ALTA IT has a Contract to Hire position open for a System Administrator located Quantico, VA. *Hybrid* Clearance: Secret clearance; must be TS/SCI eligible This position is part of the IT Technology Development division.Candidates will possess and perform the following: Operate, troubleshoot, and modernize the cloud-based mobile device management (MDM) Exchange messaging and services Must have an understanding of Microsoft and MDM best practice solutions in a production environment with enterprise security requirements in mindMust interact with system/network administrators, enterprise security, and senior government personnel Additional duties as required: Administers, configures, and maintains cloud-based MDM solutions (IBM MaaS360) to include (but not limited to) DoD STIG application and validation effortsIntegrates, administers, and maintains cloud-based anti-malware, data security and remote management app (Lookout) for smartphones and tabletTroubleshoots iPhone and Android device activation and configuration issues, developing SOPs and processes for delegationCreates and modifies application groups, policies, application configurations, and user groups within MDM IMB MaaS360Configures and manages mobile device certificate capabilities using DISA's PurebredPerforms routine maintenance of Exchange 2019 and Exchange 2016 servers to include (but not limited to) operating system patches, software version updates, and DoD STIG application and validationInstalls and configures 2019 Exchange in support of 2016 upgrade effortsTroubleshoots connectivity problems with Outlook 2019/2016, webmail, and ActiveSync connectionsIntegrates authentication and access with ADFS administrators to include troubleshooting accessCreates and manages SMTP relays on Exchange, as well as manages the SMTP gateways on the boundaryTroubleshoots Exchange 2016 and 2019 issues with SMTP transport, client access, and database healthPerforms daily operations and maintenance of an availability group based Exchange environment to include capacity checks, logging, and overall system healthRecommends upgrade paths as applicable to include additional functionality rolloutsProactively manages systems to provide consistent service uptime for user baseResponds in support of after-hours outage resolution (shares with other Exchange admin)Supports enterprise patching efforts as requiredInstalls, configures, and integrates remote Exchange servers in support of off-site replication for DR solutionsAssists in troubleshooting Defense Messaging System problems with DMDS admin Basic Qualifications: Bachelor's degree in an Engineering related discipline; an additional 4 years of experience may be considered in lieu of degree10+ years supporting DoD enterprise environments with experience with MDM, Exchange and preferably IBM MaaS360Required: Current Security+ CE certificationRequired: Active Top Secret clearance required to start w/ SCI eligibilityPreferred: MCSE + MessagingConsidered: MCSA + Messaging