Senior Threat Detection Engineer

TENEX.AI • Overland Park, KS

17h • Onsite

About The Position

TENEX is an AI-native, automation-first, built-for-scale Managed Detection and Response (MDR) provider, enhancing cybersecurity posture through advanced threat detection, rapid response, and continuous protection. The company is a fast-growing startup backed by leading investors, including Crosspoint Capital Partners, Shield Capital, DTCP, Deepwork Capital, and the Florida Opportunity Fund, with a seed round led by Andreessen Horowitz (a16z). As an early employee, individuals will play a meaningful role in defining and building the company culture, which prioritizes in-person collaboration. Tenex is seeking a highly motivated and skilled Senior Threat Detection Engineer to join its growing Security Operations team. In this critical role, the engineer will be responsible for proactively identifying and mitigating security threats by developing and implementing advanced detection rules (YARA-L). They will work with the Security Operations team and leverage a deep understanding of attack methodologies, security vulnerabilities, and log analysis to enhance security posture and protect assets.

Requirements

• Bachelor's degree in Computer Science, Cybersecurity, Information Technology, or a related field (or equivalent practical experience).
• Minimum of 5 years of experience in a security operations role, with a strong focus on threat detection and analysis.
• Proven experience developing and implementing YARA-L rules within Google Security Operations (SecOps) is essential.
• Experience with threat intelligence and its integration into detection strategies.
• Deep understanding of security principles, common attack vectors, and threat actor tactics, techniques, and procedures (TTPs).
• Strong analytical and problem-solving skills with the ability to analyze complex security logs and identify meaningful patterns.
• Proficiency in scripting languages such as Python or similar for automation and analysis.
• Experience working with various security technologies and data sources, including but not limited to: Cloud security platforms (e.g., GCP, AWS, Azure), Endpoint Detection and Response (EDR) solutions, Security Information and Event Management (SIEM) systems, Network security devices (firewalls, intrusion detection/prevention systems), Identity and Access Management (IAM) systems.
• The ability to effectively communicate technical information to both technical and non-technical audiences.
• Ability to work independently and as part of a team in a fast-paced environment.

Nice To Haves

• Relevant security certifications such as Security+, CySA+, GCIH, GCIA, or similar.
• Familiarity with MITRE ATT&CK framework and its application in developing detection rules.
• Experience with SOAR (Security Orchestration, Automation and Response) platforms.
• Knowledge of data science and machine learning concepts as applied to security analytics.

Responsibilities

• Design, develop, implement, and maintain custom detection rules, correlation searches, and alerts within Google Security Operations (SecOps) to identify malicious activity, security incidents, and policy violations.
• Utilize your expertise in the SecOps detection engine and YARA-L syntax to create efficient and effective detection logic.
• Analyze large datasets of security logs and events from various sources (e.g., cloud platforms, endpoint detection and response (EDR), network devices, applications) to identify patterns and anomalies indicative of threats.
• Stay up-to-date with the latest threat intelligence, attack techniques, and security trends to proactively develop new detection strategies.
• Collaborate closely with Security Analysts to tune detections logic based on incident analysis and threat landscape changes.
• Contribute to the development and maintenance of security documentation, including YARA-L rules, response strategies, playbooks, and operational procedures.
• Participate in the evaluation and integration of new security tools and technologies.
• Automate detection creation, threat intelligence gathering, and rule deployment.
• Provide mentorship, training, and guidance to junior team members.

Benefits

• Opportunity to work with cutting-edge AI-driven cybersecurity technologies and Google SecOps solutions.
• 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 knowledge in AI, cybersecurity, and emerging technologies.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior