DCCA is a veteran-owned IT business specializing in providing innovative solutions to a variety of government agencies and commercial enterprises since 1982.
DCCA is proud to offer career growth opportunities and a competitive compensation and benefits package. Visit our website at : www.dcca.com
Senior Principal System Administrator
Candidate must have an active TS / SCI with Poly to be considered
Key Tasks :
DCCA is seeking a Senior Principal Linux System Administrator to work on an operations team providing systems administration for NiFi systems, system architecture, system testing and maintenance support.
Work well with a group of other engineers on technical projects. Analyze all parts of a system and make sure each component is acting as it should, and how they interact with each other.
This support will include system configuration and monitoring, NiFi dataflow configurations, troubleshooting, and taking corrective actions necessary to maintain the operational readiness of DDS operations.
The System Administrator will configure and maintain production and pre-production servers and systems, and when authorized, research and initiate the purchase of IT equipment, facilitate equipment transfers and identify Power, Space and Cooling (PSC) requirements.
The SE will also provide User Support for NiFi to include phone and email support, optional training and outreach. Provide hands-on system administration support as part of a team performing system maintenance and operations support of primarily Linux servers, to include services such as VMWare, VDI, DNS / DHCP, File, virus protection, application installation, and other like services.
Additional responsibilities include monitoring and initial troubleshooting of Linux based systems. Team duties include performing the basic day-to-day 24 / 7 system administration tasks, implementing NiFi software releases, performing system upgrades, evaluating and installing patches, and resolving software-related problems associated with Linux.
Provide general troubleshooting on the Client’s systems, maintain operational data and monitor system configuration to ensure data integrity.
Perform file and repository restores as required. Maintain all server rack elevation spreadsheets documentation. Coordinate hardware maintenance and repairs with customers when needed.
Assist in the overall modernization of the enterprise.
Required Skills :
- Dataflow experience working complex dataflow using NiFi
- Solid knowledge of Network Protocols
- Experienced customer support
- Minimum 19 years of Systems Administration experience administering user accounts, performing server subsystem configuration, network management, installation of software, performing backups, configuration management, and general system maintenance
- At least 19 years of experience with cross platform system administration (Linux, Solaris, Windows)
- Understanding of fundamental networking and distributed computing environment concepts, Microsoft Windows and Linux desktop systems, performance tuning and capacity planning of servers (hardware and software levels)
- Ability to write VBScript / Perl / Shell scripts
- Experience using NIS or Active Directory for cross platform management
- Experience with server virtualization
- Experience managing power, space, and cooling issues
Desired Skills :
- Practiced with scripting using Python, Bash and Perl and system administration automation
- Assist in the overall modernization of the enterprise
- Experience with implementing and designing hardware architecture
- Linux know-how with performance tuning (tweaking kernel level settings for TCP session optimization)
- Experience with NiFi functionality
- Understand analytical needs and requirements
- Familiar with the installation and configuration in a FOSS / COTS / GOTS environment, experience with SALT functionality preferred
- Participate in analyzing new hardware / software needs and to participate in Client requirements reviews and meetings pertaining to customer issues
DCCA is an Equal Opportunity / Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, protected veteran status, or disability status.
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