7,930 Climate Tech jobs
Open tech roles at companies in climate and energy technology.
Application Architect (m/w/d)
Senior application architect embedded at an energy-sector client in Amsterdam, defining architecture standards, roadmaps, and target architectures for digital transformation programmes. Day to day: guiding application, integration, data, and cloud decisions, leading governance reviews, and facilitating workshops with technical and business stakeholders.
Design Manager (EV Infrastructure)
Manages a portfolio of EV fleet charging hub projects from site control through permitting and procurement — running design reviews, utility coordination, AHJ permitting, and budgets while directing A&E consultants. Requires civil/electrical/architectural site-design experience and tools like AutoCAD, Bluebeam, and Procore.
AI Software Engineer
Software engineer role at a sustainability services business based in Ocean Village, Southampton, building its next generation of digital products. AI is central both to the intelligent products being built and to the engineering workflow itself.
Analista de T&D | Design Instrucional
Training & Development analyst (instructional design) at Omexom, a Vinci Energies brand providing EPC solutions for energy generation, transmission and substations. Day to day: designing learning tracks, creating training content and presentations, delivering trainings, and supporting global T&D projects with digital tools and AI.
Backend Engineer
Backend engineer on the core infrastructure team of a Berlin-based energy technology company, building scalable services for dynamic electricity plans — a modular billing engine, market communication systems, and an accounting ledger — using TypeScript/Node.js, Next.js, PostgreSQL, and Stripe. On-site in Berlin five days a week.
Senior Instrumentation & Controls Engineer - Hardware
Valar Atomics is hiring a Senior I&C Hardware Engineer for its nuclear fuel manufacturing facilities and pilot plant in Orangeville, Utah. The role designs, installs, commissions, and maintains field instrumentation, control panels, I/O architecture, field wiring/OT networks, and safety instrumented systems supporting nuclear fuel production.
Senior Software Engineer
Senior Software Engineer building full-stack internal platforms and tools that power reactor design, fuel manufacturing, licensing, and plant operations for an advanced nuclear energy startup.
Senior Network Security Engineer
Senior Network Security Engineer designing and maintaining enterprise network security infrastructure—primarily Palo Alto Networks firewalls, GlobalProtect VPN, Azure/AWS site-to-site tunnels, and 802.1X certificate-based access control for IoT and camera devices.
Senior Cloud DevOps Engineer
Design, build, and maintain scalable AWS and Azure cloud infrastructure using Kubernetes, Terraform, and CI/CD pipelines in a fully on-site role at an advanced nuclear energy startup.
Senior Identity & Access Management (IAM) Engineer
Senior IAM engineer owning identity and access management across Valar Atomics' enterprise with Microsoft Entra ID as the backbone: SCIM provisioning, SAML/OIDC SSO to SaaS, mapping Palantir Foundry and Polarion roles to Entra groups, AWS IAM federation, conditional access/MFA, and access reviews. Onsite in Torrance, CA at a nuclear-energy startup.
Senior Security Software Engineer
Senior software security engineer at a nuclear energy startup who embeds security across the SDLC: threat modeling designs up front and performing secure code review of the C#, Python, React, and Postgres stack, plus supporting CMMC 2.0 alignment. Onsite in Torrance, CA; $175k-$200k plus equity.
Principal Instrumentation & Controls Engineer – Hardware
Senior-most technical authority for instrumentation & controls hardware at a nuclear energy startup, defining architecture, standards, and design philosophy for reactor and fuel-fabrication facilities in Orangeville, UT. Day-to-day spans SIS architecture (IEC 61511/61508), hazardous-area and I/O design, regulatory and vendor representation, and mentoring senior engineers.
Manager, Infrastructure Design
Infrastructure Design Manager at Valar Atomics (Torrance, CA, on-site) leads planning, design, and delivery of complex facility and infrastructure projects from concept through construction and commissioning, managing architects, engineers, and consultants across civil, structural, MEP, utilities, and specialty systems for the company's advanced nuclear energy operations. This is a capital project
Project Manager, Infrastructure
Manages infrastructure and facility capital projects end to end at Valar Atomics — from planning and design through construction, commissioning, and turnover — coordinating architects, engineers, contractors, and internal stakeholders to deliver projects safely, on schedule, and on budget for the company's advanced nuclear energy facilities.
Principal Nuclear Instrumentation & Controls Engineer – Hardware
Principal-level design authority for nuclear instrumentation on Valar Atomics' high-temperature gas-cooled reactor program: owns measurement architecture (neutron flux, radiation monitoring, protection-system sensors and signal chains), qualification strategy, licensing engagement, and mentoring of the IC&E team. On-site in Torrance, CA.
Senior Nuclear I&C Engineer – Hardware
Owns nuclear instrumentation hardware end-to-end for Valar Atomics' high-temperature gas-cooled reactor program: specifying neutron flux detectors, radiation monitors, and process sensors; designing signal chains, cabling, and installations; qualifying equipment to IEEE standards; and leading testing, calibration, and commissioning. Onsite in Torrance, CA.