Lead Windows System Administrator Jobs in Fairfax, VA

21 - 40 of 329 Jobs

Senior System Administrator [Forescout] - Active Top Secret Clearance RequiredJob Title - Senior System Administrator [Forescout] - Active Top Secret Clearance Required

Essential Network Security Solutions, LLCCompany Name - Essential Network Security Solutions, LLC

•

Reston, Virginia, USA

Full-time

DescriptionWork individually or in a small integrated team, and may lead a task, project, or team. Ensure project completion and provide guidance and direction to lower-level technicians, specialists, and managers. Develop new concepts and processes and analyze root causes and resolve complex issues using your full knowledge of the industry. Perform systems administration of cyber tools sets and server systems connected to networks across multiple classification domains. Provide support to devel

Active Directory System AdministratorJob Title - Active Directory System Administrator

LeidosCompany Name - Leidos

•

Alexandria, Virginia, USA

Full-time

Description Leidos is seeking a System Administrator to partner on a large enterprise IT contract for the DOD. The System Administrator will be responsible for maintaining existing enterprise identity management solutions, troubleshoot incidents, and assist with transitioning new capabilities from the engineering team to production. Duties will include validating the health and status, operations, and maintenance of identity management systems such as Active Directory, Azure Active Directory, Az

System Administrator with MECM/SCCMJob Title - System Administrator with MECM/SCCM

Alpha Omega Integration LLCCompany Name - Alpha Omega Integration LLC

•

Washington, District of Columbia, USA

Full-time

Alpha Omega Integration LLC is an award-winning Federal IT Solutions provider. Since its inception in September 2016, we have grown from a start-up to a $100m/year business. Alpha Omega's growth stems from our mission focus: to make the US Government the best in the world. We achieve that via advanced capabilities in the areas of Design & Product Management, DevSecOps & Cloud Engineering, Intelligent Automation, and Cybersecurity. Our consistent growth has fostered a series of accolades includin

System AdministratorJob Title - System Administrator

Kforce Technology StaffingCompany Name - Kforce Technology Staffing

•

Remote or Chantilly, Virginia, USA

Contract

RESPONSIBILITIES: Kforce has a client that is seeking a System Administrator in Chantilly, VA. Summary: In this role, the System Administrator will be responsible for the administration of user access and the privileges to applications and systems, ensuring that access requests are properly authorized, appropriately documented, and accurately fulfilled. The individual will also be responsible for troubleshooting user access issues, including determining cause and implementing resolution. The Sy

Lab Manager / System AdministratorJob Title - Lab Manager / System Administrator

Node.DigitalCompany Name - Node.Digital

•

Arlington, Virginia, USA

Full-time

Lab Manager / System Administrator Location: Arlington, VA Must have an active Secret Security Clearance Node is supporting a U.S. Government customer to provide support for onsite incident response to civilian Government agencies and critical asset owners who experience cyber-attacks, providing immediate investigation and resolution. Contract personnel perform investigations to characterize the severity of breaches, develop mitigation plans, and assist with the restoration of services. Node

System AdministratorJob Title - System Administrator

Kforce Technology StaffingCompany Name - Kforce Technology Staffing

•

Herndon, Virginia, USA

Contract

RESPONSIBILITIES: Kforce has a client that is seeking a System Administrator in Herndon, VA. Responsibilities: * System Administrator will design, build, and deploy, and administer large scale multi-domain enterprise Windows Server, Microsoft Exchange, and Azure, M365, and O365 environments * Plans and directs upgrades of Windows Server, Microsoft Exchange, and Azure/M365 infrastructure and related components * Designs and defines system architecture for new or existing computer systems utilizi

Linux System AdministratorJob Title - Linux System Administrator

Motion Recruitment Partners, LLCCompany Name - Motion Recruitment Partners, LLC

•

Arlington, Virginia, USA

Full-time

Linux System Administrator This company is looking for a Linux System Administrator proficient in RedHat Linux, RedHat Satellite, and Ansible for automated patching. This is a full-time salaried role supporting a government client based in Washington, DC, with the option of working remotely full-time. The preferred candidate will have proven experience in Linux server management within a data center setting, including OS patching and task automation using management tools and custom scripts (in

System Administrator [Fidelis] - Active Top Secret Clearance requiredJob Title - System Administrator [Fidelis] - Active Top Secret Clearance required

Essential Network Security Solutions, LLCCompany Name - Essential Network Security Solutions, LLC

•

Reston, Virginia, USA

Full-time

DescriptionWork individually or in a small integrated team to develop innovative solutions to enable secure and reliable operations of enterprise computer systems. Develop new concepts and processes and analyze root causes and resolve complex issues utilizing your knowledge of industry. Performs systems administration of cyber tools sets and server systems connected to networks across multiple classification domains. Provide support to developmental and operational systems including day-to-day o

Lawson System AdministratorJob Title - Lawson System Administrator

BAE SystemsCompany Name - BAE Systems

•

Sterling, Virginia, USA

Full-time

Job Description Seeking a Lawson Systems Administrator that will work directly with a system and application that is critical to the business needs of the customer. Looking for a high performer who wants to develop into the POC and Subject Matter Expert and will work with existing System Administrators to improve processes and streamline efforts. We will look at Mid-Level Too. This position has flexible hours - We will also consider a part-time employee if the skills are right. This positio

Linux System Administrator - Secret Clearance preferred (On-Site)Job Title - Linux System Administrator - Secret Clearance preferred (On-Site)

