Director of IT and Security

Sierra Management And Technologies Inc • California, MD

6d • $140,000 - $160,000 • Hybrid

About The Position

Sierra Technologies is seeking an experienced Director of IT and Security to manage and secure our IT infrastructure across a hybrid environment. This high-ownership role spans network operations, cloud administration, cybersecurity compliance, audit readiness for active DoD contracts, and FSO/security operations. This is an on-site position in Southern Maryland (St. Mary’s County), with the option to telework one day per week.

Requirements

• 10+ years of hands-on network and systems administration experience
• Working knowledge of CMMC Level 2, NIST SP 800-171, and DFARS requirements
• Proficiency with Active Directory and Azure AD / Entra ID (hybrid environments)
• Experience administering Microsoft 365 GCC or GCC High environments
• FortiGate firewall administration and network security management
• Experience handling Controlled Unclassified Information (CUI)
• RBAC design, endpoint management (Intune / VSA), and SCAP/STIG compliance
• VPN configuration, VLAN management, and secure network architecture
• Experience supervising junior to mid-level IT staff
• Active security clearance or clearance eligibility.
• Applicants must be authorized to work in the U.S. without employer sponsorship and be able to obtain a security clearance

Nice To Haves

• CompTIA Security+, CySA+, or equivalent certification
• Microsoft certifications (MS-700, AZ-104, or similar)
• Prior DoD contractor experience

Responsibilities

• Manage hybrid identity infrastructure including Active Directory and Azure AD / Entra ID, supporting 120+ users across Microsoft 365 GCC High
• Administer and secure 80+ endpoints; oversee patch management, SCAP scanning, and vulnerability remediation
• Manage Fortinet network infrastructure (firewall, switches, APs), VLANs, VPN, and network segmentation
• Operate security tools including threat detection, email filtering, dark web monitoring, and identity/access management
• Maintain CMMC Level 2, NIST SP 800-171, and DFARS compliance; prepare audit documentation including SSP, POA&Ms, and CUI flow diagrams. Plan for and implement CMMC Level 3 compliance
• Support helpdesk operations including onboarding/offboarding, hardware builds, and end-user troubleshooting
• Manage software licensing, vendor relationships, and IT budget planning
• Lead and oversee IT team members, and the Facility Security Officer (FSO) team
• Develop and oversee strategic planning for future IT & Security infrastructure, compliance, and growth
• Oversee facilities systems including VoIP, badge access, and AV infrastructure

Benefits

• Flexible work schedules and remote/hybrid opportunities (depending on the role)
• Medical, dental, and vision insurance
• Flexible spending account and health savings account options
• Dependent care flexible spending account
• Education reimbursement
• Voluntary insurance such as: short-term disability, hospital indemnity, critical illness, and accident insurance
• 100% company-paid life + AD&D and long-term disability insurance
• Generous paid time off policy
• 11 paid holidays
• 401(k) retirement plan with matching contributions
• Employee assistance program

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed