Nakupuna Companies · 10 hours ago
Senior System Administrator
Fort Knox, KY
Full-time
Onsite
Mid, Senior Level
3+ years expNakupuna Companies is seeking a Senior System Administrator to support the Army Human Resources Command. The role involves maintaining, supporting, and optimizing web-based systems and application servers, ensuring availability, performance, and security through various system administration tasks.
Environmental ConsultingInformation TechnologyManagement Consulting
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Install, configure, and manage web servers and application servers such as Apache, NGINX, IIS, Tomcat, WebLogic, or WebSphere
Monitor and maintain web applications and backend services to ensure availability and performance
Manage SSL/TLS certificates, domain configurations, and DNS entries related to web operations
Support deployment of web-based applications and updates in collaboration with development teams
Install, configure, maintain, and patch Linux and/or Windows servers supporting web services
Manage user accounts, permissions, and system security settings in accordance with organizational policies
Monitor system performance, capacity, and resource usage, proactively addressing emerging issues
Automate routine tasks using scripts or configuration management tools
Diagnose and resolve issues related to web servers, middleware, operating systems, and underlying infrastructure
Provide Tier II/III support for incidents involving web services, content delivery, authentication, and integration points
Work with networking and cybersecurity teams to address connectivity, security, or performance-related challenges
Apply security patches, hardening standards, and vulnerability remediation for web services and servers
Maintain compliance with security frameworks such as NIST, RMF, FISMA, or organizational policies
Support log monitoring, audit preparation, and incident response activities
Maintain accurate documentation for configurations, architectures, processes, and standard operating procedures
Identify and recommend improvements in web infrastructure, automation, or monitoring
Stay current with emerging technologies relevant to web hosting, cloud platforms, and systems administration
Qualification
Required
Bachelor's degree in Computer Science, Information Systems, Engineering, or a related field; or equivalent experience
3+ years of hands-on experience with CITRIX and Netscaler
Must be a U.S. Citizen
Must be able to obtain and maintain an active Secret clearance
The candidate must be self-motivated, pay close attention to detail, and have good oral and written communication skills
Additional certifications may be required as prescribed by DoDD 8140 (e.g., Network+ CE, Security+ CE, CASP CE)
Company
Nakupuna Companies
Nakupuna Companies provides management consulting services specializing in IT, facilities support, and environmental services.
1001-5000 employees
Funding
Current Stage
Late StageLeadership Team
Jason Greenawalt
Chief Executive Officer
Steven Wright
Chief Financial Officer
Recent News
2025-08-13
2025-06-25
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