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

•

Oakton, Virginia, USA

Full-time

Discover a career that is challenging, impactful, and mission-critical. Join our team as a Linux System Administrator and make an impact. While you help us advance the mission, we'll help advance your career. ship required. Candidate must be local to the area and work onsite. Representative Duties and Tasks: Responsible for managing the functionality and efficiency of a group of computers running on one or more operating systemsMaintains the integrity and security of servers and systemsServes a

Junior Cyber System Signature / Firewall Administrator - TS/SCI with PolygraphJob Title - Junior Cyber System Signature / Firewall Administrator - TS/SCI with Polygraph

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

•

Reston, Virginia, USA

Full-time

Own your career as a Cyber Intrusion Detection System Administrator at GDIT. Here, you'll have the opportunity to build strong lines of cyber defense using cutting-edge technologies. Your work in cyber security at GDIT will have an impact on securing our clients' missions and ensuring we anticipate the threats of tomorrow. At GDIT, people are our differentiator. As a Cyber Intrusion Detection System Administrator you will help ensure today is safe and tomorrow is smarter. HOW A CYBER INTRUSION

System Administrator - Must have an active Secret clearanceJob Title - System Administrator - Must have an active Secret clearance

Epic Systems, Inc,Company Name - Epic Systems, Inc,

•

Dulles, Virginia, USA

Contract

Must have an active Secret clearance and be able to obtain a TS/SCI clearance and DHS Suitability Job TItle: System Administrator Work Location: Dulles, VA Epic Systems is supporting a U.S. Government customer on a large mission critical development and sustainment program to design, build, deliver, and operate a network operations environment including introducing new cyber capabilities to address emerging threats. Epic is seeking a Systems Administrator with Azure experience to support the des

Junior System Administrator - Active Top Secret ClearanceJob Title - Junior System Administrator - Active Top Secret Clearance

Essential Network Security Solutions, LLCCompany Name - Essential Network Security Solutions, LLC

•

Washington, District of Columbia, USA

Full-time

DescriptionCollaborates to develop innovative solutions to enable secure and reliable operations of enterprise computer systems. Works individually or in a small integrated team, and may also lead a task, project, or team. Ensure project completion and provide guidance and direction to lower-level technicians, specialists, and managers. Develop new concepts and processes and analyze root causes and resolve complex issues utilizing your full knowledge of industry. Perform systems administration o

System Administrator 3 - Springfield, VAJob Title - System Administrator 3 - Springfield, VA

MC Dean, IncCompany Name - MC Dean, Inc

•

Springfield, Virginia, USA

Full-time

Job Duties and Responsibilities: In this role you will be responsible for monitoring, maintaining, and testing of Physical Access Control, CCTV, PSIM and Integrated Electronic Systems. This position is maintained at a single work location in the Washington D.C. area. Candidates must be flexible in schedule, neat in appearance, able to communicate professionally with customers and coworkers. Punctuality, attendance, a willingness to learn, and an ability to work well with others are key to succe

System Administrator - Windows/VMware - Night ShiftJob Title - System Administrator - Windows/VMware - Night Shift

LogicalisCompany Name - Logicalis

•

Remote

Full-time

Job Description Summary Supports customers' server and network environments as member of Logicalis' 24x7x365 operations team, headquartered in West Chester, Ohio. Responsible for support, incident management, problem management and change management for devices and resources monitored by Logicalis Managed Services including Windows / Unix / Linux servers, System i devices, network devices and applications as well as other supported configuration items for internal and client systems. Essential

System AdministratorJob Title - System Administrator

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

•

Newington, Virginia, USA

Full-time

Transform technology into opportunity as a Systems Administrator with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you'll be at the forefront of innovation and play a meaningful part in improving how agencies operate. At GDIT, people are our differentiator. As a Systems Administrator you will help ensure today is safe and tomorrow is smarter. Our work depends on Systems Administrator joining our team to provide technical support for our cl

SA046 Junior Desktop System AdministratorJob Title - SA046 Junior Desktop System Administrator

ADNET SystemsCompany Name - ADNET Systems

•

Greenbelt, Maryland, USA

Full-time

SA046 Junior Desktop System Administrator ADNET is seeking an entry level Junior Desktop System Administrator for a position at NASA. The position will support the Atmospheric Science Laboratories in the Earth Sciences Division of the Goddard Space Flight Center (GSFC) in Greenbelt, Maryland. The candidate will join a dedicated team responsible for maintaining the desktop and laptop Windows and Mac systems used by the scientists and staff. The candidate will work directly with the scientists and

Security Administrator LeadJob Title - Security Administrator Lead

Maximus, Inc.Company Name - Maximus, Inc.

•

Arlington, Virginia, USA

Full-time

Description & Requirements Since 1975, Maximus has operated under its founding mission of Helping Government Serve the People, enabling citizens around the globe to successfully engage with their governments at all levels and across a variety of health and human services programs. Maximus delivers innovative business process management and technology solutions that contribute to improved outcomes for citizens and higher levels of productivity, accuracy, accountability and efficiency of governmen

Cyber System Signature / Firewall Administrator - TS/SCI with PolygraphJob Title - Cyber System Signature / Firewall Administrator - TS/SCI with Polygraph

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

•

Washington, District of Columbia, USA

Full-time

Lead System Architect (DoD)Job Title - Lead System Architect (DoD)

Navigant ConsultingCompany Name - Navigant Consulting

•

McLean, Virginia, USA

Part-time

Job Family : Systems Engineering Travel Required : None Clearance Required : Ability to Obtain Secret What You Will Do : The Lead System Architect/Engineer for this large and complex identity and credential management system will be responsible for leading the definition and description of system architecture and associated diagrams and specifications and the coordination of that architecture through the test, quality assurance and production phases. Responsibilities will include overseeing the