Senior Applications Engineer - Water Treatment & Proposals

Onterris; Portland (ME); On-site; USD 105,000 - 150,000; Full time

Job summary

Onterris is seeking a Senior Applications Engineer for our Portland, ME office. You will join a global AE team, leading proposals across North America and Australia and reporting to the Director of Applications Engineering.

We offer a challenging role with ownership over technical solutions, strategic input on commercial initiatives, and collaboration with cross-functional teams. Travel is expected up to 10% domestically and internationally, with a performance-based annual bonus.

Qualifications

• BS Engineering or equivalent technical degree required.
• 8+ years of experience as an applications engineer, process engineer, project engineer, project manager, or related role.
• 5+ years of experience in water treatment process systems solutions.
• Professional Engineer license preferred, not required.
• Persuasive presentation and effective communication skills—both verbal and written—across cultures.
• Willingness and ability to travel 10% of the time, domestically and internationally.

Responsibilities

• Deliver high-quality technical solutions and proposals that drive profitable growth, with clear priorities and strong team performance.
• Inform commercial strategy, identify product and market growth opportunities, and improve proposal win-rate and speed-to-customer.
• Collaborate with sales, design engineering, process SMEs, operations, project delivery, safety, procurement, and vendors to align technical solutions with commercial goals and maintain cost data.
• Maintain awareness of competitor offerings, positioning, and market trends to inform strategy and increase market share.
• Ensure organized handoff from proposals to project execution following contract award.
• Direct and coordinate technical reviews for bid requests, contributing to risk evaluation and bid/no-bid decisions.
• Coordinate with procurement and vendors to maintain current cost data for pricing.

Education

BS Engineering or equivalent technical degree

8+ years of experience as an applications engineer, process engineer, project engineer, project manager, or related role

5+ years of experience in water treatment process systems solutions

Professional Engineer license preferred

Persuasive presentation and effective communication skills

Willingness to travel 10% domestically and internationally

Job description

Onterris is seeking a Senior Applications Engineer for our Portland, ME office. You will join a global AE team, leading proposals across North America and Australia and reporting to the Director of Applications Engineering.

We offer a challenging role with ownership over technical solutions, strategic input on commercial initiatives, and collaboration with cross-functional teams. Travel is expected up to 10% domestically and internationally, with a performance-based annual bonus.