
TENEX is a cybersecurity company leveraging advanced artificial intelligence and human expertise to transform enterprise security. Backed by Andreessen Horowitz (a16z) and Shield Capital, TENEX’s…

TENEX is a cybersecurity company leveraging advanced artificial intelligence and human expertise to transform enterprise security. Backed by Andreessen Horowitz (a16z) and Shield Capital, TENEX’s…
What they do: AI-native Managed Detection and Response (MDR) and AI SOC services
Founded / launch: Commercial launch January 2025
Recent raise: $27M Series A (announced September 11, 2025)
Backers: Crosspoint Capital Partners (Series A lead), Andreessen Horowitz (a16z), Shield Capital
Employees: ~60
Enterprise security operations and threat detection/response
Technology, Information and Internet
$27M
Participation from Andreessen Horowitz and Shield Capital; additional participation reported from DTCP, DeepWork Capital, and the Florida Opportunity Fund
“Backed by top-tier venture investors including Andreessen Horowitz (a16z) and Crosspoint Capital Partners”
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TENEX is a cybersecurity company leveraging advanced artificial intelligence and human expertise to transform enterprise security. Backed by Andreessen Horowitz (a16z) and Shield Capital, TENEX’s flagship offering is a next-generation Managed Detection and Response (MDR) service, transforming how organizations detect and respond to threats. With deep expertise in Google and Microsoft security ecosystems and state-of-the-art AI capabilities, TENEX empowers enterprises to enhance threat detection, agility, and resilience while maximizing the value of their security investments. As an early employee, you’ll play a meaningful role in defining and building our culture.
We are seeking a highly motivated and versatile Full Stack Engineer to join our core engineering team. You will be instrumental in building and scaling our platform, working across the entire technology stack from designing robust backend systems to crafting engaging user interfaces. As an early team member, you'll have the opportunity to contribute to key technical decisions and help define our engineering culture. We value individuals who are proactive, enjoy problem-solving, and are eager to learn and adapt in a fast-paced environment.
Location: This role will require a hybrid work schedule in our Sarasota, FL or Overland Park, KS location.
Culture is one of the most important things at TENEX.AI—dive into our culture deck at culture.tenex.ai to see how we live it every day, with a deep emphasis on the collaboration and community that only in-person work delivers.
Desired (While experience in all is not required, any of the following would be a plus):
Experience with containerization technologies like Docker and orchestration tools like Kubernetes.
Experience with CI/CD pipelines.
Exposure to AI/ML concepts and technologies, such as:
If you're passionate about combining cybersecurity expertise with artificial intelligence and have experience with Google SecOps and Chronicle, we encourage you to apply!
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