DevOps Engineer - Senior

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Sentar is proud to be an employee-owned company, fostering a culture of empowerment, collaboration, and innovation. Sentar is dedicated to developing the critical talent that the connected world demands to create solutions to address the convergence of cybersecurity, intelligence, analytics, and systems engineering. We invite you to join the team where you can build, innovate, and secure your career.

Sentar is seeking a Dev Ops Engineer in Chantilly, VA!

As a Senior Dev Ops Engineer, you will be responsible for the design, deployment, testing, certification, operations, patching, and addressing interoperability issues of Dev Sec Ops  infrastructure tools. You will support the primary Operations and Maintenance workforce for multiple tools and ensure the reliability and robustness of the underlying infrastructure that supports the forensic and investigative ecosystem.

• Design, deploy, test, certify, and operate Dev Sec Ops  infrastructure tools
• Address interoperability issues for all operating systems, support libraries, components, and application dependencies
• Deploy and configure services using infrastructure as a service provider
• Configure and manage Linux-based servers to serve dynamic websites
• Debug cluster-based computing architectures
• Install, configure, and maintain open-source monitoring and observability tools
• Work closely with development and security teams to ensure CI/CD pipelines integrate with Dev Sec Ops  best practices
• Use scripting and programming (Bash, Python, etc.) to automate deployments and improve system reliability
• Participate in Program Increments (PIs) and Agile Release Train (ART) activities
• Support the multi-enclave environment (Unclassified, Secret, and Top Secret)
• Respond to and resolve critical incidents within designated resolution timelines

• Active Top Secret (TS) clearance with eligibility for Sensitive Compartmented Information (SCI)

• Bachelor's degree in Computer Science, Engineering, or related field

• Minimum of 8 years of experience in Dev Ops or related field
• Experience with SAFe Agile framework
• Strong understanding of forensic and investigative system requirements
• Demonstrated experience implementing Dev Sec Ops  practices in secure government environments

Advanced proficiency with:

• Infrastructure as Code (Terraform, Ansible)
• Containerization and orchestration technologies (Docker, Kubernetes)
• Search and indexing tool clusters (Elastic Search, Apache Solr)
• Repository Managers (JFrog Artifactory, Sonatype Nexus)
• Virtualization (VMware vSphere, VxRail)
• Open-source monitoring frameworks (Prometheus, Nagios, Grafana)
• Security and networking (SSH, SSL/TLS, Key Vaults)
• Server side technologies (Apache Tomcat)
• Dev Sec Ops  principles and best practices
• Linux (Rocky, Red Hat, Amazon, Ubuntu) and Windows operating systems

Experience with:

• Data processing, automation and ETL workflow orchestration
• CI/CD pipeline implementation and optimization
• Git Lab or similar version control systems
• Network architecture and security in classified environments
• Hybrid cloud and on-premises integration
• Security accreditation processes
• Primary location:
  Chantilly, VA
• May require occasional travel for Program Increment planning sessions
• Must be a U.S. citizen and able to pass a background check and polygraph examination
• May require flexible scheduling to support critical operations
• Must be able to respond to critical incidents within designated resolution timelines

Our unique ownership model attracts top talent, giving employees the freedom to take initiative and drive meaningful improvements. In addition to cultivating a thriving and inclusive work environment, Sentar offers an extensive benefits package designed to support the well-being of employees and their families. Employee ownership is the foundation of our culture, promoting participation, teamwork, and accountability while ensuring long-term financial…