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...

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: 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...

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...

Job Title: Senior Financial Analyst Location: Tulsa, Oklahoma Type: Direct Hire Compensation: $90,000-$105,000 Contractor Work Model: Onsite – onsite Overview Senior Financial Analyst System One is partnering with a manufacturing client seeking a Senio...

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 – ...

Technical Accounting Leader (CPA required) Location: Bellevue, WA (Onsite) Pay Rate: $69 - $115 per hour Position Type: Long term - Contract Position Overview System One is seeking an experienced Technical Accounting Leader to support a complex and gro...

Job Title: Controller Location: Claremore, OK Type: Full-Time Compensation: $100,000.00-$120,000.00 Contractor Work Model: Onsite Hours: 40.0 Position Overview We are seeking a hands-on Controller to lead all accounting and finance functions for a grow...

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: Accounting & Finance Manager Location: Jenks, Oklahoma Type: Direct Hire Compensation: $90,000.00-$100,000.00 Work Model: Onsite – onsite Hours: 40.0 Overview A growing mid-sized organization is seeking a highly capable and hands-on Accounti...

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: 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: 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...

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...

Global Director of Procurement & Sourcing Location: Tulsa, OK We are seeking an accomplished and forward-looking Global Director of Procurement & Sourcing to lead a critical function at the intersection of commercial strategy, operational execution, an...

Job Title: Network Administrator Location: Tulsa, Oklahoma Type: Direct Hire Compensation: $75,000.00 Work Model: Onsite – onsite Responsibilities Design, install, configure, and maintain LAN, servers, workstations, printers, and other hardware within ...

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...

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...

Front Desk Receptionist Tulsa, OK $15.00+/hour (DOE) Full-Time | Temp-to-Hire Opportunity System One is currently seeking a professional and dependable Front Desk Receptionist for a valued client in the Tulsa area. This position is ideal for someone wh...

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...

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: 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 ...

Job Title: Medical Biller Location: Tulsa, OK Type: Contract To Hire Compensation: $18-23/hr Work Model: Onsite Hours: 40.0 Responsibilities Prepare, review, and submit electronic and paper claims to insurance companies. Verify claim accuracy and ensur...

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...

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...

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...

System One is hiring two contractors for a valued client in Downtown Tulsa. These are immediate openings expected to last approximately 4 months, supporting a busy department during a special project. Schedule: Monday–Friday, 8:00 AM – 5:00 PM Location...

Job Title: Accounting Clerk Location: Houston, Texas Type: Contract To Hire Compensation: $25.00 per hour Contractor Work Model: Hybrid – onsite and remote Hours: 40.0 hours per week Security Clearance: Not specified Responsibilities Support day-to-day...

System One is seeking a friendly and organized Medical Scheduler / Front Desk Receptionist for a busy healthcare client in Tulsa. This is a great opportunity to join a patient-focused team in a professional medical office environment. Schedule: Monday–...

Job Title: Mechanical Engineer Job Description In this position the qualified candidate will be responsible for the design and implementation of new ultrasound probe repair technologies and improving upon existing processes and capabilities. A typical ...