Vectra Detection Engineer

GuidePoint Security provides trusted cybersecurity expertise, solutions and services that help organizations make better decisions and minimize risk. By taking a three-tiered, holistic approach for evaluating security posture and ecosystems, GuidePoint enables some of the nation’s top organizations, such as Fortune 500 companies and U.S. government agencies, to identify threats, optimize resources and integrate best-fit solutions that mitigate risk. This role supports Vectra's Attack Signal Production Group, which builds core threat detection technology using AI and other methods for networks, cloud, and hybrid environments.

Responsibilities

Implement and maintain architecture; Analyze network traffic to identify and document threat patterns; Develop and maintain network-based security signatures (e.g., in Suricata); Use offensive security tools and techniques to simulate attacks and generate sample network traffic for testing detections; Collaborate with data scientists and security researchers to support AI-driven detection efforts and improve accuracy; Continuously monitor and tune the effectiveness of network detections, adjusting as needed; Contribute to threat hunting by identifying new attacker tactics, techniques, and procedures (TTPs); Participate in incident response activities when required

Requirements

Active TS/SCI Clearance; Strong background in network traffic analysis and threat detection; Hands-on experience with tools like Suricata for signature-based detection; Knowledge of offensive security (e.g., simulating attacks); Familiarity with MITRE ATT&CK framework and real-world attacker behaviors (lateral movement, C2, etc.); Collaboration skills for working with data scientists and researchers; Understanding of networking protocols, OSI layers, and security concepts (often L3-L7)

Nice to have

Relevant experience in cybersecurity (typically several years); Certifications such as OSCP, GCIA, GCDA, GSEC, or similar (optional but valued)

Benefits

Remote workforce primarily (U.S. based only, some travel may be required for certain positions, working on-site may be required for Federal positions); Group Medical Insurance options: Zero Deductible PPO Plan or High Deductible Health Plan with HSA; Group Dental Insurance; 12 corporate holidays and Flexible Time Off (FTO); Mobile phone and home internet allowance; Retirement plan eligibility after 2 months; Pet Benefit Option