76 to 100 of 129 Permanent Senior Systems Administrator Jobs

Hosting Senior System Administrator About the role We are seeking a skilled Senior System Administrator to support and enhance our hosted solutions across both private and public cloud environments. This role is essential in ensuring the availability, security, performance and … meet SLAs. Implement redundancy, disaster recovery, and failover mechanisms to minimize downtime. Deploy and maintain monitoring solutions for both private and public cloud-hosted systems to identify and resolve issues proactively. Analyse performance metrics and implement optimizations to ensure alignment with SLA requirements. Presentation Tier Administration: Manage and maintain … and Azure Virtual Desktop to deliver hosted applications and ensure a seamless end-user experience. Windows Server Administration: Deploy, configure, and manage Windows Server systems in private and public cloud-hosted setups. Configure and troubleshoot Group Policy Objects (GPOs) to enforce security and operational policies. Perform advanced troubleshooting to More ❯

include the following. Other duties may be assigned. Applicant must have experience with the application of DISA Security Technical Implementation Guides (STIGs) on operating systems Windows and Linux operating systems. System Admin experience with Red Hat Enterprise Linux (RHEL) Understanding of network administration tools, techniques, and methods. Fundamental knowledge … problem-solving skills, written and verbal communication abilities. Supervisory Responsibilities This job has no supervisory responsibilities but provides technical leadership and guidance to other Systems Administrators. This includes, but is not limited to training employees, planning, assigning, directing work and resolving technically related work problems. It also includes interaction … troubleshooting and repair Storage concepts and technologies Server backup strategies, methodologies, and solutions Network Thorough understanding of Local and Wide Area Networking Network Management Systems Routing Protocols Switching Technologies TCP/IP protocol suite Application protocols Network Security Client Microsoft Active Directory Network Operating System Supporting Technologies Desktop Operating More ❯

Senior System Administrator Full Time Professional Today Requisition ID: 1119 Apply WaveLink Overview: WaveLink, Inc. (WLI) is an expanding, woman-owned small business based in Huntsville, Alabama, providing systems integration, aviation engineering, systems/software engineering, acquisition management, and cybersecurity expertise to the … U.S. Army, Air Force, and Navy. WLI currently has a position available for: Job Description: WLI is seeking a Senior System Administrator, responsible for installation, configuration, maintenance and the cybersecurity of various systems and storage technologies deployed in a U.S. government classified environment. The … Directory/MFA, Virtualization (ESXi/Vsphere/Citrix), and network storage technologies. Required Education and Experience: Bachelor's degree in computer science, information systems, or a related field preferred. Minimum 8 years performing as a system administrator. DoD/DoJ environment preferred. IAT Level 2 Required Skills: Provide More ❯

Title: Sr. Systems Administrator (TS/SCI Clearance) Location: Springfield, VA (on-site) PTFS is a leader in digital content management solutions, content digitization, and library services/solutions, serving more than 500 organizations around the world. Position Summary: 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 training 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 performance levels. Provides guidance to less experienced personnel on workstation/server data integrity matters and the implantation of standard software and hardware solutions. Leads complex More ❯

Description Task Description The System Administrator shall be responsible for providing network management and systems administration to maintain the customer 's High Performance Computing (HPC) infrastructure and HPC development environment Task Required Skills Experience using the Linix CLI Experience developing scripts using Bash/Python Experience performing More ❯

Description ICF is looking for a System Administrator to work with an Agile team to deliver value quicky, confidently, inexpensively, and securely. This position requires an active Department of Defense Top Secret (or higher) security clearance. Working at ICF means applying a passion for meaningful work with intellectual … o Operating in CI/CD environments o Working on Agile teams o Git-based version control Desired Qualifications AWS certificates (preferably System Administrator and DevOps Professional) Experience with security compliance frameworks such as FISMA and DISA STIGs Expertise in Linux and Windows server administration, including Red Hat More ❯

Senior Windows Systems Administrator ACTIVE TS/SCI CLEARANCE with FS poly REQUIRED TO BE CONSIDERED FOR THIS POSITION Attend TEMs to discuss and agree upon MOAs -ensure MOA is within scope of server team's work. Assess server loads and work with tech More ❯

