Cybersecurity Engineer

System One is offering a remote direct-hire Cybersecurity Engineer role in Phoenix, AZ with a competitive annual salary range of USD 110,000 to 130,000. This position focuses on securing enterprise infrastructure across cloud and on-premises environments, including Microsoft 365 security, SIEM, threat hunting, and incident response to support regulatory compliance. The role combines remote work flexibility with opportunities to influence security outcomes across complex platforms.

Benefits

Remote work option from Phoenix, AZ and a direct-hire employment structure at a competitive salary range. The role centers on protecting enterprise infrastructure across cloud and on-premises environments, with responsibility for Microsoft 365 security, SIEM, threat hunting, and incident response to ensure regulatory compliance.

Responsibilities

• Deploy and sustain enterprise security controls across cloud and on-prem environments.
• Oversee security compliance efforts and help shape security policies.
• Detect and respond to security alerts, incidents, phishing attempts, malware, and suspicious activity.
• Conduct vulnerability assessments, track remediation, and strengthen configurations.
• Administer endpoint protection, email security, MFA, Conditional Access, and identity security controls.
• Configure and maintain SIEM, logging, and monitoring platforms.
• Perform threat hunting and proactive security reviews.
• Manage Microsoft 365 and cloud security tools including Defender, Entra ID (Azure AD), Conditional Access, Intune, Purview, and Exchange Online Protection.
• Implement DLP, retention, and email security policies.
• Secure remote access, mobile devices, and hybrid cloud infrastructure.
• Harden firewalls, VPNs, wireless networks, switches, and servers; review firewall rules and network segmentation.
• Support backup, disaster recovery, and business continuity initiatives.
• Assist with patch management and secure configuration baselines.
• Provide escalation support for security related help desk issues.
• Lead response efforts during security incidents and outages.
• Conduct user security awareness training and phishing simulations.

Requirements

• Must have domain experience ideally with HUD or similar state or municipal public housing programs, or experience on civilian US federal agency projects outside defense and national security, or experience in highly regulated sectors such as insurance, banking, or healthcare.
• Experience implementing security controls from scratch with a working knowledge of security best practices and the ability to determine what to implement and how to execute it effectively.
• At least 5 years of hands-on IT security or cybersecurity engineering experience.
• Strong experience with Microsoft 365 security technologies.
• Experience with firewalls and VPN technologies.
• Experience with Endpoint Detection & Response (EDR).
• Experience with email security platforms.
• Experience with vulnerability management tools.
• Experience with Windows Server and Hybrid Active Directory.
• Knowledge of cybersecurity frameworks and compliance standards.

Technologies

• Microsoft Defender
• Entra ID (Azure AD)
• Conditional Access
• Intune
• Purview
• Exchange Online Protection
• Windows Server
• Hybrid Active Directory
• SIEM

Preferred Qualifications

• Certifications such as CISSP, Security+ , SC-200, SC-300, AZ-500, CEH