Heat Mass Balance Engineer
Charlotte, NC
Experience: 0
Category: Engineering
Contractor Work Model: Onsite
Brand: System One
Shift: On-Site
Job ID: 344688
Date Posted: 01/09/2026
Shortcut: http://jobs.systemone.com/MwrkIN
Job Title: Senior Mechanical Engineer (Heat Mass Balance)
Location: Charlotte, NC
Type: Contract to direct hire
Compensation: $75/hr (+/-) DOE
Contractor Work Model: Onsite
Hours: 40 hours/week
Start Date: ASAP
Duration: Long Term
System One is currently accepting applications for a Senior Mechanical Engineer to perform heat mass balance calculations for power generation projects.
RESPONSIBILITIES
- Serve as a Heat and Mass Balance Lead to develop HMB on Combined Cycle Power Projects
- Provide strong leadership to help develop scope documents during the early phases of project development
- Interface with the Owner to help define scope and develop scopes of work for proposal packages
- Interface with internal resources to Prepare equipment inquiry/RFQ packages.
- Perform equipment technical bid evaluations and prepare recommendations.
- Review equipment vendor documents for compliance to project specifications and industry standards.
- Develop job notes and technical scopes of work.
- Prepare man-hour estimates for proposals.
- Attend Client, Vendor, and Internal Team meetings.
- Present technical information to peers or other personnel for review, to implement operating procedures, and resolve system malfunctions.
- Independently evaluate, select, and apply standard engineering techniques, procedures, and criteria using judgment in making minor adaptations and modifications.
- Provide specific to discipline technical expertise to the degree of preparing and providing training for other personnel; both within the company and for the customer.
- May supervise, coordinate, and review work of a small staff of engineers or technicians on assigned work.
- As a Licensed Professional Engineer, seals and signs all documentation produced by own work. May also seal and sign work done by engineers under direct supervision.
REQUIREMENTS
- Bachelors degree in a mechanical or related engineering discipline
- 15 minimum years of experience in Power, Diversified, Food and Beverage, Pharmaceutical, Oil and Energy, Chemical Industry
- Strong background in the development of HMB for Combined Cycle Projects
- Knowledge of Performance Guarantees including emissions compliance
- Experience in the specification of fixed and rotating equipment including STG, CTG, and HRSG
- Experience Utilizing the Thermoflow suite of Software Tools to develop HMB and TIC estimates
- Strong communication skills and the ability to interact with Clients early in the project cycle
- Licensed Professional Engineer
- Experience in the EPC Power business
PHYSICAL DEMANDS
Employee will be required to communicate in person, via telephone, email, use of arm/hand steadiness, manual dexterity, finger dexterity, multi limb coordination, oral expression, and comprehension. May be required to lift, carry and move objects safely.
WORK ENVIRONMENT
Employee will work in multiple environments including an office, warehouse and in a trailer or building on construction sites. On construction sites, noise levels will be moderate to high. Job sites may contain the following: light to heavy equipment vehicles, small to large equipment, materials, communication equipment and tools, people standing, walking, sitting, signaling, and talking. Noise levels vary and may include bells, whistles, and alarms.
System One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
#M-1
#LI-JC1
#DI-
Ref: #195-Precision Zachry
-
Senior Project Engineer
Cambridge, Massachusetts
Job Title: Senior Project Engineer Location: Cambridge, Massachusetts Type: Direct Hire Compensation: $160000 - $210000 annually Contractor Work Model: Hybrid System One is currently seeking a Senior Project Engineer on a direct hire position located i...
Date Posted: 12/23/2025 Recommended
-
Electrical, Instrumentation & Controls Engineer
New Castle, Delaware
Job Title: Electrical, Instrumentation & Controls Engineer Location: New Castle, Delaware Type: Direct Hire Compensation: $95000 - $125000 annually Contractor Work Model: Onsite Job Summary: The Electrical, Instrumentation & Controls Engineer is respon...
Date Posted: 01/09/2026 Recommended
-
Simulator Engineer
Corvillas, OR
Simulator Engineer – Direct Hire Opportunity Corvallis, OR (Preferred) | Remote Options Considered System One is seeking a skilled Simulator Engineer for a direct hire opportunity supporting a client in the nuclear industry. The ideal candidate will he...
Date Posted: 12/09/2025 Recommended
-
Materials Engineer
Bellevue, WA
Job Title: Materials Engineer Location: Bellevue, WA & Everett, WA Type: Contract Compensation: $52 - $85 hourly Contractor Work Model: Onsite We are seeking a Materials Engineer (level to be determined based upon qualifications – Engineer, Senior Engi...
Date Posted: 12/15/2025 Recommended
-
Fleet Risk Lead Engineer
Lake Mary, FL
Fleet Risk Lead Engineer Lake Mary, FL Type: Direct Hire Contractor Work Model: Onsite SUMMARY The Fleet Risk Senior Engineer supports the development and execution of the Fleet Risk Management Program, which identifies and mitigates emerging risks wit...
Date Posted: 12/19/2025 Recommended
-
Engineer
Tuscaloosa, Alabama
Job Title: Engineer Location: Tuscaloosa, Alabama Type: 22 month Contract Compensation: $36.00 hourly Contractor Work Model: Onsite System One is currently seeking an Engineer on a 22 month contract position located in Tuscaloosa, AL. Engineer Responsi...
Date Posted: 01/02/2026 Recommended
-
Weld Engineer
Bellevue, WA
Job Title: Weld Engineer Location: Bellevue, WA (local candidates only) Type: Contract (yearlong) typically extends on a yearly basis Compensation: $52 - $85 hourly Contractor Work Model: Onsite Paid Holidays | PTO System One is seeking a highly motiva...
Date Posted: 01/05/2026 Recommended
-
Engineer
Eau Claire, Wisconsin
Job Title: Engineer Location: Eau Claire, Wisconsin Type: 12 month Contract Compensation: $58 - $61 hourly Contractor Work Model: Onsite System One is currently seeking an Engineer on a 12 month contract position located in Eau Claire, WI. Engineer Res...
Date Posted: 12/02/2025 Recommended
-
Intern, Continuous Improvement Engineer
York, Pennsylvania
Job Title: Intern, Continuous Improvement Engineer Location: York, Pennsylvania Type: Contract Compensation: $23.40 hourly Contractor Work Model: Onsite Summer 2026: Projected Hire Date: May 2026 Projected End Date: August 2026 General Summary: In this...
Date Posted: 11/20/2025 Recommended
-
Senior Nuclear Electrical Engineer
Stonington, Connecticut
Senior Nuclear Electrical Engineer Charlotte, NC 28273 or Stonington, CT 06378 System One is seeking a Senior Nuclear Electrical Engineer in Charlotte, NC or Stonington, CT to perform a variety of engineering and design activities involving power plant...
Date Posted: 12/30/2025 Recommended
-
Packaged Equipment Engineer II
Lake Mary, FL
Job Title: Packaged Equipment Engineer II Location: Lake Mary, FL SUMMARY This position is responsible for developing mechanical system design packages for gas turbine auxiliary mechanical equipment, working with outside vendors to fabricate the specif...
Date Posted: 12/09/2025 Recommended
-
Senior Nuclear Electrical Engineer
Charlotte, North Carolina
Senior Nuclear Electrical Engineer Charlotte, NC 28273 System One is seeking a Senior Nuclear Electrical Engineer in Charlotte, NC to perform a variety of engineering and design activities involving power plant upgrades and/or new power plant projects....
Date Posted: 12/30/2025 Recommended
-
Commissioning Engineer
El Segundo, CA
Job Title: Commissioning Engineer Location: LA Metro Commissioning Sites Type: Direct Hire Compensation: $100-115k annually Contractor Work Model: Onsite Purpose: The Commissioning Engineer will test and troubleshoot various systems, equipment, and mac...
Date Posted: 10/16/2025 Recommended
-
Procurement Engineer
Oak Ridge, Tennessee
Job Title: Procurement Engineer Location: Oak Ridge, Tennessee Type: Direct Hire Contractor Work Model: Onsite System One is seeking a highly motivated Procurement Engineer to support a nuclear-technology client in Oak Ridge, TN. This role will play a ...
Date Posted: 11/04/2025 Recommended
-
RF Engineer
Morrisville , NC
Job Title: RF Engineer Location: Hybrid (onsite ~3x weekly) – Morrisville, NC Role Type: Full Time, Direct Hire Clearance/Residency Requirement: US Citizenship or Permanent Residency Required A NC-based defense technology company is developing disrupti...
Date Posted: 12/02/2025 Recommended
-
Electrical Engineer (Level 3)
Birmingham, Alabama
Job Title: Electrical Engineer (Level 3) Location: Birmingham, Alabama Type: 3 year Contract Compensation: $55.00 hourly Contractor Work Model: Hybrid Hours: Candidate will work in a hybrid work arrangement reporting in-person/in-office at least 3 days...
Date Posted: 01/07/2026 Recommended
-
Electrical Engineer (Level 2)
Birmingham, Alabama
Job Title: Electrical Engineer (Level 2) Location: Birmingham, Alabama Type: 3 year Contract Compensation: $50.00 hourly Contractor Work Model: Hybrid Hours: Candidate will work in a hybrid work arrangement reporting in-person/in-office at least 3 days...
