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CACI

Provides government contracting technology and services

Mission IT Operator

System Administration +1Confirmed live in the last 24 hours
Full-timeDenver, CO, USA$58.4k - $116.9kIn-person

About the Job

Requirements

  • Must have an active Top Secret/Sensitive Compartmented Information clearance with polygraph.
  • Must have a current DoD 8570.01-M IAT Level II certification and Security+ certification.
  • Must be able to work a non-standard work week, including weekends and holidays, with 12-hour shifts supporting 24x7 operations.
  • Must have system administration experience with UNIX, Linux, and Windows platforms.

Responsibilities

  • Resolve IT hardware and software infrastructure issues, including servers, networks, and security systems, using systems analysis techniques and procedures.
  • Ensure hardware, software, and systems function according to their specifications.
  • Analyze, troubleshoot, and resolve IT infrastructure issues involving user systems, servers, storage, and network connectivity.
  • Administer assigned infrastructure and establish and maintain user-related security.
  • Support new infrastructure projects.
  • Maintain configuration documentation for assigned infrastructure.
  • Manage and prioritize incidents effectively.
  • Provide first-level technical support in a 24x7 service center during periods of high call volume, responding to incidents and service requests through phone, email, and walk-up channels.
  • Provide frontline support for system, application, network, and infrastructure issues, including triage and resolution.
  • Create and manage support tickets in a web-based ITSM/CRM platform while troubleshooting and communicating with end users.
  • Perform initial assessment, triage, and resolution of common incidents; escalate complex or critical issues to Tier 2 or the appropriate technical teams.
  • Maintain technical baseline infrastructure at an optimal level to meet customer mission needs.
  • Monitor, recognize, evaluate, and correlate system and network problems.
  • Maintain privileged user-level access across numerous high-priority systems.
  • Interface daily with government and partner-country senior leadership, system operators, and engineers at the site and across the enterprise.
  • Interpret system documentation and record problems in appropriate reporting tools.
  • Support after-action activities by collecting data describing the environment at the time of a failure.
  • Serve as a single point of contact for monitoring, troubleshooting, and anomaly resolution.
  • Restart system services and hardware as needed.
  • Escalate problems to Tier 2 as required and notify the mission director when priority or severity requires it.
  • Coordinate with enterprise resources to resolve operational issues.
  • Work with other 24x7 ground segments across multiple locations to provide enterprise-level maintenance support, maintaining high customer visibility into actions and responses.

Desired Qualifications

  • Experience with virtualization technologies and software such as VMware.
  • Knowledge and understanding of enterprise management systems, including HP OpenView and CA-based Concord.

About the Company

CACI

Provides government contracting technology and services

CACI International Inc. provides technology and professional services to U.S. government clients, focusing on national security and modernization. It earns most of its revenue through long-term government contracts that fund engineering, intelligence, logistics, cybersecurity, data analytics, and IT solutions for defense, intelligence, and federal civilian agencies. Its products and services work by delivering specialized technical expertise, secure systems, and mission-support capabilities that help agencies run operations more efficiently and securely. CACI differentiates itself through its deep domain knowledge in national security, a proven track record of delivering high-quality, reliable solutions, and a skilled workforce that can execute complex, long-duration contracts. The company’s goal is to be a trusted partner for government modernization needs by providing advanced technology solutions and mission support that enhance national security and operational effectiveness.

Company size
10,001+
Company stage
IPO
Headquarters
Reston, VA
Founded
1962

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