3,734 Results for

Systems Administrator Jobs in Columbia, MD

Jobs

System Administrator, Senior Booz Allen Hamilton Inc

Laurel, MD

$77,600–$176,000 / year

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. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual's particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.

30+ days ago

Senior VDI Administrator Leidos

Alexandria, Virginia

Provide Tier 2 and Tier 3 operations support and be able to rapidly distinguish isolated user problems vs service outages for Citrix technologies to include Citrix XenDesktop, Citrix XenApp, Citrix NetScaler, and Citrix StoreFront in addition to Microsoft M365 Azure Virtual Desktop (AVD). Extensive experience with conducting incident and trend analysis via log review, performance baselining/review, and other incident/problem management techniques to develop solutions to ongoing issues impacting customer experience.

13 days ago

RedHat Linux System Administrator (Levels I - IV) Jasint Consulting And Technologies, Llc

Annapolis Junction, MD

$120,000–$185,000 / year

The specific demonstrated skills, as more fully set forth at each level may include: providing support for the implementation and operation of Red Hat Enterprise Linux-based Information Technology (IT) systems or Red Hat Derivative systems, installing and configuring Linux-based operating systems and their services, conducting day-to-day operations, such as account management, system health and status checks, and internal technical and security log review, identifying capacity, performance, and reliability issues and escalating them for resolution, applying patches and configuration changes according to provided direction, supporting the dispatching of hardware technicians, and performing hardware maintenance, managing the system as part of an integrated solution, assisting related administrators in troubleshooting and correcting network and storage subsystem issues, automating tasks and using tools in order to provide concurrent management of multiple systems, and communicating status to agency management and internal customers. JASINT participates in E-Verify and will provide the federal government with I-9 information to confirm that all new hires are authorized to work in the U.S. To learn more about E-Verify, please visit dhs.gov/e-verify.

6 days ago

System Administrator 2/System Engineer1-BY-TW-08 Onyx Point

Hanover, Maryland

Bachelor’s degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline from an accredited college or university is required. Additional Insurance: Basic Life/AD&D, Voluntary Life/AD&D, Short and Long-Term Disability, Accident, Critical Illness, Hospitalization Indemnity, and Pet Insurance .

30 days ago

System Administrator (Clearance Required) Kroll, LLC

Washington, DC

$100,000–$150,000 / year

The successful candidate will be responsible for the day-to-day administration, security compliance, and operational health of complex Linux-based infrastructure spanning virtualized environments, container platforms, and classified networked systems. The SA Level 2 operates with a high degree of independence and serves as a technical authority on Linux systems engineering, PKI/cryptographic policy enforcement, storage management, IP networking, and security compliance.

30+ days ago

System Administrator (Linux, AWS) TalentOps

Maryland

The ideal candidate will have a strong background in systems administration, troubleshooting, and infrastructure support, with experience in Linux, Amazon Web Services (AWS), or BigFix. Through flexibility, transparency, and strong support, we enable our team to thrive—fueling curiosity, creativity, and innovative solutions that truly serve their clients.

4 days ago

Senior Windows SME Leidos Holdings Inc

Arlington, VA

$116,350–$210,325 / year

The DISA CESO ITSS team provides network operations and cyber defense support to the Defense Information Systems Agency (DISA), enabling secure and reliable communications for the Department of Defense (DoD) and Combatant Commands (COCOMs). For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

30+ days ago

Junior Systems Administrator Consultant Palladium Global Holdings Inc

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30+ days ago

Lead Engineer I, System & Infrastructure Administrator (Red Hat Linux & Solaris) KPMG International Cooperative

Baltimore, MD

Albany, NY; Albuquerque, NM; Atlanta, GA; Austin, TX; Baltimore, MD; Baton Rouge, LA; Bentonville, AR; Birmingham, AL; Boise, ID; Boulder, CO; Buffalo, NY; Charlotte, NC; Chicago, IL; Cincinnati, OH; Cleveland, OH; Columbus, OH; Dallas, TX; Denver, CO; Des Moines, IA; Detroit, MI; Fort Worth, TX; Ft Lauderdale, FL; Greenville, SC; Harrisburg, PA; Hartford, CT; Houston, TX; Indianapolis, IN; Jackson, MS; Jacksonville, FL; Kansas City, MO; Knoxville, TN; Lincoln, NE; Louisville, KY; Memphis, TN; Miami, FL; Milwaukee, WI; Minneapolis, MN; Montvale, NJ; Morristown, NJ; Nashville, TN; New Orleans, LA; Oklahoma City, OK; Omaha, NE; Orlando, FL; Philadelphia, PA; Phoenix, AZ; Pittsburgh, PA; Providence, RI; Raleigh, NC; Richmond, VA; Rochester, NY; Salt Lake City, UT; San Antonio, TX; Shreveport, LA; St Louis, MO; Tallahassee, FL; Tampa, FL; Tempe, AZ; Virginia Beach, VA; Winston-Salem, NC. Administer physical Oracle/Sun SPARC Enterprise and T-Series hardware alongside enterprise x86 server platforms; deploy, configure, and maintain Solaris Global and Non-Global Zones, and enterprise Linux virtualization platforms (for example, VMware ESXi, KVM).

23 days ago

System Administrator 2 or System Engineer 1 IntelliGenesis

Annapolis Junction, MD

Full time

Determination of official compensation or salary relies on several different factors including, but not limited to: level of position, complexity of job responsibilities, geographic location, candidate’s scope of relevant work experience, educational background, certifications, contract-specific affordability, organizational requirements and alignment with local market data. Bachelor’s degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline from an accredited college or university is required.

