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IT Security Specialist - Network, Vulnerability & Threat Management

Xoriant CorporationSunnyvale, CA🇺🇸United States

Why this role stands out

Step into a pivotal role at Xoriant Corporation where you will lead critical network and threat management initiatives while enjoying the perfect balance of professional autonomy through a flexible hybrid work model. This position is ideal for a proactive security expert eager to sharpen their skills across cloud and infrastructure environments within a collaborative, high-impact team. Apply today to accelerate your career and help shape the future of enterprise cybersecurity.

Quick overview

SeniorityMid Senior
Work modeHybrid
LocationSunnyvale, CA, United States

Job description

Job Requirements
Role Overview
We are looking for an experienced IT Security Specialist to strengthen enterprise cybersecurity across network, infrastructure, cloud and endpoint environments. The role will be responsible for identifying security risks and vulnerabilities, monitoring and responding to threats, implementing security controls, and supporting ongoing security operations and compliance initiatives.
Key Responsibilities
  • Manage and enhance network security across firewalls, VPNs, network segmentation, IDS/IPS, DNS and secure connectivity.
  • Perform continuous vulnerability assessment and management, including vulnerability scanning, risk prioritization, remediation tracking and validation.
  • Monitor and investigate security threats, alerts and suspicious activity across enterprise environments.
  • Support threat detection, threat hunting and incident response, including root-cause analysis and remediation.
  • Conduct security assessments of servers, endpoints, applications, network devices and cloud environments.
  • Configure and monitor security platforms including SIEM, EDR/XDR, vulnerability management and network security tools.
  • Analyze threat intelligence, indicators of compromise (IOCs), attack patterns and emerging vulnerabilities.
  • Partner with Infrastructure, Network, Cloud, DevOps and Application teams to remediate identified security risks.
  • Support security incident management, including containment, investigation, recovery and post-incident reviews.
  • Review firewall rules, privileged access, security configurations and network architecture for security gaps.
  • Support cloud security across Azure and/or AWS, including identity, network, workload and configuration security.
  • Develop security dashboards and metrics covering vulnerabilities, incidents, threats, remediation SLAs and overall security posture.
  • Support security audits, risk assessments and compliance requirements as needed.

Work Experience
Required Skills
  • Strong hands-on experience in Network Security, Vulnerability Management and Threat Management.
  • Experience with firewalls and network security technologies such as Palo Alto, Fortinet, Cisco or equivalent.
  • Experience with vulnerability platforms such as Qualys, Tenable/Nessus, Rapid7 or equivalent.
  • Experience with SIEM/SOC technologies such as Microsoft Sentinel, Splunk or equivalent.
  • Experience with EDR/XDR platforms such as Microsoft Defender, CrowdStrike or equivalent.
  • Strong understanding of TCP/IP, DNS, VPN, firewalls, IDS/IPS, network segmentation and Zero Trust principles.
  • Knowledge of common vulnerabilities and attack techniques including CVE/CVSS, OWASP and MITRE ATT&CK.
  • Experience investigating security alerts and supporting cybersecurity incident response.
  • Working knowledge of Azure/AWS security controls, IAM and cloud networking.
  • Ability to perform security risk analysis and drive remediation with technical teams.

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