601 system administrator jobs found

Description SAIC is seeking a highly skilled System Administrator to support the Naval Information Warfare Center Atlantic (NIWC LANT) Cloud Computing Innovation, Transformation, and Integration (CLOUD CITI) Division. The position will involve supporting both physical and virtualized data center environments, including commercial cloud service providers. Candidate must be reside within a 50 mile radius of either Charleston, SC, New Orleans, LA or Norfolk, VA. NOTE: On-call rotation every 5th week for a week to address Citrix related outages. Responsibilities: Build, configure, and deploy Citrix Virtual Apps and Desktops (CVAD) systems. Administer, maintain, and troubleshoot CVAD components on Windows Server 2012, 2016, 2019, and 2022. Manage Citrix NetScalers (physical and virtual) to ensure consistent performance and availability. Enforce security compliance by applying DISA STIGs, managing patches, and updating Citrix and Windows environments via WSUS,...

Description SAIC is seeking a highly skilled System Administrator to support the Naval Information Warfare Center Atlantic (NIWC LANT) Cloud Computing Innovation, Transformation, and Integration (CLOUD CITI) Division. The position will involve supporting both physical and virtualized data center environments, including commercial cloud service providers. Candidate must be reside within a 50 mile radius of either Charleston, SC, New Orleans, LA or Norfolk, VA. NOTE: On-call rotation every 5th week for a week to address Citrix related outages. Responsibilities: Build, configure, and deploy Citrix Virtual Apps and Desktops (CVAD) systems. Administer, maintain, and troubleshoot CVAD components on Windows Server 2012, 2016, 2019, and 2022. Manage Citrix NetScalers (physical and virtual) to ensure consistent performance and availability. Enforce security compliance by applying DISA STIGs, managing patches, and updating Citrix and Windows environments via WSUS,...

Description SAIC is seeking a highly skilled System Administrator to support the Naval Information Warfare Center Atlantic (NIWC LANT) Cloud Computing Innovation, Transformation, and Integration (CLOUD CITI) Division. The position will involve supporting both physical and virtualized data center environments, including commercial cloud service providers. Candidate must be reside within a 50 mile radius of either Charleston, SC, New Orleans, LA or Norfolk, VA. NOTE: On-call rotation every 5th week for a week to address Citrix related outages. Responsibilities: Build, configure, and deploy Citrix Virtual Apps and Desktops (CVAD) systems. Administer, maintain, and troubleshoot CVAD components on Windows Server 2012, 2016, 2019, and 2022. Manage Citrix NetScalers (physical and virtual) to ensure consistent performance and availability. Enforce security compliance by applying DISA STIGs, managing patches, and updating Citrix and Windows environments via WSUS,...

Description We are seeking a skilled and motivated System Administrator in Colorado Springs, CO to join our team and play a key role in managing and advancing our IT infrastructure within a Department of Defense (DoD) environment. In this role, you will be responsible for maintaining robust, secure, and high-performing systems that support mission-critical operations. The ideal candidate brings hands-on experience with enterprise virtualization platforms (Nutanix, VMware, and/or Proxmox), Windows Server administration, and a working knowledge of DoD security compliance standards. You are someone who takes ownership, communicates clearly across teams, and thrives in a regulated, security-first environment. Responsibilities Install, configure, and maintain Windows Server environments, including Active Directory, Group Policy, and user permissions management. Monitor network performance, diagnose connectivity issues, and recommend improvements to infrastructure reliability....

Description Description: SAIC has an immediate opening in Virginia Beach, VA (Dam Neck Naval Base) for a Cryptologic Information Technology System Administrator position that performs system administration and maintenance on cryptologic systems used in a training environment. This full-time position is located in Virginia Beach and includes support to other training locations. Support to other sites will be primarily virtual (distance support) but may include travel to Jacksonville FL, Pensacola FL, Everett WA, Pearl Harbor HI, and Yokosuka Japan. Travel is anticipated to be less than 10%. To ensure the systems and training equipment are available for training sites' scheduled courses and other training staff needs, the system administrator may be required to respond to trouble calls outside of normal working hours, although this is not common and is typically scheduled in advance. Job Duties: The Cryptologic IT System Administrator will maintain and perform system...

Description SAIC is looking for an experienced Senior System Administrator in Panama City, FL for the Network Information Technology Enterprise Services (NITES) contract to serve as the onsite liaison and subject matter expert for the NORAD & USNORTHCOM information technology enterprise. The ideal candidate will possess strong expertise in virtual enterprise solutions and Windows Server and Desktop, basic networking, securing enterprise environments, Hypervisor expertise and Microsoft domain services management, along with proficiency in collaboration tools such as SharePoint and Teams. Key Responsibilities: Install, configure, and maintain Windows Server environments, including Active Directory and Group Policy management. Manage and optimize VMware and/or Nutanix virtualization technologies. Implement and maintain security protocols in accordance with DoD standards. Monitor network performance and troubleshoot connectivity issues. Perform system patching and...

