26 to 50 of 142 Senior Systems Administrator Jobs

Job Title: Senior System Administrator II Generalist - TOP SECRET WITH SCI CLEARANCE REQUIRED Location: Springfield, VA - On-site Requirement Pay: $125,000 - 150,000 W2 negotiable based on experience - NO C2C/Visa Clearance: Active TS/SCI We are hiring a Senior Systems Administrator II Generalist - active TS … to be onsite. The position requires an active Top Secret/SCI clearance and the ability to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II supports the information technology (IT) Operations and Maintenance (O&M) server team by managing enterprise-level, high performance, highly available server technology solutions (systems … -level executives. The position shall meet the minimum credential requirements for a Cyber IT/Cybersecurity Workforce (CSWF) position as defined in Section 6, Table 3. System Administrator (451); Intermediate Level for SECNAV M-5239.2 compliance. (See Navy Cool WebSite). Education: Bachelor's degree from an accredited University; or one of the following Certifications: CompTIA More ❯

Our aerospace client is looking for a Senior Systems Administrator with Active Secret Clearance who will primarily focus on Red Hat Enterprise Linux (RHEL) Systems Administration and secondarily perform as a Windows Systems Administrator. Location: Colorado Springs, CO 80916 (On-site) Position: Senior Systems Administrator with … Shift: 1st shift Responsibilities: -The role will include Sustainment duties associated with the current system and Development projects planned for future capabilities. -Perform as a Windows and Linux System Administrator for a classified government contract. -Maintain smooth operation of multi-user computer systems, including coordination with network, software, system engineers, project managers, and IT management. -Support multiple … software packages for RHEL platforms. -Ansible, RHEL 6/7/8/9, Satellite configuration and usage experience. -Solid understanding of remediating security vulnerabilities and experience hardening Linux systems in accordance with RMF and STIGs. -Experience with security compliance and related security scanning products. -Experience with host-based firewall implementations and configuration. -Strong Microsoft Active Directory and Group More ❯

Riptide Technology has a great opportunity for a Senior Systems Administrator II - Generalist to support our government customer based in Springfield, VA. This position is required to be onsite. This position will require U.S. citizenship and an active DoD TS/SCI clearance, with a CI Poly preferred. The ability to obtain a CI … poly is required. This position is required to be onsite. The Senior Systems Administrator II supports the information technology (IT) Operations and Maintenance (O&M) server team by managing enterprise-level, high performance, highly available server technology solutions (systems, applications, and services). Responsibilities: The Senior Systems Administrator … -level executives. The position shall meet the minimum credential requirements for a Cyber IT/Cybersecurity Workforce (CSWF) position as defined in Section 6, Table 3. System Administrator (451); Intermediate Level for SECNAV M-5239.2 compliance. (See Navy Cool WebSite). Required Education OR Certifications: Education: Bachelor's degree from an accredited University; or Certifications: CompTIA More ❯

Join to apply for the Senior Cloud Systems Administrator role at DXC Technology 4 days ago Be among the first 25 applicants Join to apply for the Senior Cloud Systems Administrator role at DXC Technology Job Description At DXC Technology, delivering excellence for our customers and colleagues is … function Information Technology Industries IT Services and IT Consulting Referrals increase your chances of interviewing at DXC Technology by 2x Get notified about new Senior System Administrator jobs in Gloucester, England, United Kingdom . Gloucestershire, England, United Kingdom 2 weeks ago Gloucester, England, United Kingdom 5 days ago Gloucestershire, England, United Kingdom 6 days ago … Systems Administrator - Revenues, BRIDGEND COUNTY BOROUGH COUNCIL Stonehouse, England, United Kingdom 2 weeks ago Gloucester, England, United Kingdom 1 month ago Gloucester, England, United Kingdom 4 days ago Tewkesbury, England, United Kingdom 1 year ago Gloucester, England, United Kingdom 2 weeks ago Hereford, England, United Kingdom 8 hours ago Cambridge, England, United Kingdom 3 weeks ago Gloucester More ❯

