Executive Assistant
About the role
Valarian: A New Era of Sovereign Intelligence
Valarian is a dual use technology company building critical tools to safeguard the future in an era of evolving global security challenges. Backed by a Series A funding round of $50m led by NEA, we are rethinking security beyond traditional military domains to address asymmetric threats that impact our technological advantage, economic strength, and democratic institutions. We provide the control infrastructure that allows government and regulated enterprise to put frontier-class AI to work safely.
We are bringing a frontier AI experience inside secure boundaries for the first time. Our technology supports mission critical workflows across government, healthcare, and enterprise, including:
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Scaling open-weight models without external inference endpoints.
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Putting frontier class AI to work across organisations through partnerships with other leading AI startups such as Perplexity.
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Increasing operational resiliency for air gapped, on prem, and cloud based systems.
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Securing intellectual property and maintaining auditability for high stakes enterprise environments.
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Facilitating secure information flow during disaster response, M&A due diligence, and privileged legal communications.
We’ve only scratched the surface. Built in Britain by veterans of the Ministry of Defence, British Forces, Darktrace, and elite engineering backgrounds, we are driven by a shared mission to safeguard western democracy . Whether you join our London HQ or our wider global organisation, you’ll be part of a collaborative, high performing team creating the cutting edge software and infrastructure that defines the frontier of enterprise AI.
The Role
This is an exciting opportunity to sit at the heart of the business, providing proactive executive assistance to the COO and wider leadership team, while also taking ownership of front-of-house responsibilities.
You’ll work directly with our COO and/or other members of the executive team to manage their day-to-day operations, prioritise time effectively, and ensure they stay focused on what matters most. You’ll play a critical role in keeping our leaders organised, informed and prepared – acting as a trusted partner in the fast-paced environment of a growing tech company.
What you’ll do:
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Calendar & Email Management: Coordinate and manage executive calendars, schedule meetings (internal and external), and triage email correspondence.
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Meeting Preparation: Organise agendas, prep materials, and take notes during key meetings; track action items and follow-ups.
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Front of House Support: Greeting guests, handling relevant security measures and keeping the in office meetings on track.
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Travel Coordination: Book travel, accommodations, and build efficient itineraries for domestic and international trips.
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Internal Communication: Serve as a liaison between executives and internal teams, ensuring smooth information flow.
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Project Support: Assist with special projects including research, presentation preparation, and event planning.
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Operational Support: Help establish and improve internal processes, systems, and documentation.
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Confidentiality: Handle sensitive information with the utmost discretion and professionalism.
What you’ll bring:
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3+ years of experience as an Executive Assistant or similar role (start up or tech experience strongly preferred).
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Exceptional organisational skills or attention to detail.
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Excellent written and verbal communication.
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High level of discretion and emotional intelligence.
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Proactive, resourceful, and thrives in a fast-paced environment.
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Comfortable with tech tools like Google Workspace, Slack and project management tools.
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Ability to multitask and prioritise under pressure.
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Flexible, positive attitude and a ‘no task too small’ mindset.
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Experience supporting C-level executives or Founders would be preferable.
Benefits
Our benefits are designed to ensure our employees feel taken care of and are proud to be a part of the Valarian team. We are committed to consistently enhancing our benefit package, taking into account the overall well-being and needs of our teammates. Here are the key benefits accessible to all employees at Valarian Technologies:
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Equity – because you have the right to own what you’re building
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A competitive salary – because we value your unique skills
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Employer pension contributions – because you deserve a secure future
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Private health insurance - because your health is important to us
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Hybrid work setup – because everyone has different needs
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Gym memberships - because staying active fuels productivity
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Rewarding company retreats and meetups that respect your work/life balance – because we love getting to know each other
Life at Valarian
Our culture is built on inclusivity, compassion and flexibility – we want everyone to be empowered to achieve their goals at Valarian.
The work we do is vital, but so are the connections that make it happen. We thrive on the shared energy, spontaneous conversations, and mutual trust built when we spend time together. We operate on an office first hybrid model, regularly gathering in our London office to support one another and collaborate.