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...

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 ...

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...

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...

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...

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 ...

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 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...

System One is seeking a Staff Accountant – Accounts Payable to support a fast-paced, high-volume accounting environment. This role is responsible for full-cycle accounts payable processing, ensuring accuracy, compliance, and timely execution of financi...

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...

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: Accounts Payable Operations Manager Location: Sleepy Hollow, NY Type: Contract Compensation: $64.00 - $94.00 per hour Contractor Work Model: Hybrid Hours: 8 AM - 5 PM, Monday - Friday Responsibilities Support day-to-day Accounts Payable (A/P...

Finance Manager - Project Controls & Treasury (Industrial Engineering) The Finance Manager is a senior finance leader responsible for overseeing financial reporting, project-based accounting, bonding support, and treasury management for U.S. operations...

Job Title: Accountant Location: Tulsa, Oklahoma Type: Direct Hire Compensation: $75,000.00 - $95,000.00 Position Overview: System One is seeking an Accountant to perform a variety of accounting functions under the direction of the Controller. This role...

Job Title: Senior Accounts Payable Manager Location: San Rafael, CA (Hybrid – onsite Tuesdays and Thursdays) Hours/Schedule: Monday–Friday, 8 am to 5 pm Compensation: $90-100/hour DOQ Type: 6 month contract Overview The Senior Accounts Payable Manager ...

Job Title: IT Business Analyst Location: Tulsa, OK Type: Direct Hire Compensation: $105000 - $128000 annually Contractor Work Model: Hybrid JOB DESCRIPTION IT Business Analyst – Flexible Customer Payments General Summary The IT Business Analyst for the...

Job Title: Development Accounting Manager Location: Houston, Texas Type: Direct Hire Contractor Work Model: Onsite System One is assisting our client in hiring a Development Accounting Manager. SUMMARY The Development Accounting Manager is a senior acc...

Job Title: Property Accounting Manager Location: Houston, Texas Type: Direct Hire Work Model: Onsite System One is assisting a client in hiring a Property Accounting Manager. SUMMARY The Accounting Manager oversees day-to-day accounting operations, ens...

Senior Accounts Payable Coordinator (Accounts Payable | AP Specialist | AP Analyst | Invoice Processing) Location: Sleepy Hollow, NY Employment Type: Contract Pay Rate: $46–$53/hour Work Model: Onsite Schedule: Monday–Friday | 8:00 AM–5:00 PM Industry:...

Senior Designer (Vapor Controls) Responsibilities Design and draft packaged, skid-mounted vapor control equipment using Plant 3D (Plant Pro) and Autodesk Inventor Collaborate with cross-functional project teams to develop accurate and efficient control...

System One is partnering with a company seeking a Maintenance Technician in the Tulsa, OK area. Responsibilities include: Provide industrial maintenance support to ensure the safe and effective troubleshooting and repair of systems including PLCs, moto...

Job Title: Accounts Payable Location: Newark, New Jersey Type: Contract - 6 months (possible extension) Compensation: $40 - $42.52 hourly Contractor Work Model: Hybrid (after getting trained) About the Role: Our client is seeking a detail-oriented and ...

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...

Job Title: Executive Administrative Assistant Location: Tulsa, Oklahoma Type: Direct Hire Compensation: $70,000.00 - $90,000.00 System One is seeking a highly organized and detail-oriented Executive Administrative Assistant to support senior leadership...

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 Title: Accounts Payable Coordinator (SAP/Ariba) Location: San Rafael, CA (Hybrid – onsite Tuesdays and Thursdays) Hours/Schedule: Monday–Friday, 8 am to 5 pm Compensation: $30-34/hour DOQ Type: 6 month contract Overview The Accounts Payable Coordin...

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...

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 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...

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...