ...

70 Salas Obrien Software Jobs Hiring Near You
Founded in 1975, Salas O'Brien is 5,000 person employee-owned engineering and professional services firm focused on achieving impact for our clients, our team, and the world. We know that tomorrow ...
At I.C. Thomasson Associates, Inc, A Salas O'Brien Company we tell our clients that we're ... Operates engineering software to solve specific problems, and inputs the data required by the ...
At I.C. Thomasson Associates, Inc, A Salas O'Brien Company we tell our clients that we're ... Operates engineering software to solve specific problems, and inputs the data required by the ...
Mechanical Engineer
Nashville, TN · On-site
Salas O'Brien is seeking a talented Mechanical Engineer or Architectural Engineer with a mechanical ... Perform Load/Energy calculations with software such as Trane 3D Plus and IES. * Develop reports ...
Mechanical Engineer
Nashville, TN · On-site
Salas O'Brien is seeking a talented Mechanical Engineer or Architectural Engineer with a mechanical ... Perform Load/Energy calculations with software such as Trane 3D Plus and IES. * Develop reports ...
Automation Engineer III
Chesterfield, MO · On-site
Due to continued growth, Salas O'Brien, a leader in industrial automation engineering and equipment ... PLC programming software (RS Logix, Studio 5000), and Siemens SIMATIC STEP 7. • Ability to ...
Automation Engineer III
Chesterfield, MO · On-site
Due to continued growth, Salas O'Brien, a leader in industrial automation engineering and equipment ... PLC programming software (RS Logix, Studio 5000), and Siemens SIMATIC STEP 7. • Ability to ...
Entry Level Energy Engineer
Manhattan, NY · On-site
$70K - $85K/yr
Energy Engineer At Salas O'Brien we tell our clients that we're engineered for impact. This passion ... Conduct energy modeling using eQuest and IESVE software. * Perform site visits and data collection ...
Entry Level Energy Engineer
Manhattan, NY · On-site
$70K - $85K/yr
Energy Engineer At Salas O'Brien we tell our clients that we're engineered for impact. This passion ... Conduct energy modeling using eQuest and IESVE software. * Perform site visits and data collection ...
Electrical Designer
Vista, CA · Hybrid
$35 - $50/hr
Knowledge with Helioscope or similar Photovoltaic energy modeling software. * Strong Revit skills ... Salas O'Brien health and welfare benefits are designed to invest in you, and in the things you care ...
Electrical Designer
Vista, CA · Hybrid
$35 - $50/hr
Knowledge with Helioscope or similar Photovoltaic energy modeling software. * Strong Revit skills ... Salas O'Brien health and welfare benefits are designed to invest in you, and in the things you care ...
Automation Engineer II
Chesterfield, MO · On-site
Due to continued growth, Salas O'Brien, a leader in industrial automation engineering and equipment ... PLC programming software (RS Logix, Studio 5000), and Siemens SIMATIC STEP 7. • Ability to ...
Automation Engineer II
Chesterfield, MO · On-site
Due to continued growth, Salas O'Brien, a leader in industrial automation engineering and equipment ... PLC programming software (RS Logix, Studio 5000), and Siemens SIMATIC STEP 7. • Ability to ...
Project Coordinator At Salas O'Brien, we tell our clients that we're engineered for impact. This ... Proficiently operates computer systems and related software programs. * Produces letters, memos ...
Project Coordinator At Salas O'Brien, we tell our clients that we're engineered for impact. This ... Proficiently operates computer systems and related software programs. * Produces letters, memos ...
Graduate Electrical Engineer At Salas O'Brien, we tell our clients that we're engineered for impact ... Operates engineering software to solve specific problems, and inputs the data required by the ...
Graduate Electrical Engineer At Salas O'Brien, we tell our clients that we're engineered for impact ... Operates engineering software to solve specific problems, and inputs the data required by the ...
CAD/Revit Technician
Irving, TX · On-site
CAD/Revit Technician At Salas O'Brien we tell our clients that we're engineered for impact. This ... High level of proficiency in REVIT design software with some CAD knowledge * High Level of ...
