Business Development – Growth Manager

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Sigma Prime

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2016

🌐 Web 3

₿ Crypto

🔒 Cybersecurity

Web 3 • Crypto • Cybersecurity

Sigma Prime is a blockchain security and research firm based in Sydney that builds and maintains Lighthouse, a Rust implementation of the Ethereum consensus client, and provides in-depth security assessments for protocols and applications. The company performs smart contract audits (EVM and non-EVM), reviews zero-knowledge systems, layer-2 protocols, and full blockchain client implementations, and advises institutional and decentralised projects on core primitives, p2p networks, and consensus security. Its mission is to enable secure, decentralised web3 infrastructure used by developers, enterprises, and individual stakers.

📋 Description

• Identify and approach prospective clients for Sigma Prime’s security assessment, embedded security, and specialist engineering services • Build strong relationships with founders, engineers, security leaders, investors, ecosystem organisations, and other decision-makers across Web3 • Develop commercial and ecosystem relationships for Secstant as the product progresses towards early access and wider availability • Identify potential customers, design partners, integrations, and strategic partnerships for Secstant • Build relationships across the MEV, searcher, relay, validator, DeFi, and broader Ethereum ecosystems relevant to Bombora • Represent Sigma Prime at selected industry conferences and ecosystem events several times per year • Manage early commercial conversations and coordinate technical discussions with Sigma Prime’s directors, Security Assessment Managers, researchers, and engineers • Implement and maintain scalable CRM and business development processes • Establish practical reporting and metrics across pipeline generation, conversion, sales cycles, relationship development, and channel performance • Research prospective markets, competitors, customer needs, and emerging opportunities • Contribute to proposals, partnership discussions, and go-to-market planning • Support product discovery by gathering structured feedback from prospective users and ecosystem participants • Contribute to articles, product updates, case studies, conference material, and other written content where relevant • Help improve Sigma Prime’s broader approach to positioning, communications, and growth

🎯 Requirements

• Have experience in business development, partnerships, technical sales, ecosystem growth, or a related commercial role • Have an existing understanding of Web3, Ethereum, cybersecurity, developer tooling, or other highly technical markets • Are comfortable initiating conversations and building relationships through thoughtful outbound activity • Can communicate credibly with both commercial decision-makers and highly technical founders and engineers • Enjoy developing opportunities in markets where the product, customer segment, and sales process are still evolving • Take ownership of follow-ups and maintain a disciplined approach to pipeline management • Can introduce structure without creating unnecessary process or administration • Write clearly and can explain technical products without relying on exaggerated claims or generic sales language • Are comfortable working directly with company directors and senior technical staff • Operate well independently in a remote environment

🏖️ Benefits

• International travel for selected industry conferences and meetings will be expected