2628554 Vulcan Energie Ressourcen GmbH Karlsruhe Bridgeoffice VP SUB-RD-Reservoir Engineering Geology & Reservoir Engineering (Senior) Reservoir Engineer (m/f/d) We want you for... Vulcan Energie Ressourcen GmbH is an innovative, fast-growing company in the field of sustainable lithium extraction and renewable energies. With our lithium plant, we are making a decisive contribution to the decarbonization of European industry and to securing a sustainable supply of lithium in Europe.

We are looking for you to join our growing team in Karlsruhe as a full-time (40 hours per week) as - (Senior) Reservoir Engineer (m/f/d).]]> Your mission

You design, execute, and evaluate dynamic data acquisition programs (e.g.well tests, PLTs, interference tests), including rigsite on-call duties, and analyze pressure, temperature, rate, and production data across all development phases.

You build, maintain, and validate integrated dynamic reservoir simulation models based on static geomodels, ensuring geological consistency and providing continuous feedback to geoscience teams.

You perform history matching, predictive forecasting, and scenario modeling to support robust decision-making and long-term field development strategies.

You support well delivery through pore pressure prediction, dynamic data analysis, and close collaboration with drilling and well engineering teams.

You lead or contribute to integrated field development planning studies, evaluating well concepts, development phasing, injector–producer strategies, facility constraints, and reserves booking implications.

You assess development options against technical, economic, and subsurface risk criteria in close collaboration with geoscientists, facilities engineers, and production technologists.

You ensure high-quality, well-structured data management (Petrel lifecycle) and maintain data integrity across well, seismic, and reservoir modeling datasets.

]]> Your profile

You hold a Master’s degree (or equivalent) in Petroleum Engineering, Reservoir Engineering, or a closely related discipline.

You bring ideally 10+years of professional experience in reservoir engineering roles across different development phases.

You work confidently with industry-standard software such as Petrel/INTERSECT, tNavigator, Kappa Saphir, the PETEX suite, and PVTsim.

You demonstrate a can-do attitude and team-player mindset, prioritizing team and company goals over personal goals.

You communicate clearly and effectively, working collaboratively within multi-disciplinary and multi-cultural teams.

You demonstrate a high level of motivation, personal ownership, and a structured, reliable way of working.

You are able to explain complex technical concepts clearly to both technical and non-technical stakeholders.

]]> We offer

Flexible working hours and the option of mobile working.

30 days of vacation (based on a 5-day week).

Onboarding program “Vulcan Starter Days.” Includes a visit to the power plant and a tour of our laboratory.

Company pension scheme.

Corporate benefits platform with many attractive discount offers.

You interpret structural and stratigraphic features from image logs to characterize reservoirs.

You perform basic petrophysical evaluations to guide subsurface understanding.

You perform facies classifications and rock‑typing of key reservoirs based on all subsurface and outcrop data; you correlate well logs to create GDE maps and stress/strain models.

You build and maintain structural and petrophysical geomodels, ensuring they provide geologically consistent input for numerical simulations.

You support drilling operations through real‑time logging surveillance and timely geological insights.

You collaborate with reservoir engineers and foster effective cross‑disciplinary collaboration.

You safeguard data integrity across well, seismic, and modeling datasets, enabling reliable decision‑making.

You support the data-management of subsurface data and Petrel projects with rigor, safeguarding a well‑structured subsurface database.

]]> Your profile

You hold a Master’s degree (or equivalent) in Geosciences or a closely related field.

You bring ideally 10+ years of professional experience in reservoir geology.

You are proficient with industry‑standard software, including Petrel and image‑log interpretation tools such as WellCAD, Techlog, and Interactive Petrophysics.

You communicate clearly and collaborate effectively within multidisciplinary teams.

You have a proven track record of mentoring and developing junior colleagues.

You work with a high level of motivation, ownership, and structured methodology.

You can translate complex technical concepts into clear, understandable insights for diverse stakeholders.

]]> We offer

Flexible working hours and the option of mobile working.

30 days of vacation (based on a 5-day week).

Onboarding program “Vulcan Starter Days.” Includes a visit to the power plant and a tour of our laboratory.

Company pension scheme.

Corporate benefits platform with many attractive discount offers.

