--- title: 'Senior Technical Writer at Radiant' canonical: 'https://feeny.ai/job/senior-technical-writer-radiant-london-30044erwnn3f' type: 'job' last_seen: '2026-09-13' --- # Senior Technical Writer at Radiant - **Company:** Radiant - **Location:** London, United Kingdom - **Employment:** full-time - **Work type:** hybrid - **Posted:** 2026-09-09 - **Last confirmed live:** 2026-09-13 - **Apply:** https://jobs.ashbyhq.com/radiant/4c7b93df-0315-4e13-8b39-b5cffc928b04 ## Job description About our team: Radiant is at the forefront of AI infrastructure, revolutionising the connection between software and hardware for the AI era. Our mission is to empower AI teams with scalable, secure, and efficient infrastructure solutions that support seamless model training, deployment, and scaling. Join a team operating some of the world’s most advanced high-performance computing infrastructure. As a Cloud Support Engineer, you will support cutting-edge GPU and CPU platforms — including the latest NVIDIA architectures — powering dense, large-scale compute environments used for AI, machine learning, and next-generation workloads. This is an opportunity to build expertise at the forefront of modern infrastructure, where reliability, scale, and performance matter every day. You’ll collaborate with experienced engineers across a globally distributed organisation that values openness, inclusion, technical excellence, and continuous learning. We move quickly, solve meaningful challenges, and give people the space to make an impact. If you thrive in fast-paced environments, enjoy working with advanced technology, and want to help shape the future of high-performance compute, you’ll find both challenge and opportunity here. Job Summary: As a Senior Technical Writer, you will own and improve the technical documentation experience across Radiant’s platform, helping developers, customers, and internal teams understand, adopt, and operate our products effectively. You’ll work closely with Product, Engineering, SRE, Support, and Solutions teams to turn complex technical concepts into clear, accurate, practical documentation across APIs, infrastructure, platform services, integrations, and operational workflows. This is a hands-on role for someone who is comfortable getting close to the technology, testing. Key Responsibilities: - Own and evolve Radiant’s developer and product documentation, including guides, tutorials, API documentation, reference material, troubleshooting guides, and operational content. - Work closely with Product and Engineering to ensure documentation is included as part of the product development and release process. - Translate complex technical concepts into clear, concise, and accessible content for different technical audiences. - Create and maintain getting-started guides, how-to content, examples, architecture explanations, and best-practice documentation. - Test documented workflows directly to ensure content is accurate, complete, and usable. - Improve the structure, navigation, discoverability, and consistency of Radiant’s documentation. - Partner with Support and Solutions teams to identify common customer issues and turn them into better documentation and self-service content. - Establish documentation standards, templates, style guidelines, and processes that help engineering teams contribute effectively. - Track documentation quality and usage, using feedback and product data to continuously improve the experience. Qualifications: - Experience writing documentation for technical products, cloud platforms, developer tools, infrastructure, APIs, or SaaS products. - Strong technical fluency and the ability to understand concepts across: - Cloud & infrastructure: Kubernetes, containers, networking, compute, storage - APIs & integrations: REST APIs, authentication, webhooks, SDKs - Developer workflows: CLI tools, Git, CI/CD, configuration and automation - Observability & operations: logging, metrics, monitoring and troubleshooting - Comfortable reading code, API specifications, configuration files, architecture diagrams, and technical designs. - Experience with docs-as-code workflows, Markdown, Git, and documentation tooling such as Docusaurus, MkDocs, GitBook, ReadMe, or similar. - Able to work directly with engineers and subject matter experts to extract the information needed without relying on fully formed source material. - Excellent written communication, editing, information architecture, and attention to detail. - Comfortable operating in a fast-paced environment where products and documentation evolve quickly. What you bring: - Systems thinking: Understand how infrastructure, services, data, and operational workflows fit together. - Product thinking: Treat internal teams as customers and focus on measurable outcomes. - Technical fluency: Able to