Linux SysAdmin 4 - Melbourne, United States - ADEX

Description

Linux SysAdmin 4

Description:


This is a senior technical professional to supporting the Data Center
Operational Support Services (OSS) team as a Senior Specialist Linux
Systems Administrator. Responsibilities for this position include support to
software engineering during the development of a new OSS system by
provisioning and managing the virtual environments (VM) and installing
and configuring the Linux based Red Hat Operating System. The Sys
Admin will also monitor and maintain the system hardware performance.
The position ensures that system hardware, software, and related
procedures adhere to the system's design and architecture. This in dividual
will manage system access user accounts and develop the procedures for
system configuration to support production builds. This individual will also
assist program teams with technical analysis and support the testing and
roll-out of new patches. Participation on programs focus on smoothing the
transition from system development to operational readiness within the
program's life cycle.


Responsibilities:


a. Performs software installations and upgrades to RedHat and Windows
operating systems and layered software packages and maintains them in
accordance with established policies, procedures and service level
agreements.
b. Manages and directs proactive and reactive systems administration
activities to ensure the availability, integrity, and reliability of networked
and stand-alone systems. Administers assigned Enterprise systems such
as enterprise data storage administration (EMC/NetApp), enterprise server
virtualization (VMWare) to ensure systems are functioning properly.
c. Troubleshoots hardware, software, and wide area network related
problems associated with the assigned Enterprise system(s).
d. Coordinates with server and operating system vendors to resolve issues,
arrange service, and obtain support. Develops schedules for the
installation and monitoring of local network and stand-alone information
resources.
e. Installs and provides support for internal development software and
applications.
f. Monitors and tunes the system to achieve optimum level of performance.
Ensures server data integrity by evaluating, implementing and managing
appropriate software and hardware solutions.
g. Ensures data/media recoverability by implementing a schedule of system
backups and database archive operations.
h. Conducts routine hardware and software audits of servers for compliance
with established standards, policies, procedures and configuration
guidelines. Knowledgeable of networking associated with a LAN based
server and workstations.


Required Qualifications:


a. Bachelor's degree in Computer Engineering, Computer Science, IT or
related field, and minimum 6 years related experience; or a Master's
degree in Computer Engineering, Computer Science, IT Security or
related field, and minimum 4 years related experience.
b. Minimum of 5 years of experience in the network systems administration
field performing the specification, selection, evaluation, testing,
deployment and operation of Linux, CentOS and Windows Operating
Systems (OS) and servers.
c. Ability to obtain a Public Trust Clearance
d. Ability to work onsite at Company offices located in Melbourne, Florida.
Remote work is not possible.
e. Ability to support On call schedule rotations. On call requires this
candidate to report onsite with a response time of one hour maximum.
f. Ability to support weekend, evening, and/or overnight maintenance
request as needed.
g. Ability to travel to disaster recovery site and support as needed.

• Preferred Additional Qualification

a. Experience configuring and maintaining CentOS-based systems, including
the performance of enterprise level upgrades from version 6 to 7.
b. Experience configuring and maintaining Linux operating systems.
c. Experience configuring, deploying and managing cloud-based systems
and architectures.
d. Experience performing RPM builds for software packages.
e. Experience performing complex infrastructure design, including planning
of interactions of multiple applications (HA, DB, Large Networks).
f. Experience performing scripting for automation of tools.
g. Experience working in a datacenter lab environment managing power
requirements, performing buildouts and system hardening.
h. Experience with Python scripting
i.


Experience with the following applications:
i. Splunk
ii. RHEL - SMB, NFS, SELinux
iii. Zabbix
iv. Mysql
v. VMWare ESXi
vi. Veritas
vii. Pacemaker HA Clustering