Conceptualize, Design, Build, and Maintain current and future NOSC supported tools and platforms.
Manage multiple assignments, changing priorities, and work independently with little oversight.
Support all support, guidance and develop processes to evaluate and improve all operating systems, hardware support, software, firmware solutions and provide advisement concerning future purchase of the same.
Work closely with senior engineers, other team members and application owners to solve technical problems at the network, system and application levels.
Conduct periodic architectural reviews of installed sensors to assess effectiveness and propose optimal installation alternatives as required.
Conduct network security architecture reviews to determine the size, and placement of intrusion monitoring equipment during the customer onboarding process.
Conduct periodic reviews of sensor metric reports to evaluate and prioritize sensors for review and assessment.
Documentation and Reporting along with presentation, teamwork and DHS wide collaboration are among the expected duties and mission of the task order.
Resolve Linux system errors and crashes, disk space problems, huge file system and full disk errors.
Implementation and troubleshooting of Linux network services such as NFS, NTP, FTP, SSH, DNS, Sendmail,
Configure LDAP server and LDAP client on Linux machines for authorization and authentication.
Build new Linux Virtual Machines and physical server using templates and ISOs.
Create new Linux templates and STIG them using DISA guidelines.
Experience in backend solution, day to day system admin and monitoring, file system management and disk management and creation of shell scripts for the automation of tasks and the extraction of logs.
Hardware and software installations, upgrades, maintenance, security analysis and network performance and tuning of Linux servers in a virtual infrastructure.
Installation and maintenance of Red Hat Satellite servers to push changes to various servers simultaneously.
Support operations across multiple geographic locations.
Develop solutions to complex technical issues.
Provide follow-up reports (technical findings, feedback, resolution steps taken) for Root Cause analysis, engineering technical assessment and process improvement initiatives
Complete Automated patching using RHEL Satellite - install, configure, manage patches, and upload update
The candidate must have Bachelor’s Degree with 8 – 12 years of prior relevant experience or Masters with 6 – 10 years of prior relevant experience
A minimum of 5 years of experience in system administration, database administration, network engineering, software engineering, or software development, with a concentration in Cybersecurity
Experience Installing, configuring, securing, and troubleshooting CentOS, RHEL, or Ubuntu Linux Administration
Extensive automation experience with PowerShell and Shell Scripting for automating Linux install
Experience mentoring junior personnel
Extensive knowledge of DELL (Power Edge) and other Enterprise Servers
Extensive knowledge of Splunk, Ansible, Satellite, and VMWare ESXi/VCenter
Network experience and understanding with the following: TCP/IP, NIS, NFS, DNS, DHCP, FTP/TFTP, SSH, SFTP, ARP.
Experience with storage tools such as NAS (NFS, SAMBA, RAID 0/1/5/6/10) and SAN (iSCSI, FiberChannel)
Hyper Converged Infrastructure (HCI)
Cloud and VMWare skills – Understanding of cloud terminology, architecture, and tools to include: installing, provisioning and monitoring
Strong capabilities to assist with automating manual installation and maintenance/patching tasks and utilization of such tools as provisioning environments with Ansible.
Candidate must, at a minimum, meet one of these certifications: GCUX: GIAC Certified Unix Security Administrator, Linux+ (CompTIA Linux+ Powered by LPI), LPI (Linux Professional Institute) Certifications, Oracle Linux OCA or OCP, Oracle Linux 6 Certified Implementation Specialist Certification, or Red Hat RHCSA, RHCE.
Experience with managing large Linux server environments.
Experience automating management tasks with Ansible, Puppet, or Chef.
Experience working in AWS and Azure
Experience developing in Bash, Python, YAML, PowerShell scripts
Experience working in an Agile development environment.