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Dayton, Ohio

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Today

Linux System Administrator Job No: 503471 Work Type: Staff Full Time (1500 hours or greater) Location: Dayton, OH Category: Research Institute Staff Department: Sensor & Software Systems - 250620 Pay Grade: R2/R3 - Exempt Advertised: April 10, 2026 Applications close: Position Summary:This position is responsible for managing and maintaining Linux-based servers, ensuring system security, automating processes, and supporting users across a variety of technical needs. The role also involves

Full-time

Senior System Administrator

Beavercreek, Ohio

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Today

Applied Research Solutions is seeking a dynamic and adaptable System Administrator with a strong background in the Azure Cloud environment to join a fast-paced, cutting-edge technology program driving innovation in multidomain, multi-platform, multi-scale technologies and autonomy. In this role, the System Administrator's primary function will be to support a cloud-based Azure environment. Effective teamwork is essential as you collaborate with the development, security, and operations teams to

Full-time

Linux System Admin

Remote

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Yesterday

Position: Linux System AdminLocation: RemoteDuration: Contract Need certification in Red Hat JD:Required SkillsStrong experience in Linux System Administration.Hands-on experience with Red Hat Enterprise Linux (RHEL).Expertise in Ansible for configuration management and automation.Experience with RPM package management, installation, upgrades, and patching.Strong understanding of TCP/IP networking and troubleshooting.Experience administering JBoss Application Server and JBoss Fuse.Hands-on exper

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Contract

$50 - $60

Linux Administrator

Remote

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2d ago

Role Summary The Linux Administrator will support multi-cloud infrastructure for enterprise cloud development, ensuring stability, performance, and security across Linux environments. This role is responsible for managing Linux servers deployed in both virtual and cloud-based settings, with hands-on support for automation, monitoring, and hardening. The position operates at a Tier 2/3 support level and includes participation in an on-call rotation. The scope spans multiple cloud platforms, inclu

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Contract, Third Party

Depends on Experience

Senior Linux Systems Administrator/Remote/W2 Only

Remote

•

Yesterday

Job Description- Senior Linux Systems Administrator Location-Remote Job Summary We are seeking a Senior Linux Systems Administrator to manage, maintain, and optimize enterprise Linux environments. The ideal candidate will be responsible for system administration, performance tuning, automation, security, troubleshooting, and ensuring the reliability and availability of critical infrastructure. Key Responsibilities Install, configure, administer, and maintain Linux servers and operating syst

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Contract, Third Party

$40 - $70

Embedded Linux Software Engineer - Sensors & System Software

Remote or Austin, Texas

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Today

About the team The Sensors and System Software team is crucial to autonomous driving, developing the core software that allows our vehicles to perceive and understand the world around them. Join our team and directly contribute to groundbreaking autonomous driving technology, revolutionizing transportation. Work with state-of-the-art sensors and technologies, pushing the boundaries of perception. Learn from top engineers, tackle complex challenges, and expand your expertise in real-time systems

Full-time

DevOps Engineer / Linux Administrator

Remote

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Today

Position Overview The DevOps Engineer / Linux Administrator supports and enhances enterprise Linux environments through automation, infrastructure management, CI/CD pipeline development, and system administration. This role is responsible for maintaining secure, reliable, and scalable Linux-based platforms while partnering with development, security, and operations teams to improve deployment efficiency, system performance, and operational stability. Key Responsibilities Administer, maintain,

Full-time

Linux Administrator

Remote

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Today

The Backup and Recovery Specialist, Senior leads the architecture and governance of enterprise backup and recovery services that protect large, complex environments supporting mission-critical systems in a federal IT setting. This role owns the overall health, scalability, and resiliency of backup platforms, guiding design decisions for new workloads and disaster recovery strategies. The specialist acts as the highest-level escalation point for severe backup failures and high-risk restoration ac

Full-time

AppDynamics System Administrator

Remote

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Yesterday

Do you want to make an impact on supporting your countrys military health care system? Are you interested in developing software and integrating systems that benefit millions? If yes, and if you fit the following profile, we have the career path for you: Hard Requirements: Prior experience: 6 years (Systems Admin + AppDynamics)IAT Level II CertificationsU.S. Citizenship and federal work authorization required.Must pass a background check.Core Responsibilities Windows & Linux Administration Cond

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Full-time

105000 - 108000

Sr. System Administrator (preferred within MI candidate)

