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Posted 1mo ago

System Administrator

@ Concept Plus
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United States
RemoteFull Time
Responsibilities:deploying servers, managing vms, troubleshooting systems
Requirements Summary:Bachelor's degree or equivalent experience in CS/IT, DoD 8140/8570 IAT II (or ability to obtain), Azure Cloud certification, Hyper-V and Docker experience, ICAM/Okta administration, Azure and Microsoft 365 administration, and tiered systems troubleshooting.
Technical Tools Mentioned:Microsoft Azure, Docker, IPv4, IPv6, Cisco, Aruba, Microsoft Hyper-V, Microsoft 365, Okta SSO, STIGs, VNets
Job Description

About the role

Concept Plus is seeking a System Administrator to operate within a multi-disciplinary IT team consisting of cybersecurity analysts, network engineers, and service desk personnel. The role requires broad systems knowledge with hands-on experience in Azure cloud services, containerized environments (Docker), IPv4/IPv6 networking, basic Cisco switch configuration, identity, credential and access management (ICAM), and virtual machine provisioning.


What you'll do

  • Support infrastructure initiatives by working with network and systems teams to deploy, configure, and maintain servers and associated network hardware (Cisco, Aruba).
  • Build, manage, and optimize virtual machines in Azure and Hyper-V environments; perform system integration tasks, patching, and application/service maintenance.
  • Execute Azure and Microsoft 365 administrative activities, including cloud networking, subscription management, and resource deployments.
  • Provide ICAM user and system administration; assist with identity integrations such as OKTA SSO.
  • Deliver Tier III support for escalated workstation and server issues; collaborate with help desk and external vendors to resolve complex technical problems.
  • Participate in the on-call rotation to support enterprise systems, networks, and end-user devices during off-hours.
  • Troubleshoot a wide range of system issues including hardware faults, software failures, and network disruptions; manage and resolve service tickets across all tiers.
  • Provide escalation and technical support for enterprise infrastructures and core services.
  • Assist with the implementation and compliance tracking of Security Technical Implementation Guides (STIGs).
  • Maintain technical standards, operational procedures, and up-to-date system documentation.


Required Qualifications

  • Bachelor’s degree or higher in Computer Science, Information Technology, or a related field (or equivalent experience).
  • DoD 8140/8570 certification at the IAT II level (e.g., Security+, CCNA-Security, GICSP, CySA+) or ability to meet all requirements within 6 months of hire.
  • Azure Cloud Certification or comparable credential.
  • Strong understanding of Azure administration, cloud networking models, VNets, and resource configuration.
  • Experience managing Microsoft Hyper-V virtual machines.
  • Practical knowledge of Docker container technology and container lifecycle management.
  • Experience with ICAM principles and user/system administration within identity governance frameworks.


Concept Plus is an Equal Opportunity Employer. As such, we will give your application full consideration without regard to your race, color, religion, sex, age, national origin, disability, veteran status, sexual orientation, gender identity, or any other classification protected by federal, state, or local law.