{"id":2905776,"url":"https://alion.io/job/six-senior-tax-expert-2","title":"Senior Tax Expert","company":{"id":47665,"name":"SIX","domain":"six-group.com","url":"https://alion.io/company/six","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":null},"role":"Finance","role_family":"Finance","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Las Rozas de Madrid, Spain"],"countries":["ES"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":43000,"max_usd":104000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":11},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-09-28T02:00:00Z","employer_posted_date":"2026-09-28","last_verified_at":"2026-10-22T11:27:20Z","board_verified":true,"closed_at":null,"days_open":24,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":24},"description":"SIX drives the transformation of financial markets.\nWhat sets us apart drives us ahead: between local roots and global relevance, we are a unique blend of tradition and future, of foundation and growth. We value bright minds and inspire them to grow with their ideas. Come and shape the future of finance with us.\nSenior Tax Expert\nMadrid|Working from home up to 40%| Reference7955\nAre you interested in working in a highly dynamic environment with international tax exposure? We are looking for an experienced Senior Tax Specialist to join our Group Tax / Tax Management team in Spain. This role requires a self-driven professional who independently manages key tax matters, including tax compliance, tax planning, and advisory support to the group on topics such as restructurings and acquisitions. A particular focus lies on FATCA and QI compliance, where deep expertise and practical experience are essential. Beyond this, you will cover a wide spectrum of responsibilities within an international tax function.\nWhat You Will Do\nOwn and manage FATCA and QI compliance processes, including reporting, controls, and coordination with key stakeholders such as the tax operations teams in Switzerland\nOversee EU DAC obligations, ensuring accurate data validation, documentation, and regulatory submissions\nAct as a tax business partner to BSS Business Units, providing advisory support on products, services, and operational tax matters\nCollaborate closely with Swiss and Spanish teams to align processes and ensure consistent tax governance standards\nSupport transfer pricing topics, including data preparation, documentation, and coordination with internal experts\nTake responsibility for corporate tax compliance and tax reporting across relevant entities\nContribute to tax planning initiatives and provide support on group-wide projects, including restructurings and M&A activities\nProvide comprehensive tax advice on a broad range of international and local tax matters within the group\nWhat You Bring\nDegree in Tax, Business, or Economics with hands-on experience in FATCA, QI, and tax compliance frameworks\nSolid experience in international or regulated environments with exposure to EU or US tax reporting obligations\nAbility to work independently with structured and reliable approach in compliance-driven environments\nStrong communication skills to collaborate across teams and explain complex tax matters to internal and external stakeholders clearly\nNeeded Language Skills: English and Spanish\nIf you have any questions, check out our FAQ page or call Yuliya Stoykoat +34 917095993.\nFor this vacancy we only accept direct applications.\nDiversity is important to us. Therefore, we are looking to receiving applications regardless of any personal background.","description_format":"text","description_chars":2768,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"Spanish","level":"All levels","optional":false},{"language":"English","level":"All levels","optional":false}]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Cybersecurity","Events & Ticketing","Financial Services","Data Providers & Datasets"],"lifecycle":[{"event":"open","at":"2026-10-20T07:46:56Z"}],"visa":[],"liveness":{"score":46,"band":"ok","label":"Likely open","p_open":1,"p_active":0.828,"p_room":0.55,"age_days":24,"expected_fill_days":24,"reasons":["conf:3","velocity","win:tail"],"computed_at":"2026-10-22T06:10:10Z"},"pay":null,"html_url":"https://alion.io/job/six-senior-tax-expert-2","json_url":"https://alion.io/job/six-senior-tax-expert-2.json","meta":{"generated_at":"2026-10-22T12:43:33Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":11357,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-23T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":47665},"rest":"https://alion.io/mcp/rest/get_company?id=47665"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fsix-senior-tax-expert-2"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fsix-senior-tax-expert-2"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fsix-senior-tax-expert-2"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/six-senior-tax-expert-2\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fsix-senior-tax-expert-2"}]}