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Cyber Security Engineer, VA-Chantilly

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Full time


Secure our Nation, Ignite your Future

Become an integral part of a diverse team while working at an Industry Leading Organization, where our employees come first.  At ManTech International Corporation, you will help protect our national security while working on innovative projects that offer opportunities for advancement.

Currently, ManTech is seeking a motivated, career and customer-oriented Cyber Security Engineer, Senior/Cross Domain Solutions Engineer to join our team in the Chantilly, Virginia area.

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

Basic Qualifications:

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


For all positions requiring access to technology/software source code that is subject to export control laws, employment with the company is contingent on either verifying U.S.-person status or obtaining any necessary license. The applicant will be required to answer certain questions for export control purposes, and that information will be reviewed by compliance personnel to ensure compliance with federal law. ManTech may choose not to apply for a license for such individuals whose access to export-controlled technology or software source code may require authorization and may decline to proceed with an applicant on that basis alone.

ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital status, physical or mental disability, status as a Disabled Veteran, Recently Separated Veteran, Active Duty Wartime or Campaign Badge Veteran, Armed Forces Services Medal, or any other characteristic protected by law.

If you require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please contact ManTech’s Corporate EEO Department at (703) 218-6000. ManTech is an affirmative action/equal opportunity employer – minorities, females, disabled and protected veterans are urged to apply. ManTech’s utilization of any external recruitment or job placement agency is predicated upon its full compliance with our equal opportunity/affirmative action policies. ManTech does not accept resumes from unsolicited recruiting firms. We pay no fees for unsolicited services.

If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accommodation if you are unable or limited in your ability to use or access as a result of your disability. To request an accommodation please contact and provide your name and contact information.

ManTech / Equal Opportunity Employer

JBMAN-R37393 2023.05.23

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