Senior Linux System Administrator

The position is for the Senior Linux System Administrator responsible for the servers that process data from a global network of buoys, managed by the National Data Buoy Center (NDBC). This position is located at the NDBC facility at the Stennis Space Center in Mississippi.

Responsibilities:

• Participate in a rotation to provide 24x7x365 on-call support for the primary IT mission essential data processing, applications, and functions to support the continuity of operations of the NDBC information system.

• Support IT architecture improvements to ensure continuity of operations for primary mission essential functions and the flow of data.

• Support the annual NDBC IT Assessment and Authorization (A&A) audits through security patching and security-minded configuration updates; actively address changes needed as a result of Plan of Action & Milestones (POAM) requirements; help ensure NDBC maintains its Authority to Operate (ATO).

• Maintain all Linux-based servers and clients located on premises and in an AWS cloud environment. o Follow system administration best practices.

o Patch and configure systems in compliance with NOAA security requirements.

o Upgrade operating systems in advance of end-of-support dates.

o Support software development efforts.

o Deploy software application updates for both COTS as well as internal applications.

o Plan and implement migration of local systems to a cloud environment, where possible, in a cost-effective manner.

o Ensure reliable system and data backups.

o Manage/maintain server certificates.

o Maintain Red Hat Enterprise Linux subscriptions.

o Perform ongoing performance tuning, hardware upgrades, and resource optimization as required.

• Communicate/brief upcoming maintenance efforts and/or anticipated impacts to stakeholders.

• Implement strategies to automate routine administration tasks.

• Maintain and monitor data center environmental equipment.

Education Requirements: Bachelors of Computer Science, Information Systems, or equivalent. Experience may be considered as an equivalent.

Requirements:

• 8 years or more experience preferred in the installation/configuration, operation, and maintenance of IT system hardware and software and related IT infrastructure.

• Demonstrated advanced knowledge and experience supporting Red Hat Linux, Apache, Tomcat, drivers, applications, vulnerabilities, security requirements and postures, quarterly STIG updates.

• Knowledge of AWS solutions and migration of Linux systems is considered a plus.

• An understanding of programming languages, such as Java, Python, PHP, and Perl.

• Experience in installing and maintaining system hardware, operating systems, software systems, network systems, security systems.

• Experience applying OS patches and upgrades on a regular basis, and upgrades of administrative tools and utilities; configuring, adding, and removing services as necessary.

• Experience implementing automation to streamline recurring system administration tasks is highly preferred; experience with scripting languages.

• Experience with AWS lamda, containers, EC2 instances is desirable.

• Able to work autonomously and take initiative in identifying areas for improvements and proposing solutions.

• Able to communicate effectively with coworkers and stakeholders.

• Must be able to successfully complete a NOAA (Stennis Space Center)/NASA background investigation for site/system access.

• Must be able to obtain and maintain facility credentials/authorization. Note: US Citizenship or a valid Green Card is required for facility credentials/authorization at this work location.

Work Requirements

Years of Experience

8 + years of related experience

• may vary based on technical training, certification(s), or degree

(part of General Dynamics) 3.73.7 out of 5 stars Stennis Space Center, MS $90,950 - $123,050 a year, The likely salary range for this position is $90,950 - $123,050. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

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