The Customer Service Account Representative provides front line support for Order Entry and Order Management. This position is responsible for utilizing the Company's business systems to ensure effective order fulfillment. This role will interact directly with Calumet customers, Sales personnel, Plant personnel, Accounting, Credit, Pricing and Transportation team members.

Provide the leadership, direction and expert oversight to ensure that safe, high quality and timely maintenance and construction work occurs during turnarounds, capital construction projects, and routine maintenance. Reports to the Refinery Maintenance & Turnaround Manager. KEY OBJECTIVES AND RESPONSIBILITIES Ensure safety and reliability of refinery fixed equipment. Insp

The Purchasing Supervisor is responsible for supervising overall purchasing processes and activities, which include contracting, bidding, and procuring products and services. KEY OBJECTIVES AND RESPONSIBILITIES Review and approve purchase requisitions and purchase orders. Develop and maintain related documentation. Manage vendor relations, which includes maintaining vendo

R&D Managers are integral members of the Product Management / Research and Development Team, responsible for designing and delivering premium products that support business growth objectives. This role spans the full product development lifecycle from initial concept through commercialization and includes continuous improvement of existing formulations to meet evolving in

Serve as a senior technical authority responsible for engineering leadership of manufacturing systems, process infrastructure, and production assets. Ensure safe, compliant, reliable, and efficient operations by leading engineering initiatives, capital projects, and continuous improvement efforts that materially impact operational performance, safety, and asset reliabilit

This Level I Maintenance Welder position is for a person with strong welding and pipefitting skills. This person must be capable of both stick rod and TIG welding, including welding of alloy metals. This position supports the day to day operation of the site solving issues primarily within the pipefitting and welding fields, but with opportunities to work in all other tra

The Master Data Manager is responsible for the governance, planning, and execution activities surrounding the Material, Vendor, and Customer Master Data. This position recommends, develops, and/or implements process improvements and data management strategies KEY OBJECTIVES AND RESPONSIBILITIES Manage the analysis, design, and documentation of the integration of SAP Maste

AND ROLE This Level II Maintenance Pump Mechanic position is for a person with strong rotating equipment skills. This position supports the day to day operation of the site solving issues primarily within the pump mechanic field, but with opportunities to work in other traditional maintenance skill areas. KEY OBJECTIVES AND RESPONSIBILITIES Mastery of the Pump Mechanic cra

The Laboratory Technician analyzes samples and reports results. The position relies on instructions and pre established guidelines to perform the functions of the job. KEY OBJECTIVES AND RESPONSIBILITIES Perform analyses per Blended Products methodology or Standard Operating Procedures on all samples submitted to lab, including but not limited to Appearance (Clarity) and

The Accounts Payable Analyst supports daily Accounts Payable operations while driving process improvement, reporting, automation, and cross training initiatives. This role serves as a key resource in strengthening AP processes, improving efficiency, enhancing controls, and supporting the long term growth of the department. The ideal candidate combines strong AP operationa

This position will perform engineering project assignments with an emphasis on process improvements including design and upgrade of existing facilities. The project manager will plan, execute, and finalize projects, meeting the deadlines and within budget guidelines. This includes acquiring resources, working with team members, and third party contractors or consultants i

Project Management Lead end to end project management for AST repair, replacement, and capital improvement projects, from scope development through mechanical completion and return to service. Develop scopes of work, RFPs, bid packages, and contractor evaluations for mechanical repair, coating, blinding, and soil remediation scopes. Manage project schedules, budgets, chan

Serve as a senior technical authority responsible for engineering leadership of manufacturing systems, process infrastructure, and production assets. Ensure safe, compliant, reliable, and efficient operations by leading engineering initiatives, capital projects, and continuous improvement efforts that materially impact operational performance, safety, and asset reliabilit

The Level 1 Instrumentation Technician (Mastery Level) is a highly skilled professional responsible for the installation, calibration, maintenance, and troubleshooting of complex instrumentation and control systems across refinery operations. This role serves as a technical authority, ensuring the reliability and accuracy of critical process measurements and control syste

The Customer Service Account Representative provides front line support for Order Entry and Order Management. This position is responsible for utilizing the Company's business systems to ensure effective order fulfillment. This role will interact directly with Calumet customers, Sales personnel, Plant personnel, Accounting, Credit, Pricing and Transportation team members.