Senior Cybersecurity Engineer (TAC)

Senior Security TAC Engineer, Picus Security, United States (Remote)

As a Senior Security Engineer in the Picus Global Technical Assistance Center (TAC), you will work directly with our global customers to enhance their cyber resilience through both advanced threat detection and effective prevention strategies.

You will investigate why specific attacks are not being detected and improve detection coverage by integrating Picus with SIEM, EDR, and XDR technologies. Beyond detection, you will also help strengthen customers' security postures by contributing to prevention-focused improvements involving firewalls (NGFW), web application firewalls (WAF), and other security controls.

This is a customer-facing, hands-on technical role. You will be a trusted advisor, providing direct support during integration and setup, assisting with configuration and optimisation, and guiding customers through deploying Picus solutions in their environments.

You will also collaborate cross-functionally with our R&D, Labs, and Product teams to share field insights and continuously improve our platform.

What You'll Do

• Act as a trusted technical advisor for customers, assisting with both detection and prevention use cases using Picus technology
• Support the integration of Picus into SIEM, EDR, XDR, firewall, WAF environments, and other security controls
• Troubleshoot and resolve complex customer issues in a timely and effective manner
• Assist with the deployment and configuration of Picus software in customer environments
• Collaborate with R&D, Product Management, and QA to escalate product issues and ensure continuous improvement
• Identify detection gaps and recommend tailored solutions to improve threat visibility
• Review prevention layers and advise on configuration optimisations (e.g., NGFW rules, WAF policies)
• Identify patterns across customer environments and contribute to scalable solutions
• Create and maintain technical documentation based on field experience
• Support US-based customers as a primary contact, ensuring excellent service quality
• Publish test results, findings, and recommendations for broader knowledge sharing

What You Have

• Bachelor’s degree in Computer Science or a related field, or equivalent hands-on experience
• Solid background in cybersecurity, with strong knowledge of threat detection and prevention techniques
• Experience integrating and troubleshooting SIEM, EDR, and XDR platforms
• Familiarity with NGFW (Next-Generation Firewalls), Web Application Firewalls (WAF), DLP (Data Loss Prevention), antivirus, endpoint security, and email security solutions
• Ability to analyse, diagnose, and resolve complex issues
• Proficiency in English (written and spoken)
• Excellent communication and interpersonal skills; comfortable engaging with customers remotely and onsite
• Basic understanding of Windows or Linux systems, including administration and security risks
• Experience working in a customer-facing technical support or advisory role
• Good understanding of the TCP/IP protocol suite and ability to analyse packet captures (Desirable)
• Experience with scripting (e.g., bash) for automation or troubleshooting (Desirable)
• Knowledge of current security control technologies, including but not limited to firewalls, DLP, AV, endpoint protection, WAFs, and email security solutions (Desirable)
• Experience with log analysis, query optimisation, and custom use case development for detection or prevention (Desirable)

Working at Picus

• Fascinating work - a chance to shape and lead an exciting, fast-growing cyber security segment. Security Validation is a concept that helps organizations evaluate their security posture in a continuous, automated, and repeatable way. This approach allows for the identification of imminent threats, provides recommended actions, and produces valuable metrics about cyber-risk levels
• Unlimited opportunity! We are growing. At Picus, you'll be provided with as much responsibility as you can handle - new career development opportunities constantly arise given our rate of growth
• Global exposure - Get a lot of experience working not only in a fast-growing startup but also interact with customers all around the world
• Be part of a global remote team who is taking on Exposure Validation and a growing market segment