Principal Linux Systems Administrator Jobs in Maryland

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Systems Administrator, Senior Advisor

Peraton

•

Fort Meade, Maryland, USA

Full-time

Responsibilities Peraton is seeking a Senior Systems Administrator to join our team in the Fort Meade, MD / Annapolis Junction, MD area. Our dynamic team delivers information security solutions that facilitate secure data flows and the detection/prevention of unauthorized behaviors, performs system security vulnerability assessments and solution development, provide enterprise-level network, server, desktop, and application security services. Responsibilities may include: Support the design of
Posted 60+ days ago | Updated 28 days ago

Systems Administrator

QinetiQ US

•

Columbia, Maryland, USA

Full-time

Company Overview We are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locations world-wide. Much of our work contributes to innovative research in the fields of sensor science, signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and augmented reality (AR). QinetiQ US's dedicated experts in defense, aerospace, security, and related fields a
Posted 60+ days ago | Updated 10 hours ago

Systems Administrator

CACI International, Inc.

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Fort Meade, Maryland, USA

Full-time

Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Continental US * * * CACI is seeking a Systems Administrator to provide support for implementation, troubleshooting and maintenance of Information Technology (IT) systems, manage IT system infrastructure and any processes related to these systems. The Systems Administrator
Posted 60+ days ago | Updated 28 days ago

Linux Systems/Elastic & Application Support Engineer

InfoVision, Inc.

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Remote

Contract

We are looking for Application Support Engineer with our direct client. Title:Linux Systems/Elastic & Application Support Engineer Duration: 12 months Location: Remote Job Description: Our Global Technology Solutions group is looking for a Senior Systems & Software Engineer to lead and collaborate with portfolio teams across all LOBs to support a framework that combines engineering and application development to drive operational stability. The ideal candidate will collaborate with the core t
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Posted 60+ days ago | Updated 25 days ago

Security Information and Event Management Engineer

Apexon

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Remote

Full-time, Third Party

Required Skills: QRadar SIEM AQL Analytical Skills Redhat Linux administration Bash DSM Database Management Excellent Verbal Communication Skills IBM IBM QRadar SIEM Intrusion Detection System IDS Linux Network Engineering Networking Protocol Performance Monitoring and Metrics PostgreSQL Problem Solving Python (Programming Language) SIEM SOAR Scripting Security Operations Software Troubleshooting Ticketing Systems Use case creation Vulnerability Scanning Preferred Skills: Palo Alto XSIAM and X
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Posted 27 days ago

OpenShift Administrator

Sun Technologies,Inc.

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Remote

Contract

Job Title: OpenShift Administrator Certifications Required: Red Hat Certified Specialist in OpenShift Administration Certified Kubernetes Administrator (CKA) Duration: up to 3 months contract (with the possibility of extension) Location: Remote Work / Work from Home Work Schedule: 4/10 Schedule Pay Rate: $96/hr on W2 Featured Benefits: Medical Insurance in compliance with the ACA401(k)Sick leave in compliance with applicable state, federal, and local laws Skills Required: Understanding of Op
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Posted 33 days ago | Updated 4 hours ago

Teamcenter Deployment Specialist (Linux Environment)-63547

PRIMUS Global Services Inc.

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Remote or Texas, USA

Contract, Third Party

Teamcenter Deployment Specialist (Linux Environment)-63547 We have an immediate long-term opportunity with one of our largest clients for a position of Teamcenter Deployment Specialist (Linux Environment) to work in Remote Basis Requirements Deploy and install Teamcenter on Linux-based systems Perform Teamcenter deployment in cloud environments (AWS preferred) Support installation, configuration, and troubleshooting activities Collaborate with infrastructure and application teams to ensure smo
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Posted 14 days ago | Updated 3 hours ago

IBM MQ SME

ALTA IT Services

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Remote

Full-time

IBM MQ SME 100% Remote ship is Required per government contract Must be able to obtain Public Trust clearance Description: This is an E-commerce position requiring a minimum of bachelor s degree in computer science or related field or has equivalent work experience. Must have strong administration support skills in UNIX (Solaris / Linux) and IBM MQ experience. Individuals must be able to lead, implement, and support specialized business and technical information technology solutions. Must be
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Posted 3 days ago

Zabbix & Znuny Developer || Remote

1 Point System

•

Remote

Contract

Skills needed:5+ years of experience in IT infrastructure monitoring, event management, and automation, leveraging tools such as Zabbix, OTRS/Znuny, Linux, KVM, LXC, Kubernetes, Proxmox.Proficient in ITSM frameworks (ITIL, Incident & Event Management).MUST have STRONG hands-on experience with following tools:Zabbix (for monitoring, alerting, and automation).OTRS/Znuny (for ticketing, ITSM workflows).Linux (for server administration, automation).KVM & LXC (for virtualization and container managem
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Posted 3 days ago

ServiceNow ITSM Developer with strong Zabbix & Znuny exp - Remote

1 Point System

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Remote

Contract

Skills needed:5+ years of experience as an ITSM Software Developer to design, develop, and maintain an IT Service Management (ITSM) software product that integrates seamlessly with ServiceNow.Expertise in IT infrastructure monitoring, event management, and automation, leveraging tools such as Zabbix, OTRS/Znuny, Linux, KVM, LXC, Kubernetes, and Proxmox.Proficient in ITSM frameworks (ITIL, Incident & Event Management).2+ years of RECENT hands-on experience needed with following tools:Zabbix (for
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Posted 2 hours ago

Remote Senior OpenShift Engineer

Infinite Computer Solutions (ICS)

