649 Linux System Administration jobs in Beltsville,MD

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Linux Systems Administrator

BOOZ, ALLEN & HAMILTON

Washington, DC 20011

RemoteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

3+ years of experience with RedHat Enterprise Linux or CentOS
Experience managing virtual machines and VMware ESXi
Knowledge of Linux firewalls, networking configuration, and DNS
Active TS/SCI clearance; willingness to take a polygraph exam
Bachelor's degree in an IT field and 5+ years of experience with systems administration, or 12+ years of experience with systems administration in lieu of a degree
Ability to obtain a DoD 8570.1 IAT Level II Compliant certification within 60 days of start date
DoD 8570.1 IAT Level II Compliant certification

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New, Posted 5 hours ago

Director, ServiceNow - Certified System Administrator

KPMG

Washington, DC 20001

~ 28 min OnsiteHealth InsuranceRetirement Benefit

Minimum eight years of recent experience in ServiceNow technology consulting; experience leading and managing systems integration projects, ensuring alignment with strategic objectives and delivering high-quality results
ServiceNow Certified System Admin (CSA) or Certified Technical Architect (CTA) certifications preferred
Bachelor's degree from an accredited college/university in an appropriate field
Verified success in leading five (5) or more ServiceNow projects, ensuring alignment with strategic objectives and delivering high-quality results
Must be authorized to work in the U.S. without the need for employment-based visa sponsorship now or in the future

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Network Operations Center Tier II Systems Administrator

BOOZ, ALLEN & HAMILTON

Columbia, MD 21044

RemoteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

5+ years of experience with Linux
Experience in a system engineering or system administration role
Experience with Linux system administration and Virtual Machine Management
Experience with Jira ticketing and Confluence
TS/SCI clearance with a polygraph
HS diploma or GED

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Senior Systems Engineer (Linux)

GovCIO LLC

Alexandria, VA 22315

$140,000/yr

Hybrid~ 41 min

High School with 9+ years (or commensurate experience)
DoD 8570 IAT Level II or higher (e.g., Security+ CE, CySA+)
A recognized Linux certification (e.g., RHCE, RHCSA)
Deep technical proficiency in administrative engineering, configuration, and advanced troubleshooting of RHEL or similar enterprise Linux platforms.
Hands-on engineering experience using advanced automation scripts (e.g., Ansible, Bash, Python, or Puppet) for systems orchestration.
Proven experience implementing DISA STIGs and hardening enterprise Linux operating systems to meet federal security baselines.
Clearance Level: Must have an active Secret clearance

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Manager, ServiceNow - Certified System Administrator (CSA)

KPMG

Washington, DC 20002

Health InsuranceRetirement Benefit

Minimum five years of recent experience managing and maintaining large, enterprise systems in complex, matrixed organizations, with at least three years of experience directly managing the ServiceNow platform with an extensive focus ITSM, ITOM and IRM
Bachelors degree from an accredited college/university or a minimum five years equivalent work experience
Completion of at least two full implementations of ServiceNow and hold current certifications in ServiceNow System Administration (CSA)
At least one of the following is preferred: CIS - IT Service Management, CIS – Discovery, CIS - Event Management, CIS - Service Mapping, CIS - Risk and Compliance, CIS - Third-party Risk Management, or CIS - Vulnerability Response
Travel as needed
Must be authorized to work in the U.S. without the need for employment-based visa sponsorship now or in the future. KPMG LLP will not sponsor applicants for U.S. work visa status for this opportunity (no sponsorship is available for H-1B, L-1, TN, O-1, E-3, H-1B1, F-1, J-1, OPT, CPT or any other employment-based visa)

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Software Engineer with Poly SR SWE2

Lockheed Martin

Annapolis Junction, MD 20701

~ 18 min OnsiteUrgently HiringHealth InsurancePaid Time OffRetirement Benefit

TS/SCI w/ FSP
Twenty (14) years' experience as a SWE in programs and contracts of similar scope, type, and complexity is required.
Bachelor's degree in Computer Science or related discipline from an accredited college or university is required.
Four (4) years of additional SWE experience on projects with similar software processes may be substituted for a bachelor's degree.
Experience as a Software Engineer with knowledge assisting in the design, development, testing, and debugging of software solutions, with a focus on Linux operating systems.
Strong Familiarity with programming languages such as Java.

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Oracle Database Administrator

Leidos

Arlington, VA 22201

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Software Engineer 3 - Linux/Java/Spring/Docker/Kubernetes/Grafana/Prometheus/NiFi

Captivation Software

Annapolis Junction, MD 20701

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Federal Lead Systems Architect

Dell

Falls Church, VA 22044

~ 39 min Onsite

Secret, TS/SCI required
Lead Solution Architect
On-premise private cloud ecosystem
Linux/Windows
Storage arrays
Software-defined networking
Unified communications (voice/video)
Infrastructure as Code (IaC)
GitOps-driven deployment strategy
Bare-metal provisioning platforms like Tinkerbell
Secure, and resilient infrastructure
Cross Domain Solutions (CDS)
Multi-level security enclaves
Scaled Agile Framework (SAFe)
Experience guiding cross-functional agile teams from architectural design through execution
Private Cloud Architecture & Integration: Design and oversee the implementation of a highly available, multi-tenant on-premise private cloud
Host enterprise Linux and Windows Server workloads at scale
Network Automation & S Architect automated provisioning workflows from bare-metal up to the hypervisor/OS layer using platforms such as Tinkerbell, Canonical MAAS, or similar IaaS provisioning tools
GitOps & Infrastructure as Code (IaC): Define, champion, and enforce a Git-centric (GitOps) deployment strategy
Infrastructure and OS-level configurations are version-controlled in Git and executed via automated, declarative CI/CD workflows
Cross Domain & DoD/IC Security: Architect

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Cyber RF Software Engineer Senior Staff

Lockheed Martin

Hanover, MD 21076

~ 23 min OnsiteUrgently HiringFlexible Schedule

Active security clearance with polygraph.
Bachelor's (or higher) degree in Engineering, Computer Science, or a related field with a DSP focus from an accredited institution.
Equivalency: MS in Engineering/CS + 2 years experience OR 4 years DSP experience + high school diploma
Minimum 12 years of experience developing DSP algorithms on projects that follow established software processes.
Minimum 12 years of professional programming experience using C++, Linux, Python (or comparable languages).

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