java English-speaking jobs in Mainz

As a Solutions & Services Executive, you will drive the strategic growth of Lenovo's services business through the channel, focusing on mid-market/SMB customers in West and North Germany. You will actively sell services, expand the service pipeline, and collaborate with internal and external teams to develop and implement growth plans.

Manage and support Microsoft 365 applications including Teams, SharePoint, OneDrive, Intune, and PowerApps. Provide 2nd-level support, including root cause analysis and preventive measures. Support Workplace Management, software distribution, and business applications.

DevOps Engineer / Administrator (f/m/d) will manage the IT infrastructure for the Lower Saxony judiciary. Focus will be on the administration and development of the container platform (e.g., Kubernetes, GitLab, Kasten IO) based on RedHat OpenShift.

Leads German product strategy for registered funds, developing and owning product definition and roadmap. Supports multiple product owners and collaborates with stakeholders to understand industry trends and client needs. Requires 10+ years of product development experience, domain expertise in German registered funds, and proficiency in Agile methodologies.

Automation Engineer to deploy, operate, and support OT systems in pharmaceutical manufacturing. Requires 5+ years of experience with automation platforms (Siemens PCS7, Rockwell Automation, DeltaV) and GMP/GAMP5.

Senior Data Analyst to develop sophisticated analyses of data from tactical simulations, agent behavior, and sensor systems. Develop metrics and evaluation logic for defense-related issues and build analysis pipelines, dashboards, and reports. Requires 10+ years of experience in data analytics, proficiency in Python, SQL, and experience with complex technical data. Must have a genuine interest in defense and security applications.

Prepares courier schedules and routes, coordinates courier work, monitors delivery cycles, and provides support to couriers.

Senior Process Automation Engineer needed to design, build, and deploy automation solutions for logistics and partner network. Experience in process automation, analytics engineering, or operations consulting required. Strong Python, SQL, and API integration skills are essential. AI/LLM experience and a problem-solving mindset are also crucial.

Deliver groceries to customers efficiently by e-bike or e-scooter. Meet and exceed delivery targets while providing exceptional customer service.

Experienced Inspector (m/f/d) required for offshore wind project in the German North Sea. Responsibilities include conducting inspections, participating in tests, and ensuring compliance with project standards. Requires a completed degree in a relevant field, several years of experience in automation, telecom, or electrical substation systems, and fluency in English.

Technical editor responsible for electrical design and installation of control cabinets. Requires completed apprenticeship as an electronics technician or comparable training and experience in switch cabinet construction.

Blue Card Agency seeks a German-qualified lawyer for a strategic legal partnership. Lead a legal team, manage cases, and contribute to legal strategy development. Must be fluent in German and Russian. Partnership format with equity participation possible.

Senior RF/mmWave IC Test & Characterization Engineer will develop and execute characterization methodologies for MMICs, RFICs, and semiconductor test structures. Responsibilities include performing device validation, technology qualification, and correlation measurements for advanced RF/mmWave technologies. The role requires experience with RF measurement equipment, test automation, and data analysis.

Experienced Graphic Designer sought for international opportunities. Create visually appealing designs for marketing materials, websites, and social media. Collaborate with marketing teams and stay updated on design trends.

ZeinPharma Germany GmbH seeks an IT System Administrator to develop and manage their IT infrastructure. Responsibilities include network and firewall administration, Windows Server management, Microsoft 365 tenant administration, ERP system support, endpoint management, and IT security implementation.

The U.S. Consulate General in Frankfurt seeks a journeyman level locksmith-metal worker to perform preventive maintenance and repair work on mission buildings and facilities.

The Deutsches Museum seeks an IT Network Systems Engineer / IT Specialist for System Integration to design, operate, and modernize network environments (LAN, WLAN, WAN, VPN). Responsibilities include supporting the museum's "Cloud First" strategy, including Google Workspace and Chromebook integration.

Develop packaging concepts for primary, secondary, and tertiary packaging, optimizing existing solutions and creating technical specifications. Collaborate with cross-functional teams, suppliers, and international affiliates to ensure reliable technical implementation and project success.

goFLUENT seeks energetic trainers to deliver online German language lessons to business professionals. Responsibilities include conducting live video training sessions, providing written feedback, and offering live chat support. Applicants must have excellent German and English communication skills, a college degree, and experience in corporate or teaching settings.

Services and repairs military weapons and weapon support systems in a secure facility. Performs field level maintenance, diagnostics, and repairs according to technical specifications.