Invoice Resolution Specialist II; Procurement Specialist II

Invoice Resolution Specialist II (Procurement Specialist II)

North Las Vegas, NV, United States

Mission Support and Test Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the U.S. National Nuclear Security Administration (NNSA). Our MISSION is to help ensure the security of the United States and its allies by providing high-hazard experimentation and incident response capabilities through operations, engineering, education, field, and integration services and by acting as environmental stewards to the Site’s Cold War legacy.

Our VISION is to be the user site of choice for large-scale, high-hazard, national security experimentation, with premier facilities and capabilities below ground, on the ground, and in the air. (See NNSS.gov for our unique capabilities.) Our 2,750+ professional, craft, and support employees are called upon to innovate, collaborate, and deliver on some of the more difficult nuclear security challenges facing the world today.

• MSTS offers our full-time employees highly competitive salaries and benefits packages including medical, dental, and vision; both a pension and a 401k; paid time off and 96 hours of paid holidays; relocation (if located more than 75 miles from work location); tuition assistance and reimbursement; and more.
• MSTS is a limited liability company consisting of Honeywell International Inc. (Honeywell), Jacobs Engineering Group Inc. (Jacobs), and HII Nuclear Inc.

The Invoice Resolution Specialist (Procurement Specialist II) plays a critical role within the Contracts & Procurement organization, primarily focused on resolving discrepancies and complexities within invoice processing. This individual is responsible for ensuring the accuracy and timely resolution of problematic invoices, thereby contributing significantly to the financial integrity and operational efficiency of procurement. The Specialist in this role requires strong analytical skills, a deep understanding of contractual terms, and the ability to navigate intricate financial and procurement systems while collaborating effectively with various stakeholders.

Key Responsibilities

• Complex Invoice Resolution: Investigate, analyze, and resolve complex invoice discrepancies related to purchase orders, subcontracts, and service agreements. This includes variances in pricing, quantity, terms, and compliance issues.
• Documentation & Compliance: Ensure all invoice resolution activities are thoroughly documented and comply with prime contract terminology, legal and commercial terms, company policies, and relevant regulatory requirements (e.g., Davis-Bacon Act for certified payroll records).
• Cross-Functional Coordination: Act as a central point of contact for complex invoice issues, coordinating extensively with Procurement Buyers, Accounts Payable, Project Controls, Procurement Systems, Subcontract Technical Representatives (STRs), Warehouse personnel, and Material Protection & Control (MPC) to facilitate timely resolutions and minimize payment delays.
• Supplier Communication: Engage directly with suppliers and subcontractors to clarify discrepancies, negotiate resolutions, and ensure adherence to commercial terms and service level agreements.
• Reporting & Analysis: Generate reports related to invoice holdback, discrepancy rates, and resolution times, providing insights to the Procurement Manager for strategic decision-making.
• System Utilization: Proficiently utilize financial software and ERP systems for tracking, analyzing, and resolving invoice issues, ensuring data integrity across platforms.

Due to the nature of our work, US Citizenship is required for all positions.

• Bachelor’s degree in business, supply chain management, or related field to the position or equivalent training and experience plus a minimum of 2 years’ relevant, progressively responsible experience.
  • Minimum of 3 years of progressively responsible experience in accounts payable, procurement, or a similar financial role, with a strong emphasis on complex invoice resolution, reconciliation, and compliance is preferred.
• Exceptional attention to detail and strong analytical…