System One is assisting a Tulsa client with a search for a Senior Accountant. The Senior Accountant will work with others who excel in their areas of expertise. Responsibilities: Support month-end and year-end close processes Perform reconciliations an...

Job Title: Senior Oil & Gas Accountant Location: Tulsa, Oklahoma Type: Direct Hire Compensation: $90000 - $120000 Contractor Work Model: Hybrid Senior Oil & Gas Accountant We are seeking an experienced Oil & Gas Accountant to support general ledger acc...

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...

Senior Accountant System One is partnering with an oil & gas client seeking a Senior Accountant to support Gas Operational Accounting activities. This role is responsible for preparing and analyzing journal entries, account reconciliations, month-end c...

Job Title: Controller Location: Tulsa, OK Type: Direct Hire Compensation: $110,000 - $140,000 Contractor Work Model: Hybrid – onsite and remote System One has partnered with a growing and established manufacturing organization assisting them in their s...

Job Title: Accounting Assistant Location: Tulsa, OK Type: Contract To Hire Compensation: $22-26/hr Work Model: Onsite Hours: 40.0 Security Clearance: Not specified Responsibilities Support the day-to-day financial operations of the organization, includ...

Director, FP&A Summary System One is assisting a Tulsa client with a search for a Director, Financial Planning & Analysis (FP&A). This role leads enterprise planning, forecasting, and financial strategy while partnering with executives to drive perform...

Accountant Overview We’re seeking a detail-oriented General Accountant to support monthly close activities and day-to-day accounting operations across multiple entities. This is a hands-on role requiring strong fundamentals in GAAP, solid Excel skills,...

System One is currently seeking an experienced Accounting Clerk for a client in Tulsa. This is a full-time opportunity with a growing organization that offers a collaborative work environment and long-term potential. Schedule: Monday–Friday, 8:00 AM – ...

System One is assisting a client with a search for an Operations Finance Controller to serve as the on-site finance partner to plant leadership, owning budgeting/forecasting and performance management. This role focuses on FP&A, operational finance, an...

Job Title: Senior Accountant Location: Anchorage, Alaska Type: Contract Work Model: On-site – onsite Responsibilities • Lead and execute the monthly close per the fuels business closing calendar. • Prepare and post recurring and ad hoc journal entries ...

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...

Job Title: Project Billing Accountant Location: Pittsburgh, PA Type: Direct Hire Contractor Work Model: Onsite with Hybrid after training Overview The Project Billing Accountant is responsible for providing billing support to assigned functional areas ...

Job Title: Customer Service Coordinator Location: Tulsa, Oklahoma Type: Direct Hire Compensation: $45,760.00 - $54,080.00 Contractor Work Model: Onsite – onsite System One has partnered with a growing manufacturing organization in Tulsa, OK, to identif...

System One is working with a local company to find a Sr Project Engineer. Project Engineer Take the lead on high-level development projects, serving as the primary technical authority throughout the sales and execution lifecycle Respond to advanced cus...

Overview System One is working with a manufacturer in the Tulsa area to place a Structural Fabrication Supervisor. Responsibilities Supervise daily fabrication operations, including welders and fitters Schedule manpower and assign work based on the mas...

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: Application Developer Location: Tulsa, Oklahoma Work Model: Onsite Responsibilities Provide application support and maintenance for mobile payment platforms, ensuring system uptime and performance. Troubleshoot and resolve production inciden...

We are seeking a strong ERP focused Business Analyst II to join a growing manufacturing partner of ours here in Tulsa. This role is heavily focused on projects, features, and upgrades. We are looking for experience in JD Edwards and Dynamics. Successfu...

System One is working with a local client to find a Sourcing Specialist. Strategic Sourcing Specialist The Strategic Sourcing Specialist improves the supply chain and purchasing operations of a company. This role works closely with suppliers and vendor...

Job Title: HR Coordinator Location: Tulsa, OK Type: Contract To Hire Compensation: $18-25/hr Work Model: Onsite Hours: 40.0 Security Clearance: N/A Responsibilities Assist with the recruitment process, including posting jobs, scheduling interviews, con...

Job Title: Authorization Rep Location: Tulsa, OK Type: Contract To Hire Compensation: $17-20/hr Work Model: Onsite Hours: 40.0 Security Clearance: none Responsibilities Obtain prior authorizations and pre-certifications for medical procedures, diagnost...

Loan Specialist System One has partnered with a local bank that is seeking a detail-oriented and dedicated Loan Specialist to join their team and contribute to their mission of delivering exemplary customer service and support. Position Summary: The Lo...

Job Title: HR Manager Location: Tulsa, OK Type: Direct Hire Compensation: $100-130K Contractor Work Model: Onsite – onsite System One has partnered with a growing manufacturing organization in their search for an experienced Human Resources Manager to ...

Job Title: Archaeological Field Technician Location: Tulsa, Oklahoma Type: Contract Compensation: $22 - $27 hourly Contractor Work Model: Onsite Hours: Add the job’s scheduled days and times (delete if not needed) Security Clearance: List security clea...

Job Title: Administrative Assistant Location: Tulsa, Oklahoma Type: Contract Compensation: $18.00 Contractor Work Model: Onsite – onsite Responsibilities Maintain accurate entry and management of the customer database, including data entry and updates ...

Job Title: Financial Accounting Manager Employment Type: Direct Hire, Exempt Work Schedule: 8:00am – 5:00pm, Monday – Friday Some flexibility: Could work 7:30am – 4:30pm, Monday – Friday Possible Hybrid once trained: 3 days in office / 2 days remote Sy...

Job Title: Design Engineer Location: Tulsa, OK Type: Direct Hire A growing engineering organization is seeking a highly motivated Mechanical Engineer with strong experience in hydraulic system design. This role is ideal for someone who enjoys hands-on ...

System One is seeking a professional and organized Administrative Assistant for a valued client in Tulsa. This is a full-time opportunity with a stable schedule and a supportive team environment. Schedule: Monday–Friday, 8:00 AM – 5:00 PM Pay: $19–$22/...

Job Title: Insurance Follow Up Rep Location: Tulsa, OK Type: Contract To Hire Compensation: $17-22/hr Work Model: Onsite – onsite Hours: 40.0 Responsibilities Follow up on unpaid, denied, or underpaid insurance claims with commercial, government, and m...