work credibly across APIs, integrations, infrastructure, data, and architecture. - Prioritisation: Balance operational pain, strategic value, technical complexity, and business impact. - Ownership: Drive ambiguous problems from discovery and definition through to adoption and iteration. Our values: - Set the standard: Every single day, you spot opportunities to constructively shake things up - Inspire the change: There’s no blueprint for the future. You’ll embrace challenges and change - You’re real and you’re true to yourself: We cherish and celebrate diversity so you’ll feel right at home whoever you are and whoever you’re talking to, you treat everyone the same. Why should you join us? What sets us apart is our blend of modern technology, competitive benefits, and an open, welcoming work culture that enables our people to thrive. Here are just some of the great things you can expect from us: - 25 days of annual leave - A culture that emphasises results over hierarchy, process & ego: we place great emphasis on the quality, ingenuity and creativity of work. - Open communication, regular feedback: we value smooth collaboration, direct and actionable feedback, and believe that leading with empathy and a growth mindset makes us better together. - Learning Time: we all have dedicated learning time to focus on new skills, projects or interests that lay outside of your day-to-day job. - Health & Wellbeing: we want everyone to feel healthy and happy, so we offer private medical insurance via Bupa. - Cycle to Work Scheme: we're committed to building a sustainable business, so we encourage cycling to work. - Gympass subscription to a variety of gyms and wellbeing apps - Participation in the company shares program - Enhanced parental pay & leave ## About Radiant ## Company Overview - **One-liner**: Radiant is a vertically integrated AI infrastructure company that builds and operates AI factories combining utility-scale powered land, long-term capital, and a proprietary software platform. - **Entity Type**: Private (portfolio company of Brookfield’s AI Infrastructure Fund) - **Headquarters**: London, United Kingdom - **Founded**: 2026 (formed via merger of Brookfield’s Radiant entity with Ori Industries) - **Founders**: Mahdi Yahya (Founder & former CEO of Ori, now President of Radiant) ## Core Business - **Primary industry**: AI Infrastructure / Cloud Computing / Data Centers - **Target customers**: Sovereign governments, large enterprises, telecommunications providers (B2B, Enterprise, Sovereign) - **Mission or purpose statement**: “Building the utility model for AI compute — ubiquitous, always on and offering superior economics. That model will power the intelligence revolution — giving every nation, enterprise and network the foundation to build what comes next.” [radiant.co](https://radiant.co/about) ## Products & Services - **Radiant AI Cloud**: On-demand AI compute platform offering pre-configured bare metal offerings, GPU instances, and AI-as-a-Service offerings including Inference, Fine-Tuning, Model Registry, Kubernetes, and high-performance Storage. - **AI Factories (Sovereign/Enterprise Deployments)**: Purpose-built, vertically integrated AI data centers built on the NVIDIA DSX reference design, offering utility-grade economics under long-term contracts for sovereign governments and select enterprises. - **Powered Land Portfolio**: Access to over 5 GW live and 45 GW of renewable generation capacity globally — enabling rapid deployment of massive AI compute clusters at 20% below-market power costs through a mix of hydro, wind, geothermal, biomass, and dispatchable natural gas. [radiant.co](https://radiant.co/) - **Proprietary Software Platform**: Dependency-free, lightweight architecture built on engineering first principles, featuring intelligent scheduling, automated node management, secure multi-tenancy, and a distributed control panel. Scales consistently from 10K to 100K+ GPUs. ## Market Standing - **Valuation/Market Cap**: Not publicly disclosed as a private entity. Backed by Brookfield with access to a $100 billion investment program for AI Infrastructure (Brookfield AI Infrastructure Fund). - **Key Metric**: Total funding — Backed by Brookfield, with “more than $100 billion in deployable capital” available to the fund. Radiant is the first compute deployment vehicle and second seed investment for Brookfield’s AI Infrastructure Fund. [radiant.co](https://radiant.co/press-release-launch) - **Notable Investors/Partners**: Brookfield (global alternative asset manager), NVIDIA (Cloud Partner — using NVIDIA Blackwell, GB200 NVL72, and upcoming Rubin architectures) - **Growth Signals**: Recently launched (February 24, 2026) via merger of Radiant and Ori Industries. Targeting the multi-trillion market for integrated AI factories over the next decade. Rapidly expanding Ori’s integrated AI Cloud assets with the latest NVIDIA platforms. ## Competitive Advantages - **Vertically Integrated Model**: Uniquely combines capital (Brookfield), powered land (5 GW live, 45 GW renewable capacity), proprietary software (built from first principles), and compute (NVIDIA partnership) into a single platform — “from silicon to service.” - **Cost Advantage**: 20% below-market power costs through a balanced energy mix. - **Capital Advantage**: Direct pipeline to $100B+ investment program, enabling massive, long-duration projects that competitors cannot match. - **NVIDIA DSX Reference Design**: First-mover advantage in deploying at scale using NVIDIA’s latest architectures (Blackwell, Rubin) with full design and operational ownership. - **Sovereign Focus**: Positioned as a partner for nations seeking AI infrastructure independence — a growing geopolitical priority. ## Strategic Focus - **Scale AI Factories Globally**: Rapidly deploy AI compute capacity using the NVIDIA DSX reference design for sovereign governments, enterprises, and telecoms under long-term contracts. - **Expand the Ori Global AI Cloud**: Continue to grow the on-demand AI cloud for customers needing rapid deployment and flexible capacity. - **Maintain Vertical Integration**: Control every layer from capital and energy to software and hardware, ensuring operational autonomy and superior economics. - **Long-term Planning**: Aligned with the long-term demands of the AI economy — thinking in decades, not quarters. ## Why Work Here - **Culture**: “Outcome oriented” — the company values people who get things done, dream bigger, think in longer timelines, and build the assets that make every other ambition possible. [radiant.co](https://radiant.co/about) - **Remote/Hybrid Policy**: Flexible work options, including remote and hybrid arrangements. - **Compensation**: Competitive compensation with performance-based incentives and meaningful stock options. - **Benefits**: Learning and development support, family-friendly policies with paid parental leave, generous vacation and company holidays. - **Engineering Culture**: Led by CTO Chris Galloway (previously CTO at Ori, with experience at Broadcom/Symantec) and VP Product Joao Coelho (former AWS Solutions Architect, co-founder of open-source Multy). The team is building a proprietary, dependency-free software platform from first principles — appealing to engineers who want deep technical ownership. - **Growth Opportunity**: Early-stage (launched Feb 2026) with massive capital backing — employees can shape the company’s trajectory and work on infrastructure at unprecedented scale (10K to 100K+ GPUs). - **Hiring**: Actively hiring across every department. [radiant.co](https://radiant.co/about) ## Sources 1. [radiant.co - Homepage](https://radiant.co/) 2. [radiant.co - About Page](https://radiant.co/about) 3. [radiant.co - Press Release Launch](https://radiant.co/press-release-launch) 4. [Tech.eu - Radiant and Ori Merge](https://tech.eu/2026/02/24/radiant-and-ori-merge-to-deliver-sovereign-ai-cloud-at-utility-scale/) 5. [radiant.co - Blog: The Age of Abundance in AI](https://radiant.co/blog/the-age-of-abundance-in-ai) ## Other roles at Radiant - [Senior/Principal Product Manager - Operations](https://feeny.ai/job/senior-principal-product-manager-operations-radiant-london-b5tk7jntn8sr) — London, United Kingdom - [Senior Product Manager - Storage & Networking](https://feeny.ai/job/senior-product-manager-storage-networking-radiant-london-8mezk7m8maxf) — London, United Kingdom - [Group Finance Director](https://feeny.ai/job/group-finance-director-radiant-london-0ebp1mf360jf) — London, United Kingdom - [Senior Manager, Data Center Pre-Development & Site Selection](https://feeny.ai/job/senior-manager-data-center-pre-development-site-selection-radiant-united-states-sfck8wnve53s) — United States - [Senior Manager, Regional Data Center Development, US](https://feeny.ai/job/senior-manager-regional-data-center-development-us-radiant-united-states-3ew35eabb396) — United States - [Senior Manager, Data Center EHSQ](https://feeny.ai/job/senior-manager-data-center-ehsq-radiant-london-21ftcvmcjejn) — London, United Kingdom - [Senior Manager, Data Center Commissioning](https://feeny.ai/job/senior-manager-data-center-commissioning-radiant-london-b0hkevr6zz0f) — London, United Kingdom - [Senior Manager, Data Center Design](https://feeny.ai/job/senior-manager-data-center-design-radiant-london-df24ayzf6cq6) — London, United Kingdom - [Senior Manager, Data Center ESG & Sustainability](https://feeny.ai/job/senior-manager-data-center-esg-sustainability-radiant-london-qvt6tpmyybg8) — London, United Kingdom - [Datacentre Operations Engineer](https://feeny.ai/job/datacentre-operations-engineer-radiant-london-w5xycwe74qz7) — London, United Kingdom