Senior Cybersecurity Analyst – Network Security #3369

Senior Cybersecurity Analyst – Network Security
Contract Length: 12+ months
Location: Austin, Texas (100% Onsite)

We are seeking a Senior Cybersecurity Analyst - Network Security to support enterprise security operations across on-premises, cloud, network, and endpoint environments. This role will monitor, investigate, detect, and respond to security threats while supporting threat hunting, detection engineering, and incident response. The ideal candidate is a hands-on security professional with strong experience across SIEM, SOAR, EDR, XDR, NDR, threat intelligence, and security operations.

Qualifications

- Bachelor's degree in cybersecurity, computer science, information systems, information technology, or a related field.

- Relevant certifications such as CISSP, CISM, CISA, Security+, CySA+, GIAC, or Microsoft security.

- 8+ years of experience in cybersecurity, network security, security operations, incident response, or related information security.

- Hands-on experience with Microsoft Sentinel, including incident management, analytics rules, workbooks, automation, data connectors, and KQL.

- Strong experience with SIEM platforms, security log collection and management, alert investigation, correlation, and monitoring.

- Experience with SIEM, SOAR, EDR, XDR, and NDR technologies.

- Experience with detection engineering, including developing and tuning detection rules and alerts.

- Strong ability to write and interpret KQL, SPL, and security queries.

- Experience with threat intelligence, threat hunting, and identifying indicators of compromise.

- Strong understanding of firewalls, IDS/IPS, DNS, VPN, TCP/IP, network segmentation, secure network architecture.

- Ability to investigate complex security events, correlate data across multiple sources, and clearly document findings.

- Knowledge of security frameworks and standards, including NIST and CIS Controls.

- Ability to prioritize alerts based on severity, risk, and business impact.

- Strong analytical, problem-solving, communication, and documentation skills.

- Experience with advanced threat hunting, detection engineering, and cloud security preferred.

Key Responsibilities

- Monitor security alerts, logs, network events, endpoint telemetry, and threat intelligence feeds.

- Investigate suspicious activity, malware indicators, anomalous network behavior, and SIEM/EDR alerts.

- Perform incident triage, investigation, escalation, containment coordination, and documentation.

- Develop and tune detection rules, dashboards, alerts, playbooks, and security queries.

- Conduct threat hunting using KQL, SPL, packet/session analysis, and endpoint telemetry.

- Support vulnerability, risk, and security control assessments.

- Document investigations, prepare incident reports, and track corrective actions.

- Collaborate with network, infrastructure, cloud, endpoint, and application teams to address security risks.

- Stay current on emerging threats, vulnerabilities, attack techniques, and security best practices.

- Participate in incident response, escalation, and after-action reviews as needed.

- Maintain accurate investigation notes, operational documentation, and security metrics.

- Follow established security policies, procedures, and standards.

- Work effectively with security, network, infrastructure, cloud, endpoint, and application teams.

- Support time-sensitive security incidents and escalations as needed.

- May require after-hours support for critical security incidents or planned maintenance.

Genius Road, LLC is proud to be a Certified Womens Business Enterprise, an Equal Opportunity Employer and values diversity. All employment is decided on the basis of qualifications, merit and business need.