Principal Inventory Specialist

RTX (Raytheon); Tucson (AZ); On-site; USD 75,000 - 110,000; Full time

Job summary

RTX is seeking a Principal Inventory Specialist to join the centralized inventory compliance team at its Tucson, AZ location. You will manage inventory processes, resolve variances, and drive system health and continuous improvement across MMAS and ERP environments.

This onsite role collaborates with production control, warehouse operations, receiving, shipping, planning, and other teams to ensure accuracy and compliance with government regulations.

Qualifications

• Typically requires a University Degree or equivalent experience and minimum 5 years of prior relevant experience, or An Advanced Degree in a related field and 3 years experience.
• Experience with Inventory Control, Warehouse Operations, Logistics, Manufacturing, or related field.
• Experience with the end-to-end supply chain value stream.
• Experience with analyzing inventory data.

Responsibilities

• Resolve warehouse inventory variances.
• Identify trends, anomalies, and opportunities for process improvement as it relates to inventory accuracy.
• Support processing Receipt Corrections working with Procurement, Quality, and Logistics Warehouse team.
• Process inventory records that affect physical counts and inventory balances within the ERP software.
• Develop and implement continuous improvement of standard logistics processes within warehouse operations and related functions.
• Perform a variety of tasks and transactions related to the incoming and outgoing of materials, products and/or equipment within the inventory system.
• Build relationships and communication platforms with customers, internal and external, to ensure objectives and commitments are being met.
• Process inventory records that affect physical counts and inventory balances.
• Perform root cause analysis and develop corrective actions.
• Provide guidance relative to process discipline and compliance.
• Ensure execution and continuous improvement of standard processes and participate in process improvement teams.
• Oversee Material Management and Accounting System (MMAS) audits.
• Regularly generate and report on system health metrics.
• Troubleshoot system transaction errors and take appropriate corrective action.

Skills

Inventory control

Warehouse operations

Logistics

Inventory data analysis

Education

University degree or equivalent

Tools

ERP systems

MMAS

Property management systems

Job description

Date Posted: 2026-10-21

Country: United States of America

Location: US-AZ-TUCSON-M13 ~ 3601 E Britannia Dr ~ BRITANNIA M13

Position Role Type: Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

Security Clearance Type: DoD Clearance: Secret

Security Clearance Status: Active and existing security clearance required after day 1

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Raytheon brings the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threat. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

Raytheon is seeking a Principal Inventory Specialist who will be part of the centralized inventory compliance team. This team is responsible for the management of inventory throughout most of the Raytheon U.S. sites. This Inventory Specialist will be responsible for multiple inventory management processes including inventory accountability, induction, system health, in-place shipments, and review of material management processes. In addition, this role is responsible for resolving inventory system-related issues and research efforts to resolve discrepancies. This is a highly collaborative role that will partner with production control, warehouse operations, receiving, shipping, planning and other operational organizations.

This position will be onsite at one of our Tucson, AZ locations.

What You Will Do

• Resolve warehouse inventory variances.
• Identify trends, anomalies, and opportunities for process improvement as it relates to inventory accuracy.
• Support processing Receipt Corrections working with Procurement, Quality, and Logistics Warehouse team.
• Process inventory records that affect physical counts and inventory balances within the ERP software.
• Develop and implement continuous improvement of standard logistics processes within warehouse operations and related functions.
• Perform a variety of tasks and transactions related to the incoming and outgoing of materials, products and/or equipment within the inventory system.
• Build relationships and communication platforms with customers, internal and external, to ensure objectives and commitments are being met.
• Process inventory records that affect physical counts and inventory balances.
• Perform root cause analysis and develop corrective actions.
• Provide guidance relative to process discipline and compliance.
• Ensure execution and continuous improvement of standard processes and participate in process improvement teams.
• Oversee Material Management and Accounting System (MMAS) audits.
• Regularly generate and report on system health metrics.
• Troubleshoot system transaction errors and take appropriate corrective action.

Qualifications You Must Have

• Typically requires a University Degree or equivalent experience and minimum 5 years of prior relevant experience, or An Advanced Degree in a related field and 3 years experience.
• Experience with Inventory Control, Warehouse Operations, Logistics, Manufacturing, or related field.
• Experience with the end-to-end supply chain value stream.
• Experience with analyzing inventory data.

Qualifications We Prefer

• Experience using ERP systems.
• Experience with oversight of sub-contractor inventory management.
• Experience with property management systems and government regulations.
• Six Sigma/CORE certification (or equivalent).
• Active and transferable Secret U.S. government issued security clearance is required prior to start date with the ability to obtain Top Secret or higher clearance level or program access after start date.

What We Offer

Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation.

Onsite : Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

Security Clearance: This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clear