Administrative Assistant

NRG Energy

Aug 11, 2025
As an NRG employee, we encourage you to take charge of your career and development journey. We invite you to explore exciting opportunities across our businesses. You'll find that our dynamic work environment provides variety and challenge. Your growth is key to our ongoing success-take the lead in shaping your career development, goals and future! Job Summary: Provide daily administrative and general business support for Plant Operations. Essential Duties/Responsibilities: Include, but are not limited to the following: Accurately review and validate vendor invoices Accurately review track invoices Ensure timely approvals and escalation of issues related to invoice processing Enter and maintain employee time, ensuring accuracy and timely submission Provide day-to-day administrative support to plant staff and leadership team Coordinate meetings, conference calls, and on-site events, including room setup and meal arrangements Order and maintain office and breakroom supplies, ensuring inventory is stocked and cost-effective Assist with onboarding tasks for new employees and contractors (badging, site orientation, desk setup, etc.) Serve as point of contact for incoming calls and visitors, maintaining a professional and welcoming environment Performs all general office responsibilities including typing, filing, sorting and distributing of mail and documents, ordering stationery and supplies, answering telephones, taking messages, copying documents, making deliveries, sending documents by fax, and fuels accounting activities Prepares, revises, reviews and analyzes documents (reports, graphics, spreadsheets, tables, flow charts, organization charts, newsletters, etc.) Responsible for verification of time entry, verification and correction of pay issues and resolutions, vacation tracking / accruals, attendance tracking. First line resolution for pay issues for client group and plant. Provides office support (i.e., makes meeting arrangements, makes travel arrangements, maintains office equipment, prepares expense reimbursement, support Procurement Department etc.) Participates in continuous improvement planning and implementation in assigned area of responsibility Ensures Company resources are used in a cost-effective manner Supports and emphasizes the importance of safety and environmental programs and ensure regulatory compliance Coordinates special projects and reports for management Recognizes problems and is proactive in helping to resolve them Processes time sheets and work orders, verifies payroll data on employees, including pay rates and reimbursements, as required Maintains vacation and absence records for employees within assigned organization, as required Communicates and coordinates activities with vendors, contractors and other NRG departments Working Conditions: Normal office environment and/or power plant environment Requires operation of a motor vehicle; Texas Driver's License Work overtime and non-standard working hours as directed Minimum Requirements: High school diploma or GED 5 years' experience working in an administrative assistant position Experience working in the Microsoft Office suite - Excel, Word, PowerPoint Must live within reasonable commuting distance of the Cedar Bayou Plant, 7705 Old West Bay Blvd, Eldon, TX. Successful candidates must receive a rating of Recommended on the NRG Pre-employment Assessment Test. Valid driver's license. Preferred Qualifications: Experience working in SAP Experience working Visio Experience working in OneNote Experience creating PowerPoint presentations and presenting Additional Knowledge, Skills and Abilities: Ability to effectively communicate (verbal and written) at all levels of the organization Ability to prioritize and accomplish tasks assigned by multiple sources Basic understanding of the processes, systems, assets, resources, key personnel, and business functions of the company Ability to perform as a team member or leader in a cross-functional team environment and achieve consensus decisions Ability to establish and maintain a positive and professional working relationship with all individuals Ability to maintain confidentiality with employee personal information Ability to read, write and understand English Basic knowledge of English grammar and math Basic knowledge of bargaining unit work Agreement, as required Knowledge of the work management system, as required Ability to perform light typing (30 wpm) as appropriate Knowledge of applicable safety and environmental regulations Physical Requirements (Demand and Frequency): Occasionally requires wearing personal protective safety equipment (respirators, safety glasses, hard hat, appropriate footwear, ear plugs, appropriate gloves, etc.) May be required to work around rotating and energized equipment, hazardous materials and chemicals (except Training Assistant) Occasionally requires lifting as appropriate to perform duties and responsibilities *Please Note: Salary offered will be commensurate with the successful candidate's education and/or experience and consistent with the job location's market pay rate.* NRG Energy is committed to a drug and alcohol-free workplace. To the extent permitted by law and any applicable collective bargaining agreement, employees are subject to periodic random drug testing, and post-accident and reasonable suspicion drug and alcohol testing. EOE AA M/F/Vet/Disability. Level, Title and/or Salary may be adjusted based on the applicant's experience or skills. Official description on file with Talent.