Administrative Assistant II

Long Beach Generation is a 252MW Simple Cycle power plant located in Long Beach CA.

The Administrative Assistant II provides comprehensive administrative, accounting, payroll, purchasing, inventory, and human resources support for plant operations. This position plays a critical role in ensuring efficient day-to-day business activities through accurate financial processing, inventory control, employee support, and administrative coordination. The successful candidate will demonstrate strong organizational skills, attention to detail, professionalism, and the ability to manage multiple priorities in a fast-paced environment.

This position is covered by the Utility Workers Union of America: Local 246

Essential Duties and Responsibilities

Accounts Payable & Purchasing

• Process invoices in accordance with company policies and established procedures.
• Ensure invoices are accurately reviewed, approved, and processed within required accounting deadlines.
• Monitor and follow up on pending invoice approvals.
• Resolve accounts payable inquiries promptly and professionally.
• Administer purchasing card activities in compliance with corporate policies.
• Manage sales tax exemption documentation and reporting requirements.
• Maintain vendor records within company systems and ensure vendor compliance with insurance, contractual, and company requirements.
• Support procurement activities and coordinate the receipt of materials and services.

Payroll & Human Resources Support

• Process payroll and payroll-related reporting in accordance with company procedures.
• Review, prepare, and process payroll documentation, including timesheets, labor allocations, bonuses, and other payroll adjustments.
• Identify discrepancies and coordinate timely corrections.
• Serve as a liaison between plant personnel and Corporate Human Resources.
• Maintain employee records related to leave administration, workers' compensation, disability programs, and benefits.
• Support recruiting, onboarding, orientation, and employee integration activities.
• Assist with benefits administration and employee communications regarding benefit programs.

Administrative & Operational Support

• Provide administrative support to plant leadership and departmental personnel.
• Assist with compiling operational, environmental, and business reports by gathering and organizing required data.
• Maintain and control site policies, procedures, and document revisions.
• Track and maintain employee training, certifications, and safety records.
• Maintain the security and organization of plant records, files, and office supplies.
• Coordinate meetings, training sessions, travel arrangements, and special events.
• Support company-sponsored employee recognition programs, community outreach activities, and plant functions.
• Ensure compliance with corporate travel, expense reporting, and administrative procedures.
• Handle sensitive and confidential information with discretion and professionalism.

Inventory & Materials Coordination

• Administer inventory management procedures and maintain accurate inventory records.
• Conduct routine inventory audits, cycle counts, and annual physical inventory counts.
• Coordinate material deliveries and receiving activities.
• Ensure materials and inventory are properly organized, labeled, and stored.
• Support inventory reporting and reconciliation activities as required.