What are the responsibilities and job description for the MSP Engineer (L3) position at Diligex?
About the Role
Diligex is hiring a Level 3 Engineer (L3) to serve as the top technical escalation point within our Service Delivery team.
This is a senior, hands-on role for an engineer who thrives in complex environments, enjoys deep troubleshooting, and wants to have real impact across technical standards, incident response, and team capability.
- Act as the final escalation point for L1/L2 teams
- Own and resolve complex, high-severity incidents
- Lead response to major outages and critical issues
- Perform root cause analysis and implement long-term fixes
- Support project delivery (M365, security, infrastructure)
- Mentor junior engineers and elevate team capability
- Microsoft 365 (Exchange Online, SharePoint, Teams)
- Microsoft 365 Security (Defender, identity, security controls)
- Entra ID (Azure AD) Conditional Access (required)
- Active Directory & Windows Server
- Virtualization (VMware / Hyper-V)
- Cisco Meraki (firewalls, switching, wireless)
- Networking (VPNs, routing, general architecture)
- 5–8 years of IT experience (MSP preferred)
- Strong troubleshooting and problem-solving skills
- Ability to fully own complex technical issues end-to-end
- Experience working across multiple client environments
- Strong communication (technical client-facing)
- Structured MSP environment with strong technical standards
- High-impact role with real ownership and autonomy
- Opportunity to influence tooling, security posture, and delivery model
- Collaborative, no-drama team
- Competitive compensation, based on exprience.
- Health, dental, vision
- 401k
- Flexible PTO
- Hybrid work