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Freelance Battery Management System Jobs in Delaware

JCI Manufacturing Controls Engineer

Middletown, DE · On-site

$79K - $93K/yr

Develops new equipment and processes for battery filling, formation and cleaning. * Develops new ... Works within matrix organization to deliver requirements of 1PLUS Program Management system ...

JCI Manufacturing Controls Engineer

Middletown, DE · On-site

$79K - $93K/yr

Develops new equipment and processes for battery filling, formation and cleaning. * Develops new ... Works within matrix organization to deliver requirements of 1PLUS Program Management system ...

Employment Type Full-time / Freelance Department IT & Web Development About the Role We are looking ... OneLogin (SSO, identity management) * Google Workspaces (Gmail, Drive, Admin Console) * Zendesk ...

Local automotive-focused start-up is seeking freelance web designer/developer/engineer who can use ... Experience with lead generation, inventory data feeds, content management systems and networking a ...

Operating and maintaining electrical systems including UPS, DC battery systems, PDU, generators ... Overseeing building management systems and digital systems including fire alarms, duress systems ...

Operating and maintaining electrical systems including UPS, DC battery systems, PDU, generators ... Overseeing building management systems and digital systems including fire alarms, duress systems ...

$120 - $180/hr

Represent Plant Support Engineering on outage management teams * Direct monitoring of plant systems ... battery energy storage facilities. The company continues to grow its zero-carbon resources ...

Director National Accounts

Hockessin, DE · On-site

$125K - $156K/yr

... systems. With sales and service locations throughout the world, and over 100 years of battery ... energy management solutions. What We're Offering * Quarterly Sales Incentive Pay * Paid time off ...

Upload or submit final proposals to clients through portals, email, or procurement systems. Track ... Strong project management and coordination skills; thrives on juggling multiple deadlines and ...

... Manage DIY services including battery installation, testing, wiper installs, etc. Ensure high ... systems and store equipment Parts and automotive system knowledge skills Operating POS and Parts ...

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Freelance Battery Management System information

What is a freelance battery management system specialist?

A Freelance Battery Management System (BMS) specialist is a professional who works independently to design, develop, and maintain battery management systems for various applications, such as electric vehicles, renewable energy storage, and electronic devices. They are typically hired on a contract basis to provide expertise in monitoring, protecting, and optimizing battery performance and lifespan. Their work involves tasks like system integration, troubleshooting, and ensuring safe operation of batteries. Freelance BMS specialists often collaborate with engineers, manufacturers, and research teams to deliver tailored solutions. This role requires a strong background in electrical engineering, battery technologies, and relevant software tools.

What are the key skills and qualifications needed to thrive as a freelance battery management system engineer?

To thrive as a Freelance Battery Management System Engineer, you need a solid background in electrical engineering, battery technology, and embedded systems, often backed by a relevant degree or equivalent experience. Familiarity with BMS design tools, circuit simulation software (like MATLAB/Simulink), and industry standards, as well as certifications such as IPC or ISO 26262, are commonly required. Strong problem-solving skills, effective communication, and the ability to work independently with clients are essential soft skills in this freelance role. These competencies ensure reliable system design, regulatory compliance, and successful project delivery in a competitive and rapidly evolving field.

What are the main challenges freelance battery management system engineers face when working with multiple clients?

Freelance BMS engineers often encounter challenges such as adapting to varying technical requirements, integrating with different hardware and software platforms, and aligning with diverse client expectations. Each project may involve unique battery chemistries, communication protocols, and safety standards, requiring quick learning and flexibility. Additionally, freelancers must manage their own schedules, coordinate remotely with cross-functional teams, and ensure clear communication to deliver high-quality solutions on time.

What is the difference between Freelance Battery Management System vs Battery Engineer?

AspectFreelance Battery Management SystemBattery Engineer
CredentialsSelf-taught or specialized certifications, no formal degree requiredBachelor's or Master's in Electrical Engineering or related fields, professional certifications
Work EnvironmentIndependent projects, remote or on-site, client-basedCompany labs, R&D departments, manufacturing facilities
Industry UsageConsulting, product development, prototypingDesign, testing, and optimization of battery systems within organizations

Freelance Battery Management System professionals typically work independently on projects, focusing on system integration and consulting, while Battery Engineers are employed by companies to develop and improve battery technologies. Both roles require technical knowledge, but differ in work setting and credentials.

What are popular job titles related to Freelance Battery Management System jobs in Delaware?

For Freelance Battery Management System jobs in Delaware, the most frequently searched job titles are:

What job categories do people searching Freelance Battery Management System jobs in Delaware look for?

The top searched job categories for Freelance Battery Management System jobs in Delaware are:

What cities in Delaware are hiring for Freelance Battery Management System jobs?

Cities in Delaware with the most Freelance Battery Management System job openings:

Infographic showing various Freelance Battery Management System job openings in Delaware as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 13% Part Time, and 3% Contract. Highlights an 87% Physical, 3% Hybrid, and 10% Remote job distribution.

