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Linux Engineer

Req #: 244622_88888
Location: Remote (Any State), VA US
Job Category: Information Technology
Minimum Clearance Required: None

Job Description

CACI is currently looking for outstanding IT candidates to join our TSA IT Management, Performance Analysis, and Collaborative Technologies (IMPACT) team in the National Capital Region (NCR) and throughout the United States.  CACI provides a variety of IT services through IMPACT including cyber security, identity and access management, risk management, cloud integration and engineering, field support services, service desk, application deployment and optimization, and operations center support services.  CACI supports TSA in both classified and unclassified IT operational environments increasing availability and security for a variety of applications and systems. IMPACT services will integrate with the broader DHS mission and enhance existing Department-wide IT capabilities.

What You’ll Get to Do:

The Linux Engineer will be responsible for supporting, monitoring, testing and troubleshooting issues related to Linux servers. The candidate will support highly complex systems including integration, security, and high-level Linux server administration. The candidate will provide input regarding future direction and growth of the Linux server infrastructure and design and implement enterprise-wide infrastructures.

More About the Role:

  • Create system scripts for daily administration and document system infrastructure.
  • Install new software releases, system upgrades, evaluate and install patches and resolve software and hardware related problems.
  • Perform system backups and recovery.
  • Maintain data files and monitor system configuration to ensure data integrity.
  • Maintain the functionality, security, and uptime of critical technology systems such as wireless networks, virtual machine and storage infrastructure, and communication systems.

You’ll Bring these Qualifications

  • US Citizenship required
  • An active Entrance on Duty (EOD) is required to begin employment and must be maintained as a requirement of continued employment
  • BA/BS or equivalent experience and minimum 5 years related work experience
  • Red Hat Certified Engineer or Red Hat Certified System Administrator
  • Experience with configuring and deploying Linux based operating systems
  • Solid network and systems troubleshooting experience with HTTP/HTTPS, SFTP, FTP, NFS, SMB, SMTP, SSH, NTP and TCP/IP, Internet Security, encryption
  • Experience with Red Hat Satellite Server, puppet, chef or Ansible Tower
  • Proficient in Red Hat Enterprise Linux with in-depth knowledge of OS installation, security hardening and maintenance.
  • Experience working on physical and virtual (VMware) RHEL servers from scratch.
  • Administration and management of Red Hat Enterprise Linux 6 and 7 servers to include installation, configuration, optimization, backup & recovery
  • Linux performance tuning and troubleshooting, identifying, and resolving contention in CPU, memory, networking, disk I/O, etc.
  • Familiarity with fundamentals of Linux scripting languages for automation tasks and deployments such as Bash Shell, python & Kickstart technologies
  • Integration & implementation of various services, LDAP, Samba, NFS, Bind, Apache, and other core technologies
  • ITIL v4 certification required within 90 days of hire

These Qualification Would be Nice to Have:

  • Experience with Solaris 10/11 including administration, server security patching and DISA STIG compliance
  • Relevant DHS focused experience
  • Active DOD Security Clearance preferred, but not required

What We Can Offer You:

  • We’ve been named a Best Place to Work by the Washington Post.
  • Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives.
  • We offer competitive benefits and learning and development opportunities.
  • We are mission-oriented and ever vigilant in aligning our solutions with the nation’s highest priorities.
  • For over 55 years, the principles of CACI’s unique, character-based culture have been the driving force behind our success.


Job Location



CACI employs a diverse range of talent to create an environment that fuels innovation and fosters continuous improvement and success. At CACI, you will have the opportunity to make an immediate impact by providing information solutions and services in support of national security missions and government transformation for Intelligence, Defense, and Federal Civilian customers. CACI is proud to provide dynamic careers for employees worldwide. CACI is an Equal Opportunity Employer - Females/Minorities/Protected Veterans/Individuals with Disabilities.

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