]]> We are looking forward to meeting you! Interested? Just send us your resume using the application form and tell us why you would like to join Vulcan.

*** Please note that all applications must be submitted using the application form - we do not accept applications by email. ***]]> permanent experienced full-time 10-15 environmental_and_geological_testing_analysis r_and_d_and_science 2026-04-24T07:26:38+00:00 2367074 Vercana GmbH Karlsruhe Infocenter CEO-CDO Vercana (Drilling) Anlagenelektriker (m/w/d) permanent experienced full-time 2-5 Elektriker, Anlagenelektriker, Workoveranlagen,Tiefbohrung,Geothermie,Lithium,Drilling,Installation,Montage,elektrische Anlagen,Bohranlage electrician installation_and_maintenance_repair 2025-09-29T12:48:24+00:00 2465213 Vulcan Energie Ressourcen GmbH Karlsruhe Bridgeoffice Frankfurt Höchst COO-ENG Project Development & Management Area Manager (m/w/d) permanent experienced full-time 10-15 Projektleitung,Projektverantwortung,Bauüberwachung general_and_other_engineering engineering 2025-12-17T15:56:47+00:00 2286590 Vulcan Energie Ressourcen GmbH Frankfurt Höchst COO-VPP Power & Chemical Plants Assistenz der Betriebsleitung (m/w/d) permanent experienced part-time 7-10 erneuerbare Energien,Tiefengeothermie,Lithium,plant,powerplan,Anlage,Assistenz,Koordinator executive_support administrative_and_clerical 2025-08-12T14:36:10+00:00 2465099 Vulcan Energie Ressourcen GmbH Karlsruhe Landau Oskar-von-Miller-Str. Frankfurt Höchst COO-VPPE-C&C Project Engineering Bauleiter (m/w/d) permanent experienced full-time 7-10 Bauleitung,Construction,Projektmanagement civil__structural_engineering engineering 2025-12-17T14:51:35+00:00 2071306 Vulcan Energie Ressourcen GmbH Karlsruhe CDO-VPPA Communication & Public Affairs Bauprojektkoordinator mit Schwerpunkt Stakeholder Management (m/w/d) permanent experienced full-time 7-10 erneuerbare Energien,Tiefengeothermie,Lithium,mangement,Stakeholder,koordinator,Bauprojekt general_and_other_engineering engineering 2025-04-25T15:35:05+00:00 1597026 Vulcan Energie Ressourcen GmbH Frankfurt Höchst COO-VPP-CLEOP Power & Chemical Plants Chemikant/Operator für Lithium-Elektrolyse-Anlage (m/w/d) permanent experienced full-time 1-2 erneuerbare Energien,Lithium,operator,chemikant,chemical process operator,infraserv other other 2024-06-11T12:19:45+00:00 1882908 Vulcan Energie Ressourcen GmbH Landau Oskar-von-Miller-Str. COO-VPP-LEOP Power & Chemical Plants Chemikant/Shift Operator für Lithium-Extraktion-Anlage (m/w/d) permanent experienced full-time 1-2 erneuerbare Energien,Lithium,operator,chemikant,chemical process operator,infraserv other other 2024-12-19T13:43:54+00:00 2462160 Vulcan Energie Ressourcen GmbH Karlsruhe COO-HSEQ Project Engineering Construction QA/QC Manager (m/w/d) permanent experienced full-time 7-10 Quality,Construction,Projektmanagement general_and_other_quality_assurance_and_safety quality_assurance_and_saftey 2025-12-15T14:10:03+00:00 2620161 Vulcan Energie Ressourcen GmbH Karlsruhe Bridgeoffice COO-SC-SP Supply Chain & Procurement Contract Manager Projects (m/f/d) permanent experienced full-time 5-7 data_entry administrative_and_clerical 2026-04-30T16:52:16+00:00 2644414 Vulcan Energie Ressourcen GmbH Karlsruhe Bridgeoffice COO-VPPE-PS Project Engineering Cost Controller (m/w/d) permanent experienced full-time 2-5 Controlling,Costcontrolling,Anlagenbau,Projektarbeit general_and_other_engineering engineering 2026-05-21T14:40:49+00:00 2447529 Vulcan Energie Ressourcen GmbH Frankfurt Höchst COO-VPP-CLEOP Power & Chemical Plants E&I Technician (m/w/d) permanent experienced full-time 2-5 erneuerbare Energien,Tiefengeothermie,Lithium,Lithium ,extraction ,Extraktion,Anlage,power,plant,Techniker oil_rig_pipeline_install_and_maintain_and_repair installation_and_maintenance_repair 2025-12-02T16:23:59+00:00 2456493 Vulcan Energie Ressourcen GmbH Karlsruhe CEO-CCO Supply Chain & Procurement Einkäufer - Procurement Specialist (m/f/d) permanent experienced full-time 1-2 data_entry administrative_and_clerical 2025-12-10T08:35:36+00:00 2462295 Vulcan Energie Ressourcen GmbH Karlsruhe Bridgeoffice COO-ENG Project Engineering Engineering Manager (m/w/d) permanent experienced full-time 7-10 Engineering,Ingenieurswesen,Projektarbeit general_and_other_engineering engineering 2025-12-15T15:48:46+00:00 2619629 Vulcan Energie Ressourcen GmbH Karlsruhe Bridgeoffice VP SUB-NB&E Geology & Reservoir Engineering Exploration Geoscientist (m/f/d) We want you for... Vulcan Energie Ressourcen GmbH is an innovative, fast-growing company in the field of sustainable lithium extraction and renewable energies. With our lithium plant, we are making a decisive contribution to the decarbonization of European industry and to securing a sustainable supply of lithium in Europe.