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Remote

Full-time

Note : GCEAD, L2EAD, consultant can apply for this position who can work on W2. Job Descriptions Seeking a skilled and motivated Red Hat OpenShift Engineer to join our cloud infrastructure team. In this role, you will be responsible for the design, deployment, configuration, and maintenance of containerized applications using Red Hat OpenShift. Youll work closely with DevOps, Development, and Security teams to ensure our applications are scalable, secure, and highly available. Key Responsibil
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Posted 39 days ago | Updated 4 days ago

Splunk Administrator

Central Point Partners

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Remote

Contract

Mortgage Company 100% REMOTE Needed ASAP Contract to hire Must work on W2 without sponsorship Splunk Administrator Seeking a skilled and proactive Splunk Administrator to join our IT operations and cybersecurity team. The ideal candidate will be responsible for deploying, maintaining, optimizing, and securing our Splunk platform across the enterprise. This role is essential in ensuring high availability of Splunk infrastructure, developing dashboards, and supporting threat detection and operatio
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Posted 3 days ago

IBM MQ SME

Ignitec Inc.

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Remote

Contract

IBM MQ SME This is a Full-Time (W2) Remote position, but only accepting candidates that reside in CST or MST time zones. Full employee benefits, PTO, and paid holidays is inclusive to this position. Number of Available Positions: 1 Salary Target: $115K- $125K/YR (Salary is flexible based on the relevant years of professional experience and background related to the position) Requirements: ship Work Status Authorization; Public Trust Clearance or willingness to attain a Public Trust Clearance (en
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Posted 4 hours ago

Red Hat Linux Admin

Apexon

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Annapolis, Maryland, USA

Third Party, Contract

Interview Mode - Onsite in Annapolis, MD no Exception Description: Installing, configuring, and maintaining Red Hat Enterprise Linux (RHEL) servers across development, testing, and production environments. b. Performing system upgrades, patch management, and security hardening to ensure compliance with industry standards. c. Monitoring system performance and troubleshooting issues to minimize downtime and optimize efficiency. d. Implementing automation scripts using Ansible, Bash, or Python to s
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Posted 17 days ago | Updated 17 days ago

Sr. Systems Admin

Zachary Piper Solutions, LLC

•

Aberdeen Proving Ground, Maryland, USA

Full-time

Piper Enterprise Solutions is seeking a Sr. Systems Admin - Linux for an on-site position located in Aberdeen, MD to join an amazing team responsible for providing technical and administrative support to support the DoD and other federal government agencies across all program activities. Responsibilities for the Sr. Systems Admin: Install, configure, and support the organization's local area network (LAN), wide area network (WAN), and Internet systems, ensuring seamless connectivity and perfor
Posted 2 days ago | Updated 8 hours ago

Senior HPC Systems Engineer

RedLine Performance Solutions

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Remote

Full-time

RedLine Performance Solutions (RedLine) has been in the HPC solutions engineering services business for 25 years and is consistently determined to keep the "bar of excellence" quite high for new hires. This enables RedLine to accomplish what other firms cannot and promotes a high level of staff retention. We offer services ranging from full life cycle HPC systems engineering to remote managed services to HPC program analysis. We are seeking a Senior HPC Systems Engineer to join our NASA NACS Hig
Posted 7 days ago

DevSecOps Specialist

MSys Technologies - USA

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Remote

Contract

We are looking for Security DevSecOps Specialist Position. Below is the Job Description, please have a look and if you are available for this position, please get back to me along with your updated resume in word format with contact number. Job Title: Security DevSecOps Specialist Job location: 100% Remote (East Coast) Duration: Longterm Contract Job Description: 4+ years of experience in Linux system administration, security engineering, or DevSecOps.Proficiency in Linux system internals, acces
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Posted 20 days ago

Red Hat Enterprise Linux (RHEL) Administrator

Maximus

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Maryland, USA

Full-time

General information Job Posting Title Red Hat Enterprise Linux (RHEL) Administrator Date Friday, April 4, 2025 City Annapolis Junction State MD Country United States Working time Full-time Description & Requirements Maximus is seeking an accomplished Red Hat Enterprise Linux Administrator to provide expertise in managing and optimizing assets for our federal client's critical operations. As a Red Hat Enterprise Linux Admin, you will be responsible for managing and maintaining the RHEL infrastruc
Posted 30 days ago | Updated 4 hours ago

Red Hat Enterprise Linux (RHEL) Administrator

Maximus

•

Maryland, USA

Full-time

General information Job Posting Title Red Hat Enterprise Linux (RHEL) Administrator Date Friday, April 4, 2025 City Annapolis Junction State MD Country United States Working time Full-time Description & Requirements Maximus is seeking an accomplished Red Hat Enterprise Linux Administrator to provide expertise in managing and optimizing assets for our federal client's critical operations. As a Red Hat Enterprise Linux Admin, you will be responsible for managing and maintaining the R
Posted 30 days ago | Updated 6 hours ago

QRadar Suite Endpoint Detection and Response (EDR)

intiGrow

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Remote

Contract, Third Party

100% Remote 1. QRadar Platform Expertise Architecture and components (Console, Event Collectors, Event Processors, Flow Collectors, Data Nodes) Log source integration and configuration Custom rules and building offenses Use Case Manager app and AQL (Advanced Query Language) DSM (Device Support Modules) tuning and extension Flow data and QFlow/QNi Offense management and tuning Asset profiles and identity integration 2. SIEM & Security Fundamentals Knowledge of security event types (e.g., logs fro
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Posted 32 days ago | Updated 27 days ago