[Hiring] Global Tax Accountant @Ciena

Role Description

The Global Tax Accountant plays a key role in supporting Ciena’s direct tax function, helping ensure compliance with U.S. federal, state, and international tax requirements while contributing to accurate and timely tax reporting. This role offers exposure to complex global operations, cross-border collaboration, and opportunities to apply technology to enhance tax processes.

• Support global income tax provision processes through the preparation of tax workpapers and supporting schedules
• Contribute to domestic and international income tax compliance, including coordination of filings and payments
• Monitor, reconcile, and maintain tax-related general ledger accounts to ensure accuracy and completeness
• Perform tax research on evolving U.S. and international tax legislation and assess impacts to the business
• Partner with international accounting teams and external tax advisors to support local tax provisions and compliance
• Assist with income tax audits by gathering documentation and supporting timely responses to audit inquiries
• Contribute to direct tax initiatives, process improvements, and the effective use of tax technology solutions

Qualifications

• 4+ years of progressive experience in public accounting and/or a corporate tax role within a multinational public company
• Bachelor’s degree in Accounting, Finance, or a related field
• Working knowledge of U.S. federal, state, and international income tax regulations
• Experience preparing tax workpapers, provisions, and compliance documentation
• Strong analytical, organizational, and attention‑to‑detail skills
• Ability to manage multiple priorities and deadlines in a fast‑paced environment
• Clear written and verbal communication skills, with the ability to collaborate across global teams

Requirements

• Certified Public Accountant (CPA) or equivalent professional designation
• Experience supporting global tax provision processes for a publicly traded company
• Exposure to tax technology tools and process automation initiatives
• Prior involvement in income tax audits or controversy matters
• Interest in continuous improvement and learning within a global tax function

Benefits

• Competitive compensation
• Comprehensive benefits package, including medical, dental, and vision plans
• Participation in 401(K) (USA) & DCPP (Canada) with company matching
• Employee Stock Purchase Program (ESPP)
• Employee Assistance Program (EAP)
• Company-paid holidays, paid sick leave, and vacation time
• Compliance with all applicable laws regarding Paid Family Leave and other leaves of absence