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Senior Systems Security Administrator

Johns Hopkins University AppliedPhysicsLaboratory

Laurel, Maryland, USA

Full-time

Description Are you interested in creating new IT security capabilities and learning new cybersecurity technologies? Do you want to have a stake in the overall security posture and assessment of the IT infrastructure? If so, we're looking for someone like you to apply and join our team at APL! We are seeking a Senior Systems Security Administrator (SSA) to be part of APL 's Classified IT Services team. We provide technical expertise to meet compliance and security objectives in environments co

Systems Administrator

C3 Innovations

Lexington Park, Maryland, USA

Full-time

Must have current Secret Clearance with the ability to obtain Top Secret. Functional Description: Install, configure, and support an organization's local area network (LAN), wide area network (WAN), and Internet systems or a segment of a network system.Monitor network to ensure network availability to all system users and may perform necessary maintenance to support network availability.Assist in network modeling, analysis, planning, and coordination between network and data communications hardw

Systems Administrator

General Dynamics

Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Information Technology (IT) Systems, System Administration, System Security Certifications: None Experience: 7 + years of related experience ship Required: Yes Job Description: Join our technology leading team of men and women that solve some of the world'

Senior Classified Systems Administrator

Draper

Cambridge, Massachusetts, USA

Full-time

Overview: Draper is an independent, nonprofit research and development company headquartered in Cambridge, MA. The 2,000+ employees of Draper tackle important national challenges with a promise of delivering successful and usable solutions. From military defense and space exploration to biomedical engineering, lives often depend on the solutions we provide. Our multidisciplinary teams of engineers and scientists work in a collaborative environment that inspires the cross-fertilization of ideas

Systems Administrator, Staff / Secret / Onsite - Huntsville, AL

Lockheed Martin Corporation

Huntsville, Alabama, USA

Full-time

Job Description About Us: Our employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 employees work with our partners around the world to bring the latest technology to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span 70 countries. The Enterprise Business and Digital Transformation (EBDT) o

Senior Systems Administrator

General Dynamics

Germantown, Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Complex Systems, High Availability, Systems Architecture, Systems Development, Systems Management Certifications: None Experience: 15 + years of related experience ship Required: Yes Job Description: Senior Systems Administrator Transform technology into opportunity as a Senior

Systems Administrator - Tool Monitoring

General Dynamics

Florida, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Enterprise Monitoring, Monitoring Tools, Troubleshooting Certifications: None Experience: 1 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a Systems Administrator with GDIT. A career in enterprise

Systems Administrator

Xoriant Corporation

Tualatin, Oregon, USA

Contract

Job Title: Systems Administrator Location: Tualatin, OR Duration: 12+ Months Xoriant reasonably expects the pay rate for this position to be within the following range: $30/hour-$35/hour. The Operational Technology Systems Administrator will support the technology, security and process guidance for labs and cleanrooms. The focus of this role is to help end users in the Lab environment and provide effective IT/OT systems to meet business requirements. They will manage the oversight of the enginee

Systems Administrator Specialists - Cloud Technologies

FIS

Florida, USA

Full-time

Job Description FIS Management Services, LLC seeks Systems Administrator Specialists - Cloud Technologies in Jacksonville, FL to work with implementation and management of DevOps tools and technologies. Assist with application migration to the cloud environments, build landing zone in the AWS cloud and assist with setting up complete DevOps process. Act as a thought leader with large influence on the DevOps approach for the division. Combine superior technical knowledge, automation expertise, a

Multi-Cloud Systems Administrator

Leidos

Indianapolis, Indiana, USA

Full-time

Leidos is seeking an experienced Multi-Cloud Systems Administrator to join our growing team. The successful candidate will be a seasoned professional with robust experience and proficiency in managing Windows and Linux servers within a multi-cloud environment. You will play a vital role in engineering solutions and maintaining compute and storage infrastructures, delivering efficiency through automation, and ensuring scalability, flexibility, and compliance. Specifically, in this role you will

CNIC Applications RHEL Systems Administrator | Active Secret clearance with T5 Investigation

General Dynamics

Remote

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Linux System Administration, Red Hat Enterprise Linux (RHEL), Systems Administrator Certifications: None Experience: 6 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a RHEL Systems Administrator with GDIT.

