Sr. Linux System Engineer

Position Objective

The responsibility of this position is to oversee and assist with major project initiatives, as well as provide support for Red Hat Enterprise Linux (RHEL) and Microsoft Windows servers in development, QA/UAT, and production environments. This position requires in-depth knowledge of the RHEL 6.x and 7.x operating systems, superior troubleshooting skills, capacity and performance experience and reporting, a thorough understanding of network protocols, implementation experience in the use of highly available applications, experience with Satellite and kickstart technologies, as well as Client-based hardware technologies. This individual will also be required to have demonstrated working knowledge and expertise with Amazon Web Services (AWS), Global File System clustering, shell scripting, VMWare virtualization, SAN, NAS, NFS, DNS, Veritas Cluster Server, Active Directory authentication using SSSD, Red Hat Identity Management, and Cisco UCS blades. Project management and interpersonal skills are also a must for this position. Experience managing Windows servers and/or AIX servers is a plus.

Principal Accountabilities:

Server Administration:

Provide day to day operational support for the Linux and Windows environments, which are based in regional data center locations as well as the AWS cloud.
Ensure the integrity for all systems are maintained, system version is kept current and at appropriate maintenance levels.
Ensure all systems maintain correct configurations. Monitor the performance of installed technologies, performing required maintenance and upgrades as appropriate. Make recommendations for operational improvements.
Provide ongoing support and troubleshooting for our installed technical solutions.
Develop and promote technical standards and support migration efforts to the future technology infrastructure.

Incident Support:

As a member of the OS Support team, you will be providing incident support for all Linux and Windows systems on a rotating basis.
Monitor system health and remediate identified problems.
Monitor the various application work queues, and complete incoming requests in a timely manner.
Participate in root cause analysis bridges and provide technical assistance when required.

Education:

4 year degree from accredited college
RHCSA or RHCE Certification, or equivalent experience

Experience:

10+ Years hands-on Linux administration experience in fast-paced commercial environment, preferably in a financial industry such as insurance or banking.
Strong knowledge of server architecture.
Virtualization subject matter expert.

Competencies/Skills:

Expert in the understanding of the Red Hat Enterprise Linux operating system.
Comprehensive understanding of Satellite 5.x,. 6.x, and Kickstart
Full and in-depth knowledge of UNIX-based network protocols.
Experience with the implementation and administration of GFS clusters.
Experience with a relational database such as Oracle, as well as a
NoSQL database such as MongoDB.
Understanding the concepts associated with the governance of open systems security and SELinux.
Demonstrated expertise with Cisco UCS blade technologies.
Familiarity with Client / Open Monitoring
Strong understanding of EMC Clarion/DMX SAN technologies.
Strong scripting skills.
Experience providing overviews, training, and instruction to lesser-experienced administrators.
Expert level understanding of the philosophies of operating system performance tuning.
Strong understanding of files systems, concepts, and logical volume management.
Experience with SSH protocols.
Experience with Bind.
Strong troubleshooting skills.
Solid verbal and written communications skills.
Superior customer relation skills.
Project management skills.
Implementation and support and multi-platform system integration.
Excellent documentation skills.
Very strong customer focus.
Project planning skills.
Must be team player.