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Freelance Bms Design Engineer Jobs (NOW HIRING)

Vertiv Co

Controls Engineer

Pelzer, SC

$62K - $81K/yr

Design optimal FMS/BMS design in compliance with the customer's requirements and specifications ... Professional engineering (PE) License - optional * Minimum 4 years of Controls Engineering ...

Vertiv Group Corp.

Controls Engineer

Delaware, OH · On-site

$79K - $102K/yr

Design optimal FMS/BMS design in compliance with the customer's requirements and specifications ... Professional engineering (PE) License - optional * Minimum 4 years of Controls Engineering ...

Vertiv Group Corp.

Controls Engineer

Pelzer, SC · On-site

$62K - $81K/yr

Design optimal FMS/BMS design in compliance with the customer's requirements and specifications ... Professional engineering (PE) License - optional * Minimum 4 years of Controls Engineering ...

Aligneddc

Engineering Manager, BMS

Phoenix, AZ

Engineering Manager, BMS Does the thought of joining one of the fastest-growing, privately held ... Conduct thorough design reviews to ensure the effectiveness, efficiency, and compliance of BMS ...

Aligneddc

Engineering Manager, BMS

Portland, OR

Engineering Manager, BMS Does the thought of joining one of the fastest-growing, privately held ... Conduct thorough design reviews to ensure the effectiveness, efficiency, and compliance of BMS ...

ATS Companies

Design Engineer

Renton, WA · On-site

$68K - $124K/yr

The Design Engineer is a key member of the Engineering Services Group, a centralized team focused on high-volume BMS design, DDC programming, graphics development, and engineering standards. This ...

ATS Companies

Design Engineer

Renton, WA

$68K - $124K/yr

The Design Engineer is a key member of the Engineering Services Group, a centralized team focused on high-volume BMS design, DDC programming, graphics development, and engineering standards. This ...

Aligneddc

Engineering Manager, BMS

Atlanta, GA

Engineering Manager, BMS Does the thought of joining one of the fastest-growing, privately held ... Conduct thorough design reviews to ensure the effectiveness, efficiency, and compliance of BMS ...

Vertiv Co

Controls Engineer

Delaware, OH

$79K - $102K/yr

Design optimal FMS/BMS design in compliance with the customer's requirements and specifications ... Professional engineering (PE) License - optional * Minimum 4 years of Controls Engineering ...

ATS Automation

Design Engineer

Renton, WA · On-site

$68K - $124K/yr

The Design Engineer is a key member of the Engineering Services Group, a centralized team focused on high-volume BMS design, DDC programming, graphics development, and engineering standards. This ...

Vertiv Group Corp.

Controls Engineer- Networking

Pelzer, SC · On-site

$62K - $81K/yr

Design optimal FMS/BMS design in compliance with the customer's requirements and specifications ... Professional engineering (PE) License - optional * Minimum 4 years of Controls Engineering ...

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Freelance Bms Design Engineer information

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How much do freelance bms design engineer jobs pay per hour?

As of Aug 6, 2026, the average hourly pay for freelance bms design engineer in the United States is $47.71, according to ZipRecruiter salary data. Most workers in this role earn between $24.28 and $61.78 per hour, depending on experience, location, and employer.

What is the difference between Freelance Bms Design Engineer vs BMS Technician?

AspectFreelance Bms Design EngineerBMS Technician
CredentialsEngineering degree, certifications in BMS designTechnical diploma or certification in BMS installation/maintenance
Work EnvironmentDesign offices, client sites, freelance projectsOn-site installation, maintenance, troubleshooting
Employer/Industry UsageConsultancies, engineering firms, freelance clientsBuilding management companies, facilities management

The Freelance Bms Design Engineer focuses on designing BMS systems, working on project planning and specifications, often as an independent contractor. In contrast, a BMS Technician primarily handles installation, maintenance, and troubleshooting of BMS systems on-site. Both roles require technical knowledge, but their responsibilities and work environments differ significantly.

What are the key skills and qualifications needed to thrive as a freelance BMS design engineer?

A Freelance BMS (Building Management System) Design Engineer requires expertise in building automation, electrical engineering, and HVAC principles, typically supported by a relevant engineering degree and industry experience. Familiarity with BMS platforms like Siemens, Honeywell, or Schneider Electric, along with proficiency in AutoCAD and control system programming, is essential. Strong problem-solving, project management, and client communication skills help set apart successful freelancers in this role. These competencies are crucial to deliver efficient, reliable building automation solutions that meet client specifications and industry standards.

How do freelance BMS design engineers typically collaborate with clients and other project stakeholders?

Freelance BMS (Building Management System) Design Engineers often work remotely or on-site, coordinating closely with clients, architects, contractors, and system integrators throughout a project’s lifecycle. Effective communication is crucial, as engineers must gather requirements, share design updates, and address technical queries via meetings, emails, and collaborative platforms. They also need to ensure that their designs integrate seamlessly with other building systems, which often involves reviewing plans, providing documentation, and performing site visits or virtual walkthroughs when necessary. Building strong professional relationships and maintaining clear documentation can help streamline collaboration and ensure successful project delivery.

What does a freelance BMS design engineer do?