enduring future for our shareholders. Join our team and discover why we are a top veteran employer and Certified Great Place to Work Position: Senior System Administrator, Tier-3 Level Support Services. Location: San Antonio, TX (On-Site.) Clearance: U.S. Citizen with ability to obtain a Public Trust. Summary: This contract will provide 24/… surge) or on-call staff. Telework may be considered on a position-by-position bases with approval by the customer. We are currently seeking a Senior Systems Administrator - Tier-3 Level to support upcoming work located in San Antonio, TX. Responsibilities: Expert-level knowledge or significant hands-on experience in: Analyze, validate, implement, maintain … desktops and laptops for adherence with Government Customer and DoD regulations and policies; support deployment and maintenance approved data encryption solutions. Manage and monitor Data Encryption services to ensure systems and all supported devices are updated; create, deploy, upgrade, and install data encryption client packages, files, and policies in accordance to maintenance window policies. Support the Tier 3 Enterprise More ❯

collaborative environment that inspires the cross-fertilization of ideas necessary for true innovation. For more information about Draper, visit www.draper.com. Job Description Summary: The Senior Classified Systems Administrator supports the day-to-day activities of users, perform system maintenance, and upkeep of Information Technology and the design, development, documentation and deployment of IT solutions. … Duties include data administration, knowledge management, customer service, technical support, network services, system administration and systems security analysis. Installs, configures, troubleshoots, and maintains server configurations (hardware and software) to ensure their confidentiality, integrity, and availability. Also manages accounts, firewalls, and patches. Responsible for implementing access control, resetting passwords, account creation, and general administration. Job Description: Duties/Responsibilities * Install … test plans, change requests, and communication to users. * Conduct reviews and technical inspections to identify and mitigate potential security weaknesses, and ensure security compliance is implemented and all necessary systems are functional. * Provide resolutions to an assortment of customer defined problems of moderately complex scope. using knowledge and resources to diagnose and resolve basic technical issues. * Escalate issues that More ❯

Exchange (EXPN), we employ 22,500 people across 32 countries, with our headquarters in Dublin, Ireland. Learn more at Job Description We are seeking a Senior Systems Administrator to support and diagnose incidents within the Colleague Technology Support group, adhering to established service levels. The role covers server, desktop, laptop, mobile device support, domain More ❯

Executives, National Security Council, and others as directed. Acquire and manage all Department of Defense and commercial telecommunications connectivity supporting the Head of State circuits worldwide. Provide real-time systems management control for all Head of State circuits and secure communications worldwide. Establish maintenance and operating guidelines for direct secure communications links between the United States and host nations. … Area Networks and secure voice assets configuration (i.e., vIPer phones) IP network experience BoIP and VoIP experience Knowledge of test equipment: O-scope, Fireberd, transmission test sets Capable of systems analysis with highly complex technologies Familiarity with patch panels Knowledge of telecommunications fundamentals Ability to be self-reliant Capability to perform essential technical maintenance activities without direct supervision Excellent … and written communication skills Ability to professionally interact with high level military officers and civilian officials on a daily basis Quality assurance experience with both new and upgraded telecommunications systems Trainer/training experience Positive service oriented attitude Military experience/knowledge of customs and courtesies Experience with larger enterprise IP networks and related networking equipment Knowledge of DoD More ❯

Associate Director - IT Recruitment GB and Ireland at MCS Group | Your Specialist Recruitment Consultancy MCS Group is seeking to connect with a Senior IT Systems Administrator for a brand-new entrant to the local market in Northern Ireland. The Senior Systems Engineer will be the first hire on the ground … client and will work specifically on a super interesting, complex project in a company which operates in a truly unique domain. This is a perfect opportunity for a senior IT Support professional who still wants to remain hands-on, work across servers, networks, security and advanced desktop support, while at the same time getting a career-defining … year contract and is fully on-site in the Greater Belfast area. Salary will range up to £85,000, depending on experience. The Role The Senior Systems Administrator will immerse themselves in a technical role encompassing Network Engineering, Server troubleshooting, Security, Storage and highly advanced technical support. Day-to-day you will have responsibility More ❯

Would you like to perform rewarding work while contributing to the success of an established, growing company? Navstar is an award-winning organization that has a proven track record of successfully providing IT services and solutions both as a prime More ❯

