Security Engineer

Tenex.Ai; Sarasota (FL); On-site; USD 90,000 - 150,000; Full time

Job summary

TENEX.AI is seeking a Security Engineer to design, implement, and optimize security controls across our IT infrastructure and customer environments. You will help build robust security capabilities from the ground up and strengthen threat protection through automation and strong engineering practices.

The role emphasizes security design, incident response collaboration, and DevOps security integration, with hands-on experience in EDR, SIEM, MFA, ZTNA, and cloud security across major providers.

Qualifications

• 2+ years in IT with at least 2 years in cybersecurity operations or engineering.
• Hands-on with ZTNA, MDM, EDR solutions and network security concepts.
• Experience configuring and troubleshooting firewalls, SIEMs, and scanners.
• Solid cloud security understanding across GCP, AWS, Azure.

Responsibilities

• Design, implement, and maintain security tools including firewalls, EDR, MFA, ZTNA, and SIEM.
• Perform gap assessments, identify vulnerabilities, and implement remediation.
• Assist with customer security requirements and success initiatives.
• Collaborate with SOC to improve threat detection and incident response.
• Lead system hardening for OS, apps, and network devices.
• Drive security in DevOps with security-as-code and automation workflows.

Skills

ZTNA

MDM

EDR

Firewalls

SIEM

Cloud security

Scripting (Python/PowerShell)

Tools

Google SecOps

Splunk

Microsoft Sentinel

Vulnerability scanners

Job description

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 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.

This role will require 4 days onsite in Overland Park, KS.

The Opportunity:

We're looking for a highly motivated and skilled Security 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.

What You'll Do:

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 2+ years of progressive experience in IT, with at least 2 years specifically focused on cybersecurity operations or engineering.

• Technical Skills:

  • 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.

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

• 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.