System Administrator - Multiple Openings

Lexington Park, MD, US • Posted 20 days ago • Updated 6 hours ago
Full Time
On-site
USD $80,000.00 - 125,000.00 per year
Fitment

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Job Details

Skills

  • Hosting
  • Virtual Machines
  • Storage
  • Vulnerability Assessment
  • Information Systems
  • Continuous Monitoring
  • Management
  • Access Control
  • Disaster Recovery
  • Computer Hardware
  • Server Virtualization
  • Technical Support
  • Technical Writing
  • Knowledge Base
  • Incident Management
  • Agile
  • Vulnerability Scanning
  • Servers
  • Security+
  • DoD
  • Operating Systems
  • Security Clearance
  • VMware vSphere
  • VMware ESXi
  • Nessus
  • Microsoft Operating Systems
  • Microsoft Windows Server
  • Linux
  • Red Hat Enterprise Linux
  • Computer Networking
  • Active Directory
  • Backup Administration
  • Recovery
  • Cisco
  • Enterprise Storage
  • STIG
  • Risk Management Framework
  • RMF
  • Cyber Security
  • Regulatory Compliance
  • System Administration
  • VMware Administration
  • Microsoft Windows
  • Linux Administration

Summary

System Administrator - Journey or Senior

SITEC Consulting is seeking System Administrators to support a mission-focused government software hosting environment. We are looking for hands-on administrators with experience supporting physical and virtual infrastructure, deploying servers and applications, maintaining secure system configurations, and troubleshooting complex technical issues.

Multiple experience levels are being considered, with a particular need for Journey-level System Administrators. Strong Junior and Senior candidates are also encouraged to apply.
Key Responsibilities
  • Deploy, configure, administer, and maintain physical and virtual server infrastructure.
  • Build and configure Windows and/or Linux servers for operational environments.
  • Deploy and manage virtual machines using VMware, ESXi, and vSphere.
  • Support virtual networking, storage, containers, and other enterprise infrastructure technologies.
  • Install, configure, deploy, maintain, and troubleshoot software applications.
  • Perform system maintenance, patching, configuration changes, and vulnerability remediation.
  • Conduct ACAS scanning, credentialed scans, vulnerability analysis, and remediation activities.
  • Apply and maintain DISA STIGs and support Risk Management Framework (RMF) compliance requirements.
  • Maintain the security and configuration posture of information systems through continuous monitoring and routine security activities.
  • Configure and manage user accounts, permissions, groups, and access controls.
  • Support Active Directory and related enterprise identity services.
  • Maintain system backups and support disaster recovery and system restoration activities.
  • Troubleshoot hardware, software, server, virtualization, networking, and application issues.
  • Provide technical support and guidance to customers and internal teams.
  • Maintain technical documentation, including system configurations, knowledge-base articles, incident response actions, and administrative procedures.
  • Support networking requirements within on-premises infrastructure.
  • Participate in technical planning and Agile project activities.
Required Qualifications
  • Hands-on System Administration experience in Windows, Linux, or mixed operating-system environments.
  • Experience with ACAS vulnerability scanning and credentialing.
  • Experience implementing or maintaining DISA STIGs and supporting RMF compliance.
  • Experience building, configuring, maintaining, or troubleshooting servers.
  • Experience supporting virtualized infrastructure.
  • Experience deploying and maintaining software applications.
  • Working knowledge of networking and virtual networking concepts.
  • Familiarity with Linux operating systems.
  • CompTIA Security+ or another applicable DoD 8570/8140 certification.
  • Current Windows or Linux Operating System certification.
  • Active Secret clearance with the ability to obtain Top Secret; Interim Top Secret required to start.
  • Must be a U.S. Citizen.
Preferred Technical Experience

Experience with one or more of the following is highly desired:
  • VMware / vSphere / ESXi
  • ACAS / Nessus
  • Windows Server
  • Red Hat Enterprise Linux (RHEL)
  • Server builds and deployments
  • Application deployment and sustainment
  • Virtual networking
  • Active Directory
  • System backups and recovery
  • Containers
  • Cisco networking
  • SAN / enterprise storage
  • DISA STIG implementation
  • RMF / cybersecurity compliance
Experience Levels

Journey System Administrator
  • Minimum of 5 years of relevant System Administration experience.

Senior System Administrator
  • Minimum of 10 years of relevant System Administration experience.

Candidates do not need to meet every preferred skill listed above to be considered. We are particularly interested in candidates with strong hands-on experience in VMware administration, server builds, ACAS scanning, application deployments, and Windows/Linux system administration.
Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.
  • Dice Id: 10317185
  • Position Id: 93c00512d5730b197ace4470bddd2f84
  • Posted 20 days ago
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