Sr. Systems Administrator
Kloud9 IT, Inc.
Columbus, Ohio
Senior Systems Administrator / Infrastructure Architect (MSP – 10+ Years)
Location & Role Type
Location: Columbus, OH (Primarily in-office with limited WFH flexibility)
Type: Full-Time
Industry: Managed IT Services (MSP / MSSP)
About the Role
Kloud9 IT is seeking a Senior Systems Administrator with architect-level experience to help design, standardize, and support infrastructure across multiple client environments. This role is intended for a highly experienced professional (10+ years) who has worked extensively in MSP environments and is comfortable making architectural decisions, leading complex projects, and serving as the highest technical escalation point.
This position blends hands-on engineering with technical leadership. You will influence how environments are built, secured, documented, and maintained—while remaining directly involved in execution.
Core Responsibilities
Act as a senior technical authority and final escalation point for complex infrastructure issues
Design, implement, and maintain scalable, secure client environments
Own architecture and long-term health of Microsoft 365, Windows Server, and identity platforms
Architect and support network infrastructure including firewalls, switching, VLANs, routing, and site-to-site VPNs
Lead high-impact infrastructure initiatives such as Microsoft 365 migrations and modernization projects
Ensure environments align with security, compliance, and best-practice frameworks
Partner with security, service delivery, and project teams to align technical decisions with business and compliance requirements
Produce and maintain high-quality technical documentation and standards
Provide mentorship and technical guidance to other engineers
Communicate confidently and professionally with client stakeholders
Required Experience & Qualifications
10+ years of professional IT experience
Extensive MSP experience supporting multiple client environments
Advanced expertise in Microsoft Windows Server, Microsoft 365, Active Directory / Entra ID, and network design
Proven ability to architect solutions—not just support existing systems
Strong understanding of security fundamentals (MFA, backups, least privilege, endpoint protection)
Excellent documentation, prioritization, and decision-making skills
Preferred / Strong Plus Experience
Experience with CMMC, NIST 800-171, or similar security frameworks
Background supporting regulated or compliance-driven organizations
Experience defining technical standards and best practices
Familiarity with MSP tools (RMM, PSA, documentation platforms)
Relevant Microsoft, networking, or security certifications
Why Kloud9 IT
Kloud9 IT supports organizations that require reliability, security, and compliance. We value experienced engineers who think strategically, execute cleanly, and raise the technical bar for the entire organization.