We are looking for you to join our growing team in Karlsruhe as a full-time (40 hours per week) as - Geoscientist (m/f/d).]]> Your mission

You assess, evaluate, integrate, source and QA/QC legacy and newly acquired geological and geophysical data (well, seismic) into a centralized database.

You perform expert-level seismic interpretation and static modelling in structurally complex settings to assess geothermal and lithium resources.

You define exploration needs and develop asset-specific exploration and appraisal programs.

You contribute to portfolio ranking and risking, influencing strategy for systematic resource maturation in a fast‑paced business environment.

You support geophysical acquisition programs and prepare initial well plans in close collaboration with internal and external stakeholders.

You deliver industry‑standard technical products (risk registers, CRS maps, well‑failure analyses, PFS/DFS) as robust decision bases.

]]> Your profile

You have a university degree or PhD in geosciences or a related discipline.

You bring at least 5–8 years of professional experience in exploration and subsurface modelling for fluid mining projects.

You demonstrate high proficiency in industry‑standard subsurface software such as Petrel, GIS and WellCAD.

You have basic experience in project management and working within multidisciplinary project teams.

You collaborate effectively as a team player, actively contributing technical expertise to support shared objectives.

You communicate complex technical topics clearly to internal and external stakeholders through strong presentation and discussion skills.

You show a high level of motivation, initiative, reliability and responsibility, while actively aligning technical work across disciplines and teams.

]]> We offer

Flexible working hours and the option of mobile working.

30 days of vacation (based on a 5-day week).

Onboarding program “Vulcan Starter Days.” Includes a visit to the power plant and a tour of our laboratory.

Company pension scheme.

Corporate benefits platform with many attractive discount offers.

You support the CPO on operational topics and represent them in their absence.

You lead and coordinate the HR Business Partner and Specialist teams to ensure effective collaboration and high‑quality service delivery.

You work closely with the works council on employee relations, co‑determination topics, and compliance matters.

You advise managers on HR-related questions and leadership challenges, acting as a trusted partner.

You drive and implement key HR projects, such as HR software rollouts, new compensation initiatives, and culture or engagement programs.

You develop and maintain HR policies and processes aligned with company strategy, legal requirements, and operational excellence.

You analyze data to identify opportunities for improvement and support change management and organizational development efforts.

]]> Your profile

You bring a background in human resources management, business administration, or a comparable field, paired with deep HR expertise across labor law, employee relations, co‑determination, and HR policies.

You have strong leadership experience, having managed HR Business Partner and Specialist teams with trustworthiness, confidence, and a collaborative mindset.

You excel in organizational development, change management, cultural initiatives, and can effectively represent C‑level topics at an operational level.

