Quest One

Security Engineer

• Verantwortung für das Thema funktionale Sicherheit im Rahmen einer Produktentwicklung.
• Erarbeitung des funktionalen Sicherheitskonzepts und Spezifizierung der Sicherheitsfunktionen, Regler und Sensoren.
• Entwicklung des Testplans um die Sicherheitsfunktionen zu validieren.
• Unterstützung des Testing Teams beim Erstellen der Testspezifikationen.
• Ansprechpartner für Kundenprojekte zum Thema funktionale Sicherheit.
• Unterstützung des Zertifizierungsprozesses der Produkte und Ansprechpartner für die Zertifizierungsstelle.

Ingenieur Funktionale Sicherheit – Anlagenbau

• Responsibility for the design, implementation and continuous development of the IT and OT security strategy.
• Participation in operational security tasks, including log analysis, incident response, vulnerability management and coordination of penetration tests.
• Establishment and maintenance of a comprehensive security architecture for IT and OT environments.
• Implementation and support of security tools such as SIEM, EDR, firewalls, IDS/IPS, IAM and OT monitoring solutions.
• Execution and support of audits in accordance with ISO 27001, IEC 62443 and KRITIS requirements.
• Conducting risk analyses and deriving appropriate protective measures against cyber threats.
• Close collaboration with IT, OT, production and external service providers.
• Advising management on risks, compliance requirements and investments in the security landscape.

Information Security Officer

• Development, implementation and maintenance of security concepts for OT environments (Industrial Control Systems, SCADA, PLCs).
• Ensuring compliance with relevant standards and legal requirements (e.g. the Cyber Resilience Act, EU Data Act, IEC 62443 standard, the Machinery Regulation, and NIS 2).
• Conducting risk analyses and threat assessments for OT systems and advising on the selection and integration of secure components and architectures.
• Creating security policies, training staff on OT security, and closely collaborating with internal teams and external partners.

OT Security Expert – m/f/d

Accountant

• Develop a robust, sustainable IFRS-focused accounting function in accordance with group policies.
• Responsible for the timely monthly upload of financial results into the parent company's reporting and consolidation systems.
• Take ownership of process implementations and map these processes in the ERP system.
• Responsible for IFRS–HGB reconciliation (IFRS to German GAAP).
• Provide support to the accounting team as needed.
• Contribute to the year-end closing and communicate professionally with external auditors and the parent company's internal audit team.
• Serve as the point of contact for tax matters related to IFRS with the parent company.
• Handle ad-hoc requests and take on ad-hoc projects.

Accountant, IFRS & Processes

Engineering Manager

• Technical responsibility for electrical engineering in large-scale electrolyzer projects.
• Execution of concept, basic and detailed engineering for medium- and low-voltage systems, transformers, switchgear and UPS systems, grounding and lightning protection systems as well as lighting and cable trays.
• Preparation and review of electrical load lists, single line diagrams (SLDs), protection and selectivity concepts, and grid connection requirements.
• Development and review of technical specifications, calculations and documentation for electrical installations and components.
• Interdisciplinary interface coordination with process engineering, mechanical engineering, E&I/Instrumentation & Control, layout and civil/structural engineering.
• Close coordination with internal specialist departments and ensuring compliance with standards, guidelines and project specifications.
• Conducting supplier meetings, technical evaluations and design reviews.
• Supporting procurement and project management with tenders, risk assessments and change management processes.
• Site visits to support installation, commissioning and troubleshooting.
• Active contribution to the further development of engineering standards, tools and best practices.

Electrical Project Engineering Manager

Learning and Development

• Diagnosis of cultural and organizational challenges through interviews, data analysis, and direct observation.
• Design of targeted culture and organizational development interventions linked to business and performance objectives.
• Hands-on implementation and sustainable embedding of initiatives in leadership and team routines.
• Facilitation of workshops, leadership sessions, and team interventions with a focus on concrete behavioral change.
• Close collaboration with leaders to strengthen accountability, decision-making quality, and performance-oriented leadership.
• Definition of success metrics, tracking of impact, and continuous adjustment of initiatives based on results and feedback.

Organizational Development & Culture Manager

People Operations

• Erstellung von Arbeits- und Zwischenzeugnissen
• Pflege von Daten im System sowie in analogen Unterlagen
• Zuarbeit im Bereich der Entgeltabrechnung, insbesondere bei Krankmeldungen und der Betreuung von Werkstudent*innen
• Unterstützung beim Onboarding neuer Mitarbeitender
• Mitwirken bei der professionellen Bearbeitung von Anfragen der Mitarbeitenden im Tagesgeschäft
• Betreuung des Zeiterfassungssystems HR Works
• Unterstützung bei Bedarf im allgemeinen People-&-Culture-Bereich

Werkstudent People, w/m/d

Risk

• Research best practices, frameworks, and regulatory requirements
• Update and organize governance-related documents
• Handle relevant tickets and requests from the business units
• Support meetings, workshops, and communication with stakeholders
• Analyze IT processes and identify opportunities for improvement