UNIX/Linux System Admin

unix/linux system administration, red hat enterprise linux 7 (rhel 7), ibm websphere application server managing and supporting enterprise applications, ansible, logical volume manager (lvm), bash scripting, perl scripting
Contract W2, 9 Months
Depends on Experience
Work from home not available Travel not required

Job Description

We have the following government role for 8 - 9 months contract in Baltimore (Woodlawn), MD.

Please send your resume in Word format only. Thank you!



Role title: UNIX/Linux System Admin
(Req. #: INF-022; LCAT: DBE3)
Duration: 8 - 9 months contract
Location: Baltimore (Woodlawn), MD
Number of positions available: 1



Description of Work:

Provide recommendations for performance sizing and tuning of Unix/Linux software and WebSphere applications.
Plan, install, configure, and optimize hardware and software for Unix/Linux systems in support of disability and entitlement imaging systems operational and architectural activities. Make changes to maintain compliance.
Analyze, troubleshoot, and resolve problems using HP service center application for problem tracking and reporting.
Respond to alerts generated by monitoring infrastructure tools, and assist with managing and developing automated alerts.
Participate in conference calls, meetings and testing activities related to the support and maintenance of disability and entitlement imaging systems environment.
Assist in the design and execution of performance analysis tools, such as WebSphere monitoring, on various hardware and software configurations.
Assist with and provide recommendations regarding optimization methods or configuration of disability and entitlement imaging systems equipment.
Monitor on-going security model compliance on disability and entitlement imaging Unix/Linux systems.
Evaluate configurations, vulnerabilities, and risks in relation to the agency s security model and industry standards.
Participate in IT modernization efforts such as migrating document management mainframe workloads to x86/Linux infrastructure.
Document all hardware and software changes, incidents, and testing results as per the agency policy.
Create status reports as necessary.


Basic Qualifications:
Minimum knowledge, skills, abilities needed:

Bachelors Degree and 7 years of relevant work experience; OR Masters and 5 year of relative experience; OR 11 years of relevant work experience in lieu of a degree
7 years of experience or more as a Unix/Linux system administrator, with 5 years specific to Red Hat Enterprise Linux 7 (RHEL 7).
5 years of experience or more using IBM WebSphere Application Server managing and supporting enterprise applications.
3 years of experience or more with Ansible creating and running playbooks and automating operating system installation.
3 years of experience or more using Logical Volume Manager (LVM) to manage logical volumes or file systems.
2 years of experience or more using Bash Scripting to automate daily OS level tasks, monitoring.
2 years of experience or more using Perl Scripting to automate daily OS level tasks, monitoring.
Must be able to obtain and maintain a US Public Trust clearance.


Preferred Qualifications:
Candidates with these skills will be given preferential consideration:

Experience in following technical areas:

Linux boot process though Firmware, GRUB, Kernel and system Initialization phase.
init and system, system and service management programs.
Support of more than 100+ servers/VMs in production servers.
nmcli or ip tools in Linux networking.
RPM and YUM package installations, system/server patch and upgrades, maintain NFS services in Linux.
Backup and restore tools
Storage and Logical volume management.
Apache Web Server (configuration, making virtual server, SSL/TLS).
Splunk (admin or operator level).
Monitoring products such as Nagios, or any other tool
LDAP and Kerberos (setting up as a client and configuring with AD)

Experience with Linux security using sudo, selinux, firewall etc.
Working knowledge of Networking OSI 7-Layer Model, LAN, WAN, Wireshark, F5 Loadbalancers (is a plus).
Knowledge of DNS (MX, A, PTR), SMTP (Sendmail and Postfix).
Experience with source control using GIT and BitBucket.
Experience with Java-based application troubleshooting experience using monitoring tools (e.g., introscope) and log debugging using Splunk.
Experience in ticketing system: HP service manager and/or Remedy.
Experience in enterprise level web applications: installing, configuring and troubleshooting experience, and coordinating and communicating with different levels of team members.
Experience in monitoring application and OS health on a daily basis.
Experience in developing and deploying tools (e.g., Docker, Puppet, Jenkins).
Cloud experience.
Experience with systems application life cycle.
Prior Federal government experience.



Posted By

Laura Dancovici

Dice Id : 10214021
Position Id : UNIXLinuxAdmin
Originally Posted : 1 month ago
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