Administrative Assistant

Requisition ID: 175935 Job Level: Entry Level Home District/Group: DHO Kiewit Supply Network Department: Administration Market: Corporate Home Office Employment Type: Full Time Position Overview The position operates in the area of project administration and invoice management. District Overview Kiewit Supply Network group specializes in providing comprehensive procurement services to clients across the construction and engineering industries in multiple markets, including transportation; water/wastewater; power; oil, gas and chemical; building; and mining. Our key objectives are to offer clients a world-class service focused on ensuring equipment, materials and services are consistently estimated and procured at the right price. We strive to offer an appropriate level of quality and ensure materials and services are delivered on schedule and in compliance with the client's specifications and expectations. Location This position will be based out of Houston, TX, supporting Kiewit's oil, gas, and chemical projects in a professional office setting Responsibilities Receive and review invoices for accuracy and completeness Communicate effectively with internal departments and external vendors to resolve any invoicing issues or discrepancies Verify that all invoices are properly authorized and approved before processing Maintain accurate records of all invoice transactions and ensure proper filing Continuously improve the invoice processing procedures to streamline workflow and increase efficiency Respond to inquiries from vendors and other departments regarding invoice status Utilize Microsoft Excel to create, maintain, and analyze complex spreadsheets and reports Develop and optimize Excel formulas, pivot tables, and charts to support data analysis Manage and organize large datasets, ensuring accuracy and completeness Support KSN staff in day-to-day activities Assist in preparing presentations, reports, and summaries for management Schedule department and project meetings upon request Expedite and track pre-award vendor information and quotations Qualifications High school diploma or equivalent; college degree preferred 2+ years of experience as an Administrative Assistant or in a similar role Strong proficiency in Microsoft Excel, including the ability to create and utilize formulas, pivot tables, VLOOKUP, conditional formatting, macros, etc. Knowledge of ERP or CRM systems is a plus. Excellent organizational and time-management skills Attention to detail and accuracy in data entry and record-keeping Effective communication and interpersonal skills Ability to work independently and as part of a team Ability to multi-task, prioritize workload, and meet deadlines in a fast-paced environment Other Requirements: Regular, reliable attendance Work productively and meet deadlines timely Communicate and interact effectively and professionally with supervisors, employees, and others individually or in a team environment. Perform work safely and effectively. Understand and follow oral and written instructions, including warning signs, equipment use, and other policies. Work during normal operating hours to organize and complete work within given deadlines. Work overtime and weekends as required. We offer our fulltime staff employees a comprehensive benefits package that's among the best in our industry, including top-tier medical, dental and vision plans covering eligible employees and dependents, voluntary wellness and employee assistance programs, life insurance, disability, retirement plans with matching, and generous paid time off. Equal Opportunity Employer, including disability and protected veteran status.