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1KOMMA5°

Remote Job Openings at 1KOMMA5° (65)

(Senior) Category Manager IT & Software

Germany 2-5 yrs exp Others

You will own the strategic procurement of the entire IT landscape, including SaaS, licences, hardware, and IT services. Your role involves consolidating software landscapes, negotiating enterprise agreements, and acting as a strategic partner to business units to drive cost-efficiency.

Mitarbeiter in der Netzanmeldung (m/w/d) - 1KOMMA5° Handwerk - Remote

Germany 0-2 yrs exp Others

You will independently manage and optimize grid connection processes for PV systems, battery storage, wallboxes, and heat pumps while ensuring regulatory compliance. Additionally, you will coordinate with internal and external stakeholders and process incoming documentation and feedback.

Engineering Manager Heartbeat AI (m/f/d)

Germany 5-10 yrs exp Software Development

You will lead a cross-functional engineering team, providing technical guidance and supporting the professional development of your team members. Additionally, you will oversee the full software lifecycle, from development and deployment to operational maintenance, while fostering an innovation-driven culture.

Technischer Betriebsleiter & vEFK (m/w/d) – Gewerbe & Industrie - Region München - 1KOMMA5° Commercial & Industrial Solutions

Germany 2-5 yrs exp Others

You will act as the responsible electrical specialist (vEFK) and technical manager, overseeing electrical operations and ensuring compliance across Germany. Your role involves leading a team of electricians, managing technical processes, and ensuring safety standards are met through audits and digital documentation.

Senior Backend VPP Software Engineer - TypeScript (m/f/d)

Germany 5-10 yrs exp Software Development

You will build and optimize scalable backend services for virtual power plant operations and energy market integrations. You will collaborate with cross-functional teams to design APIs and implement robust software solutions that support renewable energy management.

Trainer DC - Elektro (m/w/d) - Remote / Deutschlandweit

Germany 2-5 yrs exp Teaching

You will develop training materials and digital learning content for DC electrical systems while conducting theoretical and practical training for internal staff and partners across Germany. Additionally, you will perform site visits to ensure quality standards and continuously improve training processes based on field feedback.

Trainer AC - Elektro (m/w/d) - Remote / Deutschlandweit

Germany 2-5 yrs exp Teaching

You will develop training materials and digital learning content for AC electrical systems while conducting theoretical and practical training for internal and partner technicians across Germany. Additionally, you will perform site visits to ensure quality standards and continuously improve training processes based on field feedback.

Statiker / Structural Engineer (m/w/d) – Gewerbe & Industrie - Remote, Hamburg, München, Berlin - 1KOMMA5° Commercial Solutions GmbH

Germany 2-5 yrs exp Software Development

You will conduct structural load analyses for commercial roof systems and ensure compliance with Eurocode standards for renewable energy installations. Additionally, you will manage external structural auditors and coordinate with project teams to facilitate smooth project execution.

Working Student Software Engineering (m/f/d)

Germany 0-2 yrs exp Others

You will contribute to the development and maintenance of core customer-facing software solutions within a cross-functional team. Your role involves collaborating with engineers and product managers to automate processes, reduce technical debt, and implement high-quality code.

Cost & Value Engineer (m/w/d) – Technical Procurement Expert

Germany 2-5 yrs exp Software Development

You will analyze cost structures for power electronics and battery systems to support procurement negotiations and technical decision-making. Additionally, you will develop should-costing and target-costing models while acting as a key interface between procurement, supply chain, and product management.

Werkstudent:in (m/w/d) - Quality Control Analyst (Photovoltaik)

Germany 0-2 yrs exp Others

The role involves the remote review and approval of acceptance protocols for PV systems to ensure technical and safety standards. Additionally, the analyst identifies error sources, collects performance data, and develops training materials to optimize installation workflows.

Werkstudent:in (m/w/d) - Quality Control Analyst (Wärmepumpe)

Germany 0-2 yrs exp Others

Perform remote quality checks and final approvals of heat pump acceptance protocols to ensure technical and safety standards. Collect installation data to identify error patterns and develop training materials for field teams to optimize processes.

Engineering Manager Heartbeat AI (m/f/d)

Germany 5-10 yrs exp Software Development

Lead a cross-functional App team and empower engineers to own the full product lifecycle from development to operations. Provide technical guidance, manage professional development, and foster a culture of experiment-driven innovation.

(Senior) IoT Cloud Engineer (m/f/d)

Germany 5-10 yrs exp Software Development

Own and evolve the Kubernetes-based IoT Cloud Platform to manage connectivity and messaging between residential gateways and cloud services. Build observability pipelines and data models to ensure the reliability and scalability of the virtual power plant infrastructure.

Junior Go to Market Project Manager (m/f/d)

Germany 0-2 yrs exp Product

The role focuses on scaling the Heartbeat AI platform by optimizing the customer journey and removing operational bottlenecks. You will own performance tracking through data-driven dashboards and coordinate execution across product, sales, marketing, and operations teams.

CTO Office Associate (m/f/d)

Germany 2-5 yrs exp Others

The role involves driving cross-team coordination and converting cross-functional initiatives into scalable processes. You will prepare decision materials for leadership to translate strategy into clear ownership and actionable next steps.