Battery Energy Storage System Commercial Strategy Manager

EnerSys

Hockessin, DE • On-site, Remote

$100K - $138K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 11 days ago


Key responsibilities

  • Develop and implement commercial strategies to support the growth and adoption of BESS solutions within targeted industrial markets.

  • Identify, qualify, and support strategic BESS opportunities through collaboration with sales teams, customers, and channel partners.

  • Support customer-facing initiatives such as site assessments, pilot programs, product demonstrations, and solution implementation activities.


EnerSys rating

7.5

Company rating: 7.5 out of 10

Based on 56 frontline employees who took The Breakroom Quiz

260th of 545 rated manufacturers


Job description

Remote -  Travel Required - Up to 50% travel to customer sites, industry events, and EnerSys facilities.

EnerSys is a global leader in stored energy solutions for industrial applications. We have over thirty manufacturing and assembly plants worldwide servicing over 10,000 customers in more than 100 countries. Worldwide headquarters are located in Reading, PA, USA with regional headquarters in Europe and Asia. We complement our extensive line of Motive Power and Energy Systems with a full range of integrated services and systems. With sales and service locations throughout the world, and over 100 years of battery experience, EnerSys is the power/full solution for stored DC power products. 

What We're Offering

  • Quarterly Sales Incentive Pay 
  • Paid time off plus paid holidays
  • Medical/dental/vision insurance plan
  • Life insurance, short/long term disability, tuition reimbursement, flex spending, and employee stock purchase plan
  • 401K plan
  • Culture: We value and strive for excellence in all that we do through innovative technology by creating long lasting relationships with our stakeholders, co-workers, and customers. We continually strive to foster teamwork, engagement and enhance our employee's skills and competence by providing appropriate training.

Compensation Range: 95300-135000 

Compensation may vary based on applicant's work experience, education level, skill set, and/or location.  

Job Purpose

Develop and execute the commercial strategy for Battery Energy Storage System (BESS) solutions within the Motive Power business to drive revenue growth, market adoption, and customer value. Partner with Sales, Product Management, Engineering, and Operations to identify market opportunities, develop customer-focused solutions, and support the successful commercialization of BESS technologies. Serve as the subject matter expert for BESS applications and provide leadership in the development and execution of business plans that support EnerSys' strategic growth objectives.

Essential Duties and Responsibilities
  • Develop and implement commercial strategies that support the growth and adoption of BESS solutions within targeted industrial markets.
  • Identify, qualify, and support strategic BESS opportunities through collaboration with sales teams, customers, and channel partners.
  • Provide technical and commercial expertise to support customer evaluations, solution development, and business case analysis.
  • Lead cross-functional efforts with Engineering, Product Management, Marketing, Operations, and Sales to ensure successful deployment and integration of BESS
  • Conduct market analysis, competitive assessments, and customer research to identify growth opportunities and market trends.
  • Develop sales tools, training materials, ROI models, and value propositions that enable commercial success.
  • Support customer-facing initiatives, including site assessments, pilot programs, product demonstrations, and solution implementation activities.
  • Monitor regulatory developments, utility programs, incentives, and industry trends that may impact BESS market opportunities and customer adoption.
  • Establish and maintain relationships with customers, industry organizations, technology partners, and key stakeholders to expand market presence.
  • Provide guidance and mentorship to Technical Sales Representatives, Specialists, and other commercial team members regarding BESS applications and best practices.
  • Support forecasting, business planning, and market expansion initiatives to achieve growth objectives.
  • Perform other duties and special projects as assigned
Qualifications

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily.  The requirements listed below are representative of the knowledge, skill, and/or ability required.  Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Minimum Qualifications

  • Bachelor's degree in Electrical Engineering, Mechanical Engineering, Energy Systems, Business, or a related field.
  • Minimum of 7 years of experience in energy storage, renewable energy, industrial power systems, motive power, or related industries.
  • Demonstrated experience supporting commercial strategy, business development, technical sales, or solution-based selling initiatives.
  • Strong understanding of battery energy storage systems, energy management solutions, and industrial applications.
  • Experience leading cross-functional projects and working with customer-facing teams.
  • Strong analytical, financial modeling, and business planning skills.
  • Excellent communication, presentation, and relationship management skills.

Preferred Qualifications

  • MBA or advanced degree in Engineering, Business, or Energy Management.
  • Professional Engineering (PE) license, NABCEP Energy Storage certification, or similar industry certification.
  • Experience with BESS technologies, power electronics, utility tariffs, and energy economics.
  • Experience in warehouse, logistics, manufacturing, or industrial operations.
  • Experience developing go-to-market strategies and supporting new technology commercialization initiatives.
General Job Requirements
  • This position requires you to drive a company vehicle. Therefore, you must be able to pass the company's driving requirements. Certain vehicles may also require a specific drivers license and have additional driving requirements.

EnerSys provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, 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 or local laws.  

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We use artificial intelligence to screen, assess and select applicants for open positions, including for the purposes of reviewing and ranking application materials and scoring answers to application questions. Accordingly, decisions about your application and eligibility for employment with EnerSys may be made based exclusively on the automated processing of the personal information that you submit in your application materials.


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