Onsite Network Security Analyst II - Threat Detection Lead

Intone Networks Inc; Town of Texas (WI); On-site; USD 90,000 - 130,000; Full time

Job summary

Intone Networks Inc. in Austin, TX is seeking a Network Security Analyst II to monitor and respond to security events across on-premises and cloud environments. You will develop detection rules, coordinate incident response, and work with cross-functional teams to mitigate risk.

The ideal candidate has hands-on experience with SIEM, SOAR, EDR, NDR, and threat hunting, plus strong knowledge of networking, security controls, and regulatory considerations.

Qualifications

• Minimum seven years of experience in cybersecurity, network security, security operations, incident response, or a closely related information security role.

Responsibilities

• Monitor security alerts, logs, network events, endpoint telemetry, and threat intelligence feeds.
• Analyze suspicious activity, anomalous network behavior, malware indicators, endpoint detections, and SIEM correlation events to determine scope, impact, and required response actions.
• Perform incident triage, investigation, escalation, containment coordination, and documentation in alignment with HHSC security operations procedures.
• Develop, tune, and maintain detection rules, dashboards, alerts, playbooks, and queries to improve visibility across network, endpoint, identity, and cloud environments.
• Support threat hunting activities using KQL, SPL, packet/session analysis, endpoint telemetry, and other investigative techniques.
• Assist with vulnerability, risk, and control assessments for network security infrastructure and enterprise information systems.
• Document findings, prepare incident reports, track corrective actions, and communicate technical information to security leadership and business stakeholders.
• Collaborate with network, infrastructure, cloud, endpoint, and application teams to validate security events and implement risk mitigation measures.
• Maintain awareness of emerging cyber threats, attack techniques, indicators of compromise, and security best practices relevant to healthcare and public‑sector environments.
• Support compliance, audit, and reporting activities by providing evidence, metrics, and security operations documentation as requested.

Skills

Network security concepts

SIEM

SOAR

EDR

XDR

NDR

KQL

SPL

Incident response

Threat hunting

Education

Bachelor's degree in cybersecurity, computer science, information systems, or related field

Tools

Microsoft Sentinel

Splunk

Kusto Query Language

Firewall management tools

Job description

Intone Networks Inc. in Austin, TX is seeking a Network Security Analyst II to monitor and respond to security events across on-premises and cloud environments. You will develop detection rules, coordinate incident response, and work with cross-functional teams to mitigate risk.

The ideal candidate has hands-on experience with SIEM, SOAR, EDR, NDR, and threat hunting, plus strong knowledge of networking, security controls, and regulatory considerations.