Senior Accountant Location: Tulsa, OK-Onsite Type: Direct Hire Compensation: $70-90K/year System One is working with a well-established manufacturing organization to identify an experienced Senior Accountant to join their accounting team. This role sup...

Job Title: Senior Accountant Location: Tulsa, Oklahoma Type: Direct Hire Compensation: 85-95k/year Position Overview: System One is seeking a detail-oriented and motivated Senior Accountant to support general ledger activities, financial reporting, and...

Senior Accountant System One is partnering with a client seeking an experienced Senior Accountant for a position based in Tulsa, OK. This position is responsible for the accounting of one or more companies and, like many positions within finance, will ...

Job Title: Senior Oil & Gas Accountant Location: Tulsa, Oklahoma Type: Direct Hire Compensation: $85000 - $100000 Contractor Work Model: Hybrid Senior Oil & Gas Accountant We are seeking an experienced Oil & Gas Accountant to support general ledger acc...

Senior Accountant/ Accounts Payable Manager Accounting: Prepare, review, and reconcile general ledger accounts and financial statements. Support month-end and year-end close, including journal entries and accruals. Assist with annual audits and ensure ...

Project Accountant Location: Tulsa, OK Travel: Regular domestic travel Type: Full-Time | Exempt Salary: $70,000–$90,000/year Job Summary System One is seeking an experienced Project Accountant to support multiple projects and ensure accurate billing, r...

Job Title: Sr. Accountant Location: Tulsa, OK Type: Direct Hire Compensation:$75-84K/year System One is working with a client seeking an experienced Accountant to perform complex, professional-level accounting work in a public-sector environment. This ...

Controller System One is partnering with a client seeking an experienced and strategic Controller to join their team and provide financial leadership and oversight across their portfolio of environmental and civil projects. The Controller will be respo...

Job Title: Staff Accountant Location: Tulsa, OK Type: Direct Hire Compensation: $68-75K/year Contractor Work Model: Onsite Accountant (Public Sector) Job Summary Under general direction, this role performs complex, professional accounting work involvin...

Intercompany Billing Analyst Overview: System One is partnering with a client seeking a Billing Analyst who is highly motivated and detail-oriented to support high-volume AR and AP transactions between company subsidiaries. This role reports to the Acc...

Staff Accountant System One is partnering with a client seeking a Staff Accountant who will prepare monthly journal entries, account reconciliations, credit card analysis, and account reviews. This person will serve as backup to other team members in t...

Job Title: IT Asset Management Specialist Location: Tulsa, Oklahoma Type: Contingency Compensation: $90,000.00 - $100,000.00 Contractor Work Model: Hybrid Hours: 40.0 Security Clearance: Not specified Overview The IT Asset Specialist is responsible for...

Accounts Payable Manager Overview: System One is partnering with a client seeking an AP Manager who will be responsible for overseeing the full-cycle accounts payable function, ensuring accurate and timely processing of invoices, vendor payments, and e...

Underwriter (Contract-to-Hire) – On-Site in Tulsa or OKC Compensation: $80,000 per year A client is seeking an experienced Mortgage Underwriter for an on-site, contract-to-hire position based in either Tulsa or Oklahoma City. This role requires a stron...

Permitting Coordinator The Permitting Coordinator assists with all aspects of tracking, organizing, and monitoring Building, Zoning, and Site permits from initial submittal through project closeout. This role works closely with the permitting team and ...

Overview We are seeking a skilled and customer-focused Technical Support Analyst II to provide advanced technical support to end-users. This role serves as the escalation point for complex issues that cannot be resolved at the Tier I level. The ideal c...

Job Description: A proactive, detail-oriented, and self-motivated sales professional is needed to help lead the Northeast U.S. equipment sales effort. In this role, the Regional Sales Manager will call on upstream, midstream, and downstream operators—p...

Accounts Payable Supervisor Overview: System One is partnering with a client seeking an experienced and motivated Supervisor, Accounts Payable to lead and develop a high-performing AP team. Reporting to the Director of Accounting & Controllership, this...

Job Title: SAP Business Analyst I Location: Tulsa, Oklahoma Type: Contingency Compensation: $70,000.00 - $80,000.00 Contractor Work Model: Hybrid Hours: 40.0 Security Clearance: Not specified Overview The SAP Business Analyst will work closely with sen...

A BIM Technician will assist on all aspects of architectural documentation working within a multi-discipline project team of architects and engineers. This work will include architectural production work, such as drafting, 3D computer modeling and main...

Civil Intern Engineer System One is partnering with an architectural firm seeking a Civil Intern Engineer here in the Tulsa area. Responsibilities include: Assist in civil engineering site development projects, gaining hands-on experience in the field ...

Seeking a CONTRACT Expediter (4-6 months) to support production, supply chain, and quality requirements by ensuring critical parts, materials, and work orders move efficiently through the manufacturing process. This role is a hybrid desk + shop-floor p...

MEP Manager Location: Tulsa, OK Type: Direct Hire | Onsite Mission Critical experiance Overview The MEP Manager oversees mechanical and electrical field operations to ensure projects are completed safely, on time, and within budget. This role leads MEP...

POSITION SUMMARY Successful candidates must be able to provide proof of ability to work in the U.S. without sponsorship. The MEP Superintendent is responsible for managing mechanical, electrical, and plumbing (MEP) field operations to ensure projects a...

Customer Data Operations Specialist (Hybrid) Pay: $19/hour Location: Tulsa, Oklahoma Schedule: Hybrid Position Overview System One is partnering with a client in Tulsa, Oklahoma to join their Customer Data Operations team. This role is responsible for ...

Position Overview A skilled CADWorx Drafter is needed to support pipeline, facilities, and mechanical design projects within the midstream and industrial sectors. The drafter will produce accurate 2D and 3D models, detailed drawings, and construction d...

System One has an opportunity with a company based in Tulsa, OK that is looking for a strong Network Engineer whos experienced with Cisco products, strong documentation skills, and is thorough in their troubleshooting techniques. Successful candidates ...

System One is seeking a detail-oriented and patient-focused Self-Pay Collections Representative to join a reputable medical facility in Tulsa, OK. This role is responsible for managing self-pay patient accounts, ensuring timely collection of outstandin...

Civil PE Engineer System One is partnering with an architectural firm seeking a Civil PE Engineer here in the Tulsa area. Responsibilities include: Design and manage projects involving water/sewer upgrades, lift stations, gravity-fed systems, water tow...

E&I Technician – Mill We are working with a client seeking a skilled Instrumentation & Electrical (E&I) Technician to support mill operations by ensuring reliable, efficient, and safe performance of all electrical and control systems. This role offers ...