Senior Systems Engineer
About The Position
Netsurit is a global Managed Services Provider helping organizations grow, secure, and innovate with technology. Our mission is to Support the dreams of the doers — freeing our customers from day-to-day IT burdens so they can focus on building their businesses. We're looking for a highly skilled L3 Systems Engineer to join our Connecticut team. This role is ideal for someone who thrives in an MSP environment, enjoys solving complex infrastructure challenges, and wants to work across modern cloud, security, and on-prem environments. The L3 Microsoft Systems Engineer will be responsible for designing, implementing, migrating, and supporting Microsoft Server and Microsoft 365 environments, delivering infrastructure, disaster recovery, and security projects, providing advanced technical and escalation support, and working directly with customers to resolve issues and improve their IT environments. You will operate across both project delivery and advanced support in a fast-paced MSP environment.
Requirements
- 3+ years in a technical support or systems engineering role (5+ years preferred)
- Recent hands-on experience with: Microsoft 365 / Exchange migrations
- Disaster recovery and backup solutions (Datto, Veeam)
- Firewalls and email security solutions
- Strong experience with: Windows Server, Microsoft 365, Azure
- PC/laptop deployment and troubleshooting
- Networking fundamentals (TCP/IP, DNS, routing, switching)
- Proven ability to design and implement infrastructure solutions
- Experience working across multiple industries
- Strong troubleshooting, documentation, and customer-facing skills
Nice To Haves
- A+, Server+, Security+, Microsoft certifications
- Cybersecurity certifications
- Associate's or Bachelor's Degree in IT or related field
- Experience with Windows Server, Microsoft 365, Azure, and networking infrastructure
Responsibilities
- Plan and execute projects including server deployments and migrations
- Exchange / Microsoft 365 migrations
- Azure and hybrid infrastructure implementations
- Design, implement, and manage: Disaster Recovery solutions (Datto, Veeam, SaaS backup, BDR)
- Azure / O365 environments
- Cybersecurity best-practice standards
- Act as Project Lead or Technical Lead on: ERP migrations and implementations
- MSP platform deployments and standardization initiatives
- Implement and manage MSP platforms including: ConnectWise Manage, Automate, ScreenConnect, Sell IT Glue, Keeper Security, DNSFilter, DUO, Mimecast, SentinelOne, Datto, Verkada, Unifi
- Assist in standardizing and optimizing client environments across the Netsurit stack
- Provide L2/L3 escalation support for servers, Microsoft 365, networks, endpoints, and security platforms
- Diagnose and resolve issues via phone, email, and ticketing system
- Track and manage support requests according to SLA and ITIL practices
- Maintain technical documentation and system records
- Troubleshoot LAN/WAN, switches, routers, firewalls, and connectivity
- Support DNS, SPF, DKIM, DMARC, and email deliverability
- Plan and implement patch management and application deployments
- Participate in a rotating after-hours support schedule
- Help design, implement, and scale intelligent solutions that empower our clients to automate processes, uncover insights, and accelerate growth.
- Leverage tools like Microsoft Copilot, Azure AI, and custom machine learning models to turn data into meaningful business outcomes.
Benefits
- Career growth in a company focused on innovation and modern IT services
- A culture that supports personal and professional goals
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What This Job Offers
Job Type
Full-time
Career Level
Senior
Education Level
Associate degree
