Job Title: Sr. Accountant Location: Tulsa, OK Type: Direct Hire Compensation: $80,000-$110,000 Contractor Work Model: Onsite Hours: 40.0 Job Description Responsibilities: Manage general ledger activities, including month-end close, reconciliations, and...

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...

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...

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...

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: 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: Controller Location: Oklahoma City, Oklahoma Type: Direct Hire Compensation: $115,000.00 - $135,000.00 Overview System One is seeking an experienced and detail-oriented Controller to oversee and manage the accounting operations and financial...

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...

Accounts Payable Analyst-1 Location: Plantation, FL Type: Contract Compensation: Contractor Work Model: remote Hours: 40.0 hours per week Security Clearance: Not specified Responsibilities • Voucher high volume of AP invoices in Oracle under multiple s...

Job Title: Payroll Coordinator Location: Robinson, IL Type: Contract Compensation:$25-$29 per hour Contractor Work Model: Onsite – onsite Hours: 40.0 Responsibilities Serve as fully trained Payroll Coordinator by overseeing the editing and verification...

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 – ...

Chief Financial Officer & Head of Human Resources Full-Time | Exempt | Safety-Sensitive Role Location: Onsite Hours: Mon-Fri 8-5 Compensation: $150,000 Overview This role is responsible for overseeing the financial and human resources functions of a pr...

Job Title: AR Supervisor Location: Tulsa, Oklahoma Type: Direct Hire Compensation: $90,000-$120,000 Contractor Work Model: Onsite Hours: 40.0 Job Description Responsibilities: Oversee daily accounts receivable functions, including billing, cash applica...

Job Title: AP Specialist Location: Catoosa, OK Type: Direct Hire Compensation: $49,000-$56,000 Contractor Work Model: Onsite Hours: 40.0 Overview The Accounts Payable Specialist is a salaried, on-site role responsible for supporting the organization’s ...

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/...

Credit Analyst Position Summary System One is partnering with a client seeking a Credit and Collection Analyst who will be responsible for evaluating customer credit risk and supporting the timely collection of outstanding receivables to maintain consi...

Position: SAP Capital Project Closeout Analyst Location: Denver, CO Work Arrangement: Onsite: Tuesday–Thursday Contract Duration: 12-Months Pay Rate: $48.50/hr. W-2 Position Summary The SAP Capital Project Closeout Analyst – Gas Portfolio supports the ...

Job Title: Product Data & Documentation Associate Location: Princeton, New Jersey (Hybrid) Type: Contract Compensation: $22.00 per hour Responsibilities Assist with the generation and compilation of technical documentation for product information files...

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 ...

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...

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: Participant Liaison Location: Chicago, Illinois Type: Contract To Hire Compensation: $18.00 Contractor Work Model: Onsite Hours: 40.0 Overview We are looking for a participant liaison to assist potential and existing program participants wit...

Job Title: Junior Finance Support Specialist Location: Vienna, VA Type: Contract Contractor Work Model: Hybrid – onsite and remote Hours: 9:30am - 6:00pm EST Responsibilities Support business partners by providing expertise on mortgage and equity proce...

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...

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 hiring an Insurance Follow-Up Representative for a respected healthcare organization in Tulsa. This contract-to-hire opportunity is ideal for someone with medical billing experience who enjoys problem-solving and working directly with ins...

Job Title: Associate Director, Medical Writing Location: Raritan, New Jersey Compensation: $160,000 - $170,000 Contractor Work Model: Remote Hours: 40.0 Responsibilities Provide expert writing and editing support to ensure timely production of high-qua...

Job Title: Benefits Customer Service Rep Location: Lakewood, NJ Type: Contract To Hire Compensation: $25.00 - $27.00 Contractor Work Model: Onsite – Hybrid (remote work available) Hours: 9:00am to 5:00pm / Monday - Friday Benefits Customer Service Rep ...

Job Title: HR Assistant Location: Pittsburgh, PA Type: Direct Hire Contractor Work Model: Onsite SUMMARY: The Human Resources Assistant is responsible for providing Human Resources support to assigned functional areas of the HR Department for the Compa...