Job#: Job Description: Apex Systems is seeking a Top Secret w/CI Poly cleared System Administrator to join our partner for a long-term contract located in Reston, VA. Please see below for more details: Apex Systems is a world-class IT services company that … Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico. Overview: Job Position: Senior System Administrator Job Type: Full-Time, W2, Long Term Contract Job Location: Reston, VA Shift/Schedule: M-F, Core Hours: 9-3 Targeted Start … and deploys software packages using software deployment products such as SCCM, PDQ, etc. Provides expert level support and mentoring for Mid and Junior System Administrator personnel. Develops and maintains installation and configuration procedures for system and software changes. Utilizes scripting to automate common tasks. Performs hardware maintenance/ More ❯

Job Description Job Title: Senior AWS Cloud Systems Operations Administrator Location: San Antonio, TX Status: Onsite/Hybrid Employment Type: Full-Time Clearance Level: TS/SCI Education: Bachelors or higher Salary: 150,000-170,000 Benefits: Competitive salary and bonus structure, Comprehensive health … friend Minimum Certification: AWS SysOps Administrator Associate & IAT Level II Certification Minimum Skills and Responsibilities: The Senior AWS Cloud Systems Operations Administrator provides subject matter expertise for cloud systems administration, security, and process improvement. The role includes: Analyzing, planning, and developing … security services. Managing AWS tools such as Kubernetes, EKS, Diode, Lambda, etc. within a cloud environment. Qualifications: Experience: At least 10 years in IT systems administration, with expertise in Microsoft and Linux platforms. Education: Bachelor's degree in a related field is required; a master's degree may substitute More ❯

Responsibilities & Qualifications RESPONSIBILITIES Installation, configuration, maintenance, and administration of Active Directory. Be comfortable updating and troubleshooting a range of enterprise situations that involve things like Group Policy Object management, authentication, and VDI. Familiar with VDI platforms, preferably Horizon View. VMWare More ❯

reflection of our dedication to harnessing the power of diversity, knowledge, innovation, and commitment. What we are looking for A strong Windows and Linux Systems Administrator who is comfortable working in a fast-paced complex IT environment and simultaneously providing excellent troubleshooting and user technical support. In … Polygraph clearance. - 8570 IAT II minimum (Sec+ or equivalent). - Minimum 8-10 years of experience providing support for users and monitoring/optimizing systems in infosec environments. - At least 5 years of experience in Linux or Unix server administration using RHEL and/or CentOS within an enterprise … Hands-on experience managing YUM repository. - Advanced PowerShell or Bash scripting. - Practiced understanding of software and security architectures such as Windows/Linux operating systems, VMware architecture (vSphere/vCenter), HP OpenView, and/or Windows Server upgrades. - Thorough understanding of advanced security protocols and standards, and information security More ❯

a team supporting internal customers, designing, implementing and managing lab infrastructure to meet the customer requirements. This position will have an emphasis on Linux Systems OS along with a mix of Windows OS. This is a customer service-oriented role requiring attention to detail, self-motivation and working well … share, and other collaboration servers to support groups of heterogeneous client systems. Partner with facilities security staff to develop and apply hardening steps for systems for classified use to NISPOM Chapter 8, JAFAN, and other customer standards. Document system configuration for new and existing systems. This role will require … VCenter, VSphere) PXE and WDS automated system installation technologies Configuration management tools (Subversion, ClearCase Red Hat Enterprise Linux and CentOS NetApp Management Automated backup systems Preferred Education, Experience, & Skills Bachelor's Degree CompTIA Security+ certification Ability to work both Server Admin and Field service ( PC ) Pay Information Full-Time More ❯

System Administrator We have an immediate need for a System Administrator to maintain critical IT systems and orchestrating novel and efficient baseline configuration management. Typical duties will include health and status monitoring of hardware and software components, automated deployments of baselines, patches, services, and configuration. … of client/server/storage/network/mobile/support devices. What you will be doing: The Senior System Administrator is responsible for all operational aspects of the development & test environment(s) associated with an exciting and important capability contributing to our national More ❯

