Senior Systems Administrator

SEI • Cincinnati, OH

17h • Hybrid

About The Position

The Senior Systems Administrator is responsible for supporting and evolving SEI’s cloud-first technology foundation, ensuring secure, reliable, and scalable systems that enable over 600 employees across 14 offices nationwide. This role is part of SEI’s Shared Services organization and plays a critical role in empowering employees through modern technology, strong security practices, and continuous process improvement. This position is hands-on and autonomous by design, ideal for a Microsoft-focused systems administrator who enjoys ownership, problem-solving, and proactively improving environments. The role is hybrid and requires candidates to live in the greater Cincinnati area.

Requirements

• Alignment to SEI’s core values: Excellence, Participation, Integrity, and Collaboration
• Hungry, Humble, Smart- defined at SEI as:
• Hungry: Proactive, self-motivated, and driven to continuously improve systems, processes, and outcomes
• Humble: Team-first, collaborative, open to feedback, and focused on shared success over individual credit
• Smart: Demonstrates strong judgment, clear communication, and practical problem-solving skills
• Strong experience administering Microsoft 365 and Azure environments
• Hands-on experience with identity management, Intune, and SaaS application integrations
• Ability to work independently and take ownership of systems and projects
• Strong written and verbal communication skills
• Authorization for permanent employment in the United States (this position is not eligible for immigration sponsorship)
• Local to the Cincinnati, OH area and able to work in a hybrid environment

Nice To Haves

• Microsoft certifications such as AZ-104, MD-102, AZ-900, MS-900, SC-900, or SC-300
• ITIL Foundation certification or familiarity with IT service management practices
• Experience supporting SaaS platforms and integrations (e.g., Workday, HubSpot, Coursera, FreshService)
• Experience with SSO, SAML, OAuth, and modern identity integrations
• Exposure to email security, phishing simulation tools, or Jamf (or similar endpoint platforms)

Responsibilities

• Administer, optimize, and support SEI’s Microsoft ecosystem, including Microsoft 365, Azure, Entra ID, and endpoint management platforms.
• Support and enhance SEI’s security posture through identity, access, endpoint, and email security initiatives aligned with internal policies and best practices.
• Identify opportunities to streamline systems, automate workflows, improve documentation, and reduce friction across internal technology processes.
• Lead or co-lead application implementations, upgrades, migrations, and proof-of-concept initiatives, partnering with vendors as needed.
• Provide occasional Tier 2/3 support for complex issues, ensuring system reliability and strong end-user experiences.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed
• Number of Employees: 1,001-5,000 employees