Tax Specialist

System One, Inc.; Houston (TX); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Health benefits

401(k) plan

Job summary

System One, Inc. is seeking a Tax Specialist to manage tax exposure on projects executed across multiple U.S. states and countries. You will ensure compliance with federal, state, local, and foreign tax requirements and collaborate with Finance, Project Management, Commercial, Supply Chain, Contracts, and Corporate Tax Team.

The role emphasizes identifying tax exposure, advising on optimal tax treatments, and supporting project execution while coordinating audits and responses to authorities.

Qualifications

• Bachelor’s degree in Accounting, Finance, or Taxation.
• 5+ years in a similar tax role.
• Experience with sales/use tax, nexus assessments, and cross-border exposure.
• Experience supporting project teams with tax compliance.
• Exposure to tax audits and working with authorities.

Responsibilities

• Ensure full tax compliance for projects across states/counties.
• Identify and manage tax exposure related to various taxes.
• Provide cross-border tax guidance for transactions and contracting.
• Coordinate tax audits and inquiries across jurisdictions.
• Review contracts and pricing for tax treatment (taxable, pass-through, or recoverable).
• Advise on tax requirements for mobilizing workforce and equipment.
• Develop tax guidance templates and SOPs for multi-jurisdiction projects.

Skills

Multistate tax

Cross-border tax

Tax audits

Tax guidance

Education

Bachelor’s degree in Accounting, Finance, or Taxation

Tools

SAP

Oracle

Ariba

Job description

Tax Specialist

Project Location: Shreveport, LA (per diem included)

The Tax Specialist is responsible for managing tax exposure on projects executed across multiple U.S. states and countries. This role ensures full compliance with federal, state, local, and foreign tax requirements applicable to complex project operations. The Specialist collaborates closely with Finance, Project Management, Commercial, Supply Chain, Contracts and Corporate Tax Team to evaluate tax obligations, optimize tax positions, mitigate risks, and support project execution.

Roles and Responsibilities:

• Ensure full tax compliance for projects operating across various states and counties.

• Identify and manage tax exposure related to corporate income tax, indirect tax, withholding tax, sales/use tax, tax exemption applications.

• Provide clear tax guidance for cross-border transactions, equipment movement, manpower deployment, and contracting strategies.

• Reduce financial risk by implementing strong tax controls and monitoring tax obligations throughout the project lifecycle.

• Coordinate tax audits, assessments, and inquiries related to multi-jurisdiction project activities

• Review client contracts, pricing structures, and invoicing requirements to confirm whether identified taxes are to be passed through, included in sales value, or tracked as client recoverable items.

• Determine optimal tax treatment and provide guidance to Project Controls, Billing, and Supply Chain on correct charging mechanisms (e.g., sales tax-on-sales, markups, cost pass-through, exemptions)

• Provide tax guidance during bidding, contracting, procurement, and project execution

• Support in verifying correct tax treatment for vendors, purchase orders, and service agreements

• Advise on tax requirements for mobilizing workforce and equipment across jurisdictions

• Develop tax guidance templates, checklists, and standard operating procedures for multi-jurisdiction projects.

• Identify opportunities for tax optimization

• Coordinate external and internal tax audits, provide documentation and explanations to authorities as required

Qualifications And Experience

• Bachelor’s degree in Accounting, Finance, or Taxation, 5+ years of experience in similar role

• 5–8 years of experience in multi-state tax or international corporate tax department, preferably in a project-based industry (energy, construction, EPC, engineering services).

• Hands-on experience with sales/use tax, nexus assessments, withholding tax, and cross-border tax exposure.

• Experience supporting project teams with tax compliance in various states/counties.

• Exposure to tax audits and working with tax authorities.

Preferred

• Familiarity with SAP, Oracle, Ariba and other ERP procurement/project management systems

  System One, and its subsidiaries including Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

  System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

  Ref: #208-Rowland Tulsa

System One, and its subsidiaries including Joulé, ALTA IT Services, CM Access, TPGS, and MOUNTAIN, LTD., are leaders in delivering workforce solutions and integrated services across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible full-time employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.