Linux System Administrator will perform standard Linux System Administration duties as required to maintain smooth operation of multi-user computer systems consisting of Linux based application and license servers, virtual machines, and GP/GPU cluster based systems. Coordination with network administrators required. RESPONSIBILITIES WILL … standards for allocation related to the use of computing resources. • Participating in the installation, integration, acceptance testing, and on-going maintenance of our HPC systems and software environment. • Assisting with forecast resource limitations and provide recommendations for increasing the efficiency of our resources through proper scheduling and load balancing … or more experience; Masters and three (3) years or more experience; PhD and 0 years related experience • Extensive knowledge of Linux and Unix operating systems concepts as well as systems administration experience • Ability to develop and maintain documentation on system administration procedures for routine and complex tasks • Ability More ❯

Position Description: We are seeking a Senior System Administrator to join our PRIME contract in San Antonio, Texas. This position supports the implementation, troubleshooting, and maintenance of IT systems, managing infrastructure and related processes. Responsibilities include: Monitoring and resolving issues across client/server … resolution Managing system escalations Providing status updates to agency management Ensuring timely communication with internal customers Configuring and maintaining UNIX, Linux, and Windows operating systems Improving system performance and ensuring overall network integrity Responsibilities: Support implementation, troubleshooting, and maintenance of IT systems Manage the daily activities of configuration … university Four (4) years of additional SA experience may be substituted for a Bachelor's degree Fifteen (15) years of experience as a System Administrator (SA) in programs and contracts of similar scope, type, and complexity DoD 8570 compliance with Information Assurance Technical (IAT) Level II certification and More ❯

Overview BigBear.ai is seeking a Sr. Systems Administrator. The System Administrator is responsible for implementing, troubleshooting, and maintaining Information Technology (IT) systems. This role manages IT system infrastructure and related processes, ensuring smooth day-to-day operations, monitoring, and problem resolution for client/server/storage … communication of status to agency management and internal customers, and remains involved in resolving dispatch system and hardware issues. What you will do Applies systems engineering principles throughout the systems life cycle phases: Concept, Development, Production, Utilization, Support, and Retirement. Interacts with the Government regarding Systems Engineering … Bachelor's degree, 6 additional years of relevant experience) (Ex. qualified engineering fields include: Aeronautics, Biomedical, Chemical, Civil, Computer, Electrical, Environmental, Mechanical, Nuclear, Software, Systems, and Engineering Management Clearance: Must possess and maintain a TS/SCI with Poly Perform systems engineering activities and assist in the preparation More ❯

running Red Hat of SuSe with direct attached, FC SAN storage or SSDs • Distributing computing tools such as ReS, LSF, and SLURM • HPC farm systems, HPC MPP clustered systems, Front End servers of Special Purpose devices (SPDs) • IBM of HP Blade servers with FC/SAS/Network … filesystems such as XFS, GPFS and Lustre • Pre-Factory testing, Factory testing, System integration and Acceptance testing during the purchase process of the HPS systems Requirements Accepted professional certifications include: Valid RHCSA or higher red Hat certification Valid VMWare certification IAT Level II Certification Required EQUAL OPPORTUNITY EMPLOYER VETERANS More ❯

running Red Hat of SuSe with direct attached, FC SAN storage or SSDs • Distributing computing tools such as ReS, LSF, and SLURM • HPC farm systems, HPC MPP clustered systems, Front End servers of Special Purpose devices (SPDs) • IBM of HP Blade servers with FC/SAS/Network … filesystems such as XFS, GPFS and Lustre • Pre-Factory testing, Factory testing, System integration and Acceptance testing during the purchase process of the HPS systems Requirements Bachelors degree in Computer science or related field and 10 years of demonstrable experience supporting the IT community Accepted professional certifications include: Valid More ❯

do, committed to our shared values and dedicated to our customers' mission. AT&T has an opening for a Senior System Administrator for the TAC2O program. This position will be providing managed IT support of TAC2O systems for high-priority defense intelligence collection needs. … and deploys software packages using software deployment products such as SCCM, PDQ, etc. Provides expert level support and mentoring for Mid and Junior System Administrator personnel. Develops and maintains installation and configuration procedures for system and software changes. Utilizes scripting to automate common tasks. Performs hardware maintenance/… administration. Satellite server administration. Ansible playbook writing. Implementing STIGs. Experience supporting a software configuration management and development environment. Our Senior System Administrator's earn between $130,000-$196,000 . Not to mention all the other amazing rewards that working at AT&T offers. Individual More ❯

