Responsibilities: Responsible for the administration of a large complex system/network infrastructure. Ensuring production machines are available. Responsible for the installation, configuration, and maintenance of the Server and Storage Infrastructure. Systems and Applications include, but are not limited to, HP Storage Area Network, UNIX/Linux and Windows-based OS and SQL Databases, and external web servers. Installs and configures Windows, Unix, and Linux fileservers and departments' desktops. Test, debug and check for program efficiency. Maintains system backups and software. Maintains and expands knowledge of computer software and hardware, as well as computing standards and environments, system administration, file, and software security of desktop and Unix network systems. Manages operation of LAN printers and other network devices. Manages remote-access devices to departmental services. Experience with infrastructure design and network documentation. Analyzes and interprets IT departmental applications at all levels. Determines appropriate hardware enhancements and software requirements to make systems operational. Provides technical advice and statistical analysis to Head of IT. Configure computer systems (servers and workstations) for security, interactive use, efficiency, cost effectiveness, and growth. Develop and maintain policies and procedures in regards to configurations, installations and systems for IT staff. Responsible for ensuring department adheres to software licensing requirements. Manage infrastructure projects as assigned by the Head of IT. Maintain and support department network security infrastructure. Integrate systems security best practices throughout the system infrastructure. Implement appropriate access restrictions (ACL's), firewall rule sets and other controls that meet user and policy requirements. Perform audits to identify network hardware / software that do not meet security standards. Help troubleshoot network issues, support cross-organizational efforts, take part in on-call duties and respond to critical situations. Resolving critical system issues on a 24X7 basis including notification, escalation and co-ordination across organizations and government agencies. Inform Network administrators, Help Desk Members, and Developers appraised of infrastructure changes. Needs to have change control experience and experience with implementing change control systems. Providing Systems Administration for a broad scope of different technologies (approximately 25 Windows Servers, 5 Linux Servers, as well as Web Servers, SAN, Cisco firewalls, and switches. Maintaining the operating system and utility software on all network computer platforms (Windows domain, Windows Server , tape backup, Active Directory, Group Policy, Linux/Unix servers, etc.) by analyzing, designing, installing, scripting, testing and documenting new functionality. Troubleshooting various parts of the architecture in the event of system failures Planning, testing, and executing upgrades as necessary to maintain support or improve functionality in a high availability environment (including Linux and Windows servers, web servers,, certificate authorities, firewalls, etc). Using LDAP Directory to store and manage PowerShell to automate the execution of tasks as needed Providing input to and supporting new client initiatives such as enhancing system audit capabilities; enhancing and developing intrusion prevention and detection; vulnerability scanning; Network operating systems upgrades; patch management functionality And or any other responsibilities as assigned by management Please contact us for application instructions.