Network Security Analyst

Siritech Solutions Corp
Austin, TX, United States
8 days ago
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Role details

Contract type
Temporary contract
Employment type
Full-time (> 32 hours)
Experience level
Experienced
Experience required
3 years minimum
Working hours
Shift work

Tech stack

Microsoft Windows Active Directory ARM Architecture Bash Shell Cloud Computing Cloud Computing Security Apache Lucene CompTIA Security+ Cyber Security Computer Networks Query Languages Linux
+31 more
Embedded SQL Identity and Access Management Intrusion Detection and Prevention Intrusion Detection Systems Python (Programming Language) Network Security Network Protocols Windows PowerShell Azure Active Directory ArcSight SIEM Tool Cloud Services Phishing Kusto Query Language Security Information and Event Management Software Vulnerability Management Scripting Mitre Att&ck QRadar Malware Cyber Threat Analysis Firewalls (Computer Science) Azure Security Center Information Technology Cybercrime IronPort Microsoft Sentinel Fireeye Splunk SentinelOne Expertise Cisco Qualys

Job description

The Network Security Analyst will perform advanced cybersecurity monitoring, threat analysis, security-event triage, and incident investigation within a Cybersecurity Operations Center (CSOC). The analyst will continuously monitor security alerts, investigate suspicious activities, identify potential threats, distinguish legitimate incidents from false positives, and coordinate incident-response activities. The position requires strong SOC operations expertise across SIEM, EDR/XDR, network security, cloud security, identity protection, email security, vulnerability management, and threat-intelligence technologies., Continuously monitor, triage, analyze, and prioritize cybersecurity alerts. Investigate suspicious network, endpoint, cloud, email, and user activity. Determine incident severity, scope, impact, and risk. Validate potential security incidents and distinguish threats from false positives. Escalate confirmed threats to Incident Response, Threat Hunting, or SOC Engineering teams. Correlate security events across: Endpoints Firewalls IDS/IPS Cloud Services Authentication Systems Threat Intelligence Feeds Analyze Indicators of Compromise (IOCs) and Indicators of Attack (IOAs). Investigate phishing emails, malware detections, suspicious network traffic, and anomalous user behavior. Document investigations, findings, and response activities in case-management systems. Assist with containment, eradication, and recovery activities. Escalate critical findings to SOC/CSOC leadership. Additional Responsibilities: Tune security alerts and improve threat-detection capabilities. Identify and reduce false-positive trends. Integrate threat intelligence into SOC monitoring and investigations. Review vulnerability-assessment results and remediation priorities. Maintain incident-response procedures, playbooks, workflows, and knowledge-base documentation. Research emerging cyber threats, attack techniques, and TTPs. Support 24x7 cybersecurity operations when required. Participate in high-priority incident response outside normal business hours. Communicate security findings to technical and non-technical stakeholders., QRadar ArcSight LogRhythm EDR/XDR: Microsoft 365 Defender XDR Microsoft Defender for Endpoint CrowdStrike SentinelOne IDS/IPS: Trellix / FireEye Corelight Threat Intelligence: VirusTotal Google Threat Intelligence Cisco Talos Recorded Future MISP Vulnerability Management: Tenable Qualys Rapid7 Email Security: IronPort ESA Abnormal.ai Proofpoint Cloud Security: Wiz Microsoft Defender for Cloud Apps (MDCA) Cortex Cloud Sysdig SASE: Zscaler Prisma Netskope Experience operating within a 24x7 SOC/CSOC environment., 14905 - Network Security Analyst (Onsite) - Austin, TX Start Date: ASAP Type: Temporary Project. Estimated Duration: 12 months with possible extensions Work Setting: 100% of t…

  • 8 hours ago

Requirements

Minimum 5+ years of overall experience in cybersecurity operations, security monitoring, incident response, threat detection, security investigations, or related cybersecurity disciplines. Minimum 3+ years of security alert triage experience. Minimum 3+ years analyzing cybersecurity events. Minimum 3+ years documenting security incident investigations. Minimum 3+ years working with cybersecurity frameworks. Minimum 3+ years with incident-response processes. Minimum 3+ years with threat-detection methodologies. Minimum 3+ years in cybersecurity/SOC operations. Minimum 3+ years of security-monitoring experience. Minimum 3+ years of incident-response experience. Minimum 3+ years of threat-detection experience. Minimum 3+ years conducting security investigations. Strong understanding of SIEM, EDR/XDR, IDS/IPS, firewalls, endpoint security, and cloud-security platforms. Strong understanding of malware, phishing, insider threats, and APTs. Knowledge of MITRE ATT&CK methodologies. Knowledge of IOCs, IOAs, and threat intelligence. Knowledge of the incident-response lifecycle, NIST Cybersecurity Framework, NIST Incident Response guidance, and PICERL. Understanding of Windows, Linux, Active Directory, Microsoft Entra ID, and networking protocols. Experience correlating data across multiple cybersecurity platforms. Experience with query languages including KQL, SPL, Lucene, and ESQL. Experience with scripting languages including PowerShell, Python, and Bash. Preferred Skills: SIEM platforms: Microsoft Sentinel Splunk, Must currently reside in the Austin metropolitan area. Must be willing to work 100% onsite in Austin, TX. Strong analytical and cybersecurity investigation capabilities. Ability to distinguish genuine threats from false positives. Strong risk-based decision-making skills. Ability to follow incident-response and escalation procedures. Ability to work independently and within a 24x7 cybersecurity team. Strong written and verbal communication skills. Ability to communicate with security engineers, incident responders, system administrators, leadership, and business stakeholders. Must be available for occasional evening, weekend, and holiday support during critical security incidents. Education: Four-year degree in Cybersecurity, Information Security, Computer Science, Computer Information Systems, Management Information Systems, or related field Preferred. Relevant education and professional experience may substitute where permitted. Certifications: CompTIA Security+ Preferred GIAC Certified Incident Handler (GCIH) Preferred GIAC Certified Intrusion Analyst (GCIA) Preferred Certified SOC Analyst (CSA) Preferred Microsoft Certified: Security Operations Analyst Associate (SC-200) Preferred Other GIAC/SOC-related cybersecurity certifications Preferred Preferred skills SOC / CSOC Operations SIEM Security Alert Triage Incident Response Threat Detection Security Event Analysis EDR / XDR Cybersecurity Investigations, Job Description : 4-7 years of experience in the field or in a related area. Familiar with standard concepts, practices, and procedures within a particular field. Relies on limit…

About the company

HonorVet Technologies. We’re a Service Disable Veteran-Owned IT staffing firm, ISO 9001 and ISO 27001 certified, working with federal agencies, state governments, and Fortune 500 e…

  • 9 hours ago

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