Systems Engineer

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 Systems Engineer in Chantilly, VA!

Role Description:

As a Senior Systems Engineer, you will plan, design, and implement additions and changes to network hardware, infrastructure server environments, and operating systems. You will provide direct support in the day-to-day operations of network hardware and operating systems while maintaining the reliability and robustness of the underlying infrastructure that supports the forensic and investigative ecosystem across multi-enclave environments.

Key Responsibilities

• Supervise, coordinate, design, develop and implement additions and changes to network hardware, infrastructure server environments, and operating systems
• Provide direct support in day-to-day operations of network hardware and operating systems
• Troubleshoot at both physical and logical network levels
• Participate in planning, design, technical review and implementation for new network infrastructure
• Perform systems management and integration functions across multi-enclave environments
• Maintain network infrastructure standards including communication protocols such as TCP/IP
• Diagnose and resolve complex communication problems
• Ensure systems are current with approved patches and assist with certification and accreditation tasks
• Develop strategy for client/server systems and design infrastructure to support that strategy
• Advise on selection of technological purchases for processing, data storage, data access, and applications development
• Participate in Program Increments (PIs) and Agile Release Train (ART) activities
• Support DevSecOps practices and tools implementation

Qualifications:

Clearance Level:

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

Education:

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

Experience:

• Minimum of 8 years of experience in systems engineering or related field
• Experience with SAFe Agile framework
• Understanding of forensic and investigative system requirements
• Demonstrated experience designing and implementing secure systems in government environments

Advanced proficiency with:

• • Virtualization technologies (VSphere, VXRail, Proxmox, Nutanix)
  • Network administration and security
  • Cloud platforms (AWS GovCloud, SC2S, C2S)
  • Linux and Windows operating systems
  • Windows Active Directory
  • Network hardware (Cisco, Arista, SonicWall)
  • Containerization (Docker, Kubernetes)
  • Infrastructure as Code (Terraform)
  • Security accreditation processes

Additional Technical Experience

Experience with:

• • Hybrid cloud and on-premises infrastructure
  • DevSecOps practices and tools
  • Elasticsearch, Splunk, and other data platforms
  • Python and C# for automation and scripting
  • Database technologies (SQL, MySQL, PostgreSQL)
  • LDAP/OpenLDAP, ADFS, Keycloak
  • Tunneling protocols (GRE, IPSec, SSH, SSL)
  • SAFe Agile methodologies

Work Environment

• 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

Benefits at Sentar:

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