134 systems administrator jobs found

Description SAIC is seeking a highly motivated and skilled Senior Systems Administrator II - Desktop Support to join our MAJESTIC Joint Program Office (JPO) Team in support of an on-premises enterprise IT environment. This individual will provide desktop maintenance of mission-critical systems and infrastructure, including Windows Servers, Red Hat Enterprise Linux (RHEL), and Nutanix hyper-converged platform solutions. The successful candidate will serve as a member of a dynamic team responsible for ensuring the performance, reliability, and security of a large-scale enterprise IT environment. The Systems Administrator II - Desktop Support will be responsible for desktop administration, patch management, system troubleshooting, and the implementation of new capabilities to meet operational and mission requirements. This role requires direct on-site support in the Springfield, VA location. Key Responsibilities: Perform day-to-day system...

Description SAIC is seeking a Systems Administrator based in Sasebo, Japan. The qualified candidate will provide systems and network administration support to a fielded command and control system. Embedded personnel are considered subject matter experts (SME), mission essential and deployable on any Regional Combat Command (RCC) exercises or operations that require the use of C2 Family of Systems. The FSET provides on-site technical support at the garrison and deployed locations where the C2 system operates. Embedded personnel must relocate to the country in which the system operates for a minimum of 1 year assignment. Personnel may receive housing, cost of living, and relocation allowances in addition to base salary. This role cannot be supported remotely. Job Responsibilities: 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...

Description: What We’re Doing: Lockheed Martin, 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. Cyber | Lockheed Martin Who we are: Our team is solving the tough challenges and pushing the boundaries of technology to help our customer achieve its mission. #RMSC6ISR Why Join Us: Your Health, Your Wealth, Your Life...

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...

Description SAIC is seeking an IT Trainer for the Joint Expeditionary Command and Control (JEXC2) program based out of Panama City, FL. The qualified candidate will support the Naval Surface Warfare Center, Panama City Division, providing IT support to expeditionary military systems. This position requires an IAT Level II baseline certification, e.g., CompTIA Security+, prior to hire. Job Responsibilities: IT technical training of C4I systems to military, government, and contractor users Lead Systems and Networks training for classes of 15 to 20 personnel Frequent travel to US military bases and ships and government worksites, both CONUS and OCONUS Creating and maintaining training materials and curriculum and various other documentation Work on deployable IT systems that communicate over satellite Communicate effectively with end users via phone, email, chat, etc. Troubleshoot and resolve customer issues in timely manner according to mission guidelines Installation of...

Description: WHAT WE’RE DOING At Lockheed Martin's Rotary and Mission System's Cyber Resiliency organization, we are dedicated to engineering and deploying cutting-edge cyber defense solutions across our corporation. Our focus on cybersecurity is paramount to ensuring mission success for our customers, even in the face of evolving cyber threats. WHO WE ARE Lockheed Martin is driven by innovation, integrity, and a commitment to excellence. We believe in applying the highest standards of business ethics and visionary thinking to everything we do. As part of our team, you will collaborate with a cross functional team of technical professionals including software and systems engineers and radar operators to maintain the cybersecurity posture of the Space Fence Radar System. WHO YOU ARE We are looking for individuals who are passionate about cybersecurity and eager to contribute their skills and expertise to our mission. You should have demonstrable knowledge in...

Description: WHAT WE’RE DOING At the dawn of a new age, Lockheed Martin is a pioneer, partner, innovator and builder. Our amazing workforce are on a mission to make a difference in the world. Our World-class team leverages unique skills and experiences to create, design and build solutions to some of the worlds’ hardest engineering problems. Our culture encourages employees to dream big, perform with excellence and create incredible products. We provide the resources, inspiration and focus and if you have the passion and courage to dream big, we want to build a better tomorrow with you. WHO WE ARE We are leveraging emerging, digitally-enabled capabilities to lower cost, speed up development time and create innovative solutions to best serve our customers and stakeholders. We’re bringing the 4th Industrial Revolution to every role in the company. Are you ready to invent the future? Lockheed Martin Rotary & Mission Systems is on a journey of digital transformation as we...

Description: WHAT WE’RE DOING At Lockheed Martin's Rotary and Mission System's Cyber Resiliency organization, we are dedicated to engineering and deploying cutting-edge cyber defense solutions across our corporation. Our focus on cybersecurity is paramount to ensuring mission success for our customers, even in the face of evolving cyber threats. THE WORK As a member of our team, you will be involved in a variety of activities aimed at enhancing the cyber resiliency of the USSF Space Fence System radar. This includes tasks such as: • Hardening operating systems, applications, and network devices • Conducting vulnerability scans • Continuous monitoring of the security posture of the system • Assisting with Government Certification Test and Evaluation (CT&E) and Vulnerability Testing • Implementing security updates and patches • Applying configuration changes to ESS, ACAS, and SolarWinds security tools • Providing support to maintain the Certification and Accreditation...

Description: WHAT WE’RE DOING At Lockheed Martin's Rotary and Mission System's Cyber Resiliency organization, we are dedicated to engineering and deploying cutting-edge cyber defense solutions across our corporation. Our focus on cybersecurity is paramount to ensuring mission success for our customers, even in the face of evolving cyber threats. THE WORK As a member of our team, you will be involved in a variety of activities aimed at enhancing the cyber resiliency of the USSF Space Fence System radar. This includes tasks such as: • Hardening operating systems, applications, and network devices • Conducting vulnerability scans • Continuous monitoring of the security posture of the system • Assisting with Government Certification Test and Evaluation (CT&E) and Vulnerability Testing • Implementing security updates and patches • Applying configuration changes to ESS, ACAS, and SolarWinds security tools • Providing support to maintain the Certification and Accreditation...

Description: WHAT WE’RE DOING At Lockheed Martin's Rotary and Mission System's Cyber Resiliency organization, we are dedicated to engineering and deploying cutting-edge cyber defense solutions across our corporation. Our focus on cybersecurity is paramount to ensuring mission success for our customers, even in the face of evolving cyber threats. THE WORK As a member of our team, you will be involved in a variety of activities aimed at enhancing the cyber resiliency of the USSF Space Fence System radar. This includes tasks such as: • Hardening operating systems, applications, and network devices • Conducting vulnerability scans • Continuous monitoring of the security posture of the system • Assisting with Government Certification Test and Evaluation (CT&E) and Vulnerability Testing • Implementing security updates and patches • Applying configuration changes to ESS, ACAS, and SolarWinds security tools • Providing support to maintain the Certification and Accreditation...

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 SAIC is seeking a Journeyman Network Administrator in Colorado Springs, CO who will provide network infrastructure expertise to the organization, focusing heavily on Cisco and Juniper routing, switching, and security platforms. The incumbent ensures the secure, reliable operation of the network backbone, translating technical directives, firewall requests, and security findings into concrete network actions. This position requires solid hands-on experience in managing enterprise network hardware, monitoring network traffic, and swiftly remediating connectivity or configuration issues across diverse vendor environments. Responsibilities: Network Operations & Maintenance. Configures, maintains, and troubleshoots Cisco (IOS/NX-OS) and Juniper (Junos) routers, switches, and firewalls to ensure high availability and secure data transmission. Security & Vulnerability Response. Analyzes and implements network-focused security tasks and Information...

Overview LMI is seeking a   Database DevOps Engineer to be part of a team that is designing and developing complex, cloud-based systems. This position requires an   Active Secret Clearance.   LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed. Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy sectors—helping agencies navigate complexity and outpace change. Headquartered in Tysons, Virginia, LMI is committed to delivering impactful results that strengthen missions and drive lasting value....

Description SAIC is seeking a Service Desk Specialist to provide operational support, maintenance, and troubleshooting for mission-critical IT systems on the MAJESTIC Joint Program Office (JPO) Team . In this hands-on role, the Service Desk Specialist will support a broad range of IT systems and services, ensuring seamless operations and delivering end-user support in a dynamic, high-priority environment. The ideal candidate will bring expertise in Windows Server , Red Hat Enterprise Linux (RHEL) , virtualized environments, and user-facing support, alongside a proactive and resourceful attitude to help resolve technical challenges for local and geo-graphically dispersed stakeholders. This position requires on-site support at Springfield, VA. Key Responsibilities: Respond to and resolve end-user support requests and incidents, providing hardware and software solutions to ensure operational continuity Identify technical issue type and elevate/route to...