Systems Administrator

Booz Allen Hamilton

Fort Meade, Maryland, USA

Full-time

Job Number: R0219477 Systems Administrator The Opportunity: We're looking for a Linux systems administrator to be part of an Agile team supporting implementation, troubleshooting, and maintenance of mission critical systems. You'll perform systems administration responsibilities, including configuration, deployment, and management of RedHat-based operating systems and STN and STE hardening. You'll review and provide updates to System Security Plans, and manage IT system infrastructure virtualiza

Systems Administrator

Robert Half

Memphis, Tennessee, USA

Full-time

Description We are seeking a skilled Systems Administrator to join our client's IT team! The ideal candidate will have a minimum of 3 years of experience managing and supporting complex IT infrastructures. This role requires a strong understanding of VMware, network troubleshooting, and Active Directory, with preferred experience in firewall administration and Office 365. Responsibilities: Manage and maintain VMware environment, including virtual machines, storage, and networking. Troubleshoot

Systems Administrator

Robert Half

Dedham, Massachusetts, USA

Full-time

Description We are looking for an experienced Systems Administrator to manage and maintain IT infrastructure for a dynamic environment in Dedham, Massachusetts. The ideal candidate will ensure the reliability, security, and efficiency of systems and applications, providing top-tier support to meet organizational needs. This role requires a proactive individual with in-depth technical expertise and a commitment to delivering exceptional service. Responsibilities: Oversee the installation, config

Systems Administrator

General Dynamics

San Jose, California, USA

Full-time

Basic Qualifications Bachelor's degree in a specialized area; or equivalent is required plus a minimum of 8 years of relevant experience; or Master's degree plus a minimum of 6 years of relevant experience. CLEARANCE REQUIREMENTS: Department of Defense TS/SCI security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of work perform

Cloud Systems Administrator

SAIC

Tampa, Florida, USA

Full-time

Job ID: 2506104 Location: MACDILL AFB, FL, US Date Posted: 2025-05-27 Category: Information Technology Subcategory: Cloud Comp Engr Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: No Description SAIC is seeking a Cloud Systems Administrator to perform admin level support within AWS/Azure etc. in both NIPR and SIPR networks; monitor and maintain client OS an

Senior Systems Administrator

Tyler Technologies, Inc

Overland Park, Kansas, USA

Full-time

Tyler Technologies' is currently looking to hire a Senior Systems Administrator to work a hybrid schedule at one of several of our key locations. This job requires a high level of expertise in systems administration, monitoring, patching, configuration and tuning of application servers and its various components in public cloud platforms. The successful candidate will be responsible for routine operations, monitoring and maintenance of all environments (dev, test, stage, prod). Work with a group

Systems Administrator (VDI)

Robert Half

Corinth, Texas, USA

Contract

Description We are looking for a skilled Systems Administrator to join our team in Corinth, Texas. This is a long-term contract opportunity for individuals passionate about managing and maintaining IT infrastructure in a dynamic transport industry environment. The role primarily supports both operational and project-based teams, ensuring systems run efficiently and securely. Responsibilities: Oversee daily system administration tasks, ensuring uninterrupted system functionality. Manage incident

IT Systems Administrator, Launch

SpaceX

Hawthorne, California, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. IT SYSTEMS ADMINISTRATOR, LAUNCH SpaceX is looking for a highly skilled and knowledgeable IT Systems Administrator to support the networking, compute administration, and application support needs of our launch environ

Systems Administrator

Xoriant Corporation

Fremont, California, USA

Contract

Job Title: Systems Administrator Location: Fremont and Livermore, CA Duration: 12+ Months Xoriant reasonably expects the pay rate for this position to be within the following range: $40/hour-$45/hour. This resource will need to be flexible working at both our Fremont and Livermore locations The Operational Technology Systems Administrator will support the technology, security and process guidance for labs and cleanrooms. The focus of this role is to help end users in the Lab environment and pr