system administrator and security Jobs

201 - 220 of 278 Jobs

System Administrator- Vertafore MGA SystemJob Title - System Administrator- Vertafore MGA System

Peterson Technology PartnersCompany Name - Peterson Technology Partners

•

Remote

Contract

Job Summary: We are seeking an experienced System Administrator to manage and support the Vertafore MGA System. This role is responsible for maintaining system stability, configuring workflows, troubleshooting issues, and optimizing system performance to support underwriting, policy administration, and operational processes. The ideal candidate has hands-on experience administering the Vertafore MGA platform and a strong understanding of insurance workflows. Key Responsibilities: Administer, con

System Administrator 4Job Title - System Administrator 4

Boeing CompanyCompany Name - Boeing Company

•

Herndon, Virginia, USA

Full-time

This posting is for a contract assignment and is not a full-time employment offer with Boeing. Candidates selected for roles will be employed as contract workers through a Boeing approved 3rd party for the duration of the specified project. The Boeing Defense, Space & Security (BDS), Maritime and Intelligence Systems (M&IS) seeks a System Administrator to join our Mission Systems Operations team in Herndon, VA. Our team focuses on delivering complex solutions in some of the most challenging envi

Linux System AdministratorJob Title - Linux System Administrator

ManTechCompany Name - ManTech

•

San Antonio, Texas, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Linux System Administrator to join our team in San Antonio, TX. Responsibilities, include but are not limited to: Design, deploy and administer virtualized platforms, using VMWare.Configure and manage Linux and Solaris operating systems.Analyze and resolve complex problems associated with server hardware, applications, and software integration. Troubleshoot, maintain integrity of and configure network components, along with implementation o

Linux System AdministratorJob Title - Linux System Administrator

LeidosCompany Name - Leidos

•

Alexandria, Virginia, USA

Full-time

Leidos is seeking a System Administrator to support a large enterprise IT contract for the DOD. This role requires an individual that has technical experience with administering Linux and Windows servers within a VMware virtual environment. This individual should be detail oriented in order to capture customer inquiries appropriately. This role is responsible for interacting with other administrators to handle service inquiries and problems. Duties include examining customer problems and suggest

IT - High Performance Computing (HPC) System AdministratorJob Title - IT - High Performance Computing (HPC) System Administrator

ASML USACompany Name - ASML USA

•

San Diego, California, USA

Full-time

Introduction ASML US, including its affiliates and subsidiaries, bring together the most creative minds in science and technology to develop lithography machines that are key to producing faster, cheaper, more energy-efficient microchips. We design, develop, integrate, market and service these advanced machines, which enable our customers - the world's leading chipmakers - to reduce the size and increase the functionality of their microchips, which in turn leads to smaller, more powerful consum

System Administrator, SeniorJob Title - System Administrator, Senior

SilverEdgeCompany Name - SilverEdge

•

Maryland, USA

Full-time

Overview SilverEdge is seeking a Senior System Administrator to serve for a closed restricted network and support other DoD guest systems at various classification level. Tasks include performing installation, troubleshooting and other administrative tasks associated with ongoing maintenance and enhancement of information systems and services. Performs systems planning, management, analysis, integration, installation and training tasks that include all aspects of preparing and implementing a hi

System Administrator, JourneymanJob Title - System Administrator, Journeyman

SilverEdgeCompany Name - SilverEdge

•

Maryland, USA

Full-time

Overview Silveredge Governmet Solutions is seeking a System Administrator to assist with basic configuration, monitoring, troubleshooting, analysis and repair of Desktop and Server systems, Disaster Recovery Systems switches, networks, video systems. Participates in the design, installation and administration of local systems using multiple protocols and various computer systems. Writes detailed/techical problem reports, assists with root cause analysis and recommendations for configuration and

SCCM/MECM System AdministratorJob Title - SCCM/MECM System Administrator

LeidosCompany Name - Leidos

•

Alexandria, Virginia, USA

Full-time

Leidos is seeking a Senior SCCM/MECM System Administrator to support a large enterprise IT contract for the DOD. The System Administrator will support operations across multiple enclaves, classifications, and time zones. The System Administrator provides systems and software Operations and Maintenance (O&M) support in a large multi-enclave enterprise environment utilizing Microsoft's Endpoint Configuration Manager (MECM), previously known as System Center Configuration Manager (SCCM). This indiv

Linux System Administrator - TestbedJob Title - Linux System Administrator - Testbed

Command Holdings a Pequot CompanyCompany Name - Command Holdings a Pequot Company