Remote

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7d ago

System Administration Backup & Recovery AD, DNS, Network, Firewall, Servers, Linux, Group Policy, Switches Provide IT systems administration in a heterogeneous Microsoft Windows and RedHat Enterprise Linux environment. Understanding and knowledge of Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, and server replication methods. Understanding of data RAID, data backup uses and technologies. Install and configure software applications requested by end users. Work with Cybe

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Full-time

$70,000 - $80,000

System Administrator 2 - 02

Remote or Maryland

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Today

TO BE CONSIDERED FOR THIS POSITION YOU MUST CURRENTLY HAVE AN ACTIVE TS/SCI WITH POLYGRAPH SECURITY CLEARANCE WITH THE FEDERAL GOVERNMENT. (U.S. CITIZENSHIP REQUIRED). We are seeking a System Administrator who has experience working all phases of the system engineering lifecycle from concept to sustainment. This includes the ability to produce documentation and drawing packages as required. The candidate must also have SA and GOTS product experience. Candidate must be willing to learn and be pre

Full-time

USD 150,000.00 per year

System Administrator 2 - 01

Remote or Maryland

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Today

Full-time

USD 150,000.00 per year

System Administrator

Remote

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Today

Title: System Administrator Location: Vienna, VA (REMOTE) Duration: Initial 6-month contract with possible extensions Compensation: $55/hour - $65/hour Work Requirements: , Holders or Authorized to Work in the U.S. System Administrator We are looking for a Mid-level Systems Administrator/Engineer that can come in to take ownership of day-to-day operations. You will partner with additional teams within our client to protect the their brand, data, and IT assets from cyber-based threats by deployi

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Contract

Depends on Experience

Expert System Administrator (Virtual Infrastructure & Cluster Management)

Remote or College Park, Maryland

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Today

Location: College Park, Maryland Type: Contract Job #4008 Title: Expert System Administrator (Virtual Infrastructure & Cluster Management) Location: College Park, MD Compensation Range: $220 - $240K *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our atte

Full-time

USD 220,000.00 - 240,000.00 per year

Lead System Administrator

Remote

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Today

Description & Requirements The Lead System Administrator will lead the enterprise Patch and Upgrade Management function. This role owns patch strategy, prioritization, risk-based remediation, and rollback planning across on-prem, cloud, and hybrid systems, ensuring secure, timely, and compliant vulnerability remediation. Maximus is a trusted federal partner supporting mission-critical programs across national security, defense, and public service delivery. Our work focuses on sustaining, operat

Full-time

USD 115,000.00 per year

System Administrator

Remote

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Yesterday

Sr. Systems Administrator Location: Remote or Texas Guidehouse is seeking a Senior Systems Administrator to support a recently awarded program. This role will be part of the infrastructure team responsible for ensuring the stability, integrity, security, and efficient operation of on-premises and cloud-based systems that support core organizational functions. The Senior Systems Administrator will support, monitor, maintain, troubleshoot, and optimize cloud and networked systems, associated opera

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Contract

Depends on Experience

Journeyman System Administrator

Remote

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Today

Description & Requirements Maximus is a trusted federal partner supporting mission-critical programs across national security, defense, and public service delivery. Our work focuses on sustaining, operating, and improving essential government systems and services, with proven operational excellence, and a commitment to mission success for our customers. Joining Maximus means becoming part of a collaborative, mission-driven organization where teamwork, accountability, and professional growth are

Full-time

USD 70,000.00 per year

Journeyman System Administrator

Remote

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Today

Full-time

USD 70,000.00 per year

Energy Management System Administrator (EMS Sys Admin)

Remote or Taylor, Texas

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Today

JOB - 2368 Remote. 12 month contract JOB SUMMARY Provides technical support and performs system administration and maintenance activities to support the Energy Management System (EMS) and its ancillary systems and applications. Participates in planning and evaluating the impact of system modifications and maintenance activities to Company's grid operations. Maximizes EMS uptime and mitigates system failures. Analyzes user requirements, procedures, and problems to automate or improve EMS. Thi

Full-time

USD 67.50 - 74.50 per hour

IT/OT System Administrator

Remote or Hybrid in Des Plaines, Illinois

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12d ago

Hello,Please check the requirement below and let me know your interest applying for this roleCandidates need to have experience with Operational Technology (OT) technologies such as SCADA (Supervisory Control and Data Acquisition) and ICS (Industrial Control System).Job Description:Role: Senior IT/OT System Administrator Location: Hybrid 2x per week in Rosemont ILDuration: 6+ monthsAuthorization: Must be eligible to convert without sponsorship (USC)Interview: 1 round Teams panelManager Reference

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Contract

60 - 65

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