Senior Systems Administrator Jobs in Greenbelt, MD

1 - 20 of 4,809 Jobs

Senior Systems AdministratorJob Title - Senior Systems Administrator

NuAxis LLCCompany Name - NuAxis LLC

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On-site in Reston, Virginia, USA

Full-time

We are a federal IT company on a mission to make customer experience (CX) the center of every government solution. Technology is our Passion. People are our Purpose. Grow with us! As a growing business, every NuAxis Innovations employee impacts the success and direction of this company. We all share a true passion for technology and enjoy working together to develop solutions, share ideas, and exchange knowledge. At NuAxis Innovations, we celebrate diversity and the unique perspective each team

Sr Systems AdministratorJob Title - Sr Systems Administrator

ComriseCompany Name - Comrise

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Hybrid in Washington, District of Columbia, USA

Contract

Job Title: Senior System Administrator Locations: Hybrid Remote on any of the following locations: Washington, DCNew York City, NYLos Angeles, CAEmployment Term: 6 Months Contract Industry: Radio and Broadcasting Services Important Note: Must have legal authorization to work in the United States. No Corp to Corp (C2C) or Visa sponsorship provided. Job Overview: As the Senior System Administrator, you will join our dynamic team dedicated to Media Content Engineering. This role is responsible for

Sr. Systems Administrator / Task LeadJob Title - Sr. Systems Administrator / Task Lead

GovCIOCompany Name - GovCIO

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On-site in Washington, District of Columbia, USA

Full-time

Overview GovCIO is currently hiring for a Sr. Systems Administrator / Task Lead. This position will be located in Washington, D.C. and will be onsite. Responsibilities The successful candidate will provide operational and maintenance (O&M) support for NIPRNET, SIPRNET, and JWICS system infrastructure for approximately 400 users and O&M support for Special Access System infrastructure for approximately 150 users. Day to day activities include, but are not limited to: Provide O&M support for Pr

Senior Systems Administrator-HybridJob Title - Senior Systems Administrator-Hybrid

GovCIOCompany Name - GovCIO

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On-site in Hanover, Maryland, USA

Full-time

Overview We are currently hiring for a Sr Systems Administrator to support a Network Operations Center for the National Background Investigation Services (NBIS) system. Candidate must be located within commuting distance of Hanover, MD. Candidates are expected to reside locally and be able to report to the customer site one to two days per week as needed. Responsibilities Operate an AWS GovCould hosting service with a collection of capabilities, tools, and services to provide a modern automat

Senior Systems Administrator, Top Secret Security Clearance Required - GJob Title - Senior Systems Administrator, Top Secret Security Clearance Required - G

Next Step SystemsCompany Name - Next Step Systems

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On-site in Arlington, Virginia, USA

Full-time

Senior Systems Administrator, Top Secret Security Clearance Required, Arlington, VA We are seeking a Senior Systems Administrator to perform a wide variety of systems administration tasks. This could include installation, configuration, upgrades, and operational support. This position is 100% Onsite and not Remote. Senior Systems Administrator Responsibilities: - Be responsible for OpenText Content Server and associated modules: Install new software releases, system upgrades, evaluate and ins

Senior Systems AdministratorJob Title - Senior Systems Administrator

LeidosCompany Name - Leidos

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On-site in Annapolis Junction, Maryland, USA

Full-time

Description The selected individual will be responsible for maintaining system administration support activities for a large complex network environment with geographically distributed systems. The position entails supporting solutions for system engineering requests that continues to meet operational needs as well as upgrading and maintaining capabilities. The selected candidate must be comfortable working in a fast-paced environment with multiple air-gapped systems which have individual domain

Sr Systems Administrator-Onsite at the Reston or Herndon, VA OfficeJob Title - Sr Systems Administrator-Onsite at the Reston or Herndon, VA Office

Nexgen TechnologiesCompany Name - Nexgen Technologies

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On-site in Reston, Virginia, USA

Full-time

(Onsite at either the Reston or Herndon, VA Office) NexGen is currently seeking a Sr Systems Administrator to join our team working on a federal government project. This individual will have knowledge in providing system administration support across all supported systems and environments including servers, databases, network devices, and storage components. The supported environments include production, disaster recovery, test, and development. This individual will be required to work closely

Senior Content Server Systems Administrator, Top Secret Security Clearance Required - GJob Title - Senior Content Server Systems Administrator, Top Secret Security Clearance Required - G

Next Step SystemsCompany Name - Next Step Systems

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On-site in Washington, District of Columbia, USA

Full-time

Senior Content Server Systems Administrator, Top Secret Security Clearance Required, Washington, DC We are seeking an OpenText Content Server System Administrator to perform a wide variety of system administration tasks for the OpenText Content Server solution. This could include installation, configuration, upgrades, and operational support. Responsibilities: - Be responsible for OpenText Content Server and associated modules: Install new software releases, system upgrades, evaluate and insta

Senior OpenText Systems Administrator, Top Secret Security Clearance Required - GJob Title - Senior OpenText Systems Administrator, Top Secret Security Clearance Required - G

