
Open Energy Transition · Global
🌍 PROACTIVE JOB APPLICATION: ENERGY SYSTEM MODELER (GLOBAL | REMOTE | ENGLISH) Location: Remote | Global Opportunities Available (While we are incorporated in...
🌍 PROACTIVE JOB APPLICATION: ENERGY SYSTEM MODELER (GLOBAL | REMOTE | ENGLISH)
Location: Remote | Global Opportunities Available
(While we are incorporated in Germany, we are remote, and open to applicants from everywhere)
Type: Open to Various Contract Types
Sector: Non-Profit | Energy Transition
Open Energy Transition is a non-profit organization dedicated to accelerating the global energy transition through innovative
open-source energy planning solutions. We are a team of passionate individuals committed to creating a sustainable future by
enabling accessible, effective, and transparent energy management tools. More info at our website.
At Open Energy Transition, we value initiative and creativity. We recognize that exceptional talent may not always align with our
posted roles but can make significant contributions to our mission.
By submitting a proactive application, you give us the opportunity to consider your skills, experience, and cultural alignment for
future roles.
fully remote teams and different cultures.
region).
We also value the diversity of our team. OET is open to applicants from all backgrounds, cultures, regions, and language groups.
If you require any special accommodations during hiring or work, please let us know when applying.
Individuals from both commercial and academic environments will be considered.
Please note: applying via the proactive posting does not mean you will be contacted. We only reach out to proactive applicants if
a suitable role arises, and we wish to proceed with screening calls.
Your application will be reviewed and kept in our ATS. We may add certain individuals to specific Talent Pools for future
consideration.
Should an opportunity arise that aligns with your skills and interests, we will reach out to explore next steps.
Join us in shaping a sustainable future. We look forward to learning more about you!
Description Position at Parkland Corporation À compter du 1er novembre 2025, Sunoco LP a conclu avec succès l’acquisition de Parkland Corporation. Pour plus d’informations, veuillez visiter www.sunocolp.com . Sunoco LP est une société en commandite principale de premier plan spécialisée dans les infrastructures énergétiques et la distribution de carburant, opérant dans 32 pays et territoires en Amérique du Nord, dans la région élargie des Caraïbes et en Europe. Les activités intermédiaires du partenariat comprennent un vaste réseau d’environ 14 000 miles (environ 22 500 km) de pipelines et plus de 160 terminaux. Cette infrastructure essentielle complète les activités de distribution de carburant du partenariat, qui distribue plus de 15 milliards de gallons par an vers environ 11 000 points de vente au détail sous la marque Sunoco et des marques partenaires, ainsi qu’à des détaillants indépendants et des clients commerciaux. Chez Sunoco, nous sommes extrêmement fiers de notre travail et croyons fermement que nos employés sont le moteur du succès du partenariat et de celui de nos clients. Nous sommes continuellement à la recherche des meilleurs talents et nous nous engageons à faire de votre expérience professionnelle chez nous une expérience à la fois stimulante et enrichissante. Des avantages compétitifs. Des extras intéressants. Une valeur inégalée. Un lieu où vous pouvez propulser votre carrière dans le sens que vous souhaitez L'opportunité: Sous la responsabilité du superviseur des recouvrements, l'analyste des recouvrements est chargé du recouvrement et du rapprochement des soldes des comptes clients, ainsi que de la minimisation efficace des risques et de l'exposition associés au portefeuille de clients qui lui est attribué. L'analyste des recouvrements jouera un rôle central dans l'harmonisation du comportement de paiement des clients, conformément aux conditions de vente, et dans le maintien de relations solides avec les clients. Ce poste garantit le paiement en temps voulu des factures, résout les problèmes de facturation des clients, tient des registres précis et soutient la trésorerie globale et la santé financière de l'entreprise. Responsabilités: Gérer de manière proactive un portefeuille de comptes clients attribué afin de garantir le recouvrement des paiements en temps opportun et le respect des conditions de crédit. Contacter les clients par téléphone/e-mail afin d'obtenir le paiement des factures en souffrance. Résoudre les divergences et les litiges en matière de facturation en collaboration avec les services commerciaux, le service clientèle, les opérations et la facturation. Collaborer avec l'équipe chargée des applications de trésorerie pour résoudre les paiements non appliqués ou mal appliqués en fournissant les détails des remises et les communications avec les clients, afin de garantir l'exactitude et la mise à jour des comptes clients. Effectuer des rapprochements de comptes et coordonner les ajustements correctifs si nécessaire. Tenir à jour des notes complètes, professionnelles et opportunes sur toutes les interactions avec les clients, les engagements et les litiges dans le système, en garantissant la transparence et la préparation aux audits. Mettre à jour le statut des recouvrements pour les rapports hebdomadaires/mensuels et les recommandations