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ISS | Institutional Shareholder Services

Proxy advisory and ESG data analytics

Tax Manager

Tax AccountingConfirmed live in the last 24 hours
Full-timeZug, SwitzerlandNo salary listedIn-person

About the Job

Requirements

  • A degree in Tax, Accounting, Finance, Law, Business Administration, or a related discipline is required.
  • Typically, at least 3 years of relevant experience gained within an international tax advisory firm and/or the tax function of a multinational organization is required.
  • Sound knowledge of Swiss corporate income tax and value-added tax is required.
  • Relevant exposure to international tax, tax accounting, and transfer pricing principles is required.
  • Fluency in German and English, both written and spoken, is required.
  • The role requires the ability to manage multiple projects and stakeholders simultaneously.
  • Experience coordinating external advisors and working across jurisdictions is required.
  • The role requires comfort interacting with senior stakeholders in an international environment.

Responsibilities

  • Own Swiss corporate income tax and value-added tax matters for STOXX Ltd. and coordinate tax compliance activities for its foreign branches and subsidiaries.
  • Manage external advisors and oversee filings, tax payments, assessments, and compliance processes across jurisdictions.
  • Act as a key contact for tax authorities, auditors, and external advisors.
  • Monitor tax obligations, deadlines, and advisor deliverables to ensure timely and effective compliance.
  • Prepare and review quarterly and year-end tax calculations, including current and deferred taxes and effective tax rate reconciliations.
  • Coordinate STOXX-related OECD Pillar Two and Swiss QDMTT activities in collaboration with Deutsche Börse Group Tax and external advisors.
  • Support statutory audits and provide tax input for financial and management reporting.
  • Manage the quarterly application of the STOXX transfer pricing model and support its ongoing development in collaboration with Finance, Accounting, and Transfer Pricing experts.
  • Coordinate the determination and documentation of taxable profits attributable to STOXX foreign branches and support relevant transfer pricing documentation, intercompany agreements, and functional analyses.
  • Partner with Finance and Accounting teams on transfer pricing and international tax matters.
  • Advise on value-added tax/goods and services tax, withholding tax, and cross-border transactions.
  • Coordinate external advisors on indirect tax and withholding tax filings and help translate technical tax advice into practical business processes.
  • Support the ISS STOXX Tax Compliance Management System, tax risk management framework, and internal controls environment.
  • Provide practical tax advice on commercial activities, contracts, and business initiatives.
  • Partner with stakeholders across Finance, Legal, Treasury, Sales, and Operations on tax-related matters.
  • Prepare clear tax analyses, recommendations, and management presentations.

Desired Qualifications

  • A Swiss tax qualification or other relevant professional qualification is highly desirable.
  • Knowledge of OECD Pillar Two and Swiss QDMTT is advantageous.
  • ERP experience, such as SAP S/4HANA or similar, is beneficial.

About the Company

ISS | Institutional Shareholder Services

Proxy advisory and ESG data analytics

ISS Governance delivers governance and ESG services to institutional investors, corporations, and other market participants. It provides proxy voting advice, governance research, and ESG data analytics through subscriptions and consulting, plus specialized services like securities class action claims management. Its offerings combine research, data, and outreach across a global network to support decision-making on governance and sustainability issues. The goal is to help clients improve governance and ESG practices, make informed investment and voting decisions, and manage related risks using reliable data and insights.

Company size
1,001-5,000
Company stage
Acquired
Total funding
$3.4B
Headquarters
Rockville, MD
Founded
1985

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