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Principal Proposals Development Manager

Neptune
Duluth, GA Full Time
POSTED ON 10/21/2026
AVAILABLE BEFORE 12/20/2026

Neptune Technology Group Inc. is a technology company serving water utilities across North America.  Since 1892, we have continually focused on the evolving needs of water utilities – revenue optimization, operational efficiencies, and improved customer service.  With our portfolio of smart water meters, data collection systems and software, we make data actionable for our customers – so they can remain focused on the business of water. For additional information, please visit the company website at www.neptunetg.com.

Principal Proposals Development Manager

Position Summary

  • Lead the development, submission, and review of sales proposals, owning the most complex and highest-value bids (e.g., Requests for Proposals (RFPs), Requests for Quotes (RFQs), Requests for Information (RFIs)).
  • Partner with sales, service, marketing, consulting, legal, product management, and other departments to develop and package thorough, efficient, timely, and consistent responses to bids for business opportunities.
  • Develop win strategy and win themes with Sales, and shape the proposal narrative to differentiate Neptune.
  • Lead bid/no-bid recommendations and analyze costs, risks, and benefits of proposed contracts and price proposals, advising Sales, Legal, and Finance leadership on pricing and contract exceptions.
  • Own all aspects of the proposal process life cycle from initial receipt of proposal request through completion and delivery.
  • Ensure compliance to both submittal guidelines and internal organizational standards, and maintain version control, quality, and consistency across all responses.
  • Lead red/gold team reviews, and drive ongoing communication around strategy, progress, milestones, and deadlines.
  • Lead presentation and oral response coordination for key pursuits.
  • Own the approved content database and drive continuous improvement of proposal processes, standards, tools, and automation.
  • Define and report proposal performance metrics, such as win rate, turnaround time, and pipeline.
  • Lead cross-functional proposal teams on key pursuits, setting priorities and holding contributors accountable to milestones.
  • Serve as a subject matter expert and advanced individual contributor, conducting highly complex, expert-level work with extensive latitude for independent judgment.
  • Mentor, coach, and train less-experienced proposal team members.

Skills

  • Expert-level proposal writing, editing, and storytelling
  • Strong cross-functional leadership and influence without direct authority
  • Strategic thinking, pricing and risk analysis, and executive-level communication

Requirements

Education: Typically requires a bachelor's or master's degree (or international equivalent)

Experience: 10 years of relevant experience, including experience leading cross-functional proposal teams on complex, high-value bids.

Preferred Qualifications

  • APMP certification (Foundation level or higher) and/or PMP certification
  • MBA or master's degree
  • Experience in the water, utilities, metering/AMI, or public-sector procurement industries

Location: Duluth, GA., Mississauga, ON., or Tallassee, AL.

Equal Opportunity Employer EEO/AA M/F/Vet Disability

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Salary.com Estimation for Principal Proposals Development Manager in Duluth, GA
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