Onsite Network Security Analyst - Hands-on SOC Engineer

Cornerstonetechtalent; Columbia (SC); On-site; USD 90,000 - 120,000; Full time

Job summary

Cornerstonetechtalent is seeking a Network Security Analyst to support day-to-day cybersecurity operations in a large, regulated enterprise environment. This hands-on role focuses on network security, firewall and infrastructure assessments, and security analysis across on-premise and cloud environments.

The ideal candidate will investigate alerts, analyze traffic and telemetry, support firewall reviews, and strengthen security and compliance controls in a fully onsite setting in Columbia, SC.

Qualifications

• BS degree in Computer Science, Information Systems, Cybersecurity, or related field, or equivalent professional experience.
• 3–5 years hands-on network security experience in design, implementation or support.
• Experience in IT security or system administration across Windows, macOS, Linux.

Responsibilities

• Investigate and respond to daily network security alerts.
• Perform security assessments for firewall, connectivity, and infrastructure changes.
• Review firewall rules and website-block requests for security risks.
• Analyze on-premise and cloud networks for threats and vulnerabilities.
• Support firewall reviews and ruleset recertification.
• Monitor emerging network threats and recommend countermeasures.
• Assist with vulnerability assessment and scanning activities.
• Collaborate with teams to implement security controls and best practices.

Skills

Network design

Firewall

Routing & switching

Security monitoring

Vulnerability management

Cloud & on-prem networks

Education

BS degree in CS/IS/Cybersecurity

Tools

SIEM (Splunk/QRadar)

IDS/IPS

Nessus/Qualys

Azure/AWS

Job description

Cornerstonetechtalent is seeking a Network Security Analyst to support day-to-day cybersecurity operations in a large, regulated enterprise environment. This hands-on role focuses on network security, firewall and infrastructure assessments, and security analysis across on-premise and cloud environments.

The ideal candidate will investigate alerts, analyze traffic and telemetry, support firewall reviews, and strengthen security and compliance controls in a fully onsite setting in Columbia, SC.