CAD/Revit Technician
Irving, TX · On-site
CAD/Revit Technician At Salas O'Brien we tell our clients that we're engineered for impact. This ... High level of proficiency in REVIT design software with some CAD knowledge * High Level of ...
Senior Electrical Engineer
Mount Pleasant, SC · On-site
$102K - $133K/yr
Thomasson Associates, Inc, A Salas O'Brien Company we tell our clients that we're engineered for ... Experience with SKM/ETAP or other Electrical system modelling software. * Balance of Plant process ...
Senior Electrical Engineer
Mount Pleasant, SC · On-site
$102K - $133K/yr
Thomasson Associates, Inc, A Salas O'Brien Company we tell our clients that we're engineered for ... Experience with SKM/ETAP or other Electrical system modelling software. * Balance of Plant process ...
Director of Electrical Engineering
Roanoke, VA · On-site
$100K - $145K/yr
Director of Electrical Engineering At Salas O'Brien, we tell our clients that we're engineered for ... software. General Duties: * Lead, supervise, provide guidance and training to a team of engineers
Director of Electrical Engineering
Roanoke, VA · On-site
$100K - $145K/yr
Director of Electrical Engineering At Salas O'Brien, we tell our clients that we're engineered for ... software. General Duties: * Lead, supervise, provide guidance and training to a team of engineers
Senior Engineer- Mechanical
Rochester, NY · On-site
$95K - $135K/yr
M/E Engineering is now a Salas O'Brien company. Senior Mechanical Engineer (Hybrid) The Senior ... Proficiency with relevant engineering software, codes, and industry standards Location : Rochester ...
Senior Engineer- Mechanical
Rochester, NY · On-site
$95K - $135K/yr
M/E Engineering is now a Salas O'Brien company. Senior Mechanical Engineer (Hybrid) The Senior ... Proficiency with relevant engineering software, codes, and industry standards Location : Rochester ...
Electrical Engineer
Laconia, NH · On-site
$85K - $110K/yr
Electrical Engineer At RFS Engineering, a Salas O'Brien Company, 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 ...
Electrical Engineer
Laconia, NH · On-site
$85K - $110K/yr
Electrical Engineer At RFS Engineering, a Salas O'Brien Company, 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 ...
Senior Engineer- Mechanical
Buffalo, NY · Hybrid
$95K - $135K/yr
M/E Engineering is now a Salas O'Brien company. Senior Mechanical Engineer (Hybrid) The Senior ... Proficiency with relevant engineering software, codes, and industry standards Location : Rochester ...
Senior Engineer- Mechanical
Buffalo, NY · Hybrid
$95K - $135K/yr
M/E Engineering is now a Salas O'Brien company. Senior Mechanical Engineer (Hybrid) The Senior ... Proficiency with relevant engineering software, codes, and industry standards Location : Rochester ...
Senior Electrical Engineer (Industrial)
Nashville, TN · On-site
$103K - $135K/yr
Thomasson Associates, Inc, A Salas O'Brien Company we tell our clients that we're engineered for ... Experience with SKM/ETAP or other Electrical system modelling software. * Balance of Plant process ...
Senior Electrical Engineer (Industrial)
Nashville, TN · On-site
$103K - $135K/yr
Thomasson Associates, Inc, A Salas O'Brien Company we tell our clients that we're engineered for ... Experience with SKM/ETAP or other Electrical system modelling software. * Balance of Plant process ...
Senior Electrical Engineer (Industrial)
Knoxville, TN · On-site
$102K - $133K/yr
Thomasson Associates, Inc, A Salas O'Brien Company we tell our clients that we're engineered for ... Experience with SKM/ETAP or other Electrical system modelling software. * Balance of Plant process ...
Senior Electrical Engineer (Industrial)
Knoxville, TN · On-site
$102K - $133K/yr
Thomasson Associates, Inc, A Salas O'Brien Company we tell our clients that we're engineered for ... Experience with SKM/ETAP or other Electrical system modelling software. * Balance of Plant process ...
Senior Electrical Engineer (Industrial)
Nashville, TN · On-site
$103K - $135K/yr
Thomasson Associates, Inc, A Salas O'Brien Company we tell our clients that we're engineered for ... Experience with SKM/ETAP or other Electrical system modelling software. * Balance of Plant process ...
Senior Electrical Engineer (Industrial)
Nashville, TN · On-site
$103K - $135K/yr
Thomasson Associates, Inc, A Salas O'Brien Company we tell our clients that we're engineered for ... Experience with SKM/ETAP or other Electrical system modelling software. * Balance of Plant process ...
Senior Electrical Engineer
$102K - $133K/yr
Thomasson Associates, Inc, A Salas O'Brien Company we tell our clients that we're engineered for ... Experience with SKM/ETAP or other Electrical system modelling software. * Balance of Plant process ...
Senior Electrical Engineer
$102K - $133K/yr
Thomasson Associates, Inc, A Salas O'Brien Company we tell our clients that we're engineered for ... Experience with SKM/ETAP or other Electrical system modelling software. * Balance of Plant process ...
Plumbing Designer
Vista, CA · On-site
$45 - $50/hr
Plumbing Designer At Salas O'Brien we tell our clients that we're engineered for impact. This ... Proficiency in AutoCAD, Revit and Microsoft Office software * Bachelor's Degree in Mechanical ...
Plumbing Designer
Vista, CA · On-site
$45 - $50/hr
Plumbing Designer At Salas O'Brien we tell our clients that we're engineered for impact. This ... Proficiency in AutoCAD, Revit and Microsoft Office software * Bachelor's Degree in Mechanical ...
Salas O’Brien Jobs Information
Do workers at Salas O'Brien get paid breaks?
70% of people say they get paid breaks.
Based on data from 10 people who took the Breakroom Quiz between January 2025 and July 2026.
Does Salas O'Brien pay people when they’re sick?
50% of people say they wouldn’t get paid if they were sick but scheduled to work.
Based on data from 12 people who took the Breakroom Quiz between January 2025 and July 2026.
At Salas O'Brien, are sick days and vacation days separate paid time off?
100% of people say they have to use vacation days when they’re out sick.
Based on data from 8 people who took the Breakroom Quiz between July 2025 and July 2026.
Is the health insurance from Salas O'Brien affordable enough for their workers?
78% of people say the health insurance costs are okay
Based on data from 9 people who took the Breakroom Quiz between July 2025 and July 2026.
Do people get paid time off at Salas O'Brien?
90% of people say they get paid time off.
Based on data from 10 people who took the Breakroom Quiz between July 2025 and July 2026.
Do workers at Salas O'Brien worry about hours?
71% of people report they don’t worry about getting enough hours.
Based on data from 7 people who took the Breakroom Quiz between January 2025 and February 2026.
How easy is it to get time off at Salas O'Brien?
89% of people report it’s easy to get time off.
Based on data from 9 people who took the Breakroom Quiz between January 2025 and July 2026.
Do Salas O'Brien managers change schedules at the last minute?
86% of people say their manager doesn’t change their shift schedule at the last minute.
Based on data from 7 people who took the Breakroom Quiz between January 2025 and February 2026.
Do jobs at Salas O'Brien spill into time workers aren’t paid for?
43% of people report that their job takes up time that they don’t get paid for.
Based on data from 7 people who took the Breakroom Quiz between January 2025 and February 2026.
How easy is it to take sick days at Salas O'Brien?
82% of people report that it’s easy to take time off if they are sick.
Based on data from 11 people who took the Breakroom Quiz between January 2025 and July 2026.
Is working at Salas O'Brien good if you’re a parent or caregiver?
100% of people who care for a child or other relative report this is a good place to work.
Based on data from 6 people who took the Breakroom Quiz between January 2025 and July 2026.
Do people at Salas O'Brien feel treated with respect by their managers?
82% of people say they’re treated with respect by their managers.
Based on data from 11 people who took the Breakroom Quiz between January 2025 and July 2026.
Do people at Salas O'Brien get to take their breaks without interruption?
92% of people report that they get to take their breaks without interruption.
