About Big Dog Marine LLC

Big Dog Marine LLC is a small, privately held company founded in Michigan in 2019 by Sean Whelan P.E., a chief fuel systems engineer turned industry leader who “wrote the book” on marine evaporative fuel systems. Big Dog serves the recreational marine industry with world class fuel solutions and products. For more information, please go to www.bigdogmarinellc.com.

Job Brief

In this role you’ll have your hands in everything from accounting, sales and marketing, supply chain, production, customer service, and budget management. We’re looking for someone who’s resourceful, quick on their feet, and excited to grow alongside the business. As the Business Operations Manager, reporting directly to the Founder and President, you will play a key role in driving operational excellence, improving internal processes, and supporting cross-functional collaboration to meet business goals. This position requires a proactive, autonomous, and organized individual who loves learning and is flexible to adapt to the fast-paced nature of a startup.

Responsibilities

1. Metrics: Develop and monitor key performance indicators (KPIs) to track and enhance business operations and performance

2. Accounting: Responsible for overseeing accounts payable (AP), accounts receivable (AR), and managing all invoicing processes

3. Budget: Own budget management with a focus on expense control, transparency, and timely financial reporting

4. Sales & Marketing: Support the sales and marketing function by managing the onboarding new customers, quote process, sample tracking, timely follow through and customer service inquiries

5. Supply Chain: Own and drive supply chain strategy to support business goals and operational efficiency

6. Production: Oversee all aspects of production operations, including manufacturing, quality assurance, and scheduling

Requirements

· Trustworthy with unparalleled work ethic

· 5+ years' experience as a business professional

· Entrepreneurial-minded with a strong sense of ownership

· Strong written and verbal communication skills·

· Enthusiastic, proactive, and curious—no task is too big or too small

· Hyper-organized and detail-oriented, but able to pivot quickly

· Tech-savvy (Google Workspace, project management tools, etc.)

· Comfortable in ambiguous situations and able to find solutions independently

Preferred

· Experience in most of the 6 responsibility areas above

· Experience supporting a founder, executive, or entrepreneur

· Automotive or Recreational Marine experience

· Experience establishing business metrics and KPI’s

· Background in startups, manufacturing, supply chain, operations, or business operations

· Advanced proficiency in spreadsheets

· Supplier negotiation/contracts/accounting/sourcing/ purchasing/operations or supplier quality experience

· AI Curious

Why You’ll Love It Here

· No corporate BS

· High-performing team with healthy culture

· Dynamic, fast-paced environment with a lot of variety

· A chance to learn and grow alongside an inspiring founder

· Flexibility, autonomy, and room for creativity

· Opportunity to help shape the future of a growing business

· Opportunity for long-term growth with a rapidly expanding company

· We foster a fun, collaborative environment

· Boats are cool

To Apply

Send your resume and a short note explaining why you're a great fit to questions@bigdogmarinellc.com.

Big Dog Marine LLC

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Business Operations Manager