Human Resources Coordinator

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 Solaris Energy Infrastructure 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. Job Description About the Opportunity 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. Essential Functions 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. Follow established HR processes and controls while identifying opportunities to simplify workflows, eliminate unnecessary manual steps, and improve efficiency. Develop and maintain process documentation, checklists, templates, and standard operating procedures as HR processes continue to evolve. Provide administrative and project support for compensation cycles, organizational changes, HR audits, employee communications, and other HR initiatives. Respond to routine employee and manager questions and route more complex matters to the appropriate HR team member. Support additional HR projects and responsibilities as needed in a rapidly growing and evolving organization. Key Skills Exceptional communicator – direct and transparent, skilled problem‑solver with proven success in building coalitions and avoiding conflicts Total ownership mentality – proactively identifies and removes obstacles across numerous ongoing tasks Independent thinker – provides original thoughts and constantly asking “how can we do this better” Innovative thinker – willingness to consider novel solutions and ability to adapt to change Desirable teammate – impeccable character, humility, and collaborative Relentless – aspires to contribute and achieve his/her full potential Qualifications Experience & Education 1–3 years of experience in Human Resources, HR operations, payroll or benefits administration, recruiting coordination, data administration, or another high‑volume transactional environment. Bachelor’s degree in Human Resources, Business Administration, or a related field preferred. Demonstrated experience performing high‑volume data entry or transactional processing with a strong emphasis on accuracy. Strong Microsoft Excel skills and comfort working with large amounts of employee or business data. Experience maintaining trackers, reconciling information, and working across multiple systems or data sources. Ability to manage multiple deadlines and priorities in a fast‑paced environment. Strong written and verbal communication skills. Experience with an HRIS, ATS, payroll system, or similar enterprise system preferred. Ability to learn new systems, workflows, and processes quickly. Additional Information Our CREATORS Culture At Solaris, we believe that staying true to our core beliefs improves our decision‑making, productivity and is key to our individual and collective achievements. Combining your innovative thinking with our core values that encourage C ommunication, R ecognition, E ntrepreneurship, A ccountability, T eamwork & T ransparency, O wnership, R esults and S afety, we become CREATORS . We value your hard work, integrity, and commitment to the Solaris “First in Service & Innovation” culture through competitive pay and benefits packages and ongoing career development. Competitive compensation packages Medical, Dental & Vision benefits Disability Insurance Company paid Life and AD&D insurance with supplemental offerings Company matching 401(k) retirement plan Paid time off, including 10 paid holidays Career Progression Tuition Reimbursement This job overview is not all inclusive. In addition, Solaris reserves the right to amend this job overview at any time. Solaris is an Equal Opportunity Employer. Why Solaris Join a company at the forefront of the energy infrastructure buildout powering data centers and industrial growth. We offer competitive compensation, benefits, and opportunities to grow alongside a high‑performing team. #J-18808-Ljbffr Solaris Energy Infrastructure