windows/linux system administrator Jobs

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Specialist, Network Plan Engineer - Melbourne, FL

Harris Corporation

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Melbourne, Florida, USA

Full-time

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologie
Posted 17 days ago | Updated 9 hours ago

Network Engineer

Leidos

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Ashburn, Virginia, USA

Full-time

Department of Homeland Security (DHS), Customs and Border Protection (CBP) Security Operations Center (SOC) is a US Government program responsible to prevent, identify, contain and eradicate cyber threats to CBP networks through monitoring, intrusion detection and protective security services to CBP information systems including local area networks/wide area networks (LAN/WAN), commercial Internet connection, public facing websites, wireless, mobile/cellular, various cloud environments, security
Posted 24 days ago | Updated 9 hours ago

Cloud Engineer Senior Principal

SAIC

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Washington, District of Columbia, USA

Full-time

Job ID: 2507339 Location: WASHINGTON, DC, US Date Posted: 2025-07-08 Category: Information Technology Subcategory: Cloud Comp Engr Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: Yes Description Cloud Engineer - Senior Principal SAIC is seeking a Cloud Engineer Senior Principal role in support of our Department of Transportation (DOT) contract for EITSS Infrastructure support
Posted 7 days ago | Updated 7 hours ago

Desktop Support Technician

TEKsystems c/o Allegis Group

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Portland, Oregon, USA

Full-time

A Large E-Commerce Company in Portland, OR is hiring a Desktop Support Technician to join the team for a great long term opportunity! Job Duties: Troubleshooting with both MAC and Windows environments/applications (50/50 split)80% Tier II onsite Desktop Support and 20% Tier I Virtual Chat support.Support of global workforce both onsite and remote workersEnsuring data integrity in the Asset Management systemPerform asset management tasks, inventory, audits and disposals at their siteProactively r
Posted 6 days ago | Updated 6 hours ago

CloudOps RunOps Engineer - New York, NY

Georgia IT

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New York, New York, USA

Contract

Job Title: CloudOps RunOps Engineer Location: New York, NY (Hybrid 3 Days Onsite) Job Overview: We are seeking a proactive and detail-oriented CloudOps RunOps Engineer to join our growing infrastructure and operations team. This role will focus on enhancing the operational stability, automation, and resiliency of our cloud and hybrid environments. The ideal candidate will work closely with Cloud, Platform, and Application teams to support production environments through automation and observabil
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Posted 21 days ago

Senior Cybersecurity Engineer

System One

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Fayetteville, Arkansas, USA

Full-time

Job Title: Senior Cybersecurity Engineer Type: Direct Hire Compensation: $125000 - $150000 annually Contractor Work Model: Remote Hours: Monday-Friday (8-5) some evenings and weekends may be required as needed System One has partnered with a global manufacturing company seeking to add a Senior Cybersecurity Engineer to their IT Security team. This individual will need to posses well-rounded technical skills, have an architect mindset, and have at least 8 years of experience in performing cybe
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Posted 19 hours ago | Updated 7 hours ago

Senior Software Engineer

Leonardo DRS

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Bridgeton, Missouri, USA

Full-time

Job ID: 112387 The Leonardo DRS Land Systems business is a recognized leader in the design and integration of complex technologies into new and legacy systems and platforms for global military and commercial customers. We are a 5 year running Top Workplace in the Greater St. Louis area. Job Summary Leonardo DRS Land Systems is seeking a full time Software Engineer Level for our Bridgeton, MO facility. This position provides technical and analytical work to develop, design, and/or support both
Posted 29 days ago | Updated 9 hours ago

SW Engineer - Kubernetes

TalentBridge

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Atlanta, Georgia, USA

Contract

Job Title: C++ Software Engineer - Kubernetes & KubeVirt IntegrationLocation: Dallas Or AtlantaEmployment Type: 12 month contractExperience Level: Senior (5+ years) Job Summary:We are seeking a focused and highly skilled C++ Software Engineer with strong, hands-on experience in Windows and Linux development, containerized environments, and virtualization platforms. This role involves contributing to a modern, cloud-native software stack with recent and relevant experience in Visual C++, Kube
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Posted 43 days ago | Updated moments ago

AWS Redshift administrator Engineer

Judge Group, Inc.

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Hartford, Connecticut, USA

Contract

Location: Hartford, CT Salary: $60.00 USD Hourly - $62.00 USD Hourly Description: Job Title: AWS Redshift Administrator Engineer Location: Hartford, CT/ Boston, MA (Hybrid) (Need Local Candidates Only) Duration: 3+ months Contract NOTE: In-person Interview Required. (Need Local Candidates Only) Database administration experience background and having at least 3+years of experience in AWS RedShift administration Required Qualifications: Bachelor's degree in Computer Science, Engineering, or
Posted 4 days ago | Updated 6 hours ago

Senior Software Systems Analyst

Leidos

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Fort Belvoir, Virginia, USA

Full-time

Leidos has an exciting opportunity to hire a Senior Software Systems Analyst. At Leidos, we don't just imagine the future-we build it. As a cornerstone of cutting-edge innovation across national security, defense, civil, and health markets, Leidos offers you the chance to solve some of the world's toughest challenges alongside the brightest minds in the industry. Whether you're passionate about artificial intelligence, mission-critical operations, or transformative health technologies, you'll fi
Posted 9 days ago | Updated 9 hours ago

