Sr Systems Administrator
Listed on 2026-02-28
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IT/Tech
IT Support, Systems Administrator, Systems Engineer, Network Administrator
At INflow Federal, we’re not just building infrastructure—we’re shaping the future of national defense.
We design and engineer secure, intelligent systems that empower mission success through the seamless integration of human insight and machine capability. With deep roots in Department of Defense (DoD) networks and a commitment to operational excellence, we deliver infrastructure that fuels advanced analytics, AI/ML, and data-driven decision-making ry project is an opportunity to tackle complexity head-on and build solutions that make a real-world impact.
Join INflow and help lead the charge toward a smarter, more connected defense landscape.
As a Systems Administrator, you will work closely with both on-site and remote users to coordinate site visits and upgrades, provide on-site and remote resolution support for trouble calls and provide TIER 2/3 support of Unix/Windows workstations and servers, including Web servers, network attached storage devices, and stored data in support of business processing requirements.
At INflow Federal, you will have the opportunity to work on high-impact projects, leverage the latest technologies, and thrive in a culture that values creativity and collaboration. Your expertise will make a significant impact on our mission to support DoD customers with advanced technical solutions.
Duties and Responsibilities- Systems administration of desktop and server systems connected to local and wide area networks.
- Desktop system management responsibilities involving account monitoring, security, Operating System (OS) installation, and other local area system administration related functions.
- Provide support for implementation, troubleshooting and maintenance of IT systems and management of system infrastructure and any processes related to these systems
- Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc.
- Provide Tier 2 and Tier 3 problem identification, diagnosis and resolution
- Provide support for the escalation and communication of status to agency management and internal customers
- Install/load operating system and application software
- Isolate and resolve hardware and software problems involving the applications, the operating system, the hardware, the communications infrastructure, or any combination thereof
- Troubleshoot, maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance
- Perform software installations and upgrades to Unix/Windows operating systems and layered software packages and maintains them in accordance with established policies, procedures and service level agreements; evaluation and installation of software/hardware patches and resolution of software related problems associated with COTS/GOTS products
- Create and follow procedures to maintain and manage multiple linked databases including security, data safety and integrity, disaster recovery, and bulk data import/exports.
- Conduct routine and emergency maintenance of assigned data center equipment.
- Communicate/coordinate scheduled preventive maintenance windows with potentially impacted customers.
- Collaborate and contribute to the development, administration, and testing of backup and recovery plans
- Ensure systems are secure to STIG guidelines by utilizing tools such as Retina and HBSS
- Maintain operational, configuration, and other standard operating procedures (SOPs).
- Verify system availability with existing Enterprise tools
- Develops technical solution for the management for software, hardware, configurations, and architecture. Provides interpretation to Systems matters that are moderately complex in nature.
- Provide troubleshooting support for systems hardware and software issues that are highly complex.
- Train end users on the proper use of hardware and software. May train large groups of end users.
- Performs advance software installations and upgrades to operating systems and layered software packages.
- Applies advanced knowledge in monitoring and tuning the system to achieve optimum…
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