Product Manager – Global Services (m/f/d)

Germany 2-5 yrs exp Product

Own the development and scaling of next-generation global service offerings to transform one-time installations into long-term recurring revenue streams. Design service products that integrate hardware, software, and energy solutions to drive customer retention and profitability.

Zentraler Auftragsmanager (m/w/d) - 1KOMMA5° Handwerk - Berlin

Germany 2-5 yrs exp Others

Acts as the central link between installation teams, sales, and customers to ensure smooth order processing from planning to implementation. Responsible for coordinating project progress, material delivery, logistics, and scheduling installations with professional customer communication.

Mitarbeiter in der Netzanmeldung (m/w/d) - 1KOMMA5° Handwerk - Berlin

Germany 0-2 yrs exp Others

Responsible for the independent processing and optimization of grid connection processes for PV systems, battery storage, wallboxes, and heat pumps. This includes validating data points, creating documentation, and coordinating with internal and external stakeholders.

(Senior) Product Engineer - Heartbeat (m/f/d)

Germany 5-10 yrs exp Software Development

Own end-to-end feature development for the Heartbeat virtual power plant, from problem framing to production deployment. Collaborate with cross-functional teams to define product scope and leverage AI tools to amplify engineering impact.

Praktikum Produktmanagement - Wärmepumpe (m/w/d)

Germany 0-2 yrs exp Others

Support product managers for heat pumps by conducting technical comparisons and managing strategic projects. Act as a storyteller to make complex technical products understandable for sales teams and optimize product metrics using AI tools.

Senior Analytics Engineer - Growth (m/f/d)

Germany 5-10 yrs exp Software Development

Own the growth analytics function by designing and maintaining core marketing data models and ensuring the stability of the marketing tech stack. Partner with cross-functional teams to drive data-driven decisions and mentor junior data talent.

Senior Analytics Engineer - Growth (m/f/d)

Germany 5-10 yrs exp Software Development

Own the growth analytics function by designing and maintaining core marketing data models and ensuring the stability of the marketing tech stack. Collaborate across data and marketing teams to drive data-driven decisions and mentor junior talent.

Werkstudent:in Energy Operations (m/w/d)

Germany 0-2 yrs exp Others

Support the Energy Operations team by managing market communication processes and resolving complex customer cases for the Dynamic Pulse electricity tariff. Coordinate with distribution system operators and energy suppliers to ensure seamless power supply and billing.

Werkstudent:in Energy Operations (m/w/d)

Germany 0-2 yrs exp Others

Support the Energy Operations team by managing market communication processes and resolving complex customer cases for the Dynamic Pulse electricity tariff. Coordinate with distribution system operators and suppliers to ensure seamless electricity supply and billing.

Technischer Betriebsleiter & vEFK (m/w/d) – Gewerbe & Industrie - Region München - 1KOMMA5° Commercial & Industrial Solutions

Germany 5-10 yrs exp Others

The role involves acting as the responsible electrical engineer (vEFK) and technical operations manager, legally leading the electrical trade operations nationwide and establishing a robust ordering cascade with precise delegation of technical responsibility down to regional managers. The manager will also hold full disciplinary responsibility for leading electricians, overseeing quality assurance through digital monitoring and physical site audits, and ensuring workforce qualification through training and certification tracking.

(Junior) Energy Operations Manager (m/w/d)

Germany 0-2 yrs exp Others

The role involves planning, coordinating, and organizing the Smart Meter Rollout across German locations and developing processes for the dynamic electricity tariff. Responsibilities also include handling energy industry processes via market communication and ensuring compliance with legal and technical standards.

Senior Software Engineer - Energy Markets (m/f/d)

Germany 5-10 yrs exp Software Development

The role involves driving the technical direction for the Energy Markets workstream, focusing on building and optimizing backend services for Virtual Power Plant (VPP) operations and energy market integrations. Key tasks include designing systems at the intersection of backend and data processing, making architectural decisions, and collaborating across engineering and product teams.

Senior Backend VPP Software Engineer - TypeScript (m/f/d)

Germany 5-10 yrs exp Software Development

The engineer will build a virtual power plant leveraging the Heartbeat energy manager and continuously ship innovative energy market solutions to customers. Key tasks include building and optimizing scalable backend services for VPP operations and energy market integrations, and designing necessary APIs.

Head of Utility Products & Services (m/f/d)

Germany 5-10 yrs exp Others

The role involves defining the global product vision and long-term roadmap for the utility business, covering metering, tariffs, trading, and flexibility services across various markets. This leader will also manage and mentor a growing team of Product Managers while standardizing core systems and driving operational excellence across energy markets.

Technischer Betriebsleiter & vEFK (m/w/d) – Gewerbe & Industrie - Region Süd - 1KOMMA5° Commercial & Industrial Solutions

Germany 5-10 yrs exp Others

The role involves assuming responsibility as the authorized electrical specialist (vEFK) and technical operations manager for the electrical trade, establishing a robust cascade of orders with precise delegation of technical responsibility to regional site managers. Responsibilities include disciplinary oversight of electricians, monitoring technical processes via digital media, conducting physical safety audits, and ensuring all work and instructions comply legally with standards like VDE and DGUV.