System Administrator

3 weeks ago

Alexandria, United States Optomi Full time

Systems Administrator

Optomi, in partnership with a non-profit organization, is seeking a Systems Administrator for their Alexandria, VA location This System Administrator will be the lead technical support of the Microsoft 365 SharePoint infrastructure, all 365 applications and Azure environments. The right candidate will have extensive experience with SharePoint/Teams Administration, Active Directory, Group Policies, vendor management, PowerShell or other scripting, among other skills


Experience of the right candidate:

  • A./B.S. degree in computer science or systems management and 7+ years of related work experience in developing, implementing, and supporting on-site and hosted environments (Windows Server 2019+, Microsoft 365, Azure, and AWS).
  • 10+ years of experience managing Windows environments with Active Directory, group policies, Microsoft 365 solutions, and authentication technologies.
  • 7+ years of experience with SharePoint/Teams administration.
  • Experience with Apple Business Manage for deploying and configuring macOS and iOS devices.
  • In-depth knowledge of IP networking, VPNs, DNS, SSL, and Cisco Meraki technologies.
  • Possess current relevant certifications with Microsoft 365 and/or Azure, Cisco CCNA or Meraki, CompTIA Security+ and/or Network+.
  • 7+ years' experience in IT vendor management with SOWs, SLAs, and Work Order tracking.
  • Project Management skills for all initiatives related to infrastructure upgrades and migrations.
  • Skilled in scripting (e.g., PowerShell) and light programming.
  • Experience with Federal Government compliance (NIST, CMMC, FedRAMP).
  • Possess attention to detail and is a strong logical and analytical thinker.
  • Must have strong verbal and written communication skills.


Responsibilities of the right candidate:

SharePoint and Teams Administration

  • Manages the architecture and configuration of multiple SharePoint online site collections.
  • Site collection administration and maintenance.
  • Provide front-end development and administration to include document management, automated workflows, collaboration, content management within site collections.
  • Maintains SharePoint integration with other Microsoft 365 applications including Microsoft Flow (Power Automate).
  • Audits sites for policy compliance and reports on site usage.
  • Maintains documentation for SharePoint configuration and architecture.
  • Recommend and support governance policies and procedures for SharePoint use and features.

Systems Administration

  • Develop and maintain all organizational systems and applications, including on-site Windows servers and cloud-based Microsoft 365 and Azure environments.
  • Maintain Intune and Microsoft Endpoint Management solution to secure and manage all user deployments, apps, and endpoint devices.
  • Manage Apple devices, including hardware and software.
  • Assist with developing technical documentation for best practices related to server and cloud hosted infrastructure, virtualization, and all organization hardware/software.
  • Manage and operate help desk to assist users while ensuring the team maintains complete documentation of requests, actions taken and outcomes. Provide tier 2 and tier 3 support for all escalated issues.
  • Perform routine audits and manages the monitoring and backups of all systems, networks, and software.
  • Provide regular reports on security and compliance risks and alerts.
  • Setup, install, and test software and hardware patches and maintain appropriate documentation.
  • Mentors the technical support staff on solving common systems-related problems.
  • Works with third-party vendors and consultants on developing system specific skills.
  • Remain up to date with all relevant aspects of computer software/hardware and operations.
  • Assist with special projects as needed.

  • Systems Administrator

    1 month ago

    Alexandria, Virginia, United States Leidos Full time

    Job Title: Systems AdministratorLeidos is seeking a highly skilled Systems Administrator to join our team. As a Systems Administrator, you will be responsible for providing support to our customer's infrastructure, maintaining user access, installing required DoD security patches, and updating the system's operating systems.Key Responsibilities:Provide...

  • System Administrator

    2 weeks ago

    alexandria, United States Optomi Full time

    Systems Administrator Optomi, in partnership with a non-profit organization, is seeking a Systems Administrator for their Alexandria, VA location! This System Administrator will be the lead technical support of the Microsoft 365 SharePoint infrastructure, all 365 applications and Azure environments. The right candidate will have extensive experience with...

  • Systems Administrator

    2 weeks ago

    Alexandria, Virginia, United States Unavailable Full time

    Job SummaryWe are seeking a highly skilled Systems Administrator to join our team at SPA. The successful candidate will be responsible for the installation, configuration, and support of servers, operating systems, cloud resources, and databases.The ideal candidate will have a strong background in system administration, with experience in Windows Server...

  • Systems Administrator

    2 weeks ago

    Alexandria, Virginia, United States Leidos Full time

    Job DescriptionLeidos is seeking a highly skilled Citrix System Administrator to support a large enterprise IT contract for the DOD. The successful candidate will provide operations support to customers across multiple geographic locations.Key Responsibilities:Provide Tier 2 operations support and rapidly distinguish isolated user problems vs service outages...

  • Systems Administrator

    4 weeks ago

    Alexandria, United States Optomi Full time

    Systems Administrator (Fully On-site in Alexandria, VA or Louisville, KY) Optomi, in partnership with a nationally recognized consulting organization, is seeking a Systems Administrator for a fully on-site role in their Alexandria, VA or Louisville, KY location! The right candidate will be able to oversee, manage, and lead technical support of all Microsoft...

  • Systems Administrator

    3 weeks ago

    Alexandria, United States Optomi Full time

    Systems Administrator (Fully On-site in Alexandria, VA or Louisville, KY) Optomi, in partnership with a nationally recognized consulting organization, is seeking a Systems Administrator for a fully on-site role in their Alexandria, VA or Louisville, KY location! The right candidate will be able to oversee, manage, and lead technical support of all Microsoft...

