Information Security Engineer

Overview:
MetroSys is seeking a skilled Information Security Engineer to support a range of InfoSec initiatives, tool maintenance, and day-to-day security operations for our enterprise client. This role requires a versatile cybersecurity professional with hands-on experience across a variety of security tools and methodologies, with a focus on operational support and project delivery.

Key Responsibilities:

InfoSec Projects & Tool Maintenance:

• Manage and maintain web proxy and VPN solutions , specifically Zscaler .

• Support and implement DMARC configurations to enhance email security.

• Drive vulnerability management processes , including scanning, analysis, and remediation coordination.

• Utilize RHEL and Ubuntu for Linux-based security operations and system hardening.

• Leverage Kusto Query Language (KQL) for analytics and threat hunting in Microsoft environments.

• Assist in penetration test remediation and address findings related to security program gaps.

• Contribute to Information Security aspects of M&A activities , including risk assessment and integration planning.

Day-to-Day Security Operations:

• Respond to escalations related to Zscaler tickets and MDR alerts .

• Triage and investigate potential phishing emails and other end-user reported threats.

• Handle general security requests , documentation, and collaboration with IT/security teams.

Requirements:

• 5+ years in information security roles, ideally with enterprise environments.

• Direct experience with Zscaler, Linux administration (Ubuntu/RHEL), and email security protocols (DMARC).

• Familiarity with penetration testing processes, remediation tracking, and vulnerability management.

• Proficiency in KQL and Microsoft security tooling is a strong plus.

• Excellent problem-solving and communication skills.