freelance English-speaking jobs in Mannheim

The Investor Relations Manager shapes and communicates Symrise's equity story to investors and analysts. This role supports IR strategy, produces investor materials, and coordinates capital market activities. Requires a degree in a relevant field and several years of IR or capital markets experience.

Lead purchasing activities in customer projects, driving on-time delivery through milestone planning and cross-functional collaboration. Monitor project status, coordinate feasibility tests, and ensure timely production starts.

Lead on-site EHS delivery for a 27MW hyperscale data centre project. Drive EHS system implementation, ensure compliance, and foster a proactive safety culture across the workforce. Requires 6+ years in EHS/HSE with construction background.

Develop FPGA/SoC-based digital designs for complex laser systems. Own the full development lifecycle, including RTL implementation, verification, and system architecture definition. Requires 2+ years in FPGA/digital design with Verilog/VHDL.

Warehouse Assistant role offering full-time and part-time opportunities with flexible shift options. Positions require working Monday through Saturday, with specific early, middle, and night shift schedules available.

Drive technical performance of SIG systems across Europe as Head of System Technology. Provide second-level support, analyze field issues, and lead a team of 10–20 experts. Requires technical engineering background and knowledge of SIG filling systems.

Drive regional go-to-market execution for EMEA, translating global strategy into local reality. Tailor high-impact collateral and gather competitive intelligence to refine positioning for IAM/security solutions. Requires 5+ years in PMM with strong German and English skills.

Senior Product Designer shapes the Heartbeat consumer app, owning the full design loop from discovery to production. This AI-native role requires end-to-end feature ownership, leading user research, and collaborating with PMs, engineers, and data scientists.

Staff Scientist role at DKFZ's Single-cell Open Lab. Responsibilities include user support, training, and developing single-cell and spatial omics methods. Requires life science degree, NGS knowledge, and English/German skills.

Contribute to digital design activities, including implementation, checks, simulations, and documentation. Assist with coding, reviewing, and debugging digital logic while collaborating with cross-functional teams. Requires a relevant Bachelor's/Master's degree.

Design and integrate advanced satellite modem systems. Own existing products and contribute to new developments, supporting DVB-S2, DVB-S2X, and CCSDS protocols. Requires a Master's degree and 5+ years in satellite modem technology.

Industrial Engineer to evolve and maintain capacity models for fabrication. Responsibilities include translating constraints into planning decisions, building dashboards, and automating analyses. Requires a degree in Industrial Engineering, Python knowledge, and good German/English skills.

Maintain critical physical infrastructure in data centers, operating and maintaining electrical, mechanical, and fire/life safety equipment. Support 99.999% uptime while driving operational cost reduction.

Senior Associate, Financial Due Diligence, analyzes historical trends to identify deal issues and propose actions for earnings improvement. Requires 2+ years of accounting/finance experience and strong analytical skills.

Experienced Consultant in Energy Transition to help clients translate strategic ambition into actionable energy transition roadmaps. Develop strategies, evaluate technologies like hydrogen and renewables, and build business cases. Requires strong consulting or energy industry experience and fluency in German and English.

Manage supplier invoice verification, payments, and reconciliations. Responsibilities include dunning, debt collection, and supporting SAP payment runs. Requires several years of accounting experience and strong SAP FI knowledge.

Senior Associate, Fund Analysis (Real Estate) plays a central role in managing a pan-European real estate fund. Responsibilities include fund modeling, portfolio strategy, transaction underwriting, and investor reporting. Candidates need strong analytical and commercial skills.

Lead and develop R&D teams for tailored solutions for global air traffic control. Own EASA and CRA product requirements, manage resources, and drive agile development. Requires 10+ years in R&D/software and 5+ years in senior leadership.

Support lab and test environments by assembling and wiring electromechanical systems for prototypes and repairs. Responsibilities include PCB assembly, component integration, and updating CAD documentation. Requires studies in Electrical Engineering or Physics and strong soldering skills.

Staff Engineer Photonics Engineer drives photonics technology for scalable ion-trap chip platforms. Responsibilities include designing, fabricating, and characterizing photonic circuits, authoring reports, and supervising students. Requires a PhD and 3+ years of experience in photonics or quantum optics.