Senior Security Engineer - Automation & Zero Trust

Onebrief; United States; Remote; USD 110,000 - 170,000; Full time

Job summary

Onebrief is seeking a Corporate Systems Security Engineer to own and enhance security across the corporate environment. You’ll implement secure defaults, automate controls, and reduce drift while partnering with IT and application teams for secure endpoints and SaaS deployments.

The role emphasizes security telemetry, audit-ready evidence, and practical alignment with CMMC 2.0 and NIST controls to support a global, distributed workforce.

Qualifications

• 4+ years of hands-on security engineering experience.
• Experience securing identity, SaaS, or Zero Trust environments.
• Experience building security automation with APIs and IaC.
• Experience deploying endpoints and SIEM technologies with telemetry integration.

Responsibilities

• Own and mature security systems across the corporate environment.
• Establish secure baselines and remediate configuration drift.
• Build API-driven automation and evidence collection tooling.
• Collaborate with IT and app owners to securely deploy endpoints and SaaS.
• Improve security telemetry with centralized monitoring and signals.
• Translate CMMC 2.0 / NIST controls into practical implementations.

Skills

Security engineering

Zero Trust

Identity & Access Management

Automation & IaC

EDR/SIEM

Vulnerability & audit

Tools

CrowdStrike

Zscaler

Workspace ONE

Okta

Splunk

REST APIs

Job description

Onebrief is seeking a Corporate Systems Security Engineer to own and enhance security across the corporate environment. You’ll implement secure defaults, automate controls, and reduce drift while partnering with IT and application teams for secure endpoints and SaaS deployments.

The role emphasizes security telemetry, audit-ready evidence, and practical alignment with CMMC 2.0 and NIST controls to support a global, distributed workforce.