You demonstrate solid knowledge in compensation & benefits, HR systems, HR analytics, and data‑ and KPI‑driven decision‑making.

You manage complex HR projects such as HR software rollouts and process implementations with a structured, analytical, and solution‑oriented approach.

You work confidently with works councils and handle conflict resolution and diplomatic situations with professionalism.

You communicate fluently in German and English with strong consulting skills, strategic thinking, empathy, and a high service orientation.

]]> We offer

Flexible working hours and the option of mobile working.

30 days of vacation (based on a 5-day week).

Onboarding program “Vulcan Starter Days.” Includes a visit to the power plant and a tour of our laboratory.

EGYM Wellpass with an employee contribution of €15.00 incl. Ust per month.

Company pension scheme.

Corporate Benefits platform with many attractive discounts offers.

With meinEAP by INSITE, you receive confidential and free support at any time – for greater well-being at work and in everyday life.

]]> We are looking forward to meeting you! *** Please note that all applications must be submitted using the application form—we do not accept applications by email. ***]]> permanent experienced full-time 7-10 general_and_other_human_resources human_resources 2026-02-17T08:38:41+00:00 2599476 Vercana GmbH Karlsruhe CDO-VCA-HSE Vercana (Drilling) HSE Advisor (m/w/d) We want you for... Karlsruhe site on a full-time (42 hours, 14 days on, 14 days off) and permanent basis as a HSE Advisor (m/f/d). The site is located 35 kilometers north-west of Karlsruhe in the area of our Phase 1 project, where several geothermal wells are being drilled.]]> Your mission

Operational HSE support for drilling activities

Safety walks, JSAs, risk assessments, and clearances – directly on-site

Monitoring of HSE compliance (occupational safety, health, environment) at the drilling rig

Consulting and support for crews and contractors on safe work practices

Gas safety support, including area monitoring, clearance testing, and respiratory protection

Identifying and reporting non-conformities and initiating improvements

Inspections and testing as part of qualification procedures (e.g., fall protection equipment, lifting slings, ladders, scaffolding)

Daily documentation and reporting (HSE report, Life Card system) + coordination with other departments

]]> Your profile

Completed technical/trade vocational training

3–5 years of relevant HSE work experience in the energy industry or comparable industrial environments, preferably in the drilling, oil, and gas sectors. (Experience from offshore, marine, wind energy, or gas production environments is considered equivalent.)

Expertise in relevant HSE topics (e.g., PPE, lifting slings, ladders/stepladders)

Qualifications in gas protection (coordination & equipment maintenance) and fire safety

Proficiency in MS Office

Good written and spoken English skills

Structured, reliable, and self-motivated work style in operational environments

Ability to handle stress, strong communication skills, and a team- and solution-oriented approach with a high level of safety awareness

]]> We offer

Responsible position with creative freedom in a future-oriented company

Collaboration on groundbreaking projects in the field of geothermal energy and lithium mining

Individual training and development opportunities as well as targeted mentoring by experienced colleagues

Modern working environment and a collegial, appreciative team

Long-term prospects in an industry with great growth potential

Attractive compensation package

]]> We are looking forward to meeting you! jobs@v-ca.eu.

*** Please note that all applications must be completed using the application form - we do not accept applications via email. ***]]> permanent experienced full-time 2-5 renewable energy other other 2026-04-13T14:38:37+00:00 812334 Vulcan Energie Ressourcen GmbH Karlsruhe CPO-P&C Initiativbewerbung Initiative Talent (m/f/d) for all locations We want you for... Your mission

Convince us of your talent, where your heart is and which position we should create for you.

Find a place in one of the companies of our Vulcan Group in Augsburg, Karlsruhe or Insheim.

You are open to our milestones and pave the way to the future together with our international team.

]]> Your profile

You have relevant professional experience, are about to graduate, have completed apprenticeship training or have successfully completed your studies.

You are inquisitive, motivated and have a desire to move things forward and take the initiative.

You are a team player and at the same time enjoy working independently.

You like modern working on site or mobile.

Very good German and English skills complete your profile.

]]> We offer

Flexible working hours as well as possibility for mobile working.

30 days’ vacation (based on a 5-day week).

Onboarding program "Vulcan Starter Days". Including a visit to the power plant and a tour of our laboratory.

