IT Support Administrator
Lake Mary, Florida · Full-Time · In-Office, Not Remote
7+ Years of IT Experience Required
Kappa Computer Systems is a growing Managed Services Provider in Lake Mary, Florida, recognized as a Best Places to Work for five consecutive years. We're looking for an experienced IT Support Administrator who enjoys troubleshooting, takes ownership of problems from start to finish, and cares as much about the client experience as the technical fix.
POSITION OVERVIEW
In this hands-on role, you'll support small, mid-sized, and enterprise clients across a wide range of industries. Your work will span workstations, servers, networks, firewalls, Microsoft 365 and cloud services, security solutions, backups, virtualization, and line-of-business applications. Every client environment is different, so you'll need to get up to speed quickly on new configurations, systems, and business needs.
TYPICAL WORK WEEK
60% Desktop and application support
25% Network support
10% Server support
5% Meetings, documentation, and internal coordination
YOUR DAY-TO-DAY
Own Tier 2 tickets escalated from our Help Desk, troubleshooting desktop, application, network, server, cloud, and security issues down to the root cause, not just the symptom
Administer Microsoft 365, Entra ID, Active Directory, user accounts, security groups, and permissions
Support and maintain firewalls, switches, wireless networks, servers, and workstations across client environments
Use scripting, automation, and AI-assisted tools to improve efficiency, standardization, and service delivery.
Monitor systems, perform preventive maintenance, and verify backups through regular testing and recovery
Participate in client projects, including deployments, upgrades, and migrations
Work with vendors and third-party providers to resolve line-of-business and hosted application issues
Keep clients informed about ticket progress, scheduled changes, maintenance, and outages
Mentor teammates and share your knowledge
HOW YOU WILL SUCCEED
Customer service comes first. Our clients rely on us to communicate clearly, not just fix things. You listen before you troubleshoot, explain issues in plain terms, stay patient with frustrated users, and follow up to confirm the problem is actually solved.
Ownership. You see problems through to resolution, follow through on commitments, and own your mistakes and learn from them.
Documentation. You record service requests, troubleshooting steps, resolutions, configurations, network and equipment details, and changes so anyone on the team can pick up where you left off.
Judgment. You work independently, prioritize by urgency and business impact, and know when to bring in a teammate.
Quality and efficiency. You do the job right the first time, then move on to the next request.
Adaptability and curiosity. You're comfortable switching between client environments and technologies, and you're always looking to learn more.
REQUIREMENTS
Experience and education
7+ years of professional IT experience, including supporting business environments with 100+ users/devices
Bachelor's degree in an IT-related or technical field, or an equivalent combination of certifications and experience
Strong written and verbal communication skills
Technical experience
Windows desktops, laptops, and Windows Server
Microsoft 365 administration, including Exchange Online, SharePoint, and Teams
Active Directory, Group Policy, network shares, and permissions
Hybrid on-premises and cloud environments
TCP/IP, DNS, DHCP, routing, switching, wireless, and VPN/remote access
Firewalls such as SonicWall, Meraki, Aruba, or similar
VMware or Hyper-V
Backup systems, antivirus, and MDR solutions
Printers, copiers, and peripherals
Other requirements
Valid driver's license, good driving record, reliable transportation, and automobile insurance for occasional travel to client sites
Ability to pass criminal, employment, and motor vehicle background checks
Availability for an on-call rotation and occasional nights and weekends
Nice to have
MSP experience (strongly preferred)
Microsoft Azure, Intune, or Remote Desktop Services
PowerShell scripting
Experience with HaloPSA, NinjaOne, Huntress, or similar PSA, RMM, MDR, and backup platforms
Cloud-based security and firewall platforms, including Zscaler ZIA/ZPA or similar secure access and cloud firewall solutions
Certifications such as CompTIA Network+/Security+, Microsoft (MD-102, MS-102, AZ-104), or CCNA
WHAT'S IN IT FOR YOU?
Competitive pay
Health benefits
Retirement plan with a 3% company match
Paid time off, paid holidays, and your birthday off
Mileage reimbursement
A focus on work/life balance and a 40-hour workweek
Technology training and certification opportunities, including Dell, SonicWall, and other vendor programs
Opportunities for professional growth and advancement
Company outings, office snacks, and a collaborative, supportive team
ABOUT KAPPA COMPUTER SYSTEMS
Kappa provides managed IT services, cybersecurity, cloud services, networking, and server support to businesses across a variety of industries. We believe in doing things the right way: taking care of our clients, supporting our teammates, and continually improving the services we provide.