Date Posted: 01/07/2026 Recommended
-
Mechanical Engineer
Lake Mary, FL
Mechanical Engineer Lake Mary FL 32746 System One is seeking a Mechanical Engineer in Lake Mary, FL to create and review installation procedures for power generation equipment, going from foundation to installation of equipment. This is a great opportu...
Date Posted: 11/20/2025 Recommended
-
Electrical Engineer (Level 1)
Birmingham, Alabama
Job Title: Electrical Engineer (Level 1) Location: Birmingham, Alabama Type: 3 year Contract Compensation: $45.00 hourly Contractor Work Model: Hybrid Hours: Candidate will work in a hybrid work arrangement reporting in-person/in-office at least 3 days...
Date Posted: 01/07/2026 Recommended
-
Network Engineer
Fair Lakes, Virginia
Job Title: Network Engineer Location: Fair Lakes, Virginia Type: Contract, temp to perm Salary dependent on experience, education and certifications Contractor Work Model: Hybrid, 2 days onsite Network Engineer is responsible for operating, maintaining...
Date Posted: 01/07/2026 Recommended
-
Fluid Systems Design Engineer
Bellevue, WA
Job Title: Fluid Systems Design Engineer Type: Contract (12 months) Compensation: $52 - $85 hourly Contractor Work Model: Remote System One is seeking a highly capable and motivated System Design Engineer – Fluid Systems to support advanced nuclear and...
Date Posted: 01/09/2026 Recommended
-
IT/Communications & Controls/System Engineer
Newark, New Jersey
Job Title: IT/Communications & Controls System Engineer Location: Newark, New Jersey Type: Contract Compensation: $52.88 hourly Contractor Work Model: Onsite IT/Communication & Controls System Engineer Responsibilities: Maintain systems of electrical a...
Date Posted: 12/08/2025 Recommended
-
Resident Engineer - Nuclear
Loveland, Colorado
Resident Engineer Location: Onsite in Loveland, CO Pay Rate: $50–$80/hour Position Type: Contract (via System One) System One is seeking a highly motivated Nuclear Island Resident Engineer to support supplier activities on-site at James Fisher Technolo...
Date Posted: 01/09/2026 Recommended
-
Structural Engineer
Bolingbrook, Illinois
Job Title: Structural Engineer Location: Bolingbrook, Illinois Type: Contract to Direct Compensation: $45/hr plus or minus depending on expereince Contractor Work Model: Onsite Hours: 5 – 8 hours day System One is seeking a Structural Engineer for a co...
Date Posted: 10/13/2025 Recommended
-
I&C Engineer (Remote)
Groton, NE
Job Title: I&C Engineer VI Location: Remote Type: Contract Compensation: DOE Contractor Work Model: Remote Number of positions: 1 Duration: 12 months Non Exempt Work Schedule: 8:00 am - 5:00 pm Category: Engineering Technology System One is hiring an e...
Date Posted: 12/10/2025 Recommended
-
Primary Heat Transport System Design Engineer
Bellevue, WA
Job Title: Primary Heat Transport System Design Engineer Location: Remote Type: Contract (yearlong) typically extends on a yearly basis Compensation: $56 - $95 hourly Contractor Work Model: Remote Paid holidays | PTO System One is seeking a Primary Hea...
Date Posted: 11/24/2025 Recommended
-
Structural Design Engineer, Commercial Nuclear
Atlanta, Georgia
Job Title: Structural Design Engineer, Commercial Nuclear Location: Atlanta, Georgia Type: Contract Compensation: Contractor Work Model: Remote Hours: Add the job’s scheduled days and times (delete if not needed) Security Clearance: List security clear...
Date Posted: 01/08/2026 Recommended
-
Thermal Analysis Engineer
Bellevue, WA
Job Title: Thermal Analysis Engineer Location: Bellevue, WA Type: Contract (yearlong) typically extends on a yearly basis Compensation: $52 - $85 hourly Contractor Work Model: Fully Remote System One is seeking a highly motivated Thermal Analysis Engin...
Date Posted: 01/05/2026 Recommended
-
Instrumentation and Control Engineer VI (Remote)
Houston, Texas
Instrumentation and Control (I&C) Engineer VI 100% Remote System One is seeking an Instrumentation and Control (I&C) Engineer VI to perform a variety of engineering and design activities involving power plant upgrades and/or new power plant projects. T...
Date Posted: 12/30/2025 Recommended
-
Plant Integration Engineer
Bellevue, WA
Plant Integration Engineer – Mechanical & Process Systems (Long-Term Contract) Pay Rate: $69–$115/hr — Remote with occasional travel Employer: System One Project: Advanced Nuclear – Natrium Demonstration Plant (Kemmerer, WY) System One is seeking an ex...
Date Posted: 12/08/2025 Recommended