Senior Security Engineer (Remote - North Carolina, Florida, or South Carolina preferred)

This role offers the opportunity to shape next-generation security capabilities, including AI-driven detection, automation, and cloud security, while working on high-impact enterprise challenges. 

This is a remote role that can sit anywhere in US (near Arch office preferred).

Key Responsibilities 

• Design, build, and deploy agentic AI workflows and intelligent autonomous playbooks to automate Tier-1/2 alert triage, context enrichment, and incident response. 

• Develop and tune complex detection logic across SIEM, EDR/XDR, and cloud platforms, focusing on behavioral analytics and anomaly detection. 

• Utilize Python to build custom security tools, integrate disparate security APIs, and maintain high-quality, reusable codebases for security orchestration (SOAR). 

• Lead threat hunting initiatives and serve as a Tier-3 escalation resource for complex, high-severity security incidents. 

• Analyze attacker tactics, techniques, and procedures (TTPs) to map coverage against the MITRE ATT&CK framework and proactively close gaps. 

• Secure cloud environments (AWS, Azure, or GCP), with a specific focus on auditing, monitoring, and protecting production AI/LLM pipelines and workloads. 

• Mentor junior team members, conduct code reviews for automation scripts, and promote robust software engineering best practices within the security team. 

Qualifications 

Required 

• 7+ years of cybersecurity experience with a focus on security or detection engineering 

• 3+ years in a Sr. Security Engineer role 

• Deep technical knowledge of incident response, threat hunting, and adversary TTPs. 

• Experience implementing and managing detection logic across enterprise SIEM, EDR/XDR, or cloud-native security tools. 

• Experience securing and monitoring cloud infrastructure (AWS, Azure, or GCP). 

• Demonstrated experience building functional tools in Python/Powershell, interacting with REST APIs, and writing clean, structured code (experience with Git and CI/CD pipelines preferred). 

• Bachelor’s degree in Computer Science, Cybersecurity, or Engineering.