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Sales Support/Accounting/Admin/Billing

Join our family in electrical power system maintenance, testing, remanufacturing and education.

As National Switchgear continues to build on more than thirty years of outstanding customer service in the field and shop, our family of employees stands out as the reason for our success. We offer competitive pay, full benefits, educational opportunities and fulfilling career paths. We consider ourselves a family with plenty of room to grow. Are you looking for the obvious next step towards a successful, fulfilling career? Talk to National today!

Job Description:

Due to continued growth, we are seeking an experienced Sales Support Associate to assist and support the Sales, Sales Support and Accounting departments with day to day operations.

  • Provide support to the sales team
  • Prepare time & material and cost billing
  • Assist with month-end billing
  • Order processing / entry into SAP
  • Create purchase orders for the acquisition of products and materials
  • Process and verify applications for credit
  • Review and validate Sales Tax Certificates
  • Responsible for identifying order issues and managing them to resolution
  • Review inbound purchase orders and validate information against quotes and opportunities
  • Respond to requests for information
  • Responsible for scanning and filing
  • Answer phones and greet visitors
  • Assist Sales Support Manager with special projects
  • Additional administrative tasks as assigned


Our ideal Sales Support/Accounting/Admin/Billing Associate candidate should meet the following qualifications:

  • 3+ years of order processing, billing/invoicing and/or administration experience required
  • High school diploma or GED required; associate or 4-year degree preferred
  • Excellent computer skills including knowledge of Microsoft Office (Excel, Word and Outlook) required
  • Ability to work under pressure, manage multiple priorities and meet deadlines
  • Excellent problem solving and analytical skills
  • Demonstrate effective written and oral communication skills
  • Exhibits a positive attitude and enjoys working in a collaborative team environment

Job Location: Lewisville, TX

If you feel like your qualifications are a good fit for our Sales Support/Accounting/Admin/Billing Associate position, please select apply now to submit your resume! The hiring manager will reach out to you if they fill you are a good fit, to discuss the next steps towards your exciting new career in Sales Support at National Switchgear!

Must be an American citizen or have a current visa and reside in the United States. Must be able to pass a pre-employment drug test and periodic, unannounced random drug tests. Must have a good background check and have a good driving record.


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