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Linux Administrator - Security Clearance
Job in
Boyers, Butler County, Pennsylvania, 16016, USA
Listed on 2026-06-02
Listing for:
DNI Delaware Nation Industries
Full Time
position Listed on 2026-06-02
Job specializations:
-
IT/Tech
Systems Administrator, IT Support, Technical Support
Job Description & How to Apply Below
Location: Boyers
Description DNI is a Prime Contractor providing Systems and Application Support for the DCSA (Defense Counterintelligence & Security Agency). These roles can be supported nationally. We are looking for a Linux Application Administrator to join the team. This is a salary-based position with matching 401k and full benefits. Responsibilities:
* Provide application support for Commercial off the Shelf (COTS) and MP written software (GOTS) which runs on Linux Server in the BIES environment on a 24x7x365 basis.
* Access and control functions of the information system/network, administration of user accounts, etc.
* Provides support for code deployments and updates
* Provide technical support and troubleshooting.
* Participate in an on-call rotation for after hours and weekend support. Also includes rotation for code deployments during the Sunday Morning maintenance windows
* Attend meetings with DCSA Government Personnel, Database Administrator (DBA), and Development personnel as necessary to review scheduled releases and testing cycles.
* Write and submit change requests (CRs) as necessary to schedule changes to the application environment.
* Coordinate with other technical teams to ensure maintenance plans do not conflict with changes scheduled by other teams.
Installation Support:
* COTS and GOTS software installations
* Application deployment functions
* Deployment of custom software as required
* Debugging software deployments
* Resolving installation problems
* Determining host system requirements for application installation and operation
* Mapping defined requirements to the application topology
* Selecting suitable application editions and installing options
* Resolving installation problems
* Providing application administration services
* Maintain GOTS software revisions and distributions
* j. Implementation Support
* Provide application support for implementation activities
* Plan, perform and implement installations and upgrades
* Implement/sustain middleware application components
Maintenance Support:
* Provide application support for maintenance activities
* Improve performance with available tools
* Checking application for problems
* Reviewing operations to ensure only valid processes are running
* Optimize the functionality of application software
* Diagnose and recover failed applications
* Maintain application integrity, performance, and availability
Monitoring Support:
* Provide application support for monitoring activities
* Monitor performance during core hours
* Take proactive measures to prevent service disruption
* Respond to after hours calls for outages and major system degradations as defined by the
* Program Management Office (PMO).
Web Administration Support:
* Provide application support for web administration activities in Windows Server environment
* Install, configure, manage troubleshoot web applications
* Troubleshooting Support
* Provide application support for troubleshooting activities
* Identify the problem
* Gather additional details
* Eliminate variables
* Reproduce the problem
* Development of hypothesis of root cause
Repair Support:
* Provide application support for repair activities
* Repairing and documentation of repairs made for future use
* Back out coding and patching changes
* Apply patches/code fixes
* Assist supporting systems administrators, database, and developers with errors/issues
* Application Security Administration Support
* The contractor shall provide support for application security administration.
* Applying Security Technical Implementation Guides (STIG) guidelines to application
* Develop procedures for responding to new threats to systems to ensure confidentiality, integrity, and availability
* Ensure the rigorous application of information security/information assurance policies, principles, and practices in the delivery of application services
* Streamline security using managed accounts
* Control access with permissions and roles
Restoration Support:
* The contractor shall provide support for application restoration planning and execution for emergency and routine restoration requests
* Lead or participate in individual or group troubleshooting initiatives to determine incident root causes
* Develop system operations work-arounds, if needed
* Develop operations restoration plans
* Implement or execute individually, or as a team member, the system operations restoration plan, solution or work-around
* System operational restoration plan shall include step by step details to be executed in numerical order that will restore the system to full operational capability Requirements
* Minimum of 3 years relevant Linux Application Administration experience.
* CompTIA Security+ or equivalent certification
* Active DoD Top Secret Clearance
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