Careers

Supporting the innovators who will secure our future

IT Systems & Security Engineer

TENEX.AI

TENEX.AI

IT
Sarasota, FL, USA
Posted on Dec 2, 2025

Location

Sarasota, FL HQ

Employment Type

Full time

Location Type

On-site

Department

Security Operations

Company Overview:

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 MDR landscape.

We’re a fast growing startup backed by industry experts and top tier investor Andreessen Horowitz. 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.

The Opportunity: We're looking for a highly motivated and skilled IT Engineer to join our dynamic team. This pivotal role is perfect for an IT administrator with a strong foundational understanding of security, eager to evolve into a full-fledged security specialist. You'll play a crucial role in safeguarding our entire IT infrastructure and digital assets, including those of our valued customers. You will be designing, implementing, and optimizing cutting-edge security controls and building out robust security capabilities from the ground up. You'll be instrumental in ensuring seamless IT operations while proactively strengthening TENEX's and our customers’ security posture against an ever-evolving threat landscape through robust engineering practices and intelligent automation.

Location: This role will require onsite in our Sarasota, FL 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. This role is for those already in Sarasota, Florida (outside Tampa), or ready to relocate / commute here, where bold innovators ignite cybersecurity revolutions. Escape the overly inflated cost of living and sky-high tax burdens of places like California or New York with our incredibly aggressive relocation packages, designed to make the move for you and your family seamless, lucrative, and life-changing—think zero state income tax unlocking your full earning potential!

Join us in this sun-soaked paradise, embracing unparalleled personal freedom, a pro-business powerhouse climate, year-round amazing weather, and a very pro-family culture headlined by the nearby master-planned utopia of Lakewood Ranch, boasting top-tier amenities, schools, and community vibes that fuel work-life mastery.

What You'll Do:

IT Systems & Network Administration:

  • Administer, monitor, and optimize a wide range of essential IT systems, including communication platforms, various cloud environments (e.g., Google Cloud Platform), and other critical IT technologies.

  • Manage and maintain core identity systems (e.g., Google Identity) and ensure the secure and efficient operation of our Google Workspace environment.

  • Ensure high availability, performance, and security of all managed systems through proactive monitoring, configuration management, and regular backups.

  • Provide expert-level technical support and troubleshooting for complex IT and security issues, escalating to specialized teams when necessary.

Security Engineering & Operations:

  • Design, implement, and maintain a diverse suite of security tools and technologies, including next-generation firewalls, Endpoint Detection and Response (EDR) solutions, Security Information and Event Management (SIEM) systems, Multi-Factor Authentication (MFA), and Zero Trust Network Access (ZTNA) solutions.

  • Conduct comprehensive security gap assessments to identify vulnerabilities and weaknesses, proposing and implementing effective remediation strategies.

  • Actively assist with customer success initiatives by providing security expertise, integrating our solutions into customer environments, and addressing their specific security requirements.

  • Collaborate closely with our Security Operations Center (SOC) to enhance threat detection, incident response capabilities, and forensic analysis.

  • Contribute significantly to the development and enforcement of robust security policies, standards, and procedures across the organization.

  • Lead system hardening efforts for operating systems, applications, and network devices to minimize attack surfaces and enhance resilience.

DevOps Security Integration & Automation:

  • Champion the integration of security throughout the DevOps lifecycle, helping to build and mature our "security-as-code" capabilities.

  • Leverage APIs extensively to integrate various security tools with IT systems, enabling advanced automation and improved security orchestration. This includes automating alert enrichment, threat intelligence ingestion, vulnerability scanning, and automated containment actions in response to security incidents.

  • Develop and implement automated security workflows to streamline security operations, improve efficiency, and reduce manual intervention.

Requirements:

  • Experience: A minimum of 3+ years of progressive experience in IT administration, with at least 1 year specifically focused on cybersecurity operations or engineering.

  • Technical Skills:

    • Expert proficiency in Google Workspace administration, Google Cloud Platform, and identity management solutions (e.g., Google Cloud Identity).

    • Hands-on experience with ZTNA, Mobile Device Management (MDM), EDR solutions (e.g., SentinelOne), and network security concepts (TCP/IP, DNS, routing, switching, VPNs).

    • Demonstrated experience in configuring, managing, and troubleshooting security tools such as firewalls, SIEM platforms (e.g., Google SecOps, Splunk, Microsoft Sentinel), and vulnerability scanners.

    • Solid understanding of cloud security principles and best practices across major cloud providers (GCP, AWS, Azure).

    • Familiarity with DevOps concepts including CI/CD pipelines, Infrastructure as Code (IaC), and secure coding practices.

    • Strong scripting skills (e.g., Python, PowerShell) for automation, API integration, data analysis, and custom tool development are highly desirable and critical for this role.

  • Soft Skills:

    • Exceptional problem-solving abilities with a methodical approach to complex technical challenges.

    • Outstanding written and verbal communication skills, capable of clearly articulating technical concepts to both technical and non-technical audiences.

    • Strong collaboration skills and a proven ability to work effectively within cross-functional teams.

    • Proactive and self-driven with a keen eye for detail and a steadfast commitment to security best practices and continuous improvement.

Bonus Points If You Have:

  • Experience with Security Orchestration, Automation, and Response (SOAR) platforms.

  • Familiarity with compliance frameworks (e.g., ISO 27001, NIST, SOC 2).

  • A passion for staying up-to-date with the latest cybersecurity trends and emerging threats.

Why Join TENEX?

  • Impactful Work: Be at the forefront of securing our organization and our customers, making a tangible difference every day.

  • Growth & Development: This role offers a unique opportunity to grow your IT administration skills into advanced security engineering, with a clear path for career progression.

  • Innovative Environment: Work with cutting-edge technologies and contribute to building out advanced security capabilities.

  • Collaborative Culture: Join a supportive and highly skilled team where your contributions are valued, and continuous learning is encouraged.

  • Competitive Compensation: We offer a comprehensive salary and benefits package designed to attract and retain top talent.

Ready to help us build a more secure future? Apply now! We're excited to see how your skills and passion can contribute to our mission.