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Cyber Security Engineer Principal, CHANTILLY, VA

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Chantilly, Virginia, United States of America

Cyber Security Engineer Principal

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI with Polygraph

Employee Type: Regular

Percentage of Travel Required: None

Type of Travel: None

Responsibilities include, but are not limited to:

Performs engineering support and system administration of specialized cybersecurity applications and big data analytical systems to include installation, configuration, performance tuning, migration, troubleshooting, updates, and training
Provides expertise on Systems Engineering best practices related to Cybersecurity Operations.
Assists with maintaining the development and testing environments
Analyzes cyber system enterprise level requirements against approved architectures and system roadmaps.  Develops recommendations to approve or reject requirements.
Design, customize, and document services based on COTS products using Agile development approaches and methodologies
Document design, installation, and operations & maintenance guides
Provide support to the deployment and operations of services
Contributes to the completion of milestones associated with specific projects
Provides solutions to a variety of complex technical problems
Works with a team and provides analysis of alternatives and progress status in daily sprint meetings
Meets professional obligations through efficient work habits such as, meeting deadlines, honoring schedules, coordinating resources and meetings in an effective and timely manner


Requires Bachelor’s degree or equivalent in the fields of computer science, computer engineering, or any related field and 7 years of related experience
Minimum of 7 years of experience with Linux and software integration
Must possess the required DoD Directive 8570 IAT Level II or higher certification

Demonstrated Technical Experience:

Minimum of 5 years of Linux scripting and automation using Bash, Python and/or Java
Experience with installation and administration of COTS applications on RHEL and/or CentOS Linux
Experience in cybersecurity and multi-vendor technologies running in the cloud
Minimum of 5 years of experience with cloud infrastructure, preferably Amazon Web Services (AWS)
Hands on experience implementing and maintaining enterprise applications

Preferred Qualifications:

Experience with engineering and administrating the Elastic Stack (Elasticsearch, Logstash, Kibana, Beats)
Experience developing custom visualizations and dashboards (preferably in Kibana)
Experience with implementation and maintaining event streaming technologies, such as Apache or Confluent Kafka
Experience with automation tools including Puppet, Chef, and Ansible
Experience with JIRA, Confluence, and Git
Familiarity with Security Information and Event Management (SIEM) software
Solid understanding of encryption technologies and principles
Knowledge and application of ETL techniques to enable data science and machine learning
Vendor engagement experience
Experience with Container Services like Docker and Kubernetes

Security Clearance Requirements:

TS/SCI w/Poly

Physical Requirements:

Must be able to remain in a stationary position 50%
Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer
The person in this position frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations

This section should include and preferred or desired qualifications or attributes.

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 60 years, the principles of CACI’s unique, character-based culture have been the driving force behind our success.


Company Overview: 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 an Equal Opportunity/Affirmative Action Employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other protected characteristic. 

TS/SCI with Polygraph

CACI / Equal Opportunity Employer / JBCAC 284710


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