Linux System Administrator

The ideal candidate will have Senior Subject Matter Expert (SME) level Linux / Windows / Networking / Security knowledge, experience and background that can support our industry leading SaaS cloud to maintain current customer environments as well as supporting our growing customer base.

Security Clearance Statement : This position requires a government security clearance. You do not need clearance prior to starting, however you must be a US Citizen for consideration.

Responsibilities :

• Act as a Lead to the Engineers and Administrators within the Environment
• Responsible for the installation, configuration and maintenance of Linux systems
• Install, configure, and tune Java Application servers including Tomcat, JBoss
• Troubleshoot Java applications and IoT devices on Linux, UNIX, and Windows
• Troubleshoot system hardware providing failure analysis and recovery.
• Troubleshoot network issues related to WAN and LAN protocols and other network accessible services (SFTP, DNS, SSH, VPN, Mail, Apache)
• Promote a secure environment with experience in Firewall and other security technologies.
• Installation of database servers (MSSQL Server, Oracle, MYSQL, etc.)
• Develop and research new automation and technology opportunities
• Operate in a production data center environment with minimal supervision
• Provide 24x7 Tier III Production environment support
• Drives Documentation of architecture and testing of infrastructure
• Interface directly and indirectly with client staff and 3rd party vendors both technical and non-technical.
• Supporting disaster recovery and business continuity processes, exercises and documentation.

Minimum Requirements :

• Bachelor’s Degree in MIS or CIS or equivalent experience
• Ability to provide Leadership to peer or junior engineers and administrators
• Ability to document processes, technical specifications and system builds
• 10 years of professional experience with Red Hat, or CentOS or combination of other Linux Distributions
• 5 years professional experience with WAN / LAN Networking technologies
• 5 years professional experience with Security Technologies including firewalls, Nessus, intrusion detection and prevention technologies
• Experience with VMware vSphere or Red Hat KVM based virtual machines
• Experience with hosting Java Web Application
• Experience with Cloud Management Software (OpenStack, OCI, Microsoft Azure or Amazon Web Services)
• Experience with continuous integration and deployment automation tools such as Jenkins, Hudson, and Nexus.
• Working knowledge of implementing and managing backup systems such as Bacula.
• Experience working in a highly dynamic and fast paced environment
• 5 years of experience with Apache web server
• 2-4 years of Advance scripting (Perl or Bash)
• 1-3 years Nagios or other IT Infrastructure monitoring software system
• Intermediate to Advanced understanding of physical / virtual networking required
• Advance analytic and troubleshooting skills for problems that span multiple domains (application, network, system, hardware)

Desired Skills :

• 5-10 years of Windows Server experience including domain administration
• Experience with building and supporting high performance / availability architectures
• 1-3 years of experience running MySQL Clustered databases
• Infrastructure provisioning tools (such as Docker, Chef, Puppet)
• Experience working in the Software Development Industry

Job Type : Full-time

Schedule :

• 8 hour shift
• On call

Security clearance :

Confidential (Preferred)

Ability to Commute :

Irving, TX 75039 (Required)

Work Location : In person