Chief of Staff

Embedding VC • San Mateo, CA

10d

About The Position

We are an early-stage, venture-backed cybersecurity AI startup currently operating in stealth mode. Founded by two former public company senior executives with deep expertise in Identity, Data security, ITSM, and enterprise security, we’re building innovative solutions at the intersection of cybersecurity and AI. Our mission is to redefine how enterprises securely adopt and deploy cutting-edge AI applications, ensuring compliance, trust, and safety in a rapidly evolving digital landscape. With agility at our core, we move swiftly, scale efficiently, and adapt rapidly to tackle complex security challenges. If you’re passionate about cybersecurity, AI, and want to shape the future of secure enterprise technology, join our visionary team. We are now looking for a founding Chief of Staff to help lay the technical foundation for highly scalable, secure, and reliable systems that defend the future of AI security.
This role reports into the Co-founder & CEO of Eos.
We are seeking a highly driven, structured, and collaborative Chief of Staff / Marketing Strategist to work directly with the CEO to accelerate business development, shape go-to-market strategy, build repeatable growth processes, and manage multi-channel marketing execution. This role blends strategic thinking with operational rigor—ideal for someone who thrives in fast-paced early-stage environments and enjoys owning high-impact initiatives end-to-end.
You will be responsible for leading design partner acquisition, building demand generation engines, refining our sales/CRM workflows, crafting marketing content, and ensuring tight executive alignment across the business. This is a critical partner role for the CEO and a high-leverage opportunity to influence the trajectory of the company.

Requirements

• Exceptionally organized, proactive, and structured in your thinking
• Experienced in early-stage GTM, sales ops, growth marketing, or founder support roles
• Comfortable building processes from scratch
• Skilled in outbound strategy, segmentation, ICP research, and multi-channel campaigns
• Strong in communication—written, verbal, and executive-facing
• Fluent with CRM systems (HubSpot preferred)
• Driven, resourceful, and energized by wearing multiple hats

Responsibilities

• Drive pipeline development to land design partnerships and grow an early stage sales pipeline.
• Build a repeatable discovery to deal workflow, including: Discovery call structure Demo call frameworks Persona-based qualification / disqualification criteria Standardized information capture
• Own weekly lead operations: Evaluate targeted leads and validate and refine weekly lead targets with the CEO. Launch outbound campaigns using multi-channel sequences (email, calls, LinkedIn).
• Build and maintain HubSpot deal tracking, sales stages, and pipeline methodology.
• Ensure excellent CRM hygiene with weekly QA checks.
• Facilitate weekly pipeline reviews with clear visibility into deal flow, bottlenecks, and metrics.
• Develop the end-to-end relationship management process for design partners and prospects.
• Lead launch and ongoing optimization of our digital presence including our website, LinkedIn company page, growth strategy, and posting cadence
• Build a content marketing engine with weekly LinkedIn posts, regular blog posts, and maintain a comprehensive editorial calendar spanning newsletters, blogs, and Videos
• Ensure web leads are captured, prioritized, and integrated with HubSpot, including domain tracking.
• Own creation, project management, and readiness of core marketing and sales assets
• Support sales with fast, accurate responses for: RFPs Vendor security reviews Technical questionnaires / answer banks
• Build a comprehensive annual in-person events strategy (SF, NYC, major metros): Identify relevant cybersecurity conferences, workshops, and community events Evaluate ROI for participation Generate pipeline from event exposure
• Identify and manage online event opportunities, including webinars, virtual summits, and sponsor slots.
• Support onboarding plans for new hires and contractors.
• Assist with expense management, reimbursements, and budget tracking where needed.
• Occasionally support payroll oversight

Benefits

• Built at the frontier of AI-native security and agentic infrastructure
• Take true ownership of the processes and systems you build, from design to going live
• Help define the GTM, product, engineering culture, and organizational growth of an ambitious early-stage startup
• Work with a focused, high-caliber team that values speed, creativity, and autonomy

What This Job Offers

• Job Type: Full-time
• Career Level: Entry Level
• Education Level: No Education Listed