Ppb Job description /b /p /p bLocation /b: BaselbWork Pattern Percentage /b: 80-100%bAdvance your career where Global Mobility drives strategic impact /bIn bGlobal Employer Services /b, we support internationally mobile employees and executives as they work across borders. Our work ensures that individuals sent on assignments abroad, relocating to Switzerland, or working across multiple countries remain fully compliant with tax and social security regulations—both locally and internationally.As a Senior Tax Consultant, you will focus on bSwiss Individual Tax /b, working within a high-impact team to deliver comprehensive, tailored solutions that address the complex needs of our global clients. You will be entrusted with increased ownership and responsibility, leading client engagements, mentoring junior colleagues, and contributing to the development of innovative tax strategies. Your expertise will be instrumental in shaping client success and driving the growth of our practice.bYour responsibilities /bliYou will have the opportunity to take ownership from bday one /b, to be involved in client-facing activities in the field of Swiss tax. /liliYou will be the bprimary driver of a client engagement team /b, steering tax compliance delivery, managing engagement finances, and providing regular outcome and risk reports to the manager to ensure client‑centric and efficient execution. You will also integrate, mentor and bdevelop junior team members /b. /liliYou will lead and manage Swiss and international tax compliance projects, including review of Swiss btax declarations /b and analyze complex international tax and social security positions. /liliYou will review badvice /btailored to each client, supported by thorough research and up-to-date knowledge of Swiss and international tax laws. /liliYou will further develop specific bknowledge /bin Swiss national and international tax. Combine your strengths with the know-how of our experienced teams to unlock your full professional and personal potential, supporting clients across a broad spectrum of tax and social security topics. /liliYou will have the opportunity to apply your technical knowledge to challenging cases and assist in delivering bpresentations /bto clients and colleagues. /liliYou will lead bcomplex tax consulting briefings /b with clients on intricate cross‑border assignments, providing clear, practical advice on Swiss tax and social‑security implications. You will build and maintain client relationships as the primary point of contact, coordinate with international teams on multi‑jurisdictional matters. /libWhat you bring /bliStrong technical knowledge of Swiss national tax laws and international tax principles, including social security regulations related to cross-border mobility. /liliCuriosity, proactive mindset with a willingness to take ownership and drive projects forward independently. /liliExcellent teamwork and communication skills—both written and verbal—with the ability to explain complex tax matters clearly to clients and colleagues. /liliGreat analytical and problem-solving skills, with a keen attention to detail. /liliProficiency in MS Office applications and familiarity with tax software and digital tools. /liliAbility to work effectively in a team-oriented, multicultural environment and fast-paced environment /libYour profile /bliBachelor’s or master’s degree in law, business, economics, finance or similar /lili3–5 years' experience in individual taxation (German: Natürliche Personen) and social security law, gained in a trust/fiduciary practice, tax authority, social security administration or consulting firm. /liliPreferred experience (non‑mandatory): Experience in global mobility, expatriate or international tax advisory, including cross‑border work for multinational clients. /liliCommitment to continuous learning and professional development. /liliFluent in German and English /liliMS Office proficiency /libYour team /bJoin a dynamic and enthusiastic team at our Basel office. We not only enjoy analysing numbers but also value spending quality time together through social events. Teamwork and cross-disciplinary collaboration across all business lines are at the heart of what we do.