4,082 Results for

Security Jobs in Gladstone, MO

Jobs

DevSecOps Systems Administrator CACI International Inc

Reston, VA

$86,600–$181,800 / year

The Technical Development Team will work closely with functional resources, solution developers, database administrators, information assurance specialists and configuration change management resources to perform analysis, design and development, testing, and deployment of changes to existing software as well as new solutions for the customer. Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.

21 days ago

Systems Administrator (Expert) BAE Systems Plc

Herndon, VA

$140,690–$239,140 / year

About BAE Systems Intelligence & Security BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Job Description BAE Systems, a top-ten prime contractor to the U.S. Department of Defense, enables the U.S. government to transform data into intelligence and provides engineering, integration and sustainment support for critical military platforms and systems.

26 days ago

Windows System Administrator CACI

Washington Dc, District of Columbia

The Windows System Administrator will manage user accounts across the FEMA enterprise and manage Group Policy Objects (GPOs) enterprise-wide to enforce security controls and permissions, ensuring consistent security configurations across all Windows systems. The Windows System Administrator will manage user accounts across the FEMA enterprise and manage Group Policy Objects (GPOs) enterprise-wide to enforce security controls and permissions, ensuring consistent security configurations across Windows systems.

30+ days ago

Cleared Sr. Systems Administrator Linux/Windows Bestgate Engineering

Annapolis Junction, MD

Full time

At Bestgate, you'll work alongside some of the industry's most experienced software and systems engineers, tackling mission-critical challenges across cloud-native technologies, software modernization, embedded systems, data science, DevSecOps, and more. We believe exceptional people deserve exceptional support, which is why we offer a competitive benefits package focused on your well-being, career development, and work-life balance, including: Competitive Pay – Less frill for more in your base pay.

22 days ago

Systems Administrator Level 3 Verite Group, Inc.

Fort Meade, MD

These capabilities include: Systems running Red Hat, CentOS, SUSE and custom vendor-specific operating systems, with high-speed shared storage (lustre, and gpfs as examples), along with dedicated high-speed low latency network interconnects like Infiniband and Slingshot. Configure and manage Linux, 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.

30+ days ago

Systems Administrator Ascension Federal Services

McLean, Virginia

This includes installing, configuring, and troubleshooting hardware and software, as well as ensuring the security and integrity of the systems. Clerance: TS/SCI Job Description: The Systems Administrator will be responsible for maintaining and managing the company's computer systems and networks.

30+ days ago

Infrastructure Systems Administrator Booz Allen Hamilton Inc

Chantilly, VA

$86,800–$198,000 / year

As a system administrator and cyber analyst on our project, you'll install, configure, and manage RHEL and Windows operating systems to ensure that they meet client needs while also being compliant with Risk Management Framework (RMF). Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.

20 days ago

Systems Administrator- Jr/Mid-level Ennoble First

Springfield, VA

$75,000–$130,000 / year
Quick Apply

Relocation Assistance: Yes Primary Responsibilities: Systems Administrator performing system security administration functions; managing customer accounts via Active Directory; troubleshooting and diagnosing and correction of problems; plans, tests, installs, and integrate new and upgraded versions of the relevant operating systems, third party software components, and subsystems; monitors and manages system resources to optimize operating efficiency and performance; custom software installation and maintenance. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

30+ days ago

Linux / UNIX Systems Administrator (PeopleSoft / Oracle) Cymertek

Chantilly, Virginia

Linux Systems Administrator, UNIX Systems Administrator, PeopleSoft Administrator, Oracle Database Administrator, Enterprise Systems Administrator, Middleware Administrator, Application Systems Administrator, Database Systems Engineer, IT Infrastructure Engineer, Cloud Systems Administrator, etc. Computer Science, Information Technology, Systems Engineering, Computer Engineering, Information Systems, Database Administration, Network Engineering, Cybersecurity, Data Science, Applied Mathematics, etc.

30+ days ago

Federal OneStream Systems Administrator and Release Engineer Andrew Morgan

Washington, DC

We specialize in delivering high-quality consulting services to both federal and commercial clients, offering expertise in Strategy and Management Consulting, Technology & Architecture Services, and Industry & Mission Analytics Solutions. Our distinguished clientele includes the Department of Veterans Affairs (VA), National Aeronautics and Space Administration (NASA), the Department of Defense (DoD), and the United Stated Army Corps of Engineers (USACE).

18 days ago

Microsoft 365 Systems Administrator TalentBridgeX

McLean, Virginia

Our client is seeking a highly motivated Microsoft 365 Systems Administrator to provide exceptional technical support and systems administration for a growing Service-Disabled Veteran-Owned Small Business (SDVOSB), supporting a geographically dispersed workforce of over 100 employees. This role is responsible for administering Microsoft 365 tenants in GCC High, Entra ID identity policies, maintaining end-user devices, managing Tier 1 and Tier 2 support requests, and ensuring a high level of customer satisfaction.

