The Senior Systems Engineer - Microsoft 365 & Security supports and secures a regulated aerospace manufacturing IT environment. You will administer Microsoft 365 GCC, hybrid Active Directory, virtualized servers, backups, and networking, while designing and maintaining security controls aligned to CMMC, NIST 800-171, and ITAR. The role is primarily on-site, collaborating with cross-functional teams and preparing for audits and business continuity needs.
Responsibilities
- Administer and secure Microsoft 365 GCC, including Exchange, SharePoint, One
- Drive, and Teams.
- Manage on-premises and hybrid Active Directory, identity lifecycle, and access controls.
- Design, operate, and secure virtualized and hybrid infrastructure (VMware/Hyper-V).
- Implement and maintain controls for CMMC Level 2, NIST 800-171, and ITAR-regulated data.
- Configure and monitor Fortinet firewalls, VPNs, and network segmentation.
- Manage enterprise backup, disaster recovery testing, and data retention compliance.
- Lead vulnerability management, security hardening, and audit readiness efforts.
- Create and maintain system documentation, policies, and security artifacts while supporting audits.
Required Skills
- Microsoft 365 Government Cloud Administration
- Active Directory and Hybrid Identity Management
- Network and Perimeter Security (Fortinet, VPN)
- CMMC Level 2 and NIST SP 800-171 Compliance
- PKI and Certificate Management
- Virtualization (VMware or Hyper-V)
- Backup and Disaster Recovery (e.g., Rubrik)
- Security Hardening and Vulnerability Management
- Data Encryption and Secure Data Transfer
- IT Governance and Audit Support (SOX ITGC)