Sothorn Khel
Smyrna
Summary
Licensed Professional Engineer with 20+ years of experience in instrumentation, controls, and SCADA systems for municipal water and wastewater facilities. Offers a unique combination of hands-on project engineering, system integration expertise, and executive sales leadership. Proven track record of managing projects from concept through commissioning while driving regional revenue growth up to $35M annually. Experienced in PLC programming, control system architecture, and specification development, with a demonstrated ability to build high-performing teams, secure major systems integration projects, and cultivate strategic relationships with municipalities, consulting engineers, and representative firms across the Southeast.
Overview
22
22
years of professional experience
1
1
Certification
Work History
Regional Sales Manager
Inframark, LLC - Automation & Intelligence Division
Norcross, GA
07.2023 - Current
- Manage key client relationships, ensuring alignment with company goals and objectives
- Direct business development and revenue growth across Tennessee, Alabama, Georgia, and South Carolina
- Manage key municipal, general contractor, and consulting engineer relationships
- Develop strategic sales plans aligned with division growth objectives
- Support development of instrumentation, PLC, and SCADA system solutions
- Collaborate with engineering and operations teams to define system architecture and technical scope
- Review control strategies, panel layouts, and system specifications
- Assist with proposal development and technical compliance reviews
Vice President of Sales
MR Systems, Inc
Norcross, GA
11.2019 - 06.2023
- Directed corporate sales strategy and managed internal sales engineers and collaborated with municipal sales rep firms
- Grew annual revenue from $23.3M to $35M
- Developed and executed marketing strategy and sales collateral initiatives
- Strengthened relationships with municipalities and consulting engineers, increasing specification positioning
- Oversaw forecasting, pipeline development, and long-range growth planning
- Oversaw preparation of technical estimates for PLC, SCADA, and telemetry projects
- Reviewed system architecture, instrumentation selection, and control panel design
- Supported specification development with consulting engineers and municipalities
- Coordinated with project management and engineering teams to ensure technical execution aligned with proposal scope
Corporate Sales Engineer
MR Systems, Inc
Norcross, GA
07.2016 - 11.2019
- Led estimating and technical sales support for instrumentation and control systems for municipal water and wastewater projects
- Partnered with municipal sales rep firms across multiple states to drive sales growth
- Collaborated with consulting engineers to influence bid specifications
- Supported proposal strategy and competitive positioning efforts
- Prepared detailed labor and material estimates for PLC-based control systems, SCADA, telemetry, and control panels
- Reviewed P&IDs and contract documents to develop proposals
- Supported system architecture development and communications network design
Regional Manager
MR Systems, Inc
Norcross, GA
01.2013 - 07.2016
- Managed regional execution of SCADA, instrumentation and controls projects across Georgia and South Carolina
- Supervised Field Service Technicians, Application Engineers, and Project Managers
- Ensured long-term customer satisfaction and repeat business
- Oversaw project lifecycle from estimating and design through commissioning
- Supported system startup and troubleshooting efforts
Project Manager
MR Systems, Inc
Norcross, GA
02.2011 - 01.2013
- Managed municipal water and wastewater control system projects from concept through startup
- Developed project schedules, budgets, and equipment procurement plans
- Prepared submittals and coordinated with contractors and consulting engineers
- Directed project resource management to ensure effective collaboration among PLC programmers, HMI programmers, project engineers, and field service technicians
- Oversaw factory testing, field installation, startup, commissioning, and operator training
- Provided post-startup support and troubleshooting
Application Engineer
MR Systems, Inc
Norcross, GA
01.2007 - 02.2011
- Assisted in design and implementation of PLC-based automation systems for water and wastewater facilities
- Programmed Allen-Bradley and Modicon PLCs for pump control, level control, blower systems, chemical feed systems, and filter backwash operations
- Assisted in design and configuration of telemetry systems and SCADA communications
- Developed PLC programming standards and quality control procedures
- Performed factory testing, system startup, commissioning, and field troubleshooting
- Developed and conducting PLC training for internal employees and customers.
Application Engineer
Advantage Industrial Automation
Duluth, GA
01.2004 - 01.2007
- Executed automation system upgrades and PLC-based control system replacements
- Designed PLC systems and performed installations and upgrades
- Developed HMI and data collection applications
- Built proof-of-concept systems to improve process efficiency and reliability
- Developed and conducted custom automation hardware and software training
- Provided field troubleshooting and technical support
- Provided technical support to sales engineers and delivered technical sales presentations and product demonstrations
Education
Bachelor of Science - Electrical Engineering
Georgia Institute of Technology
Atlanta, GA12.2023
Skills
- Sales Leadership & Business Development
- Territory Management & Growth
- Municipal Water & Consulting Engineer Relations
- Technical Estimating & Proposal Development
- Cross-Functional Team Leadership
- Project Management & Scheduling
- Submittals & Technical Documentation
- Instrumentation and Controls Design & Specification
- Pump Stations & Water Treatment Plant Controls
- SCADA & Telemetry System Integration
- PLC Programming (Allen-Bradley, Modicon)
- System Testing, Startup & Commissioning
Certification
Professional Engineer
- Alabama – License #32062
- Georgia – License #PE035649
- North Carolina – License #038040
- South Carolina – License #28981
- Tennessee – License #114911
Timeline
Regional Sales Manager
Inframark, LLC - Automation & Intelligence Division
07.2023 - Current
Vice President of Sales
MR Systems, Inc
11.2019 - 06.2023
Corporate Sales Engineer
MR Systems, Inc
07.2016 - 11.2019
Regional Manager
MR Systems, Inc
01.2013 - 07.2016
Project Manager
MR Systems, Inc
02.2011 - 01.2013
Application Engineer
MR Systems, Inc
01.2007 - 02.2011
Application Engineer
Advantage Industrial Automation
01.2004 - 01.2007
Bachelor of Science - Electrical Engineering
Georgia Institute of Technology