Job Description
Sigma Prime is looking for a Technical Account Manager to work closely with some of the most technically ambitious teams in Web3.
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n We're after someone technical who enjoys building long-term relationships and discussing complex systems.
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You'll sit at the intersection of security, research, and client relationships, working closely with our security and research teams during active engagements, as well as founders and engineers across the ecosystem.
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You'll act as the primary point of contact for inbound enquiries, managing communication from the first conversation through to the end of the engagement.
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This is a rare opportunity to work at the centre of complex technical engagements, alongside some of the most experienced security researchers and teams in the ecosystem.
n The Company
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Sigma Prime is a blockchain security and distributed systems consultancy focused on securing critical decentralised infrastructure.
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Since ****, we have worked with many of the most prominent teams in the industry, delivering security assessments, protocol research, design consultancy, and specialist engineering services across complex Web3 systems, distributed protocols, zero-knowledge systems, infrastructure, and smart contracts.
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We are also the creators and maintainers of Lighthouse, an Ethereum consensus client used by roughly 40% of the network.
n The Role
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This role is centred around technical trust, communication, and long-term relationships.
n You will:
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Act as the primary relationship owner for inbound client enquiries
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Build robust relationships with teams and founders across Ethereum and the broader Web3 ecosystem
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Lead early technical conversations and help clients navigate the engagement process
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Coordinate technically accurate proposals and scoping discussions alongside Security Assessment Managers
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Ensure smooth transitions from proposal into active assessments
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Maintain visibility across engagement pipelines and ongoing client communication
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Contribute to technical articles, ecosystem updates, and written content where relevant
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You may fit this role if you:
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Have a strong technical foundation or familiarity with blockchain architecture, security, or distributed systems
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Enjoy technical discussions and can engage confidently with highly technical teams
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Take pride in clear, precise written communication
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Genuinely enjoy relationship-building and becoming a trusted long-term point of contact
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Have experience in technical coordination, ecosystem-facing roles, developer relations, operations, partnerships, or client engagement
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Operate well independently in a remote environment
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Nice to Have:
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Experience writing technical articles, ecosystem updates, newsletters, or long-form technical content
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Location
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Sigma Prime is headquartered in Sydney, Australia, and operates as a remote-first company with team members globally.

📌 Technical Account Manager (Launceston)
🏢 Sigma Prime
📍 Launceston