Advanced Systems Administration Specialist & DevOps Administrator

General Dynamics

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Dedham, Massachusetts, USA

Full-time

Basic Qualifications Bachelor's degree in Computer Science, a related field or equivalent experience is required plus a minimum of 5 years of relevant experience; or Master's degree plus 3 years of relevant experience. CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of w
Posted 31 days ago | Updated 9 hours ago

Senior Systems Engineer

Metlife

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Cary, North Carolina, USA

Full-time

Description and Requirements Role Value Proposition: MetLife is seeking a Senior Engineer to support the growing focus on speed and discipline to deliver on the New Frontier Strategy and deliver highly impactful and engaging digital experiences for our customers, which will generate strong and enduring relationships aligned with the MetLife brand. This role within the Application Solution team involves managing and delivering solutions for Vendor Package applications using automation. This role
Posted 17 days ago | Updated 9 hours ago

Information System Security Officer - CI Poly

Zachary Piper Solutions, LLC

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Herndon, Virginia, USA

Full-time

Piper Companies is seeking an experienced ISSO- CI Polywho can work onsite in Raleigh, NC.The ISSO - CI Poly will be responsible for the lifecycle of Information Systems and once authorized, the ISSO- CI Poly will maintain compliance with all applicable CONMON requirements. Responsibilities of the ISSO - CI Poly include: Plan, manage and provide support to ensure the completion of all assessment and authorization activities per Intelligence Community Directive 503. Maintain compliance with al
Posted 29 days ago | Updated 29 days ago

Software Engineer II - Virtualization and Kernel

Microsoft Corporation

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Redmond, Washington, USA

Full-time

The Virtualization Core Platform hypervisor team is looking for a talented, highly motivated software engineer to work on foundational components of the Microsoft virtualization stack. We are looking for enthusiastic candidates who can learn quickly and are skilled at design and coding at a systems level (e.g., kernel, hypervisor, firmware). Have you used Hyper-V today? Have you used Windows 11 today? How about Azure, or Copilot? Millions of users interact with Hyper-V daily. Hyper-V is the ba
Posted 13 days ago | Updated 9 hours ago

Client Device Specialist

Kforce Technology Staffing

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Remote or Golden, Colorado, USA

Contract

RESPONSIBILITIES: Kforce has a client that is seeking a Client Device Specialist in Golden, CO. Summary: The Client Device Specialist manages and configures Windows, MacOS, and Linux devices deployed to users and within labs across Mines. They also develop and maintain base configurations for various devices, perform software deployments and troubleshooting, and create and manage software deployment packages. Responsibilities: Manage and Secure Endpoint Environments: * Leverage expertise in Mi
Posted 23 hours ago | Updated 2 hours ago

IT Specialist - Secret Clearance

TEKsystems c/o Allegis Group

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Kansas City, Missouri, USA

Full-time

This role requires an Active Secret Clearance and a Security+ certification. Description: Our customer is looking to grow their Enterprise Service located in Kansas City Missouri. This team is comprised of 40 Service Desk Technicians responsible for supporting the Network End-Users throughout the world. This team is responsible for fielding between 8-20 tickets per day. Most technicians will start on night shifts unless a day shift opens up. The ticket volume dramatically decreases overnight vs
Posted 8 days ago | Updated 6 hours ago

Engineering Mfg Liaison III

General Atomics

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Poway, California, USA

Full-time

Job Summary General Atomics Aeronautical Systems, Inc. (GA-ASI), an affiliate of General Atomics, is a world leader in proven, reliable remotely piloted aircraft and tactical reconnaissance radars, as well as advanced high-resolution surveillance systems. We have an exciting opportunity in San Diego, CA. (Poway, CA) for an Engineering Manufacturing Liaison. This position supports the Project Engineering Radar Product Team. DUTIES AND RESPONSIBILITIES:Support project engineering and manufactur
Posted 2 days ago | Updated 9 hours ago

SOC L3 analyst

ISite Technologies Inc

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Fort Mill, South Carolina, USA

Contract

10+ years of experience in Cybersecurity, with minimum 5 years in a SOC L3 role. Strong expertise in SIEM platforms (e.g., Splunk, QRadar, ArcSight, LogRhythm). Hands-on experience with EDR tools (e.g., CrowdStrike, SentinelOne, Carbon Black). Familiarity with MITRE ATT&CK framework, TTPs, and IOC management. Strong understanding of network protocols, firewall and IDS/IPS concepts. Experience in log analysis, packet capture (PCAP) analysis, and malware behavior. Solid knowledge of Windows, Linux
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Posted 1 day ago

Senior Cloud Engineer

General Dynamics

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Remote or Bossier City, Louisiana, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: Other Job Family: Cloud Job Qualifications: Skills: Cloud Engineering, Linux, Microsoft Windows Certifications: None Experience: 3 + years of related experience ship Required: No Job Description: Own the opportunity as a Senior Cloud Engineer and help ensure the mission is never interrupted. At GDIT, we deliver clarity with our cloud solutio
Posted 40 days ago | Updated 9 hours ago

Network Technician/Golden, CO (Hybrid), 12+ Months Contract

Suncap Technology

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Golden, Colorado, USA

Contract

Network Technician Location : Golden, CO (Onsite) Duration 12+ Months Contract The purpose of this NOC position is to provide a proactive response and resolution to any problems or incidents discovered while monitoring the ITS fiber network, roadside devices and software applications or working with construction project teams. The NOC Technician will be an IT professional who provides technical assistance on computer systems and serves as the first contact for customers who need technical ass
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Posted 55 days ago | Updated 6 hours ago