What are the responsibilities and job description for the Senior Systems & Network Engineer position at infinIT?
About the role
infinIT is seeking a Senior Systems & Network Engineer who enjoys solving complex technical problems and being the person others turn to when things get difficult. This role is designed for a highly capable infrastructure engineer who is strongest in Windows Server environments and comfortable working across networking, virtualization, and cloud technologies.
You will serve as a senior technical resource within our Service Delivery team, leading escalations, supporting infrastructure projects, and mentoring other engineers. This position requires strong troubleshooting skills, ownership of technical challenges, and the ability to work through complex issues to completion.
The Senior Systems & Network Engineer works closely with the Service Delivery Manager and helps strengthen the technical capabilities of the entire Service Delivery team through mentorship, guidance, and technical leadership.
What Success Looks Like in This Role
- Complex infrastructure issues are resolved efficiently and thoroughly
- Infrastructure projects are planned and executed successfully
- Junior technicians grow through mentorship and technical guidance
- Client environments become more stable, secure, and well documented
Key Responsibilities
Technical Leadership
- Serve as the primary escalation point for complex systems and network issues
- Perform advanced troubleshooting and root cause analysis across server, network, and virtualization environments
- Take ownership of critical issues and ensure they are resolved completely
Systems & Infrastructure Engineering
- Design, implement, and support Windows Server environments across client networks
- Manage virtualization platforms, including Hyper-V and VMware environments
- Support Microsoft 365 cloud services
Networking
- Support firewall and switching platforms such as SonicWall, Cisco Meraki, and Ubiquiti
- Troubleshoot routing, switching, VPN, and connectivity issues
Project Engineering
- Lead infrastructure projects including server deployments, migrations, network upgrades, and cloud integrations
- Work with vendors and manufacturers to troubleshoot issues and implement solutions
Telephony Systems
- Assist with deployment and support of 3CX, Switchvox, Netsapiens, and Microsoft Teams Phone
Documentation & Standards
- Maintain accurate documentation within our documentation platform
- Contribute to technical standards and best practices across client environments
Technical Experience
Required
- Strong expertise with Windows Server administration and troubleshooting
- Experience supporting SMB network environments
- Advanced troubleshooting across servers, networking, and infrastructure
- Experience with Microsoft 365
- Experience with Hyper-V and VMware virtualization
Preferred
- Experience supporting SonicWall, Cisco Meraki, or Ubiquiti networking
- Experience supporting VoIP systems
- Experience working in a Managed Services Provider (MSP) environment
- Experience with Azure infrastructure
- Experience with ConnectWise and DattoRMM is a plus
Certifications (Preferred but Not Required)
- Microsoft certifications
- Cisco certifications
- SonicWall certifications
Equivalent real-world experience is valued as highly as formal certifications.
The Kind of Person We’re Looking For
We’re looking for someone who takes pride in solving difficult problems and seeing technical work through to completion.
The right candidate:
- Enjoys tackling complex technical challenges
- Takes ownership of issues instead of passing them along
- Mentors junior technicians and supports team development
- Works collaboratively and contributes to a positive team culture
- Communicates clearly with both technical staff and clients
- Is comfortable engaging vendor support and researching solutions when needed
This role will play an important part in shaping the future of our service delivery organization.
Work Environment
This is an onsite role based in our Cleveland office. While most work is performed from the office, occasional travel to client locations will be required.
Benefits
- Medical, Dental, and Vision insurance
- 401k plan
- Mileage reimbursement for travel to customer sites
Company Description
infinIT provides managed IT services designed to drive business growth by maintaining reliable and efficient IT systems. With a team of experienced IT specialists, we offer 24/7 monitoring, regular system updates, and proactive measures to ensure optimal performance and prevent issues before they arise. Serving businesses across numerous locations in Ohio for over 35 years, infinIT has built a reputation for fostering client success through technology. We handle IT operations so businesses can focus on what they do best, delivering value to their industries.