IT System Security Engineer

Acra Lending • Irvine, CA

7d • $110,000 - $130,000

About The Position

We are seeking an experienced Systems Security Engineer with a strong background in enterprise security engineering and cloud security architecture. The ideal candidate will have hands-on experience implementing and managing security technologies across modern infrastructure, including Microsoft 365 security platforms, identity and access management solutions, endpoint security, and network security controls. Experience working with tools such as Microsoft Defender, Microsoft Intune, Okta, SIEM platforms, and enterprise firewalls is highly desirable. This role requires a deep understanding of security monitoring, threat detection, and security best practices across cloud and hybrid environments. The Systems Security Engineer will play a key role in designing, implementing, and maintaining secure systems and infrastructure to protect organizational assets and maintain a strong cybersecurity posture.

Requirements

• Hands-on experience with Microsoft Security solutions, including Microsoft Defender, Sentinel, and Entra ID Protection.
• Expertise in SIEM technologies (e.g., Microsoft Sentinel, Splunk, QRadar, or similar).
• Strong understanding of security monitoring, application monitoring, and network monitoring methodologies.
• Proficiency in Windows Server, Active Directory, and Azure security principles.
• Knowledge of firewall configurations, intrusion detection/prevention systems (IDS/IPS), endpoint detection & response (EDR), and network security.
• Certifications such as Microsoft Certified: Security Operations Analyst, CISSP, CISM, CEH, or GIAC.
• Knowledge of Infrastructure security implementation and monitoring, DevSecOps principles, and cloud-native security tools.
• Familiarity with log aggregation, anomaly detection, and behavioral analytics.
• 7+ years of experience in systems engineering with a focus on security.
• Experience in threat hunting, security incident investigation, and forensic analysis
• Experience working in environments compliant with HIPAA, GDPR, PCI-DSS, or SOX.
• Experience and knowledge of deploying, configuration and management of Microsoft Cloud and Security Stack. Including but not limited to: Azure AD,Entra, Defender, Intune, Sentinel / Threat Protection, Email & Data Protection, Compliance and Governance and Network – Application Security

Responsibilities

• Design, deploy, and maintain security monitoring solutions across enterprise environments.
• Implement and optimize Microsoft Security tools, including but not limited to Microsoft Defender for Endpoint, Defender for Office 365, Sentinel, Microsoft Purview, and Entra ID Protection.
• Manage and enhance SIEM platforms to detect, analyze, and respond to security threats effectively.
• Monitor and analyze system and network activity for security incidents, vulnerabilities, and performance issues.
• Develop and refine incident response processes, ensuring swift detection and mitigation of security events.
• Collaborate with IT and security teams to harden system configurations, enforce security policies, and improve overall security posture.
• Conduct security assessments, penetration tests, and risk analyses to identify and mitigate security gaps.
• Automate security workflows and incident response procedures using scripting and automation tools (e.g., PowerShell, Python, or Azure Logic Apps).

Benefits

• Medical, dental, vision, wellness programs, EAP counseling services, FSA & HSA, company sponsored life insurance for employee, voluntary life insurance for employee, spouse and child, AD&D Insurance, voluntary short-term and long-term disability, critical illness insurance, accident insurance, legal assistance, pet insurance, living will and trust preparation discounts, commuter program, annual walking challenge, employee appreciation events and monthly sales awards.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed