System Administrator

• Responsible for the Operational support of LINUX/UNIX-based messaging systems.
• Primarily responsible for system availability, troubleshooting/triage for production problems.
• Participates in a service monitoring function with responsibilities in areas of incident and problem management.
• Role will contribute to product/service design, development and implementation deliverables, to include assessment and optimization of systems and review of user requirements.
• Serves as a fully seasoned/proficient technical resource; provides technical knowledge and capabilities as team member and individual contributor.
• Executes processes in support of the IT infrastructure and resources required to plan for, develop, deliver and support IT services and products to meet the needs of a business within required SLAs.
• Manage and support Email Routing infrastructure applications on a day to day basis.
• Installs, configures and troubleshoots Applications used to support Email Routing Infrastructure.
• Monitor, measure, report and review current performance of application services and ensure availability and capacity meet business demand.
• Facilitates the resolution (both reactive and proactive) of problems throughout the information system lifecycle, including classification, prioritization and initiation of action.
• Documentation of root causes and implementation of remedies to prevent future incidents.
• Collaborates effectively with their Architecture/Engineering peers for new initiative solution planning, testing/validation, complex troubleshooting, and problem resolution.
• On-Call support responsibilities (coverage nights & weekends).

Collaboration Operations System Administrator – Linux/Unix

• Partner across the organization to identify, evaluate, and resolve issues related to the client computing environment and endpoint technology solutions
• Own the successful delivery of operational initiatives that improve the security, reliability, and compliance of the endpoint environment while maintaining an excellent end-user experience
• Manage the Endpoint Engineering support queue, including prioritization, triage, and driving timely resolution of incidents and requests
• Act as a point of escalation for the Service Desk and Desk Side teams, performing trend analysis and resolving complex or recurring technical issues
• Develop, refine, and maintain operational metrics, key risk indicators (KRIs), and reporting related to endpoint health, compliance, and performance
• Assist and mentor teammates through knowledge sharing, documentation, and hands-on guidance
• Partner closely with Security teams to ensure Endpoint Engineering risk issues are tracked, remediated, and resolved within defined SLAs.

Senior Systems Administrator

• Install, configure, and maintain Windows/Linux servers, including web, file, print, and mission-critical application servers.
• Perform operating system upgrades, patch management, and security updates in accordance with Army IT policies.
• Monitor and optimize server performance, network traffic, and system resource utilization.
• Ensure workstation/server data integrity by evaluating and implementing appropriate hardware/software solutions.
• Develop and maintain a comprehensive IT configuration database and system documentation library.
• Ensure compliance with DoD RMF, DISA STIGs, IAVM security directives, and Army cybersecurity policies.
• Implement access control measures, endpoint security configurations, and vulnerability remediation.
• Regularly audit server logs, security policies, and IT access controls to prevent unauthorized access.
• Enforce system hardening and network segmentation best practices to protect Army IT assets.

System Administrator I

• Track all service requests to completion
• Resolve production incidents
• Identify top automation & self-service opportunities within our environment
• Documents best practices, knowledge base articles for existing and new systems
• Microsoft Cloud administration
• Identity management

Systems Administrator

• Install, configure and virtualize server hardware
• Install/configure operating systems, software, network settings
• Write deployment scripts and manifests to deploy hardware and platforms consistently
• Develop and implement new solutions based on new customer requirements
• Pro-actively monitor system performance and ensure the reliability and availability of IT services
• Tune-up OS and deploy software updates and patches and modify deployment scripts and manifests to ensure configuration complies with security requirements
• Diagnose and resolve hardware, software, and network issues
• Respond to system outages and perform necessary repairs
• Manage user accounts, permissions, and access controls
• Provide technical support and training to users
• Implement and maintain backup solutions, including RDBMS replication, recovery and system failover
• Develop and test disaster recovery plans
• Configure and maintain network infrastructure, including routers, switches, and firewalls
• Ensure network security and manage VPNs
• Monitor and enforce security policies
• Conduct regular security audits and vulnerability assessments
• Document system configurations, procedures, and changes
• Maintain accurate records of IT assets and inventory
• Work with other CBN and customer IT staff and departments to support various projects and initiatives
• Communicate effectively with stakeholders to understand and address their IT needs
• Ensure compliance with CBN and customer IT policies, procedures, and regulatory requirements

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Collaboration Operations System Administrator – Linux/Unix

Senior Systems Administrator

System Administrator I

Systems Administrator

System Administrator – N.A. Service Delivery Group