Deployment Engineer-Energy Management System
Onenergy · Alpharetta, Georgia, United States; Atlanta; Houston, Texas, United States · Posted Jul 2, 2026
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ON.energy is building the power infrastructure that makes the AI era possible. As AI demand surges past what the grid and traditional data centers can support, ON.energy provides a new class of power technology proven at gigawatt scale and trusted by the world’s leading cloud and AI companies. Our systems are already deployed across 2.5 GW of hyper-scale campuses, validated by top U.S. national labs, and certified for grid-safe operation by major utilities. With real products in the field, we’re scaling faster than the grid can, transforming power from a bottleneck into a competitive advantage for the companies building the future.
Location: Atlanta (remote) or Houston (hybrid) with up to 40% travel to project sites as needed.
Role Overview
The EMS Deployment Engineer is responsible for deploying, configuring, and supporting Ignition-based Energy Management Systems (EMS) for utility-scale Battery Energy Storage System (BESS) projects. This role plays a critical part in commissioning, ensuring reliable system visibility, control, data flow, and integration between EMS, PLCs, PCS, BMS, and site networks.
Key Responsibilities
Deploy, configure, and support Ignition-based EMS/SCADA platforms for BESS projects
Support commissioning activities including EMS bring-up, system integration testing, SAT, and early operational support
Configure Ignition gateways, tags, UDTs, alarms, historian, and visualization components
Integrate EMS with Siemens PLCs, PCS, BMS, meters, protection relays, and site networks
Support data acquisition, control workflows, and site-level dashboards for commissioning and operations
Troubleshoot EMS, data, and communications issues under commissioning timelines
Collaborate closely with Controls Engineers, Network Engineers, Deployment Engineers, and Field Commissioning teams
Support FATs, site commissioning, and handover to Service and Operations teams
Assist in developing standardized EMS templates, screen sets, tag models, and deployment procedures
Review and validate EMS documentation, configurations, and as-built deliverables
Travel to project sites during deployment and commissioning phases as required
Required Qualifications
Hands-on experience deploying and supporting Ignition (Inductive Automation) in OT or industrial environments
Experience configuring tags, UDTs, alarms, historians, and visualization in Ignition
Experience integrating EMS/SCADA platforms with PLCs and field devices
Strong understanding of OT systems and industrial communications
Ability to troubleshoot across EMS, controls, and networking boundaries
Comfortable working in fast-paced commissioning environments with evolving requirements
Willingness to travel to project sites as required
Direct, hands-on Ignition deployment experience is required.
Ability to travel to project sites 30-40% as needed.
Preferred Experience
Experience with utility-scale BESS, renewables, power generation, or substation environments
Familiarity with Siemens PLCs and Modbus TCP / IEC 61850 (high-level understanding)
Experience supporting commissioning teams on live sites
Knowledge of OT cybersecurity fundamentals
Experience working with EPCs, OEMs, and customer stakeholders
What Success Looks Like (First 6–12 Months)
Ignition-based EMS systems are deployed reliably across new BESS projects
Commissioning timelines are supported through stable EMS visibility and control
EMS-related issues are identified and resolved quickly during site bring-up
EMS configurations become more standardized and repeatable across projects
Field, commissioning, and service teams trust this role as the EMS authority
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For US-based roles - What you’ll get:
Competitive salary + annual performance-based bonus eligibility
Medical, dental, and vision insurance
401(k) with company match
Paid time off and company holidays
For Mexico-based roles - What you’ll get:
Competitive salary + annual performance bonus eligibility
Christmas Bonus (Aguinaldo): 30 days
Major medical expenses and life insurance
Paid time off and holidays (per local policy)
For all roles:
Professional development and growth opportunities
Opportunity to grow with a mission-driven team shaping the future of clean energy
Equal Opportunity: ON.energy is committed to equal employment opportunity and to maintaining a work environment free of harassment, discrimination, or retaliation.
Accommodations: If you need an accommodation during the application process, email recruitment@onenergystorage.com
Benefits vary by role and location and are subject to change.