Description SAIC is looking for a Sensitive Compartmented Information Facility (SCIF) Tier 1 System Administrator with a TS/SCI clearance who is experienced in providing administrative and specific job task support in a classified network systems environment in San Diego, CA. Job Tasks: Operate and maintain Information Technology assets such as Joint Worldwide Intelligence Communications System (JWICS) workstations, and Video Teleconference Communications (VTC) equipment capabilities; schedule VTCs using the JWICS scheduler; coordinate with technical support personnel to assist in troubleshooting or reporting issues; and create/delete/maintain user accounts. Plan and schedule all required inspection and accreditation activities to ensure continuous access to the SCIF for planning and operations. Maintain workstations in compliance with Information Assurance (IA), Federal Information Security Management Act (FISMA), and Cyber Security Work Force (CSWF) standards and ensure...

Description: Join the Lockheed Martin Aeronautics Field Sustainment Team. Our customers include both the U.S. Military and international governments and organizations. Our global reach and technical depth offer an endless amount of opportunities for up-and-coming Autonomic Logistics Information Systems (ALIS) or Mission Planning Environment (MPE) professionals seeking a place to make their mark – or for seasoned Autonomic Logistics Information Systems (ALIS) or Mission Planning Environment (MPE) professionals seeking their next career challenge. ALIS/MPE Administrators directly support JSF operations by assuring the integrity of data stored within the system by maintaining the internal databases and applications. The successful candidate will serve as the point of contact in customer discussions during the flight and evaluation activities while maintaining system functionality. Candidate must be able to obtain and maintain Special Access Program clearance required for program...

Basic Qualifications Master's degree. Bachelor's degree in a specialized area or equivalent relevant experience is required; plus, a minimum of 2 years of relevant experience.   CLEARANCE REQUIREMENTS: Current or active Department of Defense Top Secret clearance with SCI eligibility required with ability to obtain a Polygraph 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 performed within our facilities, U.S. citizenship is required.   Responsibilities for this Position   Join the dynamic SPRINT Next Team as a Linux Systems Administrator - Service Desk specializing in Red Hat and PitBull technologies. PitBull is a highly secure operating system designed for environments that require strict security controls and data protection....

Basic Qualifications Master's degree, plus 3 years of relevant experience. Bachelor's degree in a specialized area or equivalent relevant experience is required; plus, a minimum of 5 years of relevant experience.   CLEARANCE REQUIREMENTS: Current or active Department of Defense Top Secret clearance with SCI eligibility required with ability to obtain a Polygraph 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 performed within our facilities, U.S. citizenship is required . Responsibilities for this Position J oin the dynamic SPRINT Next Team as a Linux Systems Administrator specializing in Red Hat and PitBull technologies with an emphasis on web servers, databases, and cloud-based infrastructure knowledge. What You'll Experience Hands-on...

Basic Qualifications Education Requirements: Bachelor's degree in Computer Science, a related field or equivalent combination of education and relevant work experience is required plus a minimum of 8 years of relevant experience; or Master's degree plus 6 years of relevant experience.   Clearance Requirements: Department of Defense Secret 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 performed within our facilities, U.S. citizenship is required.     Responsibilities for this Position Put your engineering talent to the ultimate test. At General Dynamics Mission Systems, we create the technologies, products and services that help our service members, intelligence analysts and first responders keep our nation safe. The work we do is...

Description: WHAT WE'RE DOING Lockheed Martin, Rotary Mission Systems Cyber & Intelligence invites you to step up to one of today’s most daunting challenges: the use of advanced electronics to undermine our way of life. As a cyber security professional at Lockheed Martin, you’ll protect the networks that our citizens and the world depend upon each minute: Financial assets. Healthcare information. Critical infrastructure. Hazardous materials. The uninterrupted flow of energy that keeps modern life moving. Here, you’ll work with cybersecurity experts on the forefront of threat protection and proactive prevention. In this fast-paced, real-world environment, you’ll draw on all your education and experience as well as the resources of Lockheed Martin to keep the threats at bay. THE WORK In this role you will: • Serve as the senior system administrator with extensive experience supporting Windows‑based desktops, laptops, and virtual server environments. • Manage and maintain...

Basic Qualifications Bachelor’s degree in a related specialized area or equivalent is required plus a minimum of 5 years of relevant experience; or Master's degree plus a minimum of 3 years of relevant experience. CLEARANCE REQUIREMENTS: Department of Defense TS/SCI security clearance with Polygraph 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 performed within our facilities, U.S. citizenship is required. Responsibilities for this Position At General Dynamics Mission Systems, we create the technologies, products and services that help our nation’s heroes keep our nation safe. The work we do is so advanced, we are continuously moving the boundaries of what’s possible. Here you’ll work with the best and your talent will be front and center on projects that...

