Network Security Analyst: Hands-on SOC & Cloud Security

CornerStone Technology Talent Services; Columbia (SC); On-site; USD 80,000 - 110,000; Full time

Job summary

CornerStone Technology Talent Services seeks a Network Security Analyst to support a regulated enterprise's cybersecurity operations in Columbia, SC.

The role emphasizes hands-on network security, firewall reviews, and cloud/on-premises infrastructure assessments, with duties spanning monitoring, alert investigation, vulnerability management, and security analysis across environments.

Qualifications

• Approximately 3-5 years of hands-on experience in network design, implementation, or support.
• Hands-on experience in IT security or system administration.
• BS degree in Computer Science, Information Systems, Cybersecurity, or related field, or equivalent professional experience.
• Network security-focused certification such as PCNSE or CCNA.
• Ability to work fully onsite in Columbia, SC.
• Current South Carolina resident required.

Responsibilities

• Investigate and respond to daily network security alerts.
• Perform security assessments for firewall, connectivity, and infrastructure changes.
• Review firewall rules, connectivity requests, and website-block requests for potential security risks.
• Analyze on-premise and cloud networks for potential threats and vulnerabilities.
• Conduct technical analysis supporting network security planning and engineering.
• Analyze logs, alerts, network traffic, and security telemetry.
• Develop and review network traffic reports involving ports, protocols, and services.
• Participate in firewall configuration reviews and ruleset recertification.
• Monitor emerging network threats and recommend appropriate countermeasures.
• Support network security monitoring and IDS/IPS technologies.
• Assist with vulnerability assessment and scanning activities.
• Support cloud and on-premise network changes and enhancement projects.
• Collaborate with technical teams to implement security controls and network security best practices.
• Assist with security KPI development and trend monitoring.
• Support cybersecurity compliance activities within a regulated enterprise environment.
• Perform additional SOC and network security responsibilities as assigned.

Skills

Network security

Firewall

Routing and switching

Log analysis

Cloud and on-premise networks

Security monitoring

Education

Bachelor's degree in CS/IS/Cybersecurity

Equivalent professional experience

Tools

Splunk

QRadar

Nessus

Qualys

Azure

AWS

Windows

Job description

CornerStone Technology Talent Services seeks a Network Security Analyst to support a regulated enterprise's cybersecurity operations in Columbia, SC.

The role emphasizes hands-on network security, firewall reviews, and cloud/on-premises infrastructure assessments, with duties spanning monitoring, alert investigation, vulnerability management, and security analysis across environments.