Senior System Engineer

Senior Systems Engineer | Central Long Island, NY

We are working with an established IT services organisation looking to add an experienced Senior Systems Engineer to its technical team.

What You'll Do

• Design, implement and support IT infrastructure across multiple client environments.
• Manage Microsoft technologies, including Windows Server, Active Directory, Microsoft 365 and Azure.
• Deploy, maintain and troubleshoot virtualisation platforms such as VMware vSphere and Hyper-V.
• Support networking infrastructure, including firewalls, switches, routers, wireless networks and VPNs.
• Lead infrastructure projects, including server migrations, system upgrades, backup solutions and disaster recovery.
• Act as a senior escalation point for complex technical issues, providing guidance and mentorship to other engineers.
• Work directly with clients to understand their requirements, recommend solutions and improve existing environments.
• Maintain accurate technical documentation and ensure projects are delivered effectively.

What You'll Need

• 5+ years of IT experience, ideally within a Managed Service Provider (MSP) or IT services environment.
• Strong hands-on experience with Windows Server, Active Directory, Microsoft 365 and related Microsoft technologies.
• Experience managing virtualised environments using VMware or Hyper-V.
• Solid networking knowledge, including TCP/IP, DNS, DHCP, VLANs, routing and VPNs.
• Experience configuring and troubleshooting firewalls and network security solutions.
• Proven experience with infrastructure projects, server migrations and backup/recovery solutions.
• Strong troubleshooting skills across servers, networking and cloud environments.
• Excellent communication skills and confidence working directly with clients.
• Ability to work independently, manage multiple priorities and mentor less experienced engineers.
• Exposure to Azure, AWS, Fortinet or relevant technical certifications would be advantageous.

What's In It for You?

• Opportunity to take ownership of challenging infrastructure projects across a variety of client environments.
• Exposure to a broad range of technologies, including Microsoft, virtualisation, networking, security and cloud infrastructure.
• A senior technical position with opportunities to mentor engineers and influence technical decisions.
• Varied, hands-on work with the opportunity to develop your technical expertise.
• Collaborative team environment with opportunities for continued professional development.
• Competitive compensation and comprehensive benefits package, including medical, dental, life insurance and 401(k).
• Long Island-based opportunity with occasional local client travel.