Senior Network Security Engineer - AI-Driven SecOps (Hybrid)

Relativity; Illinois; Hybrid; USD 130,000 - 195,000; Full time

Job summary

Relativity is seeking a Senior Security Engineer focused on Network Security to lead the design, deployment, and optimization of security controls across on‑prem, cloud, and hybrid environments. You will build detections and drive rapid investigations for anomalous activity, while advancing automation and telemetry integration.

The role emphasizes cross‑functional collaboration, mentorship, and hands‑on leadership in security operations, with a strong focus on reducing attack surfaces and

Qualifications

• 4-8 years of hands-on enterprise security engineering experience with a focus on network security.
• Demonstrated expertise in threat hunting, forensics, and detection engineering; scripting knowledge preferred.
• Strong knowledge of MITRE, NIST, and related frameworks; ability to translate findings for technical and non-technical audiences.
• Experience integrating security controls across on-prem, cloud and hybrid environments.

Responsibilities

• Lead design, deployment, and optimization of network security controls across on-prem, cloud, and hybrid environments.
• Develop detections and investigations for C2, lateral movement, and data exfiltration.
• Automate network security configurations using code, APIs, and IaC practices.
• Collaborate with Infrastructure, Cloud, and Engineering teams on secure connectivity and remediation.
• Lead security initiatives end-to-end and mentor junior engineers.

Skills

Access Management

Application Security

Endpoint Security

Network Security

Penetration Testing

Security Architecture

Security Operations

SIEM

Vulnerability Management

Education

Bachelor’s in Computer Science or Information Security, or equivalent experience

Job description

Relativity is seeking a Senior Security Engineer focused on Network Security to lead the design, deployment, and optimization of security controls across on‑prem, cloud, and hybrid environments. You will build detections and drive rapid investigations for anomalous activity, while advancing automation and telemetry integration.

The role emphasizes cross‑functional collaboration, mentorship, and hands‑on leadership in security operations, with a strong focus on reducing attack surfaces and