Next Step SystemsCompany Name - Next Step Systems

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On-site in Arlington, Virginia, USA

Full-time

Senior OpenText Systems Administrator, Top Secret Security Clearance Required, Arlington, VA We are seeking a Senior OpenText System Administrator to perform a wide variety of systems administration tasks. This could include installation, configuration, upgrades, and operational support. This position is 100% Onsite and not Remote. Senior OpenText Systems Administrator Responsibilities: - Be responsible for OpenText Content Server and associated modules: Install new software releases, system

Senior Linux Systems AdministratorJob Title - Senior Linux Systems Administrator

BAE SystemsCompany Name - BAE Systems

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On-site in Annapolis Junction, Maryland, USA

Full-time

Job Description Your new career is waiting here! BAE Systems, a global defense, aerospace and security company employing more than 88,200 people worldwide, with wide-ranging products and services covering air, land and naval forces, as well as advanced electronics, security, information technology, and support services. BAE Systems, Inc. is a top-ten prime contractor to the U.S. Department of Defense, well positioned to support customers in what is the world's largest defense market is HIRING N

Senior Linux Systems AdministratorJob Title - Senior Linux Systems Administrator

BAE SystemsCompany Name - BAE Systems

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On-site in Annapolis Junction, Maryland, USA

Full-time

Job Description Unlock the Power of Supercomputing: Join BAE Systems-One of the Leading Service Providers of HPCs Contribute to one of our longest running programs where we orchestrate the support and sustainment of some of the world's largest and most advanced supercomputers. We are more than just gatekeepers, we are the vanguard of support for the modern warfighter. Our dynamic and ever evolving teams are searching for exceptional individuals who yearn for a flexible work-life environment,

Senior Computer Scientist / Systems AdministratorJob Title - Senior Computer Scientist / Systems Administrator

LeidosCompany Name - Leidos

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On-site in Washington, District of Columbia, USA

Full-time

Description Looking for an opportunity to make an impact? The Leidos National Security Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations, and decision analytics to support our defense and intel customers' mission to defend against evolving threats around the world. Our team's focus is to ensure our customers have the right tools, technologies, and tactics to keep pace with an ever-evolving security landscape and s

Sr Principal Cyber Systems Administrator (SB)Job Title - Sr Principal Cyber Systems Administrator (SB)

Northrop GrummanCompany Name - Northrop Grumman

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On-site in Fort Meade, Maryland, USA

Full-time

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to

Senior Microsoft Systems AdministratorJob Title - Senior Microsoft Systems Administrator

Eliassen GroupCompany Name - Eliassen Group

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On-site in McLean, Virginia, USA

Contract

**Hybrid in Washington, DC.** Our government client is looking for a Senior Microsoft Systems Administrator to join their team. We offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance. Pay Rate: $52.00/hr on W2 Skills, experience, and other compensable factors will be taken into account when determining pay rate. The pay range provided in this posting is a reflection of a W2 hourly rate; other employment options may

Senior Cyber Systems Administrator/26235Job Title - Senior Cyber Systems Administrator/26235

Judge Group, Inc.Company Name - Judge Group, Inc.

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On-site in Crownsville, Maryland, USA

Full-time

Location: Crownsville, MD Description: Job Title: Senior Cyber Systems Administrator Location: US-MD-Crownsville Only Independent consultants Responsibilities: Senior Cyber Systems Administrator. Duties and Responsibilities: Configuration management and control of maintenance architectural/design/functional changes to Splunk Enterprise, ES and SOAR. Provide knowledge and execution of platform hardening using standards such as STIGs or CIS Benchmarks. Coordinate with various system owner suppo

Senior Computer Scientist / Systems AdministratorJob Title - Senior Computer Scientist / Systems Administrator

LeidosCompany Name - Leidos

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On-site in Reston, Virginia, USA

Full-time

Sr. Principal Linux Systems Administrator - PolygraphJob Title - Sr. Principal Linux Systems Administrator - Polygraph

Northrop GrummanCompany Name - Northrop Grumman

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On-site in Linthicum Heights, Maryland, USA

Full-time

Sr. Principal Windows Systems Administrator - PolygraphJob Title - Sr. Principal Windows Systems Administrator - Polygraph

Northrop GrummanCompany Name - Northrop Grumman

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On-site in Linthicum Heights, Maryland, USA

Full-time

Senior High Performance Computing Systems AdministratorJob Title - Senior High Performance Computing Systems Administrator

BAE SystemsCompany Name - BAE Systems

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On-site in Annapolis Junction, Maryland, USA

Full-time

Systems Administrator SeniorJob Title - Systems Administrator Senior

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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On-site in Springfield, Virginia, USA

Full-time

Please take this opportunity to join one of GDIT's fastest long-standing growing programs! US Battlefield Information Collection and Exploitation System eXtended (US BICES-X) is a cutting edge program supporting DoD intelligence information sharing on current and emerging global threats to mission and coalition partners and emerging nations. With an internationally dispersed team supporting each combatant command, the US BICES-X team is in direct support of the war fighter and their missions. We