Tom Siebenaler
Passionate HR Expert
Experience
May 2023 - Present
2 years 3 months Augsburg, Germany
Founder & Owner
Seven Trees HR Consulting
- Support and guidance for small and medium-sized companies as an HR Interim Manager and HR Consultant
Apr 2022 - Apr 2023
1 year 1 month Munich, Germany
Head of HR
Omega AG
- Designing and building the newly founded HR department
- Strategic sparring partner for the executive board and management
- Responsible for day-to-day HR operations, including:
- Recruitment: determining staffing needs, conducting interviews, drafting contracts, and onboarding new employees
- HR Business Partner role: advising and supporting managers and employees on all HR matters
- Personnel administration: contact for labor and social security law issues and handling preliminary payroll accounting
- Implementing Personio (HR software): digital personnel files, setup for 5 entities, workflows, recruiting module, absences
- Supporting change and organizational development processes
- Direct line management of one employee
Jan 2021 - Mar 2022
1 year 3 months Munich, Germany
Senior Consultant
Mercer Germany GmbH
- Implementing a career model and performance management system for leaders (industries: finance, transportation, manufacturing)
- Identifying future competencies/skills and developing a competency model (industries: pharma, retail, manufacturing)
- Planning and executing a strategic workforce planning process (industries: finance, energy)
- Delivering HR strategy projects (industries: retail, chemicals): identifying future action areas and developing a roadmap
- Independently leading projects and overseeing (junior) consultants
Jul 2018 - Oct 2020
2 years 4 months Aschheim, Germany
Organizational Development Manager
Wirecard AG
- Proactively advising and supporting 26 international sites (EMEA, APAC, AMER) on introducing and optimizing organizational structures
- Presenting results to top management and various steering committees
- Moderating and facilitating workshops and training sessions
- Independently designing, planning, and executing complex global HR projects:
- Implementing a worldwide job architecture and mapping it in Workday
- Designing and rolling out career paths
- Aligning global role and competency profiles for strategic key positions
Sep 2014 - Jun 2018
3 years 10 months Vienna, Austria
HR Consultant
Knowledge Markets Consulting
- Guiding clients through the entire project cycle (sales pitches, requirements workshops, project support, evaluation)
- Preparing, implementing, and monitoring multisource/360-degree feedback processes with up to 500 feedbacks per cycle
- Advising clients on digitally mapping their talent development programs and change processes
Summary
- HR Strategy & Business Partnering
- HR Administration
- Talent and Organizational Development
- HR Digitalization (e.g. Personio)
- HR Consulting and Recruiting
Languages
Luxembourgish
Native
English
Advanced
German
Advanced
French
Intermediate
Education
Mar 2014 - Jul 2017
Vienna University of Economics and Business
PhD, Competency Management · Economics · Vienna, Austria · 1 (highest grade)
Sep 2011 - Jul 2013
University of Zurich
Master of Science, Assessment Center · Organizational Psychology · Zürich, Switzerland · 6 (highest grade)
Sep 2008 - Jul 2011
University of Basel
Bachelor of Science, Customer Preferences · Psychology · Basel, Switzerland · 6 (highest grade)
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