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...

Controller – Managed Care / Health Plan Salary: $150,000 – $175,000 annually MUST HAVE Managed Care and Health Plan experience Candidates without this experience will not be considered. About the Role System One is seeking an experienced Controller to ...

Job Title: Senior Payroll Accountant/Payroll Tax Location: Newark, NJ Type: Contract To Hire Compensation: $43.88/hour Contractor Work Model: Onsite Senior Payroll Accountant / Payroll Tax Summary Provides support for Payroll Tax and Accounting includi...

System One is assisting a Tulsa company with a search for a Senior Tax Accountant. This position will report to the Tax Manager and work with a small, collaborative team that is growing. The position has a hybrid work schedule - 3 days in office and 2 ...

Senior Accountant Location: Claremore, OK (On-site) Compensation: $90,000 per year Employment Type: Full-Time, Exempt Hiring Company: System One (on behalf of a client) Job Summary System One is hiring a Senior Accountant for a client in the Claremore ...

Job Title: Controller-Project Accountant Location: Oklahoma City, OK Type: Direct Hire Compensation: $75000 - $100000 annually Contractor Work Model: Onsite Job Overview System One is seeking an experienced Construction Controller to oversee the financ...

Job Title: Full Charge Bookkeeper Location: Eatontown, NJ Type: Direct Hire Compensation: $60000 - $65000 annually Contractor Work Model: Onsite Hours: 9 am to 5 pm, Monday - Friday We are seeking an experienced and detail-oriented Full Charge Bookkeep...

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: 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: Project Billing Accountant Location: Pittsburgh , Pennsylvania Type: Direct Hire Compensation: $52-55k pending experience Title: Project Billing Accountant SUMMARY: The Project Billing Accountant is responsible for providing billing support ...

Now Hiring: Customer Service Agents (Remote – Tulsa Area Only) Employer: System One Pay: $17.50/hr. $19.00/hr. - bilingual representatives Schedule: Full-time | Must be available to be scheduled between Monday–Friday 8 AM–7 PM, Saturday 9 AM–1 PM Locat...

POSITION SUMMARY The Project Director serves as the primary point of contact for clients, overseeing projects from acquisition through execution while managing an annual portfolio exceeding $100M. This role combines operational leadership with business...

Job Title: Administrative Assistant Location: Tulsa, OK Job Type: Contract-to-Hire Work Model: Onsite Job Overview System One is seeking a reliable and detail-oriented Administrative Assistant to join a client's team in Tulsa, OK. This is a contract-to...

Job Title: Preconstruction Manager Key Responsibilities: Client Representation: Act as the key liaison between the Preconstruction Team and clients, ensuring all needs and budgetary constraints are met. Budgeting and Value Management: Prepare concept b...

Overview We are seeking a detail-oriented and proactive Systems Administrator to manage, maintain, and support our client’s IT infrastructure. The ideal candidate will ensure the stability, integrity, and efficient operation of the company's systems, n...

System One has partnered with a statewide organization that is seeking an experienced Data Analyst to support data-driven decision-making and compliance across the organization. This role is responsible for gathering, analyzing, and interpreting data f...

System One has an exciting Salesforce Developer opportunity with a partner in the Tulsa, OK area. Successful candidates must be able to provide proof of ability to work in the U.S. without sponsorship. This position is not open to corp-to-corp, subcont...

Job Title: Assembler – Senior Reports To: Assembly Manufacturing Supervisor Position Summary: Responsible for assembling industrial equipment and components with minimal supervision while ensuring safety, quality, and efficiency. Essential Duties & Res...

POSITION SUMMARY: The Senior Project Manager manages the overall project direction, completion and financial outcome for assigned projects. Responsible for directing and mentoring on-site staff. The position requires business management acumen and must...

Job Title: Manufacturing Technician Location: Tulsa , Oklahoma Monday thru Friday 6:30 am to 3:30 pm Perform technical mechanical work using standard hand tools and inspection equipment. Operate equipment for sheet metal fabrication and structural asse...

Corporate Travel Agent Location: Onsite Compensation: $18/hr. Schedule: Regular Shift: Friday–Monday | 4:00 AM – 2:00 PM Training Schedule: Monday–Friday | 9:00 AM – 5:00 PM Company: System One (partnering with a well-established organization) Job Summ...

POSITION SUMMARY The MEP Superintendent is responsible for managing mechanical, electrical, and plumbing (MEP) field operations to ensure projects are completed safely, on time, and within budget. This role supervises the field labor force and trade co...

Job Title: Product Design Engineer Location: Tulsa, Oklahoma Type: Direct Hire Compensation: $90-100k Contractor Work Model: Onsite System One is partnering with a client that is looking for a highly skilled Product Design Engineer to lead mechanical e...

Job Title: Accounting Manager Location: Southeast Houston, TX Type: Direct Hire Compensation: $80,000 – $100,000 Work Model: Onsite Start Date: January 2026 One of our commercial and industrial construction clients is growing and looking to add an Acco...

Job Title: Financial Analyst Location: Overland Park, KS Type: 11-Month Contract Compensation: $30-36.50 Contractor Work Model: Onsite Overland Park, KS - Onsite 5 days/week As a Financial Applications Analyst, you will have the opportunity to: This ro...

Medical Scheduler Tulsa, OK $17–$18/hour | Contract-to-Hire | Full-Time, Onsite System One is seeking a Scheduler for a client in Tulsa. This is a full-time, onsite role. Responsibilities Schedule and manage appointments for multiple providers in a fas...

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: IT Project Manager Location: Tulsa, OK Type: Direct Hire Compensation: $110-140K Contractor Work Model: Hybrid JOB DESCRIPTION Oversee various system projects of a highly complex nature without supervision. Assemble project team, assign indi...

Job Title: Entry Level Administration Location: ONSITE Reporting to Pensacola, FL Pay Rate: Open to Both C2C and W2 options Position Type: Multiyear Contract Job Description: To research, process, and resolve Certificate, Individual Retirement Arrangem...

Division Order Supervisor System One is partnering with a client seeking a Division Order Supervisor who will be responsible for establishing, maintaining, and updating Division of Interest (DOI) records for wells, leases, and production units while en...