US-DC-Washington On-site Full-time USD 100,000 – 120,000 / year

ValidaTek is hiring a Systems Administrator

Responsibilities

  • Manage and support large-scale Linux systems, with a focus on Red Hat Enterprise Linux platforms
  • Create and sustain Bash automation scripts to streamline routine system administration tasks
  • Use PowerShell scripting to automate Windows system operations and recurring administrative functions
  • Enforce OS security baselines using industry standards such as STIGs, OSCAP, and CIS Benchmarks
  • Administer Microsoft Active Directory services, including configuration and enforcement of Group Policy Objects
  • Support SCCM operations and manage patch deployment through WSUS and PowerShell automation
  • Identify, assess, and remediate system vulnerabilities using tools like Tenable.SC, SecurityCenter, and Nessus
  • Monitor system performance, conduct tuning activities, and maintain high availability
  • Diagnose and resolve complex server, infrastructure, and application-level problems
  • Install, update, and maintain hardware, software, and operating systems across the environment
  • Perform regular audits to verify adherence to security policies, configuration baselines, and compliance standards
  • Produce and manage technical documentation, configuration records, and standard operating procedures
  • Deploy system improvements to enhance stability, efficiency, and operational performance
  • Collaborate with Help Desk, Engineering, Security, and Operations teams to advance organizational IT goals

Responsibilities

  • Manage and support large-scale Linux systems, with a focus on Red Hat Enterprise Linux platforms
  • Create and sustain Bash automation scripts to streamline routine system administration tasks
  • Use PowerShell scripting to automate Windows system operations and recurring administrative functions
  • Enforce OS security baselines using industry standards such as STIGs, OSCAP, and CIS Benchmarks
  • Administer Microsoft Active Directory services, including configuration and enforcement of Group Policy Objects
  • Support SCCM operations and manage patch deployment through WSUS and PowerShell automation
  • Identify, assess, and remediate system vulnerabilities using tools like Tenable.SC, SecurityCenter, and Nessus
  • Monitor system performance, conduct tuning activities, and maintain high availability
  • Diagnose and resolve complex server, infrastructure, and application-level problems
  • Install, update, and maintain hardware, software, and operating systems across the environment
  • Perform regular audits to verify adherence to security policies, configuration baselines, and compliance standards
  • Produce and manage technical documentation, configuration records, and standard operating procedures
  • Deploy system improvements to enhance stability, efficiency, and operational performance
  • Collaborate with Help Desk, Engineering, Security, and Operations teams to advance organizational IT goals

Other

  • Maintain and support enterprise IT systems operating within a Department of Homeland Security environment
  • Ensure continuous system security, reliability, and alignment with organizational policies and frameworks
  • Deliver daily operational support, monitor system status, troubleshoot issues, and assist with escalation management for internal users and agency leadership
About company
ValidaTek
At ValidaTek, we modernize and optimize IT services to solve some of the most critical challenges facing federal civilian and defense agencies. From customers to partners to top-talent employees, ValidaTek puts people first, empowering them to exceed expectations and transform government organizations. Our success starts and ends with our people, so we built a company where great people can do great things, with the resources and autonomy to make decisions that transform organizations. We operate as one team of diverse people, united by a passion for continuous growth and optimization. Our commitment to quality and performance optimization is the reason why our IT Service Projects and New Development Projects have been appraised at CMMI Maturity Level 5, positioning us as one of a handful of elite companies to receive the highest form of third-party validation.
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Job Details
Department Information Technology
Category other
Posted 2 hours ago