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ManTech

Government cybersecurity, analytics, and IT services

Systems Administrator

System AdministrationConfirmed live in the last 24 hours
Full-timeComayagua, Honduras$75.8k - $126.1kIn-person

About the Job

Requirements

  • High school diploma or GED with 7+ years of progressively responsible systems administration experience, or a bachelor's degree in Computer Science, Information Technology, or a related field with 3+ years of relevant experience, or an associate's degree with 5+ years of relevant experience.
  • Proven experience administering Windows and Linux server operating systems, Active Directory, and virtualized enterprise environments.
  • Hands-on experience with system patch management, baseline configuration management, and server hardware maintenance.
  • Proficiency in troubleshooting hardware, software, network services, and system access issues.
  • Experience creating, maintaining, and communicating complex information technology documentation and system baselines.
  • Must hold a current, active TS/SCI security clearance.
  • Must be able to remain in a stationary position 50% of the time and occasionally move about inside the office to access equipment.
  • Frequently communicate with co-workers, management, and customers, including delivering presentations and exchanging accurate information.

Responsibilities

  • Install, configure, maintain, and troubleshoot enterprise server hardware, operating systems, and virtualized infrastructure.
  • Manage user accounts, system permissions, Active Directory structures, and group policies across mission networks.
  • Perform routine system maintenance, vulnerability patching, software upgrades, and diagnostic evaluations to ensure baseline security compliance.
  • Monitor system performance, storage availability, and network services to proactively identify and resolve operational bottlenecks.
  • Collaborate with cross-functional technical teams, network engineers, and site leadership to maintain high system availability.
  • Maintain accurate configuration management records, technical system documentation, and operational baseline inventories.
  • Recommend and implement continuous process improvements to streamline IT administration and enterprise system efficiency.

Desired Qualifications

  • Relevant professional certifications such as CompTIA Security+, Microsoft Certified: Windows Server Hybrid Administrator Associate, or VMware Certified Professional (VCP).
  • Direct experience supporting U.S. Military Command operations, Joint Task Force environments, or OCONUS Department of Defense deployments.
  • Familiarity with DoD STIG implementation, vulnerability scanning tools, and secure baseline auditing procedures.
  • Ability to collaborate effectively across multidisciplinary teams in dynamic, fast-paced operational settings.

About the Company

ManTech

Government cybersecurity, analytics, and IT services

ManTech provides technology and services to U.S. government customers in defense, intelligence, and federal civilian agencies. It delivers cybersecurity, data analytics, enterprise IT, logistics, intelligence lifecycle support, software development, systems engineering, mission operations, security, and training through government contracts that span strategy to operations with strict security compliance. Its differentiators include a national-security focus, end-to-end capabilities, long-term high-value contracts, and emphasis on specialized talent. The company aims to help government agencies modernize and protect critical infrastructure while pursuing sustainable growth and profitability.

Company size
10,001+
Company stage
IPO
Headquarters
Herndon, VA
Founded
1968

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