MES Design Engineer

Job Description

The MES Design Engineer role is responsible for delivering in-depth product demonstrations and proof-of-concept projects to prospective customers prior to purchase. This position sits within the Design Engineering group, alongside experienced controls and MES engineers, and is dedicated to pre-sales technical engagement, post-sales best practice consultation, and technical product training delivery. In addition, this role owns the technical response to RFIs and RFQs, ensuring Sepasoft’s capabilities are accurately represented and aligned with customer requirements.

The MES Design Engineer will work closely with Sales, Design Engineering, and prospective customers to demonstrate how Sepasoft software can successfully meet real-world manufacturing requirements.

This is a full-time position with remote, hybrid, or in-office work options based out of our El Dorado Hills, CA office.

Key Responsibilities

Pre-Sales Technical Engagement

• Deliver live software demonstrations to prospective customers, including step-by-step walkthroughs of MES functionality.
• Design and execute proof-of-concept (POC) projects, using prospect data where appropriate, to demonstrate feasibility and value.
• Translate customer manufacturing requirements into clear technical demonstrations that show how Sepasoft software addresses their use case.
• Act as the technical authority during the pre-sales phase, answering architecture, configuration, and best-practice questions.
• Lead the technical response to customer RFIs and RFQs by interpreting requirements, aligning Sepasoft capabilities, drafting accurate responses, and coordinating with internal teams.

Post-Sales Technical Engagement

• Maintain customer relationships through regular cadence meetings during design and startup phases of the software implementation.
• Advise the customer on best practices during the design phase.
• Document customer use cases and project details, and communicate them to Technical Support and other internal teams as needed.

Collaboration & Handoff

• Work closely with Sales to support qualified opportunities.
• Provide internal feedback on recurring prospect requirements, demo gaps, and product positioning.

Demo Project Development

• Maintain and improve demo projects and environments.
• Adapt demos to different manufacturing verticals and application scenarios.
• Document demo configurations and POC approaches for repeatability.

Required Skills & Experience

• Background in manufacturing operations and real-world plant environments
• Experience with Ignition or similar HMI / SCADA / MES platforms
• Python scripting or experience with a similar programming language
• Strong problem-solving and analytical skills
• Excellent verbal and written communication skills
• Ability to explain technical concepts clearly to both technical and non-technical audiences
• Highly organized, detail-oriented, and able to manage multiple opportunities concurrently
• Experience with Sepasoft MES, or the ability to quickly learn our products and begin delivering customer feature demonstrations within the first month with mentoring
• Degree in a technical field, such as Computer Science or Engineering (preferred)
• Experience with instruments and PLC programming (preferred)

About Sepasoft

Sepasoft develops Manufacturing Execution System (MES) software used by manufacturers around the world to track and improve production, efficiency, quality, and workflows. Our software is deployed across a wide range of discrete and process industries, including automotive, electronics, food & beverage, and pharmaceutical manufacturing.

We offer flexible working hours, performance-based bonuses tied to company success, and long-term growth opportunities within an expanding organization.