Sr. Electrical Engineer

Comfort Systems USA, Inc.; Houston, Northern (TX, KY); Hybrid; USD 120,000 - 160,000; Full time

Job summary

TAS Energy, a Houston-based leader in modular energy and data center solutions, seeks an experienced Sr. Electrical Engineer to design, analyze, and optimize electrical scope within modular systems.

You will collaborate with cross-functional teams to ensure requirements meet industry standards and manufacturing constraints, delivering precise 3D CAD outputs for components and assemblies. Role requires hands-on experience in switchgear, VFDs, MCCs, transformers, and control systems, with strong

Qualifications

• Bachelor's degree in Electrical engineering required.
• Experience in modular construction and data centers.
• Proficiency in NEC, IEC, NFPA codes.
• Strong documentation and technical writing.

Responsibilities

• Design and develop modular components and systems for manufacturing processes.
• Act as Electrical SME on data center/modular skid design projects.
• Create and review electrical one-line diagrams, schematics, and BOMs.
• Provide technical advisory throughout projects.
• Collaborate with cross-functional teams and production.
• Support CAD team with 3D models in SolidWorks, Revit, AutoCAD.
• Size and select switchgear, VFDs, MCCs, transformers, conduits, and control systems.
• Prepare design specifications and assembly instructions.
• Assist production during manufacturing, assembly, and installation.
• Interface with Project Engineers, Project Managers, Mechanical and Controls Engineers, Procurement, Service Engineers.
• Support production in fabrication/assembly issues.
• Assist in IOM manuals compilation.
• Assist sales and bidding teams with tabs/proposals.
• Any other responsibilities as assigned.

Skills

Modular construction

Electrical design

One-line diagrams

Vendor coordination

NEC/IEC compliance

Education

Bachelor's degree in Electrical Engineering

PE registration preferred

Tools

AutoCAD

SolidWorks

Revit

Job description

POSITION OVERVIEW

As a Sr. Electrical Engineer at TAS Energy you will play a key role in conceptualizing, designing, and optimizing the electrical scope within TAS’s modular components and systems. You will collaborate closely with cross-functional teams, including engineers, project managers, and production staff, to ensure the seamless integration of modular solutions into our manufacturing operations. You will work closely with our design and engineering teams to review and analyze customer requirements, specifications, modular construction plans, manufacturing constraints, ensuring they meet industry standards, regulatory requirements, and internal specifications. Your expertise will contribute to the seamless execution of projects, driving efficiency, and excellence in our modular construction processes. Design outputs are communicated through 3D/CAD drawings for the purchase of incorporated components and manufacture of TAS products.

KEY JOB RESPONSIBILITIES

• Design and develop innovative modular components and systems for manufacturing processes, considering factors such as functionality, efficiency, scalability, and sustainability.
• Act as an Electrical Subject Matter Expert (SME) on data center/modular skid design projects to ensure technical excellence.
• Make decisions on engineering challenges, practices, and methods, crafting innovative design solutions.
• Responsible for the design of the whole electrical system including: one-line diagram, point-to-point schematic, and compiling bill of materials for all the electrical systems and components.
• Provide expert advisory services on the projects.
• Actively participate in meetings and conferences, representing TAS, engaging in discussions on critical electrical issues, and aligning technical strategies.
• Work closely with the Design team who will utilize CAD software (e.g., SolidWorks, Revit, AutoCAD) to create detailed 3D models and technical drawings of modular components, ensuring accuracy and manufacturability.
• Responsible for sizing, selection, and purchase assistance: switchgear, starter, VFDs, MCCs, conduit and conductors, transformers, motor operated equipment (pumps, compressors), and control systems.
• Generate comprehensive documentation, including design specifications, bill of materials (BOM), and assembly instructions, to support the manufacturing and assembly of modular components.
• Provide technical support and expertise to production teams during the manufacturing, assembly, and installation of modular components, resolving design-related issues as needed.
• Interface with cross-functional teams: Project Engineers, Project Managers, Mechanical and Controls Engineers, Procurement, and with Service Engineers/Technicians.
• Support Production teams in resolving issues during fabrication & assembly.
• Supports First of a Kind quality Inspections for Electrical Equipments at vendor sites or at TAS facilities Compiles all electrical O&M information, transmits critical O&M information during the design phase of the project.
• Assists in compilation of the final sets of IOM manuals.
• Assist sales and application engineering team on bid tabs and proposal development.
• Any other responsibility as assigned by TAS.

JOB SKILLS

• Prepare and review technical specifications to support project development.
• Strong knowledge of manufacturing processes, materials, and assembly techniques, with a focus on modular construction methods.
• Excellent problem-solving skills and attention to detail, with the ability to translate conceptual ideas into practical, manufacturable designs.
• Estimating and bid tabulation experience is highly desirable.
• Experience with analysis of compliance with NEC, IEC, NFPA and other relevant codes.
• Ability to provide electrical calculations such as fault analysis.
• Maintain knowledge about current trends in codes, equipment, vendors.
• Effective communication and collaboration skills, with the ability to work cross-functionally and interact with stakeholders at all levels of the organization.
• Ability to manage multiple projects simultaneously, prioritize tasks, and meet deadlines in a fast-paced environment.
• Passion for innovation, sustainability, and continuous improvement in modular manufacturing practices.

EDUCATION & TRAINING

Bachelor’s degree in Electrical engineering from an accredited four‑year engineering program is required, although a degree and/or experience in Controls Engineering may be considered. A substitution of military leadership and/or technical work experience may be considered in lieu of an engineering degree. Demonstrated proficiency in technical writing and comprehensive documentation.

MINIMUM REQUIREMENTS

• 8-10 years of electrical engineering experience, preferably in power distribution, modular construction, data centers, controls or building systems design.
• Hands‑on knowledge of electrical systems, including switchgear, panel boards, motor starters, VFDs, ATS, UPS, Electrical Commodities- Cable Trays, Conduits and Fittings.
• Ability to work production floor locations, including climbing ladders.
• Relocation is required with the ability to work Hybrid.

PREFERRED REQUIREMENTS

• Industrial HVAC, energy service contracting (ESCO) or central refrigeration plant experience.
• Experience with Modular systems design is highly preferred.
• Data Center design experience is a plus.
• Power generation plant experience is a plus.
• Design and draft on AutoCAD 2000, Solid works and/or Revit is highly valued.
• Some experience with controls and PLC programming is desired.
• PE registration is preferred but not required for this role.
• Knowledge of ASHRAE is preferred.
• DCS, SCADA, or PLC knowledge is desirable.
• Field or production experience is highly valued.

PHYSICAL REQUIREMENTS/WORK ENVIRONMENT

Position is at least 80% to 95% at a desk working with computer. Ability to exert up to 10 pounds of force occasionally and/or a negligible amount of force frequently or constantly to lift, carry, push, pull or otherwise move objects, including the human body. Performs other physical activities including use of fingers, sitting, stooping, bending, crouching, talking, hearing, and performing repetitive motions. Visual acuity requirements include color, depth perception and field of vision necessary to prepare and analyze data and figures, operate a computer terminal, and conduct extensive reading. The incumbent will be subject to inside environmental conditions.

COMPANY OVERVIEW

Join a team driven to excel in all that we do! When you join TAS, you join a Houston-headquartered company that is part of a large Houston-headquartered publicly traded company, Comfort Systems USA, with a solid reputation built on outstanding value, integrity, and customer focus. We offer our customers and employees the best of both worlds: a small company feel with the resources, talent, process, and international reach of a large company. TAS delivers innovative packaged modular systems that are engineered and manufactured in one of our Houston, TX facilities and utilized in data centers, power, and commercial/industrial utility system applications. TAS has successfully delivered and commissioned over 520 packages to over 33 countries. The company is headquartered in Houston, TX and has five ISO 9001 certified manufacturing facilities in Houston, encompassing 1.2m sq. feet with proximity to major shipping ports and interstate highways. TAS manages all logistics and transportation facilitating accelerated construction at customer’s facilities. TAS’ fastest growing business is the data center market. By applying deep expertise in cooling, thermodynamics, and power, TAS has developed an entire product line that revolutionizes data center delivery. With our tremendous market potential, advanced technological systems, entrepreneurial culture as well as a talented and productive workforce, we continue to set and exceed aggressive market penetration and financial goals.

More information is available on the company website at: www.tas.com.

IMPORTANT NOTICE

TAS has a tobacco‑free workplace policy, under which individuals are not allowed to smoke or use tobacco or nicotine products on the TAS premises, while conducting TAS business off premises or take “smoking” breaks during working hours. “smoking” and “tobacco or nicotine products” includes, but is not limited to, product such as cigarettes, e‑cigarettes, cigars, pipes, vaping, all forms of smokeless tobacco (chewing tobacco, snuff, dip) and clove cigarettes The above declarations are not intended to be an all‑inclusive list of the duties and responsibilities of the job described, nor are they intended to be such a listing of the skills and abilities required to do the job. Rather, they are intended only to describe the general nature of the job.

Applications and resumes will be kept on file for a limited time and the Company is under no duty or obligation to contact applicants if they are not selected for the job applied for or if other jobs become available in the future. Applicants that desire to apply for a job that becomes available at the Company in the future, should submit a new employment application or resume.

TAS Energy Inc. guarantees equal employment opportunities to all qualified applicants. All qualified applicants will receive consideration for employment, without regard to age, race, color, religion, sex, sexual orientation, gender identity, or national origin.

Comfort Systems USA is composed of more than 45 operating companies in over 170 locations across the United States. We are a leading building and service provider for mechanical, electrical and plumbing building systems. We take great pride in knowing that the work we do can improve the lives of those around us. Our national footprint means that we have career opportunities across the USA, ranging from entry‑level field and office positions to experienced professionals who support a wide range of projects.