Based on data from 12 people who took the Breakroom Quiz between January 2025 and July 2026.
Is it stressful to work at Salas O'Brien?
58% of people say they often feel stressed at work.
Based on data from 12 people who took the Breakroom Quiz between January 2025 and July 2026.
Do people at Salas O'Brien enjoy their jobs?
70% of people report they enjoy their job.
Based on data from 10 people who took the Breakroom Quiz between January 2025 and July 2026.
Do people at Salas O'Brien recommend working with their team?
69% of people report that they would recommend working with their immediate team to a friend.
Based on data from 13 people who took the Breakroom Quiz between January 2025 and July 2026.
Do people get enough training when they start at Salas O'Brien?
38% of people report they didn’t get enough training when they started working here.
Based on data from 8 people who took the Breakroom Quiz between January 2025 and July 2026.
Do people get support to advance at Salas O'Brien?
In the last year, 50% of people report not being given support to advance their career here.
Based on data from 10 people who took the Breakroom Quiz between January 2025 and July 2026.
Do people think Salas O'Brien’s headquarters understands what’s happening where they work?
56% of people think that this employer’s headquarters or owners don’t have a good understanding of what’s really happening where they work.
Based on data from 9 people who took the Breakroom Quiz between January 2025 and July 2026.
Do workers feel well informed about how Salas O'Brien is doing?
77% of people feel that they are kept well informed about how the company is doing as a whole.
Based on data from 13 people who took the Breakroom Quiz between January 2025 and July 2026.
What are the most popular job types at Salas Obrien?
What are the most popular jobs at Salas Obrien?
What are the most popular categories at Salas Obrien?

Salas O'Brien rating
8.2
Based on 13 frontline employees who took The Breakroom Quiz
162nd of 449 rated engineering
Job description
MEP Commissioning Agent
About Salas O’Brien/RFS Engineering:
Founded in 1975, Salas O’Brien is 5,000 person 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.
With roots dating to 1957, RFS Engineering (RFS) is a long-standing northeast regional leader providing consulting engineering and commissioning services for the built environment. In late 2025, RFS joined the Salas O’Brien family.
Salas/RFS project types include college/university, healthcare, laboratory, private secondary school, public K-12 school, data center, commercial, industrial, government, and historic preservation -- all with a focus on sustainable design.
The Salas/RFS 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.
Position Summary:
The MEP Commissioning Agent position will be within the RFS (New England) Division of Salas O’Brien. The Commissioning Agent will support the planning, execution, and documentation of mechanical, electrical, and plumbing (MEP) systems commissioning for new construction and renovation projects, and for retro-commissioning of MEP systems in existing buildings. The Commissioning Agent will collaborate with owners, design engineers, contractors, equipment vendors and manufacturers, and facilities staff to verify that MEP systems are installed, started, tested, and documented in accordance with the construction documents.
Position Requirements:
- 10+ years’ field and/or operational experience involving building automation systems (BAS) construction. (Current BAS field technicians looking for a career pivot, while still applying their professional skills, are encouraged to apply.)
- Bachelor’s or associate degree in engineering or related field (preferred but not required).
Physical Requirements:
- Regular field presence on active construction sites.
- Ability to climb ladders, access mechanical rooms, and work around active equipment.
Office Assignment:
- Primary office assignments in Boston, MA, Laconia, NH, or Portland, ME (candidate choice).
Travel:
- Approximately 50% to 75% depending on workflow, primarily day trips to project and client sites.
- Occasional overnight stays to accommodate project requirements.
Compensation and Benefits:
The expected base salary range for this role is 110,000 - $135,000 USD per year. Actual compensation will be determined based on a number of factors including skills, experience, and qualifications.
This role is also eligible for performance-based bonuses 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
For more information, visit our full benefits overview here.
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, colour, 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.
What Salas O'Brien employees say
Pay
Benefits
Hours and flexibility
Workplace
Get the full story on Breakroom
About Salas O’Brien
Sourced by ZipRecruiter
Industry
Specialized design services
Company size
201 - 500 Employees
Headquarters location
Irvine, CA, US
Year founded
1975