Sports and leisure activities - EGYM Wellpass with 15,00€ incl. VAT. contribution per month, regular company events, after-work sports groups.

Corporate benefits platform with many attractive discount offers.

Responsible job shaping a CO2-neutral future in Europe.

Exciting, responsible and varied activities with room for own ideas.

Room for professional and personal development with individual training opportunities.

]]> We are looking forward to meeting you! Ralf, Jana, Elena, Corina and Rita via HR@v-er.eu.

*** Please note that all applications must be completed using the application form - we do not accept applications via email. ***]]> permanent experienced full-or-part-time 2-5 general_and_other_engineering engineering 2022-09-06T10:18:06+00:00 2645144 Vulcan Energie Ressourcen GmbH Karlsruhe CTO-SD Laboratory & R&D Lab Technician (m/w/d) permanent experienced full-time 5-7 erneuerbare Energien,Tiefengeothermie,Lithium,labor ,Lab,Sorbent,Forschung ,development materials_and_physical_research r_and_d_and_science 2026-05-22T09:13:02+00:00 2462348 Vulcan Energie Ressourcen GmbH Karlsruhe COO-ENG-MECH Project Engineering Lead Static Equipment Engineer (m/w/d) permanent experienced full-time 10-15 Engineering,Projektarbeit,Projektmanagement,staticequipment mechanical_engineering engineering 2025-12-15T16:37:33+00:00 2568756 Vulcan Energie Ressourcen GmbH Karlsruhe COO-ENG-CSA Project Engineering Leitender Bauingenieur / Architekt (m/w/d) permanent experienced full-time 7-10 CSA,Bauingenieurswesen,Anlagenbau,Tiefbau,Bohrplätze civil__structural_engineering engineering 2026-03-18T15:00:12+00:00 2463591 Vulcan Energie Ressourcen GmbH Karlsruhe COO-ENG-CSA Project Engineering Leitender Bauingenieur/Architekt (m/w/d) permanent experienced full-time 7-10 CSA,Tiefbau,Projektarbeit,Bauingenieurswesen civil__structural_engineering engineering 2025-12-16T13:31:25+00:00 1679948 Vulcan Energie Ressourcen GmbH Karlsruhe COO-ENG Project Engineering Leitender Ingenieur Elektrotechnik (m/w/d) permanent experienced full-time 7-10 erneuerbare Energien,Tiefengeothermie,Lithium,electrical engineering,electrical ,lead electrical electrical_and_electronics_engineering engineering 2024-08-15T17:53:32+00:00 2518162 Vulcan Energie Ressourcen GmbH Landau Oskar-von-Miller-Str. COO-VPP-LEOP Communication & Public Affairs Piping & Mechanical Supervisor (m/w/d) permanent experienced full-time 2-5 erneuerbare Energien,Tiefengeothermie,Lithium,Mechanical ,Supervisor ,piping,Industriemechaniker oil_rig_pipeline_install_and_maintain_and_repair installation_and_maintenance_repair 2026-02-04T08:31:42+00:00 2620173 Vulcan Energie Ressourcen GmbH Karlsruhe Bridgeoffice COO-SC-SP Supply Chain & Procurement Procurement Specialist Projects (m/f/d) permanent experienced full-time 2-5 data_entry administrative_and_clerical 2026-04-30T17:01:22+00:00 2578249 Vulcan Energie Ressourcen GmbH Karlsruhe CDO-PD-Permitting Project Engineering Projektingenieur für bergrechtliche Genehmigungsverfahren (m/w/d) permanent experienced full-time 2-5 Projektarbeit,Genehmigungsverfahren,Bergbaurecht,Auflagenmanagement environmental_and_geological_engineering engineering 2026-03-26T19:23:58+00:00 2464819 Vulcan Energie Ressourcen GmbH Karlsruhe COO-ENG-ICE Project Engineering Projektingenieur für Elektrotechnik, Messtechnik und Steuerungstechnik (m/w/d) permanent experienced full-time 2-5 Elektrotechnik,Messtechnik,Steuertechnik,Inbetriebnahme,Projektarbeit general_and_other_engineering engineering 2025-12-17T11:59:42+00:00 1604050 Vulcan Energie Ressourcen GmbH Landau Oskar-von-Miller-Str. COO-VPP-LEOP Power & Chemical Plants Schichtleiter für chemische Pilotanlage LEOP (Lithiumextraktionsoptimierungsanlage) (m/w/d) permanent experienced full-time 2-5 Pilotanlage,Lithiumgewinnung,Hydromettalurgischer Prozess,Chemieingenieur,Teamleiter,Lithium,Vulcan,Demonstrationsanlage,Lithiumextraktion,Schichtleiter chemical_engineering engineering 2024-06-17T18:16:30+00:00 2420007 Vulcan Energie Ressourcen GmbH Karlsruhe Bridgeoffice CTO-R&D Laboratory & R&D Senior Analytical Technician (m/w/d) permanent experienced full-time 5-7 erneuerbare Energien,Tiefengeothermie,Lithium,Labor,Technician ,Analytical,Analytics,Lab environmental_and_geological_testing_analysis r_and_d_and_science 2025-11-07T12:39:31+00:00 2461942 Vulcan Energie Ressourcen GmbH Karlsruhe COO-ENG-CSA Project Engineering Senior Bauingenieur (m/w/d) permanent experienced full-time 5-7 Bauingenieurwesen,Bauingenieur,CSA general_and_other_engineering engineering 2025-12-15T11:44:26+00:00 2464022 Vulcan Energie Ressourcen GmbH Karlsruhe COO-ENG-MECH Project Engineering Senior Maschinenbauingenieur (m/w/d) permanent experienced full-time 10-15 Maschinenbau,Projektarbeit,Engineering mechanical_engineering engineering 2025-12-16T18:09:51+00:00 2647123 Vulcan Energie Ressourcen GmbH Karlsruhe CPO-P&C People & Culture, Central Services Talent Acquisition Specialist / Recruiter (m/w/d) permanent experienced full-time 2-5 recruiting_and_sourcing human_resources 2026-05-26T07:40:22+00:00 2591048 Vulcan Energie Ressourcen GmbH Karlsruhe CIO-IT IT, Process Management, HSEQ Teamlead IT – Datacenter & Infrastructure (m/w/d) We want you for... Vulcan Energie Ressourcen GmbH is an innovative, fast-growing company in the field of lithium extraction and renewable energies. With our lithium plant, we are making a decisive contribution to the decarbonization of European industry and to securing a supply of lithium in Europe.
Support our dedicated team in making our vision of a climate-neutral future a reality.

We are looking for you to join our growing team in Karlsruhe as a full-time (40 hours per week) as Teamlead IT -Datacenter & Infrastructure (m/f/d).]]> Your mission

You take overall responsibility for steering, operating and continuously developing the global IT infrastructure, including data centers and networks (LAN, WAN, connectivity).

You develop and implement the IT infrastructure, datacenter and network strategy, including target architectures and long-term roadmaps.

You plan, manage and execute IT infrastructure and data center projects from concept phase through to operational handover.

You ensure a highly available, secure and high‑performance IT infrastructure in alignment with Service Management and external service providers.

You oversee backup, disaster recovery and business continuity concepts and ensure their effective implementation.

You drive knowledge transfer, change management and user adoption for new systems, services and processes.

You participate in audits and risk assessments and ensure compliance with security and regulatory requirements in close collaboration with IT Security.

]]> Your profile

You hold a degree in business informatics or a comparable qualification and bring experience in IT infrastructure management as well as data center and network operations.

You have proven experience in leading teams and managing external service providers, complemented by a strong understanding of IT service, project and management processes.

You maintain a strong interest in new and emerging technologies, including networking, firewalls and service management tools.

You work in a highly analytical, structured and solution‑oriented manner.

You demonstrate clear decision-making ability, assertiveness and a strong sense of responsibility.

You are exceptionally well organized, resilient, and able to perform effectively in complex, dynamic environments.

You communicate confidently with excellent presentation skills and are fluent in both German and English, written and spoken.

]]> We offer

Flexible working hours and the option of mobile working.

30 days of vacation (based on a 5-day week).

Onboarding program “Vulcan Starter Days.” Includes a visit to the power plant and a tour of our laboratory.

Company pension scheme.

Corporate benefits platform with many attractive discounts offers.