Description SAIC is seeking a skilled and motivated Senior ServiceNow Developer to join our team in support of an enterprise IT environment. The primary focus of this role is on the design, development, implementation, and enhancement of ServiceNow workflows and capabilities to address complex business and operational needs. The successful candidate will be responsible for developing custom modules, maintaining platform configurations, integrating ServiceNow with other enterprise systems, and ensuring adherence to best practices and security standards. This role involves collaboration with cross-functional teams, including stakeholders, system administrators, and process owners, to design scalable solutions that improve business processes, enable automation, and enhance operational efficiency. The Senior ServiceNow Developer will work in a fast-paced, mission-critical environment to deliver innovative solutions that align with organizational goals. All work must...

Description SAIC is seeking a skilled and motivated Systems Engineer - Platform to join our MAJESTIC Joint Program Office (JPO) Team in support of an on-premises enterprise IT environment. The primary focus of this role is the design, implementation, operation, and maintenance of enterprise infrastructure and platform services to ensure the seamless performance, scalability, security, and reliability of mission-critical IT systems. In addition to traditional platform services, we are seeking a systems engineer with specific expertise in Kubernetes and containerization technologies to support modernization efforts. The successful candidate will leverage their knowledge of containerized architectures to improve platform scalability, streamline deployments, and enhance system resiliency. This role requires collaboration within a complex enterprise environment of virtualized systems, cloud platforms, Windows infrastructure, and networking services to deliver secure and...

Description SAIC is seeking a skilled and motivated ServiceNow Developer to join our team in support of an enterprise IT environment. The primary focus of this role is on the design, development, implementation, and enhancement of ServiceNow workflows and capabilities to address complex business and operational needs. The successful candidate will be responsible for developing custom modules, maintaining platform configurations, integrating ServiceNow with other enterprise systems, and ensuring adherence to best practices and security standards. This role involves collaboration with cross-functional teams, including stakeholders, system administrators, and process owners, to design scalable solutions that improve business processes, enable automation, and enhance operational efficiency. The ServiceNow Developer will work in a fast-paced, mission-critical environment to deliver innovative solutions that align with organizational goals. All work must be performed on-site in...

Description Responsibilities: Customer Service Management (CSM) Design, configure, and maintain ServiceNow Customer Service Management (CSM) capabilities, including: Case Management Service Operations Knowledge Management Customer Portals and Experience Components Request and Entitlement Management Digital Engagement and Self-Service capabilities Design customer and mission support workflows that improve case resolution, service visibility, and customer experience Develop and maintain service catalogs, workflows, dashboards, reports, and automation supporting customer-facing operations Configure integrations between ServiceNow CSM and enterprise systems using REST APIs, Integration Hub, and approved middleware solutions Now Assist Implementation and AI Enablement Lead the implementation and configuration of ServiceNow Now Assist capabilities supporting CSM and related business functions Configure AI-powered features including: Case summarization...

About Us DLH delivers improved health and national security readiness solutions for federal programs through science research and development, systems engineering and integration, and digital transformation. Our experts in public health, performance evaluation, and health operations solve the complex problems faced by civilian and military customers alike by leveraging advanced tools – including digital transformation, artificial intelligence, data analytics, cloud enablement, modeling, and simulation, and more. DLH is dedicated to the idea that “Your Mission is Our Passion” and brings a unique combination of government sector experience, proven methodology, and unwavering commitment to innovation to improve the lives of millions. Overview   DCGS-MC, in compliance with the DCGS Family of Systems (FoS) concept, is a service-level effort to migrate select United States Marine Corps (USMC) Intelligence, Surveillance, and Reconnaissance (ISR)...

Description SAIC is seeking qualified external candidates to support the General Services Administration (GSA) Federal Acquisition Service (FAS) Acquisition & Ordering System (AOS) program. The GSA FAS AOS task order will deliver operations and maintenance (O&M), Site Reliability Engineering (SRE), DevSecOps, minor enhancements, and ongoing agile development services for FAS acquisition and ordering systems. All positions are contingent upon contract award. Award is anticipated late summer 2026. Positions are expected to be primarily remote allowing for work from anywhere within the United States. Program Position and Skillset List: Software Developers - Applications (Associate / Senior / SME) Software Developers - Systems Software (Associate / Senior / SME) Computer Systems Analysts (Associate / Senior / SME) Computer Systems Engineers / Architects (Associate / Senior / SME) Site Reliability Engineers (SRE)...