Income Tax Manager

Our Company: ISN was established in 2001 and is a global leader in contractor and supplier management. We work closely with a variety of household-name clients in the US, Canada, Europe, Australia, Latin America, and the Middle East to connect them with safe and reliable contractors and suppliers and incorporate a level of due diligence in the contractor management process.

What You’ll Do

• Prepare and oversee quarterly and annual tax provisions


• Review income tax returns, workpapers, and filings; monitor tax law changes


• Manage and review tax GL account reconciliations


• Oversee tax workpapers, including taxable income and estimate calculations


• Partner with internal teams, external firms, and authorities on audits and tax inquiries


• Support tax budgeting and forecasting


• Analyze and interpret tax legislation and regulatory changes


• Support multinational income tax compliance


• Collaborate cross-functionally to drive corporate tax and business objectives


• Lead and contribute to process improvement and compliance initiatives (ISO/QMS)

What You Bring

• 7+ years of corporate tax experience (income tax filing, provisions, and research)Leadership experience with ability to guide and influence teams Bachelor’s degree in Accounting or related field


• CPA or CPA candidate preferred


• Strong knowledge of accounting principles and tax regulations


• Experience with transfer pricing


• Public company experience is a plus


• Strong analytical, leadership, and communication skills


• Ability to operate in a fast-paced, growth-oriented environment

Why Join ISN

• Lead impactful work across global tax operations


• Partner with leadership and drive visibility across Finance


• Work in a high-growth, international environment


• Opportunity to build, mentor, and scale processes and team capabilities

ISN Benefits*

• 100% company-paid monthly insurance premiums for employees and dependents




• Medical, Dental, Vision, and Life Insurance




• Employee assistance program


• 4% retirement matching 


• Long-Term & Short-Term Disability Coverage


• Paid time off




• 0-1 year – 15 day (pro-rated first year)


• 1-5 years – 20 days


• 5-10 years – 25 days


• 10+ years – 30 days




• Holidays – 13 paid holidays


• Monthly cell phone reimbursement


• Complimentary parking space or monthly reimbursement for DART public transportation


• Team-building activities and events, including quarterly kick-off meetings and community volunteer day


• Matching charitable gift program


• Professional development & training opportunities


• Wellness Program: Focuses on community, financial, mental, nutrition, physical and social health


• Business casual, jeans allowed

Onsite Requirements: Employees must be within a commutable distance to the office and be willing to come into the office for required trainings, events, team activities, and meetings. Employees are required to be in-person during training and at least 3 days per week on an ongoing basis. 

*All benefits are subject to change with notice to the employee

ISN does not provide work visa sponsorship for this position (such as H-1B visa sponsorship in the United States). Applicants for employment must possess work authorization/right to work without the need for sponsorship by the employer now or in the future

All job offers will be contingent on successful completion of a drug screen and background check.

ISN is an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status.