Job Title: Senior Systems Administrator Location: Honolulu, HI Duration: 6 Month CTH Pay Rate: $60/HR with a $125,000-$135,000 a year conversion at 6 months Summary Seeking a highly skilled Senior Systems Administrator to manage and support our VDI Thin Client network across both … networks, ensuring seamless operations and integration with VOIP phones, VMware, Microsoft Teams, and video teleconferencing across both secure and non-secure networks. Configure, provision, and optimize VDI Thin Client systems, integrating them with storage and networking solutions. Deploy and troubleshoot software applications and security patches specific to VDI Thin Client environments. Maintain VDI Thin Client systems in a … the organization's mission success. Other duties as assigned. Technical Proficiency's STIG Compliance: Proven experience in applying and documenting DISA's Security Technical Implementation Guides (STIGs) to ensure systems meet stringent security requirements. VMware: Extensive experience with VMware, including installation, configuration, and management of virtualized environments. Advanced Microsoft Active Directory and Group Policy Objects: Strong skills in managing More ❯

a mission - it's a 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 this role you will be …/SCI with Full Scope 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 environment. - At least 2 years … or similar enterprise vendors). - 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 principles and best practices. - Independent More ❯

Description SAIC is looking for an ambitious Senior Level System Administrator/VMWare SME like you! Candidates will join a fast-paced and growing team of System Administrators in supporting a 24/7 high visibility Watch Center. In addition to maintaining a private Customer Cloud, candidates should expect to gain experience in new administration More ❯

Move Forward with Volt Volt is immediately hiring for a Senior Linux Systems Administrator in Aurora, CO. You will be supporting a client's program in a classified environment as a Linux System Administrator. Responsibilities include building, maintaining, and securing Information Technology systems and directly supporting customer mission-critical capabilities. You will work … higher). IAT Level 2 requires one or more of the following Professional Certifications: Security+ CE, CCNA Security, GICSP, GSEC, SSCP, CySA+, CND. Experience administering Red Hat Linux based systems with minimal support, to include patching, creating/maintaining RPM packages, performance tuning, networking, user management (LDAP), and security hardening Qualifications We Prefer Using and developing with automation tools …/frameworks such as Terraform, Ansible, and Chef as well as scripting - particularly in Bash and Python Experience administering Windows based systems Experience with pipeline tools such as Jenkins and Artifactory Demonstrated ability to work independently and troubleshoot problems with efficiency Deployment and administration of systems in Amazon Webservices (AWS) Pay Rate: Pay range offered to a successful More ❯

that is united by a set of core values: commitment, integrity, and perseverance. Join our team and help us confront today's most threatening and complex obstacles! Cambridge International Systems, Inc. has a full-time Senior Systems Administrator opportunity available based in McLean, VA. Qualified candidates for this job must possess a current … DoD TS/SCI full scope w/poly security clearance. ROLE RESPONSIBILTIES • Maintains smooth operation of multi-user computer systems, including coordination with network engineers. • Monitors and manages system resources, including CPU usage, disk usage, and response times to maintain operating efficiency. • Performs systems security administration functions, including creating user profiles and accounts. • Other duties may include … Contact for the site • Maintain special programs equipment to provide near real time support to specialized customer • Develop and build highly redundant and available REFS storage on JBOD storage systems exceeding 7 PetaBytes • Manage large private library of controlled and classified data to be supplied in proper fashion to customers ensuring data is securely transferred via Tableau write-blocking More ❯

actionable intelligence, or developing cutting edge technology, we succeed because of the expertise, collaboration, and agility of our teams. Our Mission Services division combines enterprise IT, cloud solutions, DevSecOps, systems engineering, software development, and operational support. Our goal is not to simply support efforts, but to ignite a technology revolution, bridging the growing technology gap between the Government and … our growing team supporting the NGA customer missions as a Senior System Administrator-Night Shift Responsibilities What you get to do every day: The Systems Administrator, working as an Operations 24x7 Support Technician, is a mission-essential teammate that actively provides tier 2+ Network & Infrastructure AQL/SLA Compliance and support of … data center & user facing systems in an enterprise environment. Systems include but are not limited to: Virtual infrastructure (drive space management, high availability systems, etc), Unix/Linux systems, Microsoft Windows systems, Data Center LAN, Storage solutions, Oracle & SQL database and other high priority systems in support of critical CONUS and OCONUS operations. Ensures More ❯

least fifteen (15) years of direct/relevant experience. Bachelor's degree in a technical discipline from an accredited college or university is required. Five (05) years of additional Systems Administration experience on projects with similar processes may be substituted for a bachelor's degree. Security+ Certification. Provide support for implementation, troubleshooting and maintenance of IT systems. Provide Tier … assistance to users in accessing and using IT systems. Provide Tier I (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems. Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc. Provide support for the escalation … for escalated tickets. Provide support for the dispatch system and hardware problems and remains involved in the resolution process. Configure and manage UNIX and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance. In addition More ❯

