Sr. DX Systems Specialist
About The Position
The Senior DX Systems Specialist – Aftermarket is the go-to DX systems specialist responsible for DX (Direct Expansion) system performance, troubleshooting, startups, and refrigerant retrofit solutions within the service and aftermarket organization. This role provides advanced, hands-on DX expertise while serving as a key technical partner to customers, Sales, Engineering, and internal service teams. The position balances field execution, customer-facing technical leadership, and solution development, with a strong focus on strengthening documentation, standards, and guidelines for DX systems across the organization. The ideal candidate is a DX expert with strong practical experience, structured problem-solving skills, and the ability to translate complex technical challenges into clear, executable solutions.
Requirements
- Bachelor’s degree or equivalent technical experience in HVAC / DX systems
- Strong hands-on experience with DX systems in field service, troubleshooting, and startups
- Solid knowledge of refrigerants, compressors, system controls, and DX applications
- Proven ability to communicate technical concepts clearly to customers and internal stakeholders
Nice To Haves
- Experience supporting or leading refrigerant retrofit projects
- Demonstrated collaboration with Sales and project teams on solution development and execution
- Experience developing or improving technical documentation and service standards
- Exposure to project coordination or structured execution within service scopes
Responsibilities
- Provide expert guidance on DX system operation, performance, refrigerants, compressors, and controls interaction
- Support complex customer technical clarifications related to system behavior, performance expectations, and application suitability
- Lead advanced DX diagnostics and root cause analysis for complex or escalated service cases
- Execute and support DX startups, commissioning, and performance verification activities
- Conduct on-site evaluations for system instability, refrigerant-related issues, controls integration, and operational anomalies
- Support and oversee complex service interventions as required
- Act as the technical lead for refrigerant retrofit projects, from initial assessment through execution
- Assess feasibility, risks, system impacts, and execution strategies for retrofit opportunities
- Collaborate with Engineering, Project, and Sales teams to develop technically sound retrofit solutions
- Support customer-facing technical discussions to align on scope, approach, and execution strategy
- Partner with Sales and Aftermarket teams to develop service, retrofit, and upgrade solutions
- Participate in customer technical discussions as a trusted DX expert
- Coordinate with Engineering, Factory, Controls, Warranty, and Quality teams to resolve systemic or recurring DX issues
- Develop and maintain DX service documentation, troubleshooting guides, startup procedures, and retrofit guidelines
- Capture field learnings and convert them into standardized best practices
- Contribute to continuous improvement initiatives focused on reliability, service quality, and customer satisfaction
- Provide technical coaching and mentorship to service technicians and internal teams
- Support targeted technical training initiatives related to DX systems, refrigerants, and controls
- Act as a technical reference point during escalations and complex diagnostics
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What This Job Offers
Job Type
Full-time
Career Level
Senior
Number of Employees
501-1,000 employees