A Freelance BMS (Building Management System) Design Engineer is responsible for designing and developing control systems that manage a building’s mechanical and electrical equipment, such as ventilation, lighting, power systems, fire systems, and security systems. Working on a freelance basis, these engineers often collaborate with architects, contractors, and building owners to create customized solutions that ensure efficient operation and energy savings. They also prepare technical drawings, select appropriate hardware and software, and may oversee the installation and commissioning of these systems. Freelancers in this role typically work on a project-by-project basis, offering flexibility and specialized expertise.
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Freelance Bms Design Engineer jobs near you
Infographic showing various Freelance Bms Design Engineer job openings in the United States as of August 2026, with employment types broken down into 3% Internship, 81% Full Time, 3% Part Time, 3% Temporary, and 10% Contract. Highlights an 90% In-person, and 10% Remote job distribution, with an average salary of $99,230 per year, or $47.7 per hour.

Principal BMS Engineer

East Penn Manufacturing - Deka Batteries

Ann Arbor, MI • On-site

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted yesterday

Job description

Get to know East Penn!
Navitas Systems LLC, a leader in comprehensive energy storage solutions, was formed in 2011 with the merger of MicroSun Innovative Energy Storage Solutions and MicroSun Electronics, and the acquisition of lithium battery company A123 Systems' Government Solutions Group. In 2019, East Penn Manufacturing, one of the world's leading battery manufacturers, acquired majority interest in Navitas Systems. In SEVEN remarkable decades, East Penn has grown from a one-room shop with a product line of five automotive batteries to one of the world's leading battery manufacturers with over 10,500 full-time employees, 515 product designs, operations around the world, and hundreds of awards for industry excellence.
At our Navitas facilities we engage in the research, design, development, and manufacture of advanced lithium cells and energy storage products and systems for both commercial customers and U.S. Government/military customers. We invest in our people, they are and always will be the heart of this company. Are you ready to join a family-owned enterprise committed to honoring the contributions of everyone? Then Navitas is the right place for you.
Overview
Navitas Systems is seeking a Principal Battery Management System (BMS) Engineer to provide technical leadership, architectural ownership, and long-term stewardship of advanced BMS solutions for lithium-ion battery products serving military, commercial, and industrial markets.
The Principal BMS Engineer defines technical direction, owns system-level architecture decisions, ensures regulatory and functional safety compliance, and serves as the subject-matter expert across firmware, electronics, algorithms, and system integration.
In this role, you will own and steward multi-generation BMS platforms, define system-level technical direction, and guide cross-functional architectural decisions to ensure BMS solutions are robust, scalable, and aligned with current and future product roadmaps.
Responsibilities
  • Serve as technical authority for BMS architecture, including firmware, electronics, sensing, controls, and system integration.
  • Define and maintain system-level BMS architecture, design patterns, and technical standards across multiple product lines.
  • Lead technical trade studies for safety, performance, cost, manufacturability, and long-term maintainability.
  • Establish best practices for embedded firmware architecture, hardware abstraction, diagnostics, and fault handling.
  • Provide expert-level guidance on embedded firmware design, real-time systems, and safety-critical software.
  • Lead development and review of core BMS algorithms, including SOC, SOH, SOE, cell balancing, protection, diagnostics, and degradation monitoring.
  • Own interpretation and application of relevant safety and compliance standards (e.g., UL, IEC, ISO, functional safety guidance) as they relate to BMS design.
  • Drive system-level requirements decomposition, traceability, and verification strategy.
  • Lead DFMEA, FTA, and system-level risk assessments; ensure mitigation strategies are implemented and verified.
  • Guide development of end-of-line test strategies, diagnostic coverage, and service tools.
  • Ensure BMS designs are manufacturable, testable, and serviceable at scale.
  • Support long-term sustainment, reliability improvements, and continuous improvement initiatives.
  • Other duties as assigned by management.

Qualifications
Education and Experience
  • Master's degree in Electrical Engineering, Computer Science, or Computer Engineering preferred; or Bachelor's degree in a related field with relevant certifications or graduate-level coursework.
  • 15+ years of embedded systems work experience.
  • 7+ years of experience working with battery or relevant energy systems preferred.

Knowledge, Skills and Abilities
  • Recognized expert in BMS firmware, electronics, and system-level design.
  • Deep understanding of lithium-ion battery behavior, protection strategies, and safety mechanisms.
  • Proven ability to define and evolve system architectures across multiple product generations.
  • Advanced proficiency with embedded communication protocols (SPI, I2C, CAN, CANOpen, J1939, UDS).
  • Strong experience with verification, validation, and compliance in regulated or safety-critical environments.
  • Exceptional analytical and problem-solving skills, including root-cause analysis of complex system issues.

ITAR REQUIREMENTS: To conform to U.S. Government International Traffic in Arms Regulations (ITAR) the individual must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.
Disclaimer:This job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.
East Penn Benefits
Navitas/East Penn offers excellent benefits:
  • Competitive compensation
  • Group health insurance that includes high quality medical, dental, vision and prescription coverage with a low employee premium
  • Retirement Savings Plan with company match and a 3% employer contribution
  • Paid company holidays and Paid Time Off (PTO)
  • Employee assistance program
  • Fitness Discounts
  • Promotional opportunities

At Navitas/East Penn, our employees are our culture; our employees will always be the heart of the company. We are a private, family-owned enterprise committed to cultivating an atmosphere that honors the contributions of everyone. We want our employees to have long-term careers, and many do. More than 38% of our workforce has over a decade of service. Our open-door management policy, comprehensive benefits package, employee appreciation and recognition events, and career advancement opportunities are just some of the ways we show our employees how incredibly valued they are.
EOE/VEVRAA

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