
We enable next generation cooling and automation for data & energy-intense environments by integrating our pristine, highly-efficient & sustainable technologies. Solving the challenges of today and powering the use cases of the future. Submer helps enable datacenters that make sense through products, platforms, APIs, processes and installations that will move hyperscalers, colocation and huge industries to new levels of efficiency and innovation.

We enable next generation cooling and automation for data & energy-intense environments by integrating our pristine, highly-efficient & sustainable technologies. Solving the challenges of today and powering the use cases of the future. Submer helps enable datacenters that make sense through products, platforms, APIs, processes and installations that will move hyperscalers, colocation and huge industries to new levels of efficiency and innovation.
Core product: Liquid immersion cooling platforms (SmartPod family, SmartPod EXO) for high-density datacenters
Founded / HQ: 2015; Barcelona
Recent raise: $55.5M growth round (announced Oct 2024) led by M&G
Total funding (reported): $~109.7M (reported total funding amount)
Employees (reported): 148
| Company |
|---|
Datacenter cooling and infrastructure for high-density, energy-intensive computing
2015
IT Services and IT Consulting
55,500,000
Reported post-money valuation ~ $500M for the round
34,000,000
Reported round with Planet First Partners as lead investor; existing shareholders listed include Norrsken VC, Alma Mundi Ventures and Tim Reynolds
12,000,000
Earlier financing reported around this amount with participation from Tim Reynolds
“Institutional and impact investors including M&G, Planet First Partners, Norrsken VC, Mundi/Alma Mundi Ventures and individual investors such as Tim Reynolds”
Location & work modality: London, UK remote with regular international travel
Start: ASAP
Type of Contract: Full Time / Permanent
About Submer Submer enables organizations scaling AI to overcome the limits of traditional datacenters across power, compute density and efficiency.
We design and deliver scalable, high-density AI datacenter infrastructure built around industry-leading liquid cooling, supporting everything from early AI deployments to full-scale production environments.
Acting as a full-stack delivery partner, Submer provides advisory, design, build and IT integration through a single point of accountability, working with a deep ecosystem of technology specialists. This end-to-end approach accelerates time-to-AI while reducing operational cost, complexity and environmental impact. The result is AI infrastructure that performs today, scales predictably and avoids the redesigns and inefficiencies slowing the market down.
What Impact You Will Have You’ll help ensure that global marketing efforts are closely aligned with consultative, solution-led sales approaches and broader business priorities. Your impact will be in bringing clarity, coordination, and strategic focus across teams and regions, so initiatives are well connected and drive meaningful commercial outcomes.
This is a senior global marketing leadership role , reporting closely into the CMO, with significant autonomy to shape and run day-to-day marketing. The role plays a central part in evolving the company’s go-to-market approach as it shifts toward solution-led, account-based selling in a complex B2B environment.
What You'll Do Scope & responsibility
Strategic focus
Stakeholders
Early challenges & priorities
What success looks like
What You’ll Need A strong track record as a generalist marketing director or senior marketing leader (~10+ years), with experience in large, complex, global organisations.
Background in complex B2B / technical environments (e.g. infrastructure, cloud, AI, telco, energy).
A Strong Understanding Of
Our job titles may span more than one job level. The actual base pay is dependent on a number of factors, such as transferable skills, work experience, business needs and market demands.
What We Offer
Our Inclusive Responsibility Submer is committed to creating a diverse and inclusive environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, veteran status, or any other protected category under applicable law.
From concept to deployment, we create liquid-cooled datacenters that scale smarter, run cleaner and cost less.