•

Albuquerque, New Mexico, USA

Full-time

CeLeen, an operating firm of Command Holdings, is seeking a Linux System Administrator Test bed to support a contract within the Department of Energy. This position would support a critical science and engineering computing environments. The individual will join a fast-paced, dynamic, agile team environment passionate about the delivery of computational engineering services and infrastructure. The ideal candidate is well rounded, having experience with modern systems architectures, development m

System AdministratorJob Title - System Administrator

VC5 ConsultingCompany Name - VC5 Consulting

•

Houston, Texas, USA

Full-time

System Administrator We are seeking a skilled System Administrator to manage a critical banking software system in the Houston area. The ideal candidate will have a strong background in Linux environments and experience with complex systems administration. In this role, you will be responsible for the administration and maintenance of our core banking system. Responsibilities: Manage and maintain the core banking system. Ensure system stability, performance, and security. Troubleshoot and resol

System AdministratorJob Title - System Administrator

Motorola SolutionsCompany Name - Motorola Solutions

•

Pennsylvania, USA

Full-time

Company Overview At Motorola Solutions, we believe that everything starts with our people. We're a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. Our critical communications, video security and command center technologies support public safety agencies and enterprises alike, enabling the coordination that's critical for safer communities, safer schools, safer hospitals and safer businesses. Connect with a career that matters, and help us buil

Principal Linux System AdministratorJob Title - Principal Linux System Administrator

RaytheonCompany Name - Raytheon

•

Tewksbury, Massachusetts, USA

Full-time

Date Posted: 2025-06-26 Country: United States of America Location: MA133: Tewksbury, Ma Bldg 3 Concord 50 Apple Hill Drive Concord - Building 3, Tewksbury, MA, 01876 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Secret Principal Linux Systems Administrator- 100% onsite, Tewksbury, MA. Will sponsor a clearance for t

Windows System AdministratorJob Title - Windows System Administrator

Sun Technologies,Inc.Company Name - Sun Technologies,Inc.

•

Remote

Contract

Job Title: Windows System Administrator Duration: up to 12 months contract (with the possibility of extension) Location: Remote Work / Work from Home Pay Rate: $60/hr - $70/hr on W2 [the pay rate may differ depending on your skills, education, experience, and other qualifications] Featured Benefits: Medical Insurance in compliance with the ACA401(k)Sick leave in compliance with applicable state, federal, and local laws Skills Required: 8+ years of experience as a Windows Server Administrator o

System Administrator Level IVJob Title - System Administrator Level IV

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

•

Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Computer Servers, Linux, Microsoft Windows, Troubleshooting Certifications: None Experience: 9 + years of related experience ship Required: Yes Job Description: System Administrator Level IV Transform technology into opportunity a

Linux System AdministratorJob Title - Linux System Administrator

ManTechCompany Name - ManTech

•

Laurel, Maryland, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Linux System Administrator to join our team in Laurel, Maryland. Responsibilities include but are not limited to:Analyze and resolve complex problems associated with server hardware, applications, and software integration. Configure and manage LINUX and Solaris operating systems.Installs/loads operating systems software.Troubleshoot, maintain integrity of and configure network components.Implement operating systems enhancements to improve r

System Administrator Level IVJob Title - System Administrator Level IV

General DynamicsCompany Name - General Dynamics

•

Annapolis, Maryland, USA

Full-time

System Administrator Level IIIJob Title - System Administrator Level III

General DynamicsCompany Name - General Dynamics

•

Wahiawa, Hawaii, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Computer Servers, Information Technology (IT) Systems, Operating Systems (OS) Certifications: ITIL 4 Foundation - ITIL Experience: 9 + years of related experience ship Required: Yes Job Description: System Administrator Level Tran

System Administrator IIIJob Title - System Administrator III

General DynamicsCompany Name - General Dynamics

•

Arkansas, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Computer Servers, Enterprise IT, Information Technology (IT) Systems, System Security Certifications: None Experience: 9 + years of related experience ship Required: Yes Job Description: System Administrator Level Transform techn

System Administrator Level IIIJob Title - System Administrator Level III

General DynamicsCompany Name - General Dynamics

•

Anchorage, Alaska, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Computer Systems, Operating Systems (OS), Systems Software Certifications: None Experience: 9 + years of related experience ship Required: Yes Job Description: System Administrator Level Transform technology into opportunity as a Sys

Network System AdministratorJob Title - Network System Administrator

Cymertek CorporationCompany Name - Cymertek Corporation

•

Chantilly, Virginia, USA

Full-time

Network System Administrator LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and detail-oriented Network Systems Administrator to join our team and oversee the design, implementation, and maintenance of our network and system infrastructure. In this role, you will ensure the reliability, security, and efficiency of both network operations and system performance. Collaborating with a te