PSI Software SE Grid & Energy Management | Germany | 63xxx, 10xxx, 14xxx, 13xxx, 12xxx, 26xxx Aschaffenburg, Oldenburg, Berlin | Permanent position | Full time / Home office | Published since: 31.08.2026 on stepstone.de
Technical Security Expert (Admin) (m/f/d)
The PSI Group develops software products to optimize the flow of energy and material for suppliers and industry. As an independent software manufacturer with more than 2,300 employees, PSI has been the technology leader for process control systems since 1969, which by combining AI methods with industrially proven optimization methods ensure sustainable energy supply, production and logistics. The innovative industry products can be operated by the customer himself or in the cloud. The Business Unit Grid & Energy Management specialises in the development of software solutions for the energy sector. Our offer includes intelligent solutions for grid operators of electricity, gas, heat, oil and water. The focus is on modern network control systems and energy trading software for the energy market. Software Engineer (m/w/d) Aschaffenburg, Berlin, Oldenburg PSI Software SE Grid & Energy Management IT Full time
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Your tasks • Your profile • What we offer
In this role you take a central responsibility for the safety of our products: You shape modern security architectures, analyze risks deeply and ensure that our systems, applications and cloud environments are at a top level at all times. Security Architecture – you develop sovereign security concepts for networks, servers, cloud & applications for our products Secure Integration – You Specifically Bring Security Requirements into Our Products & Projects Risk Assessment – you support the central IT security regarding the assessment of risks & definition of appropriate protection measures for our products Vulnerability & Assessment – Vulnerability analysis & Security assessments are carried out by you independently for our projects Incident Response – your tasks include the analysis, containment and follow-up of security incidents in our business unit Log & Alert Analysis – Log data, alarms & security-relevant events are structured and prioritize results IAM Management – Identity & Access Management you implement professionally and securely Container Security – you support Kubernetes & Container Security
Network & OS Expertise – Network protocols, routing, firewalls as well as Linux & Windows are safe Security Standards – common IT security standards & frameworks you know from practice Cloud & Scripting – working with cloud platforms and script languages like Bash, PowerShell or Python Crypto & Auth – Cryptography and Modern Authentication Process Security Tooling – SIEM, EDR, and Firewall Solutions Working Style – you work independently, structured, responsible & analytical in everyday life Team & Communication – Team skills, communication strength and willingness to call and contact your customers
Working environment - Work in a dedicated, competent and friendly team with flat hierarchies and short decision-making paths Mobility – Choose between a grant to the Jobticket or JobRad to be flexible and environmentally conscious Flexible work – Use up to three mobile working days per week and profit from sliding time to better arrange work and private life. Employee benefits – Enjoy attractive discounts through our Corporate Benefits platform Further development - Regular feedback talks and individual training opportunities support your professional development Team spirit – look forward to joint team events and an open, value-adding exchange
Location
![]() | PSI Software SE Grid & Energy Management | |
| Aschaffenburg, Oldenburg, Berlin | ||
| Germany |
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