Barbaricum is a rapidly growing government contractor providing leading-edge support to federal customers, with a particular focus on Defense and National Security mission sets. We leverage more than 17 years of support to stakeholders across the federal government, with established and growing capabilities across Intelligence, Analytics, Engineering, Mission Support, and Communications disciplines. Founded in 2008, our mission is to transform the way our customers approach constantly changing and complex problem sets by bringing to bear the latest in technology and the highest caliber of talent. Headquartered in Washington, DC's historic Dupont Circle neighborhood, Barbaricum also has a corporate presence in Tampa, FL, Bedford, IN, and Dayton, OH, with team members across the United States and around the world. As a leader in our space, we partner with firms in the private sector, academic institutions, and industry associations with a goal of continually building our expertise and capabilities for the benefit of our employees and the customers we support. Through all of this, we have built a vibrant corporate culture diverse in expertise and perspectives with a focus on collaboration and innovation. Our teams are at the frontier of the Nation's most complex and rewarding challenges. Join our team. Barbaricum is seeking a Computer Systems Engineer I (Computer Network Architect) to support the design, implementation, and maintenance of cyber range and computer test bed environments for Department of Defense (DoD) missions. The selected candidate will provide technical expertise in network engineering, virtualization, systems administration, and infrastructure automation across physical, virtual, and cloud-based environments. The Computer Systems Engineer will support the configuration and operation of enterprise networks, server platforms, and cyber training environments while ensuring system reliability, security, and operational readiness. The successful candidate will work closely with engineering and cybersecurity teams to deploy, monitor, and sustain mission-critical infrastructure and emerging technologies Responsibilities: * Design, configure, and maintain cyber range and computer test bed environments supporting cybersecurity training, testing, and mission operations. * Implement and manage enterprise network infrastructure, including routing, switching, firewalls, DNS, Active Directory, VPNs, VLANs, and SANs. * Support the deployment and administration of physical, virtual, and cloud-based systems utilizing VMware, KVM, Xen, and other virtualization technologies. * Develop and maintain automation, provisioning, imaging, and configuration management solutions using tools such as Ansible, Chef, FOG, Python, and Bash scripting. * Administer Windows and Linux server environments, ensuring system performance, availability, and security. * Monitor network and infrastructure performance, troubleshoot technical issues, and implement corrective actions to maintain operational readiness. * Identify and address network vulnerabilities and security risks while supporting cybersecurity best practices and compliance requirements. * Support the integration and operation of specialized technologies, including ICS/SCADA, IoT, RF devices, and camera systems. * Develop and maintain technical documentation, system configurations, and standard operating procedures. * Collaborate with engineering, cybersecurity, and operations teams to support infrastructure modernization and mission requirements. Required Qualifications: * Active DoD Secret Clearance * Bachelor's Degree in related field. * Must meet DoDM 8140.03 IAT II requirements * Minimum 3yr of experience in the configuration and operation of cyber range or computer test bed environments. * Demonstrated experience in designing and configuring computer networks including routing, switching, firewalls, DNS, active directory, VPNs, VLANs, SANs utilizing bare metal and virtualized systems. * Demonstrated experience with automation, provisioning, imaging, orchestration, and configuration management experience with Ansible, Chef, FOG, Project, python, and bash scripting. Cloud, physical, and virtual network architect, engineering, and infrastructure monitoring experience required. Expertise with hypervisors such as VMware, KVM, and Xen. * Demonstrated experience with Windows enterprise and Linux server / operating systems engineering, and administration with knowledge of network vulnerabilities, attack vectors, and mitigation. * Demonstrated experience with wide variety of technology to include camera systems, ICS/SCADA, IoT, and RF devices. EEO Commitment All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law.

Computer Systems Engineer - I (Computer Network Architect)

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