Temporary Junior Linux Administrator

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October 23

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DNI (Delaware Nation Industries)

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B2B • Construction • Cybersecurity

DNI (Delaware Nation Industries) is a wholly-owned tribal organization based in Oklahoma, focused on utilizing tribal advantages to implement non-gaming business strategies that foster financial independence for the Delaware Nation. With a mission to empower its members and employees, DNI provides a diverse range of services, including enterprise IT, cabling, lighting, construction, and security solutions tailored for government and commercial clients. The company is committed to delivering high-quality services that exceed expectations, leveraging their experience in federal projects and compliance with strict regulatory standards.

201 - 500 employees

Founded 2015

🤝 B2B

🔒 Cybersecurity

📋 Description

• 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. • 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 • Provide application support for implementation activities • Plan, perform and implement installations and upgrades • 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 • Provide application support for monitoring activities • Monitor performance during core hours • Take proactive measures to prevent service disruption • Respond to afterhours calls for outages and major system degradations as defined by the Program Management Office (PMO). • Provide application support for web administration activities in Windows Server environment • Install, configure, manage troubleshoot web applications • Identify the problem • Gather additional details • Eliminate variables • Reproduce the problem • Development of hypothesis of root cause • 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 • 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 • 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 • This position is a temporary role from September 2025 to July 2026

🎯 Requirements

• Minimum of 3 years relevant Linux Application Administration experience. • CompTIA Security+ or equivalent certification • Active DoD Top Secret Clearance