Tax Senior Specialist, State and Local Tax
Arcadis • Highlands Ranch, CO • Full Time
Posted on Tue, Jun 9, 2026
Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets.
We are more than 34,000 people, in over 30 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world’s most complex challenges and deliver more impact together.
Role description:
The Tax Senior Specialist will manage US state and local direct tax affairs for Arcadis North America and
support tax matters related to the Arcadis US foreign operations. The focus of the role is US state tax
compliance and planning, responding to tax inquiries from tax authorities, and may include assisting with
various federal or international tax compliance and provision issues. In addition, the Tax Senior Specialist
plays a key role in the preparation of quarterly tax reporting for Arcadis North America and its subsidiaries.
This role reports directly to the Tax Reporting Manager.
Role accountabilities:
- Maintain and monitor the tax compliance calendar, including due dates, estimates, and extensions.
- Review state and local income tax returns and supporting workpapers, including preparation of
estimates, extensions, and state apportionment calculations. - Reconcile state tax payable and receivable accounts monthly; manage state tax payment and refund
procedures, including online portal access. Partner with outside tax consultants on various projects,
as assigned. - Collaborate with accounting, legal, and other corporate departments (US and global) to accomplish
assigned objectives. - Track and keep up-to-date records of any state legislative changes and advise on potential tax
planning opportunities. - Research state and local tax matters and provide support to the US and global tax team members,
upon request. - Assist with tracking and responding to tax controversies, including audits and notices
Leverage AI and automation tools to streamline compliance processes and reduce manual
workflows. - Support the Tax and Compliance Director with the preparation of the US tax compliance quarterly
income tax provisions under IAS 12 (IFRS) based tax reporting and accounting, including analysis of
uncertain tax positions, deferred tax positions, return-to-provision adjustments, etc. - Assist as needed in providing information to accounting team related to tax reporting and tax
accounting, including analysis of uncertain tax positions, deferred tax positions, return-to-provision
adjustments, cash taxes, forecasting, etc.
Qualifications & Experience:
- Bachelor’s degree in Accounting, Finance, or related field.
- 4-6 years of relevant tax experience, with a focus on U.S. federal and state income tax compliance.
- OneSource Income Tax experience, preferred.
- Strong knowledge of tax accounting and reporting under IFRS or U.S. GAAP (IFRS preferred).
- Prior experience as a tax advisor or in a corporate tax department.
- Excellent analytical, research, and communication skills.
- Ability to work independently while collaborating effectively across teams.
- Experience with automation tools and tax technology solutions is a plus.
Why Arcadis?
We can only achieve our goals when everyone is empowered to be their best. We believe everyone's contribution matters. It’s why we are pioneering a skills-based approach, where you can harness your unique experience and expertise to carve your career path and maximize the impact we can make together.
You’ll do meaningful work, and no matter what role, you’ll be helping to deliver sustainable solutions for a more prosperous planet. Make your mark, on your career, your colleagues, your clients, your life and the world around you.
Together, we can create a lasting legacy.
Join Arcadis. Create a Legacy.
Our Commitment to Equality, Diversity, Inclusion & Belonging
We want you to be able to bring your best self to work every day. Our ambition is to be an employer of choice and provide a great place to work for all our people. We are an equal opportunity employer. We are dedicated to a policy of non-discrimination in employment on any basis including race, creed, color, religion, national origin, sex, age, disability, marital status, sexual orientation, gender identity, citizenship status, disability, veteran status, or any other basis prohibited by law.
Arcadis offers benefits for full time and part time positions. These benefits include medical, dental, and vision, EAP, 401K, STD, LTD, AD&D, life insurance, paid parental leave, reward & recognition program and optional benefits including wellbeing benefits, adoption assistance and tuition reimbursement. We offer nine paid holidays and 15 days PTO that accrue per year. The salary range for this position is 76000 - 95000$. Actual salaries will vary and are based on several factors, such as experience, education, budget, internal equity, project and location.