Inventory Controller (on-site) - Tulsa

Westerman, Inc.

Westerman, Inc.

Accounting & Finance
Catoosa, OK, USA
Posted on Thursday, July 4, 2024

Westerman, Inc. is a multiple site manufacturer of production and storage equipment within the oil, gas, and nuclear industries. Our equipment helps optimize well pad design, improve separation efficiency and lower overall equipment spend through high-performance surface separation and processing technology. Our equipment is setting new standards for performance and economics nationwide.


The Inventory Controller is responsible for monitoring and controlling all plant wide production activity to ensure appropriate levels of inventory accuracy and that it supports all goals. This includes the inventory of raw materials, work in process, and finished goods through cycle counting. This role is also responsible for making any changes or corrections to ensure product is in accurate ranges as well as accurate new product costing. The ideal candidate is a self-motivated, problem solver who utilizes knowledge and understanding as well as a strong work ethic to ensure all inventory control specifications and quality are met.


  • Responsible for verifying any deviation from predetermined bill of material on the work order.
    • Material request verification and validation – ensuring that materials are captured correctly, and work orders are modified to capture changes
    • Ensure revision parts are delivered to the correct teams and any parts removed via revision are reclaimed to inventory
    • Work with leads and planning to ensure that parts are on the correct operation or subsequent work order
  • Responsible for part location and quantity validation.
    • Cycle counts performed consistently, and variances tracked and verified to maintain correct QOH
    • Location audits and consolidation – to ensure that location reflects accurately and quantity by location is maintained correctly supporting cycle count accuracy and kitting efficiency
  • Responsible for auditing receipts regularly to ensure procedural adherence is consistent and identifying potential mistakes and opportunities.
    • Daily random receipt audits – supporting the receiving team and identifying potential mistakes and opportunities
  • Responsible for auditing kitting processes daily to ensure all materials are captured and pulled from the correct location.
    • Verifying location accuracy during the kitting process
    • Validating transfers and backflushes daily to eliminate negatives and kit shortages
  • Responsible for verifying any quantities or issues or any additional tasks identified by the Buy Planner, Lead, or Supervisor to ensure the continued progress toward the goal of 100% inventory accuracy.
  • Responsible for communicating with kitters to track shortages and communicating those shortages to Project Managers and Purchasing.
  • Other duties as required and assigned.


  • High school diploma or equivalent required.
  • Minimum of 1 year previous inventory experience required; manufacturing setting preferred.
  • General math, problem solving, and analytical skills required.
  • Excellent verbal and written communication skills required.
  • Extensive knowledge of all inventory-related procedures and system transactions strongly preferred.
  • Proficient in creating and using Excel spreadsheets to support position activities required.
  • Good organizational and follow-up skills required.
  • Extreme attention to detail required.
  • Detailed knowledge of product lines and production processes associated with each strongly preferred.
  • Ability to perform daily clerical tasks associated with reviewing production, receiving, and shipping data for accuracy required
  • Strong computer skills required, including Microsoft Office applications. ERP (Epicor) experience desired.
  • Forklift and/or crane certification required.
  • Must understand and follow all safety and quality policies and procedures.
  • Willingness to partake in additional schooling upon request.

Physical Demands / Work Environment
The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

  • Must be able to stand for extended periods of time, up to entire length of shift.
  • Must be able to exert moderate to heavy physical effort with lifting requirement up to 50 pounds.
  • Must have strong range of motion.
  • Must be able to sit, stand, reach, stoop, kneel, crouch, climb, and bend.
  • Must be able to see, speak, and hear.
  • Must be able to read instructions and all measuring devices.
  • Must be able to walk over both even and uneven surfaces.
  • Must be able to work in extreme temperatures, both hot and cold.
  • Must be able to wear appropriate PPE.
  • Must be physically able to access all areas of the plant and grounds.
  • Some aspects of this position may require working in tight quarters.
  • Some aspects of this position may require close vision, depth perception, the ability to see small detail, and the ability to adjust focus.

Westerman, Inc. is an equal employment opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, sex, sexual orientation, gender identity, religion, national origin, disability, veteran status, or other legally protected status.