Linux System Administrator

Zachary Piper Solutions is seeking an Linux System Admin to support a large-scale defense contract located in San Diego, CA through 100% on site presence. The Linux System Admin will build, configure, and maintain Linux servers and storage in a high-availability enterprise environment, implement security hardening, manage backups, and collaborate across teams to ensure reliability and data center operations. Responsibilities Build, configure, administer, and troubleshoot Linux servers and user workstations in a large enterprise environment Manage storage and backup solutions (including NetApp mounting and NetBackup) to ensure data center reliability and availability Implement security hardening and compliance for classified systems following ICD-503 and other standards Design and maintain workgroup-scale networks and authentication services LDAP, Active Directory) for cross-platform environments Develop and maintain automation scripts (Ansible, Shell, PowerCLI) for deployment and system management Collaborate across teams to support infrastructure scalability, performance monitoring, and proactive system improvements Qualifications 5+ years of Linux administration experience, especially with Red Hat Enterprise Linux Storage and backup expertise (NetApp monitoring, NetBackup or similar tools) Scripting and automation skills - Ansible preferred, Shell, Perl, PowerCLI, PowerShell Active Top Secret clearance Virtualization experience with VMware VSXi, cloud familiarity is a plus Security compliance knowledge (ICD-503, RMF) and ability to obtain a Security+ (IAT II) within 6 months of hire Compensation Salary Range: $125,000-150,000 depending on experience Benefits: Medical, Dental, Vision, 401k Plan, Holidays, PTO, sick leave as required by law Keywords: Linux, System Administration, Sys Admin, SysAdmin, Linux System Administration, defense, San Diego, CA, California, onsite, on-site, build, configure, maintain, server, storage, servers, high-availability, high availability, HA, enterprise environment, security hardening, security, harden, manage backups, backup, collaborate, reliability, data center operations, data center, troubleshoot, user workstation, storage, NetApp, mounting, NetBackup, data center reliability, data center availability, reliability, availability, compliance, classified, classified systems, ICD-503, ICD, Intelligence Community Directive, Intelligence Community, IC, IC Community, workgroup, workgroup-scale, LDAP, Lightweight Directory Access Protocol, Active Directory, AD, centralized authentication, directory services, single sign-on, single sign on, SSO, cross-platform authentication, Windows, cross-platform, automation, script, scripting, Ansible, Shell, PowerCLI, Power CLI, deploy, deployment, infrastructure scalability, performance monitoring, system improvements, proactive, Red Hat, Red Hat Enterprise Linux, RHEL, NetApp monitoring, Dell EMC PowerStore, Unity, HPE 3PAR, Nimble Storage, IBM Storage, FlashSystem, Pure Storage, Commvault, Veeam Backup, Replication, Rubrik, Dell EMD NetWorker, NetWorker, Arcserve, Perl, Vmware, VSXi, cloud, virtualization, TS, top secret, topsecret, top secret clearance, tssci, ts/sci, ts sci, Ts with sci, ts w/ sci, ts w sci, tswithsci, top secret with sci, sec+, sec +, s+, security+, security +, sec plus, secplus, securityplus, security plus, CompTIA Sec+, Comptiasecurity, cysa+, cysa +, cysa plus, cysa plus, cybersecurity +, cybersecurity+, cyber security +, cyber security plus, iat2, iatii, iattwo, iat ii, iat two, iat 2, iat level ii, iat leveliii, iat level 2, iat level two #J-18808-Ljbffr