Hiring: System Administrator - Linux / VMware (DoD Systems) Company: Nakupuna Companies Location: Charleston County, SC Job Posted Time: 2026-09-10 15:11:22 Target Skills & Keywords : Ansible, Bash, Configuration Management, ELK Stack, Firmware, Kubernetes, Linux, OpenShift, PKI, Python, RHEL, Red Hat, Risk Management, Secret Clearance, Splunk About the job Experience: •5+ years of system administration experience supporting DoD enterprise networks. Required Skills: •The following reflects management’s definition of essential functions for this job but does not restrict the tasks that may be assigned. Management may assign additional duties and responsibilities to this job at any time due to reasonable accommodation or other reasons. •Infrastructure Management: Maintain, upgrade, and troubleshoot RHEL 7/8/9 servers and VMware vSphere/vCenter environments. •Hardware Administration: Manage Dell PowerEdge enterprise servers, including hardware provisioning, firmware updates, and iDRAC configuration. •HCI Architecture: Support and optimize Hyper-Converged Infrastructure solutions to streamline compute, storage, and networking. •Cyber Hardening: Apply DISA STIGs (Security Technical Implementation Guides) and SRGs to Linux OS, virtual infrastructure, and Dell hardware. •Vulnerability Remediation: Analyze ACAS (Assured Compliance Assessment Solution) / Nessus scans to patch and remediate findings. •Network Integration: Configure RHEL and VMware networking within secure DoD frameworks, managing VLANs, vSwitches, and firewalls. •Access Control: Manage Identity and Access Management (IdAM) utilizing Active Directory, LDAP, and PKI/CAC authentication. Qualifications: •Hardware Expertise: Hands-on experience lifecycle-managing Dell PowerEdge servers and utilizing Dell OpenManage or iDRAC tools. •Linux Expertise: Advanced knowledge of RHEL deployment, troubleshooting, storage management (LVM), and performance tuning. •Virtualization Expertise: Proven experience managing VMware ESXi clusters, vCenter, vMotion, and high-availability configurations. •DoD Compliance: Direct experience with RMF, DISA STIG implementation, and SCAP Compliance Checker (SCC). •Security Certification: Active CompTIA Security+ CE, CCNA Security, CySA+, or CISSP. •OS/Hardware Certification: Red Hat Certified System Administrator (RHCSA/RHCE), VMware Certified Professional (VCP), or Dell Technologies certifications. •Bachelor’s degree in Computer Science, Cyber Security, or Information Technology. •DoD 8570.01-M / 8140 compliance (e.g., CompTIA Security+, CISSP) required. •This position requires a Secret Clearance. Must be a U.S. citizen. •Demonstrated capacity to perform repetitive motions with the hands, wrists, and fingers. Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!