Security Specialist (Microsoft 365 / Federal Environment)

Location: Remote
Clearance Required: Public Trust (Minimum Background Investigation – MBI)
Employment Type: Full-Time

Overview

Lucayan Technology Solutions is seeking an experienced Security Specialist to support the security posture of the IRS Microsoft 365 (M365) environment. This role will focus on security analysis, compliance, risk management, and protection of cloud-based services. The ideal candidate brings deep expertise in Microsoft 365 security capabilities, federal compliance frameworks, and hands-on experience supporting high-security environments in government or large enterprises.

Key Responsibilities

• Conduct security and privacy analysis of Microsoft 365 services to ensure compliance with IRS and federal security standards.
• Implement, configure, and monitor M365 security controls, compliance settings, and governance policies.
• Support ongoing risk assessments, vulnerability management activities, and remediation efforts.
• Develop, maintain, and update security documentation, including policies, procedures, and incident response plans.
• Collaborate with technical teams, engineers, and IRS SMEs to ensure secure architecture, integration, and operation of M365 tools.
• Monitor security alerts, assess potential threats, and support incident response activities.
• Adapt quickly to IRS-specific compliance requirements, security controls, and operational processes.

Required Qualifications

• Minimum 5 years of IT security experience, preferably supporting Microsoft 365 environments in large government or enterprise settings.
• Experience supporting federal government clients or similar high-security, compliance-driven environments; IRS experience preferred.
• Strong understanding of Microsoft 365 security, compliance, governance, and privacy features.
• Hands-on experience with Azure AD, Intune, Exchange Online security, and identity protection tools.
• Familiarity with federal cybersecurity standards and frameworks such as NIST 800-53, FISMA, and Zero Trust.
• Strong analytical, troubleshooting, and problem-solving abilities.
• Excellent communication skills and ability to coordinate security-related activities with cross-functional teams.

Security Clearance & Training Requirements

• Must have or be able to obtain a Public Trust (MBI) clearance.
• Must complete all IRS-required security, privacy, and compliance training.
• Must comply with federal cybersecurity guidelines and organizational security protocols.

Preferred Qualifications

• Experience supporting IRS programs or IRS modernization efforts.
• Certifications such as:
  • CISSP, CISM, Security+
  • Microsoft Certified: Security Operations Analyst
  • Microsoft 365 Certified: Security Administrator
• Experience with incident response, threat analysis, and security automation.
• Knowledge of cloud governance and compliance tooling across Microsoft 365 and Azure.

Work Environment

• Fully remote position with collaboration across distributed technical and security teams.
• Must be comfortable working in a compliance-focused federal environment.
• Occasional after-hours support may be required for incident response, maintenance windows, or urgent security issues.
• Requires strong attention to detail, documentation discipline, and adherence to IRS and federal security standards.

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