Field Engineer
Support construction and commissioning of a utility-scale BESS project with on-site technical guidance and field issue resolution.
On-site • Houston, TX, USA- Full Time
- Min. 3 YOE
ON.energy
45 open rolesLast updated May 5, 2026 at 8:40 AM UTC
All open jobs at ON.energy
Browse the full live job inventory for ON.energy. This page is focused on current openings, while the overview tab highlights role groups and hiring patterns.
45 open positions
Senior Cybersecurity Engineer
Architect and implement security controls for grid-connected energy portfolio across OT edge, cloud telemetry, and dashboards.
- Remote • Houston, TX, USA
- Full Time
- Min. 5 YOE
Project Manager, Energy Storage
Oversees full lifecycle execution of battery energy storage and hybrid data center projects, ensuring safety, schedule, budget adherence, and quality.
- Full Time
- Min. 5 YOE
Project Controller - Services
Oversees financial aspects of service project execution, budgeting, forecasting, cost control, revenue recognition, and governance across full-service lifecycle.
- Full Time
- Min. 5 YOE
Senior Compliance Engineer
Lead compliance strategy and execution for BESS, DC cabinets, inverters, and related power, controls /IT equipment.
- Remote • Houston, TX, USA
- Full Time
- Min. 10 YOE
Controls Engineer
Develop network and control system designs for industrial projects, coordinating across IT and OT teams.
- Remote • Houston, TX, USA
- Full Time
- Min. 3 YOE
Senior Mechanical Engineering Manager – Energy Infrastructure Projects
Lead mechanical design activities, validate thermal performance and structural integrity for mission-critical energy infrastructure.
- On-site • Houston, TX, USA
- Full Time
- Min. 15 YOE
Project Controller
Oversees project financials from budgeting to revenue recognition, ensuring governance across the project lifecycle.
- Remote • Houston, TX, USA
- Full Time
- Min. 5 YOE
Technical Accountant
Technical accounting expert supporting complex renewable energy projects, project finance structures, and corporate transactions under U.S. GAAP.
- Full Time
- Min. 4 YOE
Sourcing Manager - Transformers
Sourcing and procurement leadership for transformers and substation equipment across US operations, ensuring on-time, cost-effective delivery and quality.
- Remote • United States
- Full Time
- Min. 5 YOE
Supply Chain Sourcing Manager - Batteries
Source and manage procurement of battery cells, modules, racks/enclosures, and fully integrated battery systems.
- Remote • Houston, TX, USA
- Full Time
- Min. 5 YOE
Sourcing Analyst
Execute RFQ processes for direct material categories, including supplier outreach, quote collection, and bid evaluation.
- On-site • Houston, TX, USA
- Full Time
- Min. 3 YOE
OT Systems Engineer
Deploys and supports OT network infrastructure for utility-scale BESS projects, ensuring secure connectivity and site handover.
- Remote • United States
- Full Time
Deployment Engineer
Prepare, configure, and validate BESS control, network, and EMS systems pre-shipment to ensure site-ready deployment.
- Remote • United States
- Full Time
- Min. 2 YOE
Senior AWS Cloud Engineer
Senior AWS Cloud / DevOps / Platform Engineer leads design and operation of scalable AWS environments with IaC, networking, and security.
- Full Time
- Min. 5 YOE
Project Executive
Oversees full lifecycle execution of BESS and hybrid energy projects for data centers, ensuring safety, schedule, budget and quality.
- Full Time
- Min. 5 YOE
Commissioning Technician II
Oversee field installation quality, manage small team, perform power-up testing and calibration for commissioning of energy storage systems.
- On-site • Houston, TX, USA
- Full Time
Project Safety Manager
Ensure health, safety and environmental compliance on EPC/data center projects through monitoring, audits, and training across on-site teams.
- Remote • United States
- Full Time
- Min. 10 YOE
EMS Deployment Engineer
Deploys, configures, and supports Ignition-based EMS/SCADA platforms for utility-scale BESS projects with hands-on Ignition deployment experience.
- Remote • United States
- Full Time
- Min. 5 YOE
Site Readiness Technician– Data Center Energy Storage & Power Systems
Field-focused technician ensuring BESS equipment is quality-ready for commissioning and energization.
- Remote • United States
- Full Time
- Min. 3 YOE
Senior AWS Data Engineer
Senior data engineer responsible for scaling AWS-based data infrastructure, implementing ETL/ELT pipelines, and governance across time-series data.
- Full Time
- Min. 5 YOE
UX/UI Specialist
Design SCADA interfaces and front-end components for energy storage, balancing aesthetics and data-driven usability.
- Full Time
- Min. 3 YOE
Lead Test Engineer, R&D
Lead validation cycles, de-risk product line through lab-based stress testing and data translation.
- Remote • United States
- Full Time
Associate Asset Manager, Energy Storage
Oversees grid-tied energy storage assets運?
- Remote • United States
- Full Time
- Min. 1 YOE
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