30+ days ago

Systems Administrator 3 (Clearance) PROLIM Global Corporation

Maryland, MD

Remote

Basic Qualifications: Associate's degree and 10 years of relevant experience, or Bachelor's degree and 8 years of relevant experience, or a Master's degree and 6 years of relevant experience; a High School diploma or equivalent and 12 years of relevant experience may be considered in lieu of a completed degree. Candidates must have a current DoD Secret level security clearance (at a minimum), to include a closed investigation date completed within the last 6 years or must be enrolled in the DoD Continuous Evaluation Program (CEP), to be considered; the required security clearance must be maintained as a condition of continued employment.

26 days ago

Classified Systems Administrator Metrea

Annapolis Junction, Maryland

Electromagnetic and Cyber Group (EM&C) is responsible for developing flexible and survivable advanced electronic warfare and secure communications equipment while providing the industry’s leading signals intelligence, electronic warfare, and cyber experts. Administer and maintain a small, mission-critical classified IT environment supporting DoD and Intelligence Community programs, including Windows and Linux systems, servers, firewalls, workstations, and associated infrastructure.

30+ days ago

Application Server Administrator/Windows System Administrator CACI International Inc.

Chantilly, VA

$75,200–$158,100 / year

Provides day to day administrative/technical/environmental support for several enterprise systems: Multi-tier Applications including Application Server (WebLogic, Tomcat, IIS), Database support, and Web services on Windows Servers. Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.

30+ days ago

Systems Administrator II Recruitreliance

Maryland

Required Qualifications: Experience: Ten (10) years of experience as a Systems Administrator in programs of similar scope, type, and complexity. You will be responsible for the configuration, maintenance, and troubleshooting of enterprise IT infrastructure, ensuring optimal system performance and security.

30+ days ago

PKI Systems Administrator - active Top Secret required General Dynamics Information Technology

Washington

To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.

19 days ago

Systems Administrator IV, Health Systems - Certified in Willow Inpatient Kaiser Permanente

Hyattsville, MD

$123,400–$159,610 / year

Essential Responsibilities: Completes work assignments and supports business-specific projects by applying expertise in subject area; supporting the development of work plans to meet business priorities and deadlines; ensuring team follows all procedures and policies; coordinating and assigning resources to accomplish priorities and deadlines; collaborating cross-functionally to make effective business decisions; solving complex problems; escalating high priority issues or risks, as appropriate; and recognizing and capitalizing on improvement opportunities. The position partners closely with market leaders and product managers to translate clinical and operational requirements into scalable technical solutions, leveraging strong expertise in change management processes and the ServiceNow platform to ensure stability, performance, and reliable service delivery.

30+ days ago

Network Systems Administrator III Iridium Satellite, LLC

McLean, Virginia

$95,000–$125,000 / year

Position Summary, Job Requirements & Responsibilities: What We’re Looking For: If you are an experienced Network Systems Administrator with strong Linux/Windows and security-focused infrastructure skills, you will be excited about the Network Systems Administrator opening on Aireon’s Network Engineering team. As a Network Systems Administrator, you’ll independently deliver high-quality work and drive system deployment, hardening, and sustainment activities to completion for Aireon’s on-premises operational networks that distribute data to customers.

11 days ago

Systems Administrator Open Systems Technologies Corporation

Annapolis Junction, MD

Quick Apply

Open Systems Technologies Corporation is looking for a Systems Administrator to join a high performing agile team using the Scaled Agile Framework (SAFe) methodology to support a highly complex and fast-paced program. Creating and maintaining complex server enclaves, including analyzing system scanning reports, patching, cert renewals, vulnerability management assessments, and active directory configurations.

30+ days ago

Sr Systems Administrator AnaVation

Reston, VA

Full time

We deliver groundbreaking research with advanced software and systems engineering that provides an information advantage to contribute to the mission and operational success of our customers. Final compensation will depend on business needs, local market conditions, internal equity, and the selected candidate’s skills, education, and experience.

30+ days ago

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Security Jobs in Gladstone, MO

DevSecOps Systems Administrator CACI International Inc

Systems Administrator (Expert) BAE Systems Plc

Windows System Administrator CACI

Cleared Sr. Systems Administrator Linux/Windows Bestgate Engineering

Systems Administrator Level 3 Verite Group, Inc.

Systems Administrator Ascension Federal Services

Infrastructure Systems Administrator Booz Allen Hamilton Inc

Systems Administrator- Jr/Mid-level Ennoble First

Linux / UNIX Systems Administrator (PeopleSoft / Oracle) Cymertek

Federal OneStream Systems Administrator and Release Engineer Andrew Morgan

Microsoft 365 Systems Administrator TalentBridgeX

Systems Administrator 3 (Clearance) PROLIM Global Corporation

Classified Systems Administrator Metrea

Application Server Administrator/Windows System Administrator CACI International Inc.

Systems Administrator II Recruitreliance

PKI Systems Administrator - active Top Secret required General Dynamics Information Technology

Systems Administrator IV, Health Systems - Certified in Willow Inpatient Kaiser Permanente

Network Systems Administrator III Iridium Satellite, LLC

Systems Administrator Open Systems Technologies Corporation

Sr Systems Administrator AnaVation

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