46 linux system administrator jobs at 25 companies in Springfield, PA
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Windows System Administrator - JobID-0249
Mount Laurel, New Jersey, United States
$90k-$184k/yrOnsiteFull Time
Innovative Defense Technologies: A defense-focused technology delivering automated software, data analysis, and cybersecurity solutions for mission-critical systems.
3+ YOEActive Secret clearance, 3+ years systems administration, Windows/Linux/VMware expertise, Security+ CE (or equivalent IAT/IAM), Bachelor’s or equivalent, scripting and STIG/SCAP/ACAS/Nessus experience.
Windows 11, Server 2022, Server 2025, ESXi, VMware vSphere, vCenter Server, Red Hat, PowerShell, Bash, Python, PowerCLI, Ansible Playbook, PDQ Deploy, ACAS, Nessus, STIG, SCAP
EHS Technologies: Provides engineering, IT, and environmental services to defense agencies.
3+ YOE3+ years systems administration experience managing Linux and Windows environments; current Secret clearance; IAT-1 or IAT-2 (e.g., CompTIA Sec+, CySA+, CCNA); experience with on-premises and cloud infrastructure, scripting, troubleshooting, and documentation.
PEAC Solutions: Provides equipment financing and capital solutions for businesses.
3+ YOE3+ years systems or network administration experience; hands-on with Windows Server, Linux, Active Directory, Microsoft 365, networking (TCP/IP, DNS, DHCP, VPN), virtualization; Azure/AWS knowledge and vendor certifications preferred.
Windows Server, Linux, Active Directory, Microsoft 365, Azure, AWS, TCP/IP, DNS, DHCP, VPN
L3Harris TechnologiesNYSE: LHX: Aerospace and defense providing mission-critical technology solutions.
4+ YOETop-secret-capable systems administrator with 5+ years experience managing Windows/Linux servers, system hardening to RMF/CMMC/NIST, Active Directory, virtualization, and scripting in PowerShell/Bash/Python.
Red Hat Enterprise Linux (RHEL9), Red Hat Enterprise Linux (RHEL8), Red Hat Enterprise Linux (RHEL7), Active Directory, virtualization, Ansible, Ansible Automation Platform, AWX, Puppet, Chef, PowerShell, Bash, Python
Affiliated Distributors: Buying and marketing group for independent wholesale distributors.
3+ YOE3+ years Oracle experience, Bachelor's in CS/Information Systems or equivalent, 3+ years with data platforms, strong SQL, Snowflake and AWS (S3, Lambda, Glue, Redshift) experience, Drupal familiarity, Windows/Linux experience.
Lawson, Oracle, Snowflake, AWS, S3, Lambda, Glue, Redshift, Drupal (Acquia), SQL, Microsoft SQL Server, MySQL, Qlik, Microsoft Power BI, Tableau, Windows, Linux
Institute for Defense Analyses: Operates federally funded research centers for national security analysis.
3+ YOEBachelor's in CS or equivalent; 3+ years IT (2+ systems admin); advanced Linux/Windows skills; experience with HPC, Lustre, Slurm, HTCondor, MPI, CUDA, InfiniBand/GigE; ability to obtain Top Secret/SCI and DOD 8570 IAT II.
1+ YOEAssociate's degree or 1 year admin experience, 1+ year system engineering/IT support, hands-on Atlassian suite experience, Jira administration, JQL/REST/Groovy, SDLC/agile knowledge, troubleshooting and security awareness.
Jira, Confluence, JQL, REST, Groovy, Oracle, Linux
6+ YOEProvide administration for Informatica IDMC and on-prem MDM, Azure and Linux support, IaC (Terraform/Ansible), Git, 6 years combined education/work experience in systems design or architecture; bachelor's preferred.
Susquehanna International Group: Global quantitative trading firm providing proprietary financial market liquidity.
Experience in application support/operations/DevOps or systems administration; scripting (Bash, Python); Unix/Linux command line; troubleshooting during outages; ability to integrate AI tools; BS in a technical discipline preferred.
IT Systems & Endpoint Administrator (NJ, Princeton)
Princeton, New Jersey, United States
OnsiteFull Time
NEC Laboratories America: Conducts advanced research in AI, data science, and networking.
Hands-on experience deploying and managing Windows, macOS, and Linux endpoints; Microsoft 365 administration (Active Directory/Entra ID, Intune, Teams, Defender); user support, onboarding/offboarding, and scripting with PowerShell/Python/Bash.
Windows, macOS, Linux, Microsoft 365, Microsoft Active Directory, Microsoft Entra ID, Microsoft Intune, Microsoft Teams, Microsoft Defender, Microsoft PowerShell, Python, Bash
Systems Engineer - Linux TS/ SCI (TS/SCI Required)
King of Prussia, Pennsylvania, United States
$77k-$135k/yrOnsiteFull Time
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
1+ YOEActive TS/SCI clearance, US citizenship, Bachelor’s degree (or equivalent) with 1+ years experience (or Master’s with no experience). Experience with Linux administration, systems integration, configuration management, and scripting (Ansible, Bash).
Linux RedHat, Red Hat OpenShift, Ansible, Bash, Ansible Tower, AWX
University of Pennsylvania: Research university offering higher education and healthcare services.
3+ YOEBachelor of Science and 3+ years experience; expert Linux and HPC skills, BASH/Python scripting, SLURM, Infiniband/TCP networking, storage and backup management, Salt/Ansible/MAAS, git, and experience with CPU/GPU nodes.
BAYADA Home Health Care: Provides professional home health care and nursing services.
3+ YOEBachelor's degree,3+ years related experience; technical competence with cloud and on-prem technologies (AWS, Azure, Terraform, Linux); strong multi-tasking and documentation skills.
AWS, Microsoft Azure, Terraform, Linux, Microsoft Server, Cloudflare, SharePoint Online, Varonis, Rubrik, Pure Storage, Microsoft Word, Microsoft PowerPoint, Microsoft Excel, Microsoft Visio, Direct Connect
Princeton University: A private Ivy League research university.
10+ YOE10+ years managing research computing systems; strong Linux administration; scripting in bash, Python or Perl; HPC networking; SLURM experience