Linux Administrator

Cheltenham,MD

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559 Linux Administrator jobs in Cheltenham,MD

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

SmartExplore AI is experimental.

Senior Systems Engineer (Linux)

GovCIO LLC

Alexandria, VA 22315

$140,000/yr

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

SmartExplore AI is experimental.

Software Engineer with Poly SR SWE2

Lockheed Martin

Greenbelt, MD 20770

~ 29 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.

SmartExplore AI is experimental.

SEDSS - System Administrator **

SimVentions, Inc - Glassdoor✪ 4.6

Hughesville, MD 20637

Oracle Database Administrator

Leidos

Arlington, VA 22201

Cloud Engineer

KPMG

Washington Navy Yard, DC 20398

New, Posted 9 hours ago

Java Developer

Black Cape

Bethesda, MD 20816

Federal Lead Systems Architect

Dell

Falls Church, VA 22044

~ 43 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

SmartExplore AI is experimental.

Sr. Java Engineer

Spark Recruiting

Annapolis, MD 21401

Senior Java Developer

ICS Global Soft

Mc Lean, VA 22102

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