Basic Qualifications Education Requirements: Bachelor’s degree in Computer Science, a related field or equivalent experience is required plus a minimum of 8 years of relevant experience; or Master's degree plus 6 years of relevant experience. Clearance Requirements: Department of Defense TS/SCI with Polygraph 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 performed within our facilities, U.S. citizenship is required. Responsibilities for this Position Put your engineering talent to the ultimate test. At General Dynamics Mission Systems, we create the technologies, products and services that help our service members, intelligence analysts and first responders keep our nation safe. The work we do is so advanced our teams often redefine what’s...

Description SAIC is seeking a Senior Service Validation and Testing (SVAT) Administrator in Colorado Springs, CO. The Senior Service Validation and Testing (SVAT) Administrator acts as the gatekeeper for IT quality assurance, ensuring that all proposed changes, updates, and new systems meet stringent operational and security standards before entering the production environment. Rooted in ITIL service management principles, this role manages the Test and Integration Laboratory (TIL) and leads the evaluation of system hardening, performance metrics, and configuration compatibility. The incumbent bridges the gap between engineering and operations, guaranteeing that new deployments do not introduce vulnerabilities or instability into the enterprise IT infrastructure. Principal Duties and Responsibilities Service Validation & Testing Lifecycle. Designs, executes, and oversees comprehensive test plans for software patches, system upgrades, and new technology...

Description: Joining the Lockheed Martin ALIS team immediately opens a world of educational and experiential development opportunities for you. Tuition Assistance is available for undergraduate and graduate degree programs as wells as professional and technical certifications to help you gain the specialized skills for personal and professional growth. Professionally, ALIS IT Service administrators develop skills of our many domestic US or expanding number of International locations. For the adventurous, temporary travel opportunities allow you to provide support at other locations and aboard ships deploying with the system. With experience, leadership opportunities become available as squadron leads, technical experts, and functional personnel leaders. At Lockheed Martin we are driven by innovation and integrity. We believe that by applying the highest standards of business ethics and visionary thinking, everything is within our reach – and yours as a Lockheed Martin employee....

Description: Join the Lockheed Martin Aeronautics Field Sustainment Team as an IT Systems Administrator for our Langley Air Force Base, Virginia office. As critical members of the F-22 Field Operations Team, all Integrated Maintenance Information Systems (IMIS) Administrators must be able to: • Obtain and maintain Special Access Program clearance required for program access • Capable of working various shift hours to include weekends to support customer mission requirements. • Candidates offered a position may be required to complete a pre-employment medical exam that is designed to ensure capability to deploy with our military customer, which may be to austere environments with limited access to medical care. A Day in the Life: As an IMIS Administrator with our F-22 IMIS team partnering with our customer, you will wear many hats; system admin, data management, network admin, and tier 1 and 2 support duties. IMIS Administrators are generally the first point of contact for...

Description SAIC is seeking a Systems Administrator for the Joint Expeditionary Command and Control (JEXC2) program in Port Hueneme, CA. The qualified candidate will support the Joint & Expeditionary Command and Control (JEXC2) program, providing IT support to expeditionary C2 and C4I military systems. Job Responsibilities: • Work on deployable IT systems that communicate over satellite. • Development and integration of new software and technology. • Management of trouble tickets and reporting of issues and actions taken daily and weekly. • Communicate effectively with end users via phone, email, chat, etc. • Troubleshoot and resolve customer issues in timely manner according to mission guidelines. • Installation of new hardware or software. • Creating and managing user accounts. • Maintaining computer systems such as servers and databases. • Planning and properly responding to system outages and various other problems. • May include light programming or...

Description: 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. This Enterprise Operations (EO) position supports the Lockheed Martin Space division located in Waterton, CO. This position provides Linux System Administration services including installation, integration and configuration of Linux and Unix servers, as well as the development and maintenance of Standard Operating Instructions (SOI's) in support of the Stingernet portfolio. This includes upgrades, operations and maintenance, hardware and software installations, backups, and service requests in the support of program IT environments at the Waterton, CO campus....

Description: 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. This Enterprise Operations (EO) position supports the Lockheed Martin Space division located in Waterton, CO. This position provides Windows System Administration services including installation, integration and configuration of Windows, VMWare, and Hyper-V servers, as well as the development and maintenance of Standard Operating Instructions (SOI's) in support of the Stingernet Portfolio. This includes upgrades, operations and maintenance, hardware and software installations, backups and service requests in the support of program area IT environments at the...