Leidos is seeking a Windows / Linux System Administrator with an active TS/SCI clearance to join our team in Suitland, MD. In this role, you will provide specialized Cyber Security and Information Technology (IT) support for IT resources and users, underpinning Scientific and Technical Intelligence (S&TI) analysis and production across the Farragut Technical Analysis Center at the Office of Naval Intelligence (ONI.

As a Senior Linux Administrator (internally called Specialist, IS Infra Platforms Linux) responsible for Linux operational support, troubleshooting, maintenance, upgrades and expansion, on-call rotation.

Skilled in Linux network CLI tools, iptables, TLS, VPN, IPsec, K8S, etc. Today, our brands include EchoStar, Hughes, DISH TV, Sling TV, Boost Mobile and GenMobile. Our business reach spans satellite television service, live-streaming and on-demand programming, smart home installation services, mobile plans and products and now we are building America’s First Smart Network.

Dexian is seeking a GMS System Administrator for an opportunity with a client located in Austin, TX. 9 or more years of experience in operations or administration of a SCADA/GMS or real-time monitoring and control system or relevant experience.

Senior Windows System Administrator. Experience with vulnerability remediation and security management (i.e., system hardening, log management, configuration management (i.e., Nessus, McAfee, WSUS, SCCM, Ivanti, Shavlik, Blade Logic, Splunk, ACAS, SCAP, HBSS, etc.

Linux System Administrator Holtec Decommissioning International (HDI) is currently seeking a Linux System Administrator to join the Palisades Nuclear Plant team in Covert, MI.

D2S is currently seeking a full-time on-site System Administrator in Fort George G. Meade, MD. The System Administrator will be responsible for managing and maintaining IT systems, performing routine system updates and backups, monitoring system performance, and providing technical support.

Works with third-party vendors and consultants on developing system specific skills. Possess current relevant certifications with Microsoft 365 and/or Azure, Cisco CCNA or Meraki, CompTIA Security+ and/or Network.

Assist the Senior System Administrator in coordinating with the Information System Security Officer (ISSO)/Information System Security Manager (ISSM) with conducting risk and vulnerability assessments, implementing Security Implementation Guides (STIGs)/ Security Content Automation Protocol (SCAP)/vulnerability scans, and other cyber security requirements directed by applicable regulations and guidance.

The FSI ISSO or FSI AISSO shall decide on the appropriate course of action and inform the Lead Systems Administrator of their decision. The Lead Systems Administrator shall adhere to FSI internal processes for security violations and not attempt to circumvent these processes by raising issues to a higher authority without written approval from the COR and FSI ISSO.

Sr. Systems & Citrix Administrator, Managed Services - the company is currently recruiting for a Sr. Systems & Citrix Administrator, Managed Services. Key Responsibilities:Provides third level support for troubleshooting of user access, system availability, and performance issues with core infrastructure systems including Virtual Apps and Virtual Desktops, Cloud Services, Citrix and NetScaler.

Job Description: Midas VFX is seeking a Junior System Administrator to support our IT operations. As we continue to grow, we are looking for a Junior System Administrator to join our team and help maintain our technical infrastructure.

Ace Hardware is looking for a Linux engineer who is passionate about Unix/Linux systems and has a strong desire to learn and grow in this field. Knowledge of network configuration for Unix system (IP address, subnets, routing, gateways, etc.

Experience in Linux System Administration. Linux Sys Admin / Linux / VMware / ESXi / Linux / Windows / Python / Bash / PowerShell / Ansible / Terraform / containerisation / virtualisation / IaC / Infrastructure as Code / Security Cleared / Security Clearance / DV / DV Cleared / DV Clearance / Cheltenham / Gloucester.

Qualifications We Prefer: Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security CE or equivalent certification and an Operating System Certification) Experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF Experience with data storage, NAS, and SAN technologies and solutions Experience with using Information Technology project lifecycle management processes.