Job Description: Job Title: Senior Cloud Systems Administrator Location: Gloucestershire Employment Type: Permanent Salary: Competitive About DXC Technology DXC Technology is a global leader in IT services, helping organizations modernize their IT infrastructure, optimize business operations, and drive digital transformation. With a presence in over 70 countries, DXC delivers mission-critical IT services across … We work closely with our clients to maximize efficiency, improve security, and accelerate innovation through cutting-edge technology solutions. We are currently seeking a Senior Cloud Systems Administrator to join our team and play a key role in designing, managing, and maintaining enterprise cloud environments. Role Overview As a Senior Cloud … Systems Administrator, you will be responsible for the design, deployment, migration, management, and continuous improvement of cloud-based and on-premises infrastructure services. You will work with a variety of technologies, including public and private clouds, virtualization platforms, storage, networks, and security solutions. This role will require strong technical expertise, problem-solving skills, and the ability to More ❯

ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many … secure technological solutions to enable strategic objectives. We're looking for innovators, who can help us keep building on our wide portfolio of secure, affordable, integrated, and multi-domain systems and technologies that fuel those missions. By joining in our shared mission, we will support yours of expanding your personal network and developing skills, whether you are new to … or an industry thought leader. At Northrop Grumman, you will have the resources, support, and team to do some of the best work of your career. Northrop Grumman Mission Systems is seeking a highly experiencedWindows Systems Administrator to join its Classified Solutions team in Annapolis Junction, MD; the selected candidate will be required to work on 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 job will require the candidate to work with cross-functional teams to perform diagnosis and resolution of computer, server, network … Enterprise Server/Client, Active 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 enterprise IT system engineering architectural 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 … with the Information System Security Officer (ISSO) and Information System Owner (ISO) regarding system changes as part of the Change and Configuration Management Process components, along with implementing operating systems enhancements to improve reliability and performance Support the ISO by completing required milestones of POA&M as directed and coordinate completion status with the ISSO to reflect status within More ❯

Senior Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local The Opportunity: CACI is seeking a Senior Linux Systems Administrator to provide support … for implementation, troubleshooting and maintenance of Information Technology (IT) systems, manage IT system infrastructure and any processes related to these systems. The Senior Systems Administrator will Configure and manage primarily Windows and some UNIX operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with … implementing operating systems enhancements to improve reliability and performance. Responsibilities: Provide the daily activities of configuration and operation of IT systems Provide assistance to users in accessing and using IT systems Provide Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems Provide support to IT systems including day-to-day More ❯

Senior Systems Administrator Who We Are: Veson Nautical is a well-established and rapidly growing software company working to provide end-to-end logistical, operational, and analytical solutions to propel the efficiency and effectiveness of Maritime Commerce. The Opportunity: We are seeking a skilled and motivated Senior Systems Administrator to join our growing IT team. The ideal candidate will bring extensive experience in designing, deploying, and optimizing complex IT systems and infrastructure. As a Systems Engineer, you will work on the architecture, performance, and scalability of our IT systems while collaborating with cross-functional teams to support our business goals. This is an exciting … Responsibilities: Plan, execute, and document the installation, configuration, and maintenance of server hardware, software, and operating systems. Maintain system efficiency and stability, ensuring the security and integrity of all systems and data while promptly addressing outages and technical issues. Administer application activities, including user management, optimizing remote access, and managing security for messaging systems, databases, and web applications. 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 System Administration including installation, configuration, and support of COTS/ More ❯

AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. Responsibilities THIS POSITION INCLUDES A $5,000 SIGN-ON BONUS! As a Senior Systems Administrator, you will: Support on-premises Windows … holding a U.S. security clearance Bachelor's degree in a STEM discipline ( additional years of relevant experience taken into consideration in lieu of degree ) 10-12 years of IT Systems Administration with at least 3-5 years of Linux administration DoD 8140 IAT Level II cert (e.g., Security+ CE or equivalent) Experience designing and maintaining secure, scalable cloud/… Docker/Podman), Ansible for automation, and OpenLDAP. Experience with virtualization (VMware) and EMC SAN technology Strong scripting skills (PowerShell, BASH and/or Python) Pay Transparency Statement AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $108,100.00/Yr. - USD $180,600.00/Yr. Actual More ❯