✦ Luna Orbit — System Administration

IT Systems Administrator

at CROSS ENVIRONMENTAL SERVICES INC.

📍 Crystal Springs, FL, US Onsite Posted April 04, 2026
Type Full-Time
Experience entry
Exp. Years 2+ years
Education Not specified
Category System Administration

IT Systems Administrator provides on-site IT support for a small-to-mid-size business, focusing on Microsoft 365 administration and user support while coordinating with an MSP.

  • Provide on-site IT support for ~31 users across three office locations
  • Serve as primary internal IT contact
  • Coordinate escalations and projects with MSP
  • Support Microsoft 365 (user accounts, email, Teams, SharePoint)
  • Assist with workstation, printer and basic network troubleshooting

Microsoft 365 administration; user/accounts management; email and Teams support; SharePoint; on-site troubleshooting; cybersecurity basics; CMMC Level 1 documentation.

The ideal candidate is an IT generalist with 2+ years of experience, solid Microsoft 365 administration skills, and a customer-service mindset, capable of supporting ~31 users in a small-to-mid-size business and coordinating with MSPs.

2+ years IT support or systems administration experienceExperience in a small-to-mid-size business environmentMicrosoft 365 administration experienceStrong troubleshooting and customer support skillsAbility to work on-site and travel as needed
Experience working with an MSPBasic cybersecurity or compliance exposure (CMMCNISTetc.)Familiarity with on-prem server environmentsRelevant IT certifications or equivalent experienceWebsite and social media postings and maintenance
Microsoft 365
Microsoft 365 administrationuser accountsemailTeamsSharePointtroubleshootingendpoint protectioncybersecurity practicesCMMC Level 1 documentationMSP coordinationon-site IT support
Microsoft 365 administrationUser accountsEmailTeamsSharePointTroubleshootingEndpoint protectionCybersecurity practicesCMMC Level 1 documentationOn-site IT supportVendors coordinationMSP coordination
Customer serviceCommunicationTroubleshootingTeamworkMultitasking
Industry Consulting & Advisory
Job Function Provide on-site IT support and Microsoft 365 administration within a small business, coordinating with an MSP.
Role Subtype System Administrator
it systems administratormicrosoft 365 administrationuser accountsemailteamssharepointon-site it supportmsps coordinationcMMC level 1cybersecurity practicesendpoint protectiontroubleshootingcustomer supportvendor coordinationtravel as neededsmall-to-mid-size businessactive directorywindows serveron-sitecMMC Level 1

Lack of 2+ years IT support experience, No on-site availability, No Microsoft 365 administration experience

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