Security Analyst

Acro Service Corp; Las Vegas (NV); On-site; USD 90,000 - 130,000; Full time

Job summary

Acro Service Corp is seeking a Security Analyst to protect information systems from threats in Carson City, NV or Las Vegas, NV. The role focuses on threat hunting across Defender XDR, Sentinel, and Copilot for Security, with integration of telemetry and automation to detect and mitigate cyber threats.

The analyst will work with IT, security operations, and leadership to enhance detections, improve security posture, and support continuous improvement through incident response and threat

Qualifications

• At least 3 years of information security focused on threat hunting and security analytics.
• Hands-on experience with Defender XDR, Sentinel, and Copilot for Security.
• Strong understanding of Windows, Linux, and cloud log sources.
• Ability to interpret complex data and communicate findings clearly.
• Experience with incident response, vulnerability analysis, and threat intelligence.

Responsibilities

• Conduct proactive threat hunting across Defender XDR, Sentinel, and Microsoft Security for Copilot.
• Analyze security events, alerts, and anomalies to identify malicious activity or policy violations.
• Develop and refine hunting queries, detection rules, analytics, and playbooks.
• Investigate endpoint, identity, email, and cloud signals to identify patterns of compromise.
• Perform deep-dive analysis of incidents, prepare findings, and recommend mitigation strategies.
• Collaborate with SOC personnel, IT system owners, and leadership to coordinate response and remediation.
• Leverage SIEM, XDR, and AI-assisted security tools to improve detection accuracy and reduce false positives.
• Maintain awareness of current threat actors, TTPs, and industry trends.
• Contribute to dashboards, analytics, and automation for real-time monitoring.
• Support internal security reporting, documentation, and compliance as needed.

Skills

Threat hunting

Security analytics

Defender XDR

Microsoft Sentinel

Copilot for Security

Windows logs

Linux logs

Cloud logs

Incident response

Threat intelligence

Job description

Security Analyst – Carson City, NV or Las Vegas, NV

Position Overview

The Security Analyst plays a key role in safeguarding the organization’s information systems by proactively identifying, investigating, and responding to threats across the enterprise security stack. This position specializes in threat hunting within Microsoft Defender XDR, Microsoft Sentinel, and Microsoft Security for Copilot, leveraging advanced telemetry, analytics, and automation capabilities to detect and mitigate cyber threats. The analyst will collaborate closely with IT, security operations, and leadership to enhance detection capabilities, strengthen security posture, and support continuous improvement.

Key Responsibilities

• Conduct proactive threat hunting across Defender XDR, Sentinel, and Microsoft Security for Copilot.
• Analyze security events, alerts, and anomalies to identify malicious activity, suspicious behavior, or policy violations.
• Develop and refine hunting queries, detection rules, analytics, and playbooks.
• Investigate endpoint, identity, email, and cloud signals to identify patterns of compromise or emerging threats.
• Perform deep-dive analysis of incidents, prepare findings, and recommend mitigation strategies.
• Collaborate with SOC personnel, IT system owners, and leadership to coordinate response and remediation.
• Leverage SIEM, XDR, and AI-assisted security tools to improve detection accuracy and reduce false positives.
• Maintain awareness of current threat actors, TTPs, and industry trends.
• Contribute to the enhancement of dashboards, analytics, and automation used for real-time monitoring.
• Support internal security reporting, documentation, and compliance as needed.

Minimum Qualifications

• At least 3 years of experience in Information Security with a strong emphasis on threat hunting and security analytics.
• Hands-on experience using Microsoft Defender XDR, Microsoft Sentinel, and/or Copilot for Security.
• Strong understanding of Windows, Linux, and cloud log sources, telemetry, and security events.
• Ability to interpret complex data, identify trends, and communicate findings clearly.
• Experience with incident response, vulnerability analysis, and threat intelligence concepts.

Preferred Qualifications

• Certifications such as CISSP, GIAC, Security+, Azure Security, or similar are considered a plus, but equivalent real‑world experience is strongly valued.
• Experience working in SOC environments or with SIEM/XDR technologies.
• Familiarity with Zero Trust principles, identity security, and cloud security operations.

Work Environment & Additional Details

• Location: Carson City, NV or Las Vegas, NV
• Travel: Minimal; occasional travel may be required.