TENEX is an AI-native, automation-first, built-for-scale Managed Detection and Response (MDR) provider. We are a force multiplier for defenders, helping organizations enhance their cybersecurity posture through advanced threat detection, rapid response, and continuous protection. Our team is composed of industry experts with deep experience in cybersecurity, automation and AI-driven solutions. Backed by leading investors, we are rapidly growing and seeking top talent to join our mission of revolutionizing the AI-Native MDR landscape.
We’re a fast growing startup backed by industry experts and top tier investors led by Crosspoint Capital Partners and also backed by Shield Capital, DTCP (formerly Deutsche Telekom Capital Partners), Deepwork Capital, and the Florida Opportunity Fund. Seed round led by Andreessen Horowitz (a16z). As an early employee, you’ll play a meaningful role in defining and building our culture. Get in on the ground floor. We’re a small but well-funded team that just raised a substantial round – joining now comes with limited risk and unlimited upside.
Culture is one of the most important things at TENEX.AI—explore our culture deck at culture.tenex.ai to witness how we embody it, prioritizing the irreplaceable collaboration and community of in-person work.
About the RoleAs a FDE Security Solution Architect — SIEM/SOAR, you set the technical direction for TENEX's content engineering practice. You own the architecture of how detection content, parsers, playbooks, and integrations are built and scaled across platforms. You are the escalation point, the quality standard, and the force multiplier for the Security Solution Engineers — SIEM/SOAR team.
Job ResponsibilitiesAll responsibilities of a Security Solution Engineer — SIEM/SOAR, at greater scale and complexity
Define the content architecture strategy across platforms — detection frameworks, parser standards, playbook taxonomy, and dashboard design
Lead platform-specific content roadmaps (Google SecOps, Sentinel, AWS) aligned to customer coverage targets
Serve as the senior technical escalation point for all Security Solution Engineer — SIEM/SOAR technical challenges — including parsers, detection logic, SOAR automation, API integrations, and custom scripting
Partner with the FDE and SE&A teams to translate customer-specific findings into reusable, scalable content
Evaluate new data sources, integrations, and vendor partnerships for content expansion
Drive adoption of AI-assisted content generation tooling and establish quality review standards
Mentor Security Solution Engineers — SIEM/SOAR and contribute to hiring and technical growth of the team
5+ years in detection engineering and/or content architecture with SIEM platform expertise
Demonstrated expertise defining content strategy and architecture across multiple SIEM platforms (Google SecOps, Sentinel, and/or others)
Deep proficiency in detection logic, parser development, SOAR automation, and REST API integrations
Experience leading platform content roadmaps and driving adoption of AI-assisted content tooling
Strong scripting and development skills (Python, cloud functions, APIs)
Track record of mentoring engineers and elevating team technical standards
Experience translating cross-customer needs into scalable, reusable content
Strong problem-solving and troubleshooting skills with a bias toward action
Excellent customer-facing communication and collaboration abilities
Ability to thrive in a fast-paced, high-performance startup environment
Passion for cybersecurity, automation, and continuous improvement
Bachelor's degree in Computer Science, Cybersecurity, Engineering, or a related field (or equivalent practical experience)
Relevant certifications such as CISSP, CISM, GIAC certifications, Google Cloud Professional, Microsoft SC-200/AZ-500, or AWS Certified Solutions Architect are a plus
Opportunity to work with cutting-edge AI-driven cybersecurity technologies and next-generation security platforms
Collaborate with a talented and innovative team focused on continuously improving security operations
Competitive salary and benefits package
A culture of growth and development, with opportunities to expand your expertise in AI, cybersecurity, and engineering
Be part of building something new — TENEX's Forward Deployed Engineering organization is a greenfield opportunity to define how enterprise security is delivered at scale
Skills Required
- 5+ years in detection engineering and/or content architecture with SIEM platform expertise
- Expertise defining content strategy and architecture across multiple SIEM platforms
- Deep proficiency in detection logic, parser development, SOAR automation, and REST API integrations
- Experience leading platform content roadmaps and driving adoption of AI-assisted content tooling
- Strong scripting and development skills
- Track record of mentoring engineers
- Experience translating cross-customer needs into scalable, reusable content
What We Do
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.
