Human Resources Coordinator

About Solaris Energy Infrastructure, Inc. (NYSE:SEI) provides scalable equipment-based solutions for use in distributed power generation as well as the management of raw materials used in the completion of oil and natural gas wells. Headquartered in Houston, Texas, Solaris serves multiple U.S. end markets, including energy, data centers, and other commercial and industrial sectors.

About the role

We are seeking a highly organized, detail-oriented HR Coordinator to support the day-to-day HR operations of a rapidly growing organization. This role is ideal for someone who thrives in a high-volume environment, enjoys working with data and processes, and takes pride in getting the details right. The HR Coordinator will be responsible for processing a wide range of employee transactions, maintaining accurate employee data and documentation, coordinating HR workflows, and ensuring requests move efficiently from initiation through completion. This is a hands-on, execution-focused role. Success requires exceptional attention to detail, strong follow-through, comfort managing a high volume of transactions and competing priorities, and the ability to recognize when something does not look right. The ideal candidate is someone who enjoys creating order, following a process, and finding ways to make that process better as the organization continues to scale.

Responsibilities

• Process high-volume employee transactions throughout the employee lifecycle, including new hires, transfers, promotions, compensation changes, manager changes, organizational changes, leaves, and terminations.
• Enter, update, audit, and maintain employee information across HR systems, spreadsheets, trackers, and other internal records with a high degree of accuracy and timeliness.
• Coordinate HR workflows across multiple stakeholders to ensure transactions are complete, properly documented, approved, and processed within required timelines.
• Support new-hire onboarding by coordinating pre-employment requirements, employee documentation, system setup, orientation activities, and communication with internal teams.
• Support pre-employment processes including background checks, drug testing, physicals, MVRs, and other required screenings.
• Review incoming HR requests and documentation for completeness and accuracy, identify missing or inconsistent information, and follow up to resolve issues before processing.
• Maintain organized and accurate employee files and HR documentation in accordance with company policies and applicable recordkeeping requirements.
• Create, maintain, and reconcile HR trackers and reports used to monitor employee transactions, headcount activity, onboarding, staffing changes, and other HR activities.
• Perform routine audits of employee data and HR records to identify discrepancies and support overall data integrity.
• Assist with employee data requests, reporting, and recurring HR processes by gathering, organizing, validating, and preparing information for review.
• Coordinate with Payroll, Benefits, IT, Operations, Finance, and other departments to ensure employee changes are communicated and executed accurately.
• Track outstanding actions and proactively follow up with employees, managers, and internal stakeholders to drive transactions to completion.