Senior Managed Services Engineer (L2/L3)
Lincoln IT•Hicksville, NY
•Hybrid
About The Position
LincolnIT is seeking a Senior Managed Services Engineer (L2/L3) to support a large, enterprise-scale managed services engagement delivered under a hybrid MSP/MSO model. This role is dedicated to a single client environment and is responsible for day-to-day operational execution across infrastructure, cloud, identity, Microsoft 365, endpoint operations, and data protection. This position is ideal for an experienced MSP engineer who values ownership, stability, and disciplined service delivery over ticket churn or ad-hoc project work.
Requirements
- 5+ years of experience in MSP or enterprise IT operations
- Strong Windows Server and Active Directory administration skills
- Hands-on VMware experience
- Microsoft 365 and Exchange Online administration experience
- Proven experience with patching, vulnerability remediation, and backups
- Familiarity with ITIL-aligned incident, problem, and change management
- Experience supporting large-scale environments (hundreds of servers, thousands of endpoints)
- Strong documentation and operational discipline
Nice To Haves
- AWS operational experience
- Healthcare or regulated-industry experience
- Experience with Rubrik, Citrix, Pure Storage, or similar platforms
- Microsoft, VMware, or AWS certifications
Responsibilities
- Operate and support VMware and AWS environments
- Provision and decommission Windows and Linux servers
- Maintain OS build standards, capacity validation, and inventory accuracy
- Support Microsoft server platforms including SQL, RDS, and VDI
- Execute monthly OS patching for Windows and Linux servers
- Support emergency and zero-day patching activities
- Perform patch validation, rollback, and post-patch verification
- Remediate vulnerabilities aligned to CVSS severity and approved change windows
- Document remediation outcomes and approved exceptions
- Coordinate patching with internal application owners and third-party vendors
- Execute approved patch plans during maintenance windows
- Validate application functionality post-patch
- Document dependencies, outcomes, and issues
- Administer enterprise backup and recovery platforms (e.g., Rubrik, Pure Storage, Dell PowerScale, Azure Files, M365 workloads)
- Monitor backup jobs and remediate failures
- Perform file-level, mailbox-level, and VM-level restores
- Support retention, compliance alignment, and restore testing
- Administer Active Directory (users, groups, GPOs, OUs)
- Execute access change requests and decommissioning activities
- Support Microsoft Entra ID user, role, and Conditional Access administration
- Maintain identity hygiene and lifecycle processes
- Administer Microsoft 365 tenant services
- Manage licensing and configuration settings
- Support Exchange Online and hybrid environments
- Perform mailbox provisioning, permissions management, and mail-flow troubleshooting
- Execute litigation hold and retention administration (administrative tasks only)
- Support endpoint patching and vulnerability remediation at scale
- Enforce CIS and approved security baselines
- Execute endpoint policy enforcement and failure remediation
- Support compliance and remediation reporting
- Respond to and resolve incidents across servers, endpoints, and Microsoft 365 (P1–P4)
- Participate in a 24x7 on-call rotation for Priority 1 incidents
- Execute approved changes in accordance with CAB and ITIL processes
- Coordinate escalations with vendors and internal specialist teams
- Contribute to root cause analysis and continuous service improvement
Benefits
- Competitive compensation and benefits
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What This Job Offers
Job Type
Full-time
Career Level
Senior
Education Level
No Education Listed