10K Sign-on bonus A Senior Linux System Administrator Maintains an organization's computer systems' workflows and is responsible for the upkeep, configuration, and reliable operation of computer systems, including fixing network issues along with updating equipment and software Classified work and must … or more Linux/UNIX and 20% or less Windows with 600+ Physical and virtual servers covering various levels of very complex classified systems and networks. Responsible for performing in-depth analysis and technical support of systems, including complex problem resolution, design, development, testing, operational integration, and user … support. Provide operating systems planning and evaluation for performance analysis, capacity planning and hardware upgrades. Provide specialized expertise within multiple IT systems such as: Windows 2016/2019 server, Red Hat Enterprise Linux, VMWare hypervisor, VMWare Horizon, as well as general knowledge of related disciplines. This would include More ❯

Defense Data Center in Huntsville, Alabama. Responsibilities: Responsible for design, installation, configuration, administration, operation, maintenance, monitoring, troubleshooting, documentation of classified and unclassified MDDC Program systems and networks and associated equipment, devices, and software IAW applicable MDA and DoD guidance, instructions, procedures, and processes. Ensures IT systems are fully … in support of the MDDC Program for classified and unclassified systems. Work with vendors in support of current Linux based software installations and keep systems in compliance. Works closely with Program Management, Information Assurance, software development, analysis groups, and end-users to understand and implement requirements necessary to MDDC … and recoveries. Maintains IT databases and performs light programming tasks in relation to system administration needs. Researches, evaluates, and recommends new and emerging IT systems technologies to advance and support MDDC Program requirements. Leads, trains, and supports the work of other junior staff engaged in system administration functions. Assists More ❯

and implementation of STE mechanisms Requirements TS/SCI clearance with a polygraph Bachelor's degree in Technology and 15+ years of experience with systems administration, or 20+ years of experience with systems administration in lieu of a degree More ❯

Job Title Linux Systems Admin, Senior Overview EverWatch is a government solutions company providing advanced defense, intelligence, and deployed support to our country's most critical missions. We are a full-service government solutions company. Harnessing the most advanced technology and solutions, we strengthen defenses and … skills with big picture thinking to make an impact in National Security? You understand your customer's environment and how to develop the right systems for their mission. Your ability to translate real-world needs into technical specifications makes you an integral part of delivering a customer focused engineering … solution. As a Linux systems engineer on our team, you have the chance to shape our National Security by leading systems engineering efforts on our team. Your customer will trust you to not only design and develop these systems but also evolve them with advanced technology solutions. More ❯

Job Number: 220 Job Category: GovTech Job Title: SENIOR SYSTEM ADMINISTRATOR (220) - TEXAS - URGENT Job Type: Full-time Clearance Level: Top Secret/SCI - Full Scope Polygraph Work Arrangement: On-site Job Location: San Antonio TX Salary: 160K Background Provide support for implementation, troubleshooting and … maintenance of IT systems Manage the daily activities of configuration and operation of IT systems Perform periodic vulnerability scans of systems Implement IAVA security patches and insure patch status is recorded in appropriate systems of record Optimize system operations and resource utilization, and perform system capacity … analysis and planning Configure and manage UNIX, Linux and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of and configure network Communicate and coordinate with the Information System Security Officer (ISSO) and Information System Owner (ISO) regarding system changes as part More ❯

in lieu of BS four (04) years of additional applicable experience will be considered. Must have at least fifteen (15) years of experience performing systems administration and/or supporting programs, and contracts of similar scope, type, and complexity within intelligence community spaces. Experience providing training for customers, partners More ❯