> Markdown version of [/jobs/ext/2288881-sr-mes-engineer](https://www.wearedevelopers.com/jobs/ext/2288881-sr-mes-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Sr MES Engineer - **Company:** Excelitas Technologies - **Location:** Boulder, CO, United States - **Experience:** Expert - **Salary:** $125,000.0 - $150,000.0 - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Software Bug Management, Data Validation, Data Mapping, Middleware, Regression Testing, Requirements Traceability, SAP (Applications), SQL Databases, Data Streaming, System Integration Testing, Information Technology, Build Process, Data Management - **Published:** August 29, 2026 - **Apply:** https://jobs.localjobnetwork.com/apply/add/88175200/1 ## About the Role * Bachelor's degree in Engineering, Computer Science, Information Technology, Manufacturing Systems, or a related discipline, or equivalent practical experience. * 8+ years of experience in a manufacturing environment, including 3+ years working with MES, or digital shop-floor implementations. * Experience participating in or leading at least one MES, digital manufacturing, or shop-floor system implementation across multiple lifecycle phases. * Hands-on experience with Siemens Opcenter Execution Semiconductor or another enterprise MES platform preferred. * Experience with SAP-to-MES integration, manufacturing master data, interface testing, or production transaction flows preferred. * Experience in semiconductor, high-tech, regulated, or other complex manufacturing environments preferred. * Familiarity with Lean, Six Sigma, or other structured process-improvement methods preferred. * Project management or change management certification preferred. Key Skills * Working knowledge of data mapping, SQL/reporting, APIs or middleware, and industrial automation interfaces. * Ability to influence without direct authority and communicate effectively with operators, engineers, site leaders, IT/OT teams, consultants, and program leadership. * Strong analytical, organizational, and problem-solving skills; able to work independently and manage competing priorities. The anticipated hiring range for this position is $125K - $150K. #LI-AM1 ## Description * Lead assigned site implementations, developing and maintaining the site plan, milestones, dependencies, resource needs, risks, issues, actions, and status reporting. * Assess site readiness and physical/process model gaps; document processes and data flows, identify local deviations, and drive implementation decisions. * Facilitate cross-functional alignment and translate manufacturing, quality, operations, and compliance needs into clear requirements (process, functional, and data) and acceptance criteria. * Build process models based on business specifications and assist the business experts in preparing and executing MES based process models. * Serve as the primary implementation coordinator between site leadership, operations, process engineering, quality, OTG, IT, and external consultants. * Coordinate with IT and site members on ERP manufacturing master data, transactional flows, interface behavior, exception handling, and cutover dependencies between the MES and the ERP. * Maintain site governance for scope, requirements traceability, and controlled template changes. * Coordinate testing and validation, including scenario development, System Integration Testing (SIT) support, User Acceptance Testing (UAT), defect triage, regression testing, data validation, and readiness criteria. * Lead operational readiness and change-management activities, including stakeholder communications, impact assessments, procedure updates, training plans and materials, train-the-trainer delivery, and support-model preparation. * Coordinate site data readiness, cutover, go-live, and hypercare; track stabilization and transition the solution to ongoing support. * Capture lessons learned, improve site implementation playbooks, templates, checklists, estimates, and governance, and prioritize post-go-live improvements from operational feedback. ## Related Videos - [Developer’s Perspective: Overview of the Tezos Blockchain Ecosystem](https://www.wearedevelopers.com/videos/237-developer-s-perspective-overview-of-the-tezos-blockchain-ecosystem) - [Web-based Information Visualization](https://www.wearedevelopers.com/videos/84-web-based-information-visualization) - [Fault Tolerance and Consistency at Scale: Harnessing the Power of Distributed SQL Databases](https://www.wearedevelopers.com/videos/1146-fault-tolerance-and-consistency-at-scale-harnessing-the-power-of-distributed-sql-databases) - [Why make use of an integration platform in today's software developments and infrastructure?](https://www.wearedevelopers.com/videos/758-why-make-use-of-an-integration-platform-in-today-s-software-developments-and-infrastructure) - [TiDB, One Layer at a Time: How Distributed SQL Became an Agentic AI Backbone](https://www.wearedevelopers.com/videos/100117-tidb-one-layer-at-a-time-how-distributed-sql-became-an-agentic-ai-backbone) - [Exploring BOS: The Blockchain Operating System by NEAR Protocol](https://www.wearedevelopers.com/videos/781-exploring-bos-the-blockchain-operating-system-by-near-protocol) ## Related Articles - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [The 12 Best Jobs for Software Engineers](https://www.wearedevelopers.com/magazine/401-the-12-best-jobs-for-software-engineers) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk)