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CACI International Lead Infrastructure/Systems Administrator (AWS | Linux | Windows experience) TS/SCI in Reston, Virginia

Job Description


CACI’s Business and Information Technology Solutions (BITS) Sector, is seeking an Infrastructure / Systems Administration Lead interested in forming and leading a team of  Systems Administrators, Database Administrators, and Cloud Engineers in support of DIA’s TALOS mission.  TALOS will enable decision superiority by providing accurate, relevant, and timely data and intelligence to tactical, operational, and strategic decision makers across the Combatant Commands, nuclear, conventional, and Special Operations Forces.  You’ll be able to build and lead this team based on your vision in support of DIA, the IC, and the COCOMs.  

Did you know?

We’ve been named a Best Place to Work by the Washington Post and the Denver Post!

What You’ll Get to Do:

  • Ensure the operation of a set of mission critical platforms meet defined service levels and serves as the contractor’s service owner for infrastructure service solutions.

  • Responsible for designing, organizing, modifying, and supporting enterprise multi-security computer and network systems.

  • Manage daily operations of IT systems.

  • Research the latest technological advances and recommend enhancements to improve existing security systems.

  • Lead, direct and review the work of a team who exercises latitude and independence in their assignments.

  • Provide and document analysis and feedback to customers and agency management.

  • Install new computer and network equipment as necessary.

You’ll Bring These Qualifications:

  • Must have an Active DoD TS/SCI security clearance.  

  • Bachelor’s degree in Engineering, Information Systems, or related technical discipline.

  • 10+ years of experience as a Systems Administrator in programs and contracts supporting Linux and Windows environments.

  • 5+ years of technical leadership experience in support of computer software, hardware, and networks.

  • Demonstrated successes leading Infrastructure teams supporting Mission Critical operations.

  • Experience with Amazon Web Services (AWS).

  • Experience with administration and management of RHEL7 servers to include installation, configuration, optimization, backup & recovery

  • Experience with Linux performance tuning & troubleshooting, identifying, and resolving contention in CPU, memory, networking, disk I/O, etc.

  • Skilled in Linux-related scripting (Bash, Perl, etc.)

  • Experience analyzing and evaluating the security of new and existing IT systems and the procedures to protect information system assets from intentional or inadvertent modification, disclosure, or destruction.

  • Experience analyzing and evaluating the design and operating effectiveness of Information technology and security controls that are in place.

  • Knowledge and understanding of operating systems, networks, and services. Experience evaluating security solutions to ensure they meet security requirements for processing classified information.

  • Manage changes to system and assesses the security impact of those changes.

  • Experience and/or familiarity with the following network protection devices: Firewalls, intrusion detection and prevention systems (IDS/IPS), log analysis, malware analysis, network traffic flow and packet analysis

These Qualifications Would be Nice to Have:

  • AWS Certified Sysops Administrator

  • Certified Information Systems Security Professional (CISSP)

What We Can Offer You:

BITS, a CACI Company, offers very rewarding and unique benefits, which equates to 50% of compensation on TOP of your base salary! The first part is a tax-qualified profit-sharing retirement plan, to which BITS annually contributes up to 25% of your base salary (not in excess of applicable IRS limits) to your retirement account. The second component consists of BITS' Individual Benefit Account (IBA), which is used for premiums, medical reimbursements, dependent care, education and Paid Time Off (PTO) policy. Both components of the BITS benefit package are paid for by BITS, in addition to your base salary and potential performance bonuses. We believe in a healthy home/work balance and both of our locations offer a wide variety of activities to balance with your work life. Learn more at

  • 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.