12 days ago

System Administrator 2 Or System Engineer 1 IntelliGenesis LLC

Annapolis Junction, MD

Bachelor's degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or related discipline from an accredited college or university is required. Required Qualifications: System Administrator Level 2: Ten (10) years experience as a SA in programs and contracts of similar scope, type, and complexity is required.

12 days ago

Network Security System Administrator 3 Itezz

Annapolis Junction, Maryland

Configure and manage network devices, firewalls, VPNs, web proxies, and load balancers and installs/loads operating system software, troubleshoot, maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance. Configure and manage network devices, firewalls, VPNs, web proxies, and load balancers and install/load operating system software, troubleshoot, maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance.

30+ days ago

B2 Information Systems Security Officer (IA) StratAcuity Staffing Partners Inc

linthicum, MD

$40–$64 / hour

In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts.

9 days ago

Microsoft SQL Server Database Administrator Peraton

Herndon, Virginia

$135,000–$216,000 / year
Full time

As a Microsoft SQL Server Database Engineer, you will be responsible for a range of exciting tasks: Perform database administration activities, including the installation and maintenance of database management software, and the design and implementation of predictive analysis. Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan .

6 days ago

System Administrators II FLASH Technology Group

Annapolis Junction, Maryland

$94,000–$111,000 / year

Ensure systems adhere to security best practices and organizational policies.-Help implement and monitor security controls such as antivirus, endpoint protection, firewalls and access managenet.-Participate in audits risk assessments and remediation activities. At Flash Technology Group, we truly care about our team, offering flexibility for a balanced life, competitive compensation, and a robust benefits package that supports you and your family.

23 days ago

US Defense - System Administrator Senior Technology Consultant, (Clearance TS/SCI) Aberdeen, MD, Onsite Hewlett Packard Enterprise Company

Annapolis, MD

Full time

Additional skills: accountability, active listening, client expectations management, critical thinking, cross-functional teamwork, customer-centric solutions, customer relationship management (CRM), follow-through, growth mindset, long-term planning, managing ambiguity, process improvement, product services, and relationship building. Please note that Hewlett Packard Enterprise (HPE), its direct and indirect subsidiaries and affiliated companies, and its authorized recruitment agencies/vendors will never charge a candidate a registration fee, hiring fee, or any other fee in connection with its recruitment and hiring process.

3 days ago

System Administrator Mindlance

OWINGS MILLS, MD

Quick Apply

A System Administrator, often abbreviated as sysadmin, is responsible for the maintenance, configuration, and reliable operation of computer systems and servers. Their primary duties include: Installing and configuring hardware and software components to ensure system security and efficiency.

26 days ago

Sr. Unix System Administrator Orbis Operations

Annapolis Junction, Maryland

Required Clearance: Active Security Clearance required at the Top Secret (TS)/Special Compartmented Information (SCI) level and appropriate level Polygraph Role Description: The successful candidate will be responsible for providing support for a large scale Unix system including installation of COTS/GOTS/FOSS software, day-to-day operations, monitoring, and problem resolution for all of the computer, network, memory, and storage system components. Experience performing System Administration including installation, configuration, and support of COTS/GOTS/FOSS software in a large-scale Unix cluster environment.

30+ days ago

System Administrator TS/SCI Polygraph Leidos

Alexandria, Virginia

Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. Executing the process for managing information assurance vulnerability alerts (IAVAs) and system security scanning for equipment suites in accordance with the System Security Plans for these systems to identify and remediate IAVAs rapidly and accurately.

30+ days ago

Oracle Database Administrator CACI

Reston, Virginia

$86,600–$181,800 / year

Job Title: Oracle Database AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: Top SecretEmployee Type: RegularPercentage of Travel Required: NoneType of Travel: None* * * The Opportunity: Join a mission‑critical DoD modernization effort supporting a major financial and acquisitions system relied on for more than 20 years. 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.

23 days ago

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Systems Administrator Jobs in Columbia, MD

System Administrator, Senior Booz Allen Hamilton Inc

Senior VDI Administrator Leidos

RedHat Linux System Administrator (Levels I - IV) Jasint Consulting And Technologies, Llc

System Administrator 2/System Engineer1-BY-TW-08 Onyx Point

System Administrator (Clearance Required) Kroll, LLC

System Administrator (Linux, AWS) TalentOps

Senior Windows SME Leidos Holdings Inc

Junior Systems Administrator Consultant Palladium Global Holdings Inc

Lead Engineer I, System & Infrastructure Administrator (Red Hat Linux & Solaris) KPMG International Cooperative

System Administrator 2 or System Engineer 1 IntelliGenesis

System Administrator 2 Or System Engineer 1 IntelliGenesis LLC

Network Security System Administrator 3 Itezz

B2 Information Systems Security Officer (IA) StratAcuity Staffing Partners Inc

Microsoft SQL Server Database Administrator Peraton

System Administrators II FLASH Technology Group

US Defense - System Administrator Senior Technology Consultant, (Clearance TS/SCI) Aberdeen, MD, Onsite Hewlett Packard Enterprise Company

System Administrator Mindlance

Sr. Unix System Administrator Orbis Operations

System Administrator TS/SCI Polygraph Leidos

Oracle Database Administrator CACI

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