HR Specialist HR Specialist (60\-100%) Be the face of innovation in the global energy sector As an HR Specialist, you will oversee the smooth and effective delivery of administrative and operational HR processes throughout the entire employee lifecycle. Serving as a trusted partner to both employees and managers, you will provide reliable, high\-quality HR support while helping to foster positive employee experience and strengthen the company’s culture. Are you passionate about human resources and driven to support people and organizational growth, then send us your application! What you will do Take full responsibility for company\-wide HR administration and ensure smooth HR operations Act as the key point of contact for employees and managers regarding all HR matters Promote and support a positive company culture and employee engagement Maintain and manage employee master data and digital personnel files Prepare employment contracts, amendments and HR documentation Manage onboarding and offboarding, including for international employees Support monthly payroll in collaboration with external providers Oversee time tracking (Zeitabrechnung) and absence management Handle withholding tax and coordinate social security and insurance matters Manage registrations and communication with authorities and insurance providers Support recruitment and employee lifecycle changes (e.g. promotions, salary adjustments) Contribute to HR projects, process improvements, and change management initiatives Coordinate and support employee training and development activities Ensure compliance with Swiss labor law and internal HR policies What makes you the ideal fit Commercial education or a degree / diploma in HR Several years of experience in HR administration in Switzerland and internationally Solid knowledge of Swiss labor law and social security systems Experience with HR systems Team\-oriented with a proactive and solution\-focused mindset High level of discretion and confidential...