  • Systems Administrator

    4 weeks ago

    Alexandria, United States Optomi Full time

    Systems Administrator (Fully On-site in Alexandria, VA or Louisville, KY) Optomi, in partnership with a nationally recognized consulting organization, is seeking a Systems Administrator for a fully on-site role in their Alexandria, VA or Louisville, KY location! The right candidate will be able to oversee, manage, and lead technical support of all Microsoft...

  • System Administrator

    3 weeks ago

    Alexandria, Virginia, United States Leidos Full time

    Job Title: System AdministratorLeidos is seeking a highly skilled System Administrator to join our team in Alexandria, VA. As a System Administrator, you will be responsible for maintaining, upgrading, and managing software, hardware, and networks. Your expertise in Linux and Windows will be essential in ensuring the smooth operation of our technology...

  • Senior Systems Administrator

    6 days ago

    Alexandria, Virginia, United States Optomi Full time

    Job SummaryOptomi, in partnership with a non-profit organization, is seeking a Senior Systems Administrator for their location. This role will be responsible for leading technical support of the Microsoft 365 SharePoint infrastructure, all 365 applications, and Azure environments. The ideal candidate will have extensive experience with SharePoint/Teams...

  • Windows Systems Administrator

    4 weeks ago

    Alexandria, Virginia, United States Leidos Full time

    Job Title: Windows Systems AdministratorLeidos is seeking a skilled Windows Systems Administrator to join our team. As a key member of our IT department, you will be responsible for the administration, maintenance, and support of our Windows-based systems and infrastructure.Key Responsibilities:Administer and maintain Windows servers, workstations, and other...

  • Exchange Systems Administrator

    2 weeks ago

    Alexandria, Virginia, United States Leidos Full time

    Job Title: Exchange Systems AdministratorLeidos is seeking an experienced Exchange Systems Administrator to support a large enterprise IT contract for the DOD. This role requires a subject matter expert with expertise in administering Exchange and email retention systems within a physical and virtual server environment.Key Responsibilities:Examine incidents...

  • Linux System Administrator

    2 months ago

    Alexandria, Virginia, United States Leidos Full time

    Job SummaryLeidos is seeking a skilled System Administrator to support a large enterprise IT contract for the DOD. This role requires an individual with technical experience in administering Linux and Windows servers within a VMware virtual environment.Key ResponsibilitiesProvide technical support, administration, and monitoring of Linux, Microsoft, and Mac...

  • Senior System Administrator

    6 days ago

    Alexandria, Virginia, United States Optomi Full time

    Optomi, in partnership with a non-profit organization, is seeking a highly skilled Systems Administrator to lead the technical support of their Microsoft 365 SharePoint infrastructure, all 365 applications, and Azure environments. The ideal candidate will have extensive experience with SharePoint/Teams Administration, Active Directory, Group Policies, vendor...

  • Linux Systems Administrator

    2 weeks ago

    Alexandria, Virginia, United States Group W Full time

    Job SummaryWe are seeking a highly skilled Linux Administrator to join our team at Group W, Inc. The successful candidate will be responsible for establishing and maintaining a classified analytic intranet composed of Windows and Linux based networked computers.The ideal candidate will have a strong background in Linux OS, including installation,...

  • Senior Systems Administrator

    4 weeks ago

    Alexandria, Virginia, United States Leidos Full time

    Job Title: Senior Systems AdministratorLeidos is seeking a highly skilled Senior Systems Administrator to join our team in Alexandria, Virginia. As a key member of our IT infrastructure team, you will be responsible for providing support to our customer's infrastructure Windows Servers, maintaining user access, installing required DoD security patches, and...

  • Windows Systems Administrator

    2 weeks ago

    Alexandria, Virginia, United States Leidos Full time

    Job DescriptionLeidos is seeking a highly skilled System Administrator to support a large enterprise IT contract for the DOD. This role requires an individual with subject matter expertise administering Windows servers within a physical and virtual environment.The successful candidate will be responsible for interacting with other administrators to handle...

  • Exchange Systems Administrator

    6 days ago

    Alexandria, Virginia, United States Leidos Full time

    Job Title: Exchange Systems AdministratorJob Summary: Leidos is seeking an experienced Exchange Systems Administrator to support a large enterprise IT contract for the DOD. This role requires a subject matter expert with expertise in administering Exchange and email retention systems within a physical and virtual server environment.Key...

  • Exchange Systems Administrator

    1 week ago

    Alexandria, Virginia, United States Leidos Full time

    Job Title: Exchange Systems AdministratorJob Summary:Leidos is seeking an experienced Exchange Systems Administrator to support a large enterprise IT contract for the DOD. This role requires a subject matter expert in administering Exchange and email retention systems within a physical and virtual server environment.Key Responsibilities:Examine incidents and...

  • Senior System Administrator

    4 weeks ago

    Alexandria, United States Motion Recruitment Partners, LLC Full time

    Responsibilities SharePoint and Teams Administration Manages the architecture and configuration of multiple SharePoint online site collections. Site collection administration and maintenance. Provide front-end development and administration to include document management, automated workflows, collaboration, content management within site collections....

  • Linux Systems Administrator

    6 days ago

    Alexandria, Virginia, United States Group W Full time

    Job Summary:We are seeking an experienced Linux Administrator to support the establishment and maintenance of computer systems infrastructure and administration in support of ongoing Modeling & Simulation Analysis (MS&A) efforts. The ideal candidate will have a strong background in Linux OS, encompassing installation, configuration, troubleshooting, and...