de provision pour créances douteuses « l'AFDA ». Négocier les modalités de paiement avec les clients et prendre des décisions en temps opportun sur les commandes en attente. Recommander les comptes à escalader, à mettre en attente de crédit ou à confier à des tiers pour recouvrement/action en justice, selon le cas. Soumettre des demandes de révision de la limite de crédit au service Crédit lorsque cela est nécessaire. Établir et maintenir des relations positives avec les clients et les parties prenantes internes, en garantissant la visibilité et l'alignement sur l'exposition, le risque, le recouvrement et les questions connexes. Organiser les activités quotidiennes/hebdomadaires/mensuelles et s'occuper de diverses tâches en fonction des priorités. Gérer et effectuer les tâches administratives, ponctuelles ou liées à des projets, selon les besoins, concernant les portefeuilles clients. Identifier les problèmes récurrents, effectuer une analyse des causes profondes et formuler des recommandations pour améliorer les processus afin d'éviter qu'ils ne se reproduisent. Profil du candidat: Au moins 3 ans d'expérience dans le domaine du recouvrement, du crédit ou des comptes clients dans un environnement B2B. Expérience dans le domaine du règlement des litiges, du rapprochement des comptes et de l'analyse des causes profondes. Maîtrise des systèmes « ERP ». Maîtrise de Microsoft Office, avec de solides compétences en Excel (tri, filtrage, recherche, tableaux croisés dynamiques et préparation de rapprochements/analyses de base). Une expérience dans le secteur pétrolier et gazier est un atout. Une expérience de travail dans un modèle de services financiers partagés est préférable. Excellentes compétences en communication écrite et orale, avec la capacité d'adapter son style à différents publics. Solides compétences en matière de résolution de problèmes, souci du détail et esprit orienté vers le client. Capacité à établir efficacement des priorités et à travailler dans un environnement à forte activité et au rythme soutenu, dans le respect des délais. Professionnalisme, adaptabilité et assurance dans la gestion des interactions avec les clients. A l'aise pour travailler de manière indépendante, avec la flexibilité nécessaire pour collaborer et soutenir l'équipe en cas de besoin. Enthousiaste. Humble. Intelligent. Cela vous ressemble-t-il? Les autres vous décrivent-ils comme quelqu'un terre-à-terre ? Quelqu'un qui sort des sentiers battus et s'efforce toujours de faire plus que ce qui est exigé. Quelqu'un qui voit les choses en grand ? Vous avez l'air d'être une personne brillante avec qui travailler! Nous voulons que vous réussissiez: Si vous êtes contacté(e) pour un entretien et que vous avez besoin d'un aménagement en raison d'un handicap, vous aurez la possibilité de nous en informer lors de la prise de rendez-vous pour votre entretien. Le sentiment d’appartenance compte beaucoup. Tout comme vous. Nous sommes un employeur qui souscrit au principe de l'égalité des chances et encourageons toutes les personnes qualifiées à poser leur candidature. Nous respectons la diversité des cultures, des traditions et des points de vue des peuples autochtones et nous nous efforçons de mettre en place des partenariats et des opportunités équitables avec les communautés autochtones. Les petits caractères: Les candidats doivent être légalement autorisés à travailler dans le pays où se situe le poste. Malheureusement, nous ne sommes pas en mesure de parrainer des visas d'emploi. Veuillez noter que les candidats retenus pour ce poste devront se soumettre à une vérification confidentielle de leurs antécédents avant l'embauche, y compris, mais sans s'y limiter, à des tests de scolarité, de criminalité, de solvabilité, de dépistage de drogues et d'alcool et/ou d'aptitude au travail. ______________________________________________________________________________________________________________________________________________________ As of November 1, 2025, Sunoco LP has successfully completed its acquisition of Parkland Corporation. For more information, please visit www.sunocolp.com . Sunoco LP is a leading energy infrastructure and fuel distribution master limited partnership operating across 32 countries and territories in North America, the Greater Caribbean, and Europe. The Partnership’s midstream operations include an extensive network of approximately 14,000 miles of pipeline and over 160 terminals. This critical infrastructure complements the Partnership’s fuel distribution operations, which distribute over 15 billion gallons annually to approximately 11,000 Sunoco and partner-branded retail locations, as well as independent dealers and commercial customers. At Sunoco, we take great pride in what we do and wholeheartedly believe our employees drive success for our company and our customers. We are always looking for the best and brightest talent and are committed to making your job a challenging and rewarding experience. Competitive Benefits. Meaningful Extras. Unmatched Value. A place where you can take your career in the direction you want to grow and go The Opportunity: Reporting into the Collections Supervisor, the Collections Analyst is responsible for the recovery and reconciliation of AR balances, and effectively minimizing risk and exposure, associated with the customer portfolio assigned. The Collections Analyst will play a pivotal role in aligning customers payment behaviour, in accordance with the terms of sales and maintaining strong customer relationships. This role ensures timely payment of invoices, resolves customer billing issues, maintains accurate records, and supports the overall cash flow and financial health of the company. Responsibilities: Proactively manage an assigned portfolio of customer accounts to ensure timely collection of payments and adherence to credit terms. Contact customers via phone/email to secure payment on overdue invoices. Resolve billing discrepancies and disputes in collaboration with Sales, Customer Service, Operations, and Billing. Partner with the Cash Applications team to resolve unapplied or misapplied payments by providing remittance details and customer communications, ensuring customer accounts remain accurate and up to date. Perform account reconciliations and coordinate correcting adjustments as needed. Maintain complete, professional, and timely notes of all customer interactions, commitments, and disputes in the system, ensuring transparency and audit readiness. Update collection status for weekly/monthly reporting and AFDA recommendations. Negotiate payment arrangements with customers and make timely decisions on held sales orders. Recommend accounts for escalation, credit hold, or third-party collections/legal as appropriate. Submit credit limit review requests to the Credit department when required. Build and maintain positive relationships with customers and internal stakeholders, ensuring visibility and alignment on exposure, risk, recovery, and related issues. Organize daily/weekly/monthly work activities and attend to various tasks based on priority. Manage and perform administrative, ad hoc or project related tasks as required regarding customer portfolios. Identify recurring issues, perform root cause analysis, and provide recommendations for process improvements to prevent reoccurrence. Requirements: 3+ years of collections, credit, or accounts receivable experience in a B2B environment. Experience with dispute resolutions, account reconciliations and root cause analysis. Proficiency with ERP systems. Proficiency with Microsoft Office, with strong Excel skills (sorting, filtering, lookups, pivot tables, and preparing reconciliations/basic analysis). Oil and Gas experience is an asset. Experience working within a Finance Shared Services model preferred. Excellent written and verbal communication skills, with the ability to adapt style to different audiences. Strong problem-solving skills, attention to detail, and a customer-focused mindset. Ability to prioritize effectively and perform in a high-volume, fast-paced environment under deadlines. Professional, adaptable, and confident when managing customer interactions. Comfortable working independently, with the flexibility to collaborate and support the team when needed. Humble. Hungry. Smart. Does this sound like you? Do others describe you as being a down-to-earth achiever? Someone who thinks outside the box and always strives to do more than what is required. Someone who sees the bigger picture? You sound brilliant to work with! We Want You To Shine: We are committed to providing equal opportunities to all applicants. If you require accommodation due to a disability, you will have an opportunity to notify us when scheduling your interview. Belonging Matters. Because You Do: We are an equal opportunity employer and encourage applications from all qualified individuals. Our ability to work as one team across Canada, the United States and the Caribbean is foundational to our success. We show up as our authentic selves each day and create space for one another’s unique contributions. We respect the diverse cultures, traditions and perspectives of Indigenous Peoples and seek to achieve equitable partnerships and opportunities with Indigenous communities. The Fine Print: Candidates must be legally eligible to work in the country in which they applied. Regrettably, we are unable to sponsor employment visas at this time. Please note that final candidates for this position will be required to undergo a confidential pre-employment background check, including but not limited to educational, criminal, credit, drug and alcohol, and/or fitness for duty testing. #LI-AL1
INTRO Hamburg Hybrid | €70.000,00 - €80.000,00 p.a. (40 hrs/week) | 30 Days Vacation | English B2 Are you enthusiastic about intelligent and effective software solutions to the energy transition? Join us at suena energy as (Senior) Data Scientist (f/m/x) and become part of the invisible engine room that ensures wind, solar, and battery parks become true powerhouses on the grid. suena energy is a green tech startup specializing in algorithmic energy trading for energy storage systems and renewables. Our vision: a world where clean energy is used reliably, economically, and intelligently. Our AI-powered software maximizes the revenues of large-scale energy storage and renewable assets on European short-term power markets - while minimizing risk. We’re a team of 43 people, combining a warm, supportive team culture with true startup drive. Following our successful Series A, we’re investing in expanding our team – and we’re excited to strengthen our team with new talent and continue growing together. Our Data Science team brings together a mix of experience levels, from working students to seasoned experts, combining fresh perspectives with deep technical know-how. Together, we focus on building a robust forecasting engine to deliver accurate price and market predictions - empowering our trading platform and supporting the energy transition. Our Tech Stack: Python, SQL, AWS, relational databases, Grafana, GitLab. YOUR MISSION * Build and refine the forecasting models that directly shape our trading strategies and maximize the value of renewable energy in the market. * Take end-to-end responsibility for forecasting topics and data workflows—your work will help turn complex time series data into actionable signals for real-time trading. * Safeguard the quality and reliability of our data foundation, ensuring that every trading decision is based on robust, accurate, and timely information. * Transform data into insights: deliver analyses and visualizations that empower the team to make smarter, faster, and more profitable decisions. * Work side-by-side with our Trading team and other stakeholders, making sure your models and insights have direct, visible impact on our business and the energy system. YOUR PROFILE * 4+ years of experience in time series forecasting and machine learning, ideally with a focus on pricing and market forecasting in production environments (energy, trading, fintech, etc.). * A background in the energy market is essential – this is where your expertise will make the biggest difference. * Strong Python and SQL skills; experience with cloud-based ETL pipelines (preferably AWS). * Proven track record in developing and maintaining forecasting models for non-stationary time series. * You bring a proactive, pragmatic mindset; communicating clearly, delivering on commitments and focusing on what drives real results. * You take genuine responsibility for your topics; from concept to production and ongoing improvement - and enjoy seeing your work make a tangible impact. * You are reliable, pragmatic and communicate clearly in a collaborative team. WHY US? * Shape the Future: Help drive the energy transition with us! Join a booming market, real startup spirit, and make your mark in sustainability. * Connecting & Co-Creating: Strategy off-sites (like Denmark 2024) and onsite weeks for real collaboration and shared ideas. * Work Your Way: Home office and flexible hours – you know what works best for you and your team. * Team Spirit: Yoga, shared lunches, after-work fun – we support each other and keep the vibe strong, even when it’s busy. Barista, DJ, guitarist included – we can’t wait to discover your hidden talent! * Fair & Transparent: Clear structures, democratic decisions, and a feedback culture where your voice counts. * Body & Mind: Urban Sports Club membership, wellbeing check-ins, and mental health support – your energy matters. * New Office Vibes: 10th-floor office with rooftop terrace, canteen, great views, ergonomic desks, hardware of your choice, and pet-friendly! * Sustainable Extras: Deutschlandticket, FutureBens, and more – supporting your mobility and future. WHAT ELSE? We look forward to receiving your application. If you have any questions, feel free to reach out - your contact is Kathi (Interim Talent Partner). You’ll hear back from us within 5 working days of your application. We value your time and want to make the process as transparent as possible. Once we receive your application, we’ll send you a confirmation email outlining the next steps and what you can expect from our interview process. We can’t wait to meet you! suena energy is an equal opportunity employer. We celebrate diversity and reject any form of discrimination. It is important to us to create an inclusive environment for all our team members. Our call for applicants is addressed to all genders. The integration of people with disabilities is an opportunity and not a problem for us, and we welcome their application.
For full job description and application process please visit https://careers.cern/jobs/technical-engineer-for-water-treatment-systems/ The Engineering Department (EN) pushes forward the limits of technology so that physicists can carry out their research. Within the EN department, the Cooling and Ventilation (EN-CV) group is responsible for the design, the construction, the operation and the maintenance of the cooling and ventilation plants for large energy physics accelerators, experiments and technical facilities. The EN-CV group pursues sustainable cooling and ventilation systems enhancing energy savings and recovery. You will join the Methods, Store and Electrical Section (CES), which oversees the operation and maintenance of water treatment systems, as well as the development of maintenance procedures, implementation of computerised maintenance management (CMMS), documentation management, spare parts store management and electrical works. Are you a qualified and proactive and specialised in industrial water treatment systems, ready to contribute to a unique working environment at the heart of one of the world's most complex scientific installations? In this role, you will contribute to the analysis, optimisation and development of water treatment systems used for cooling and ventilation installations. You will ensure system performance, reliability and compliance with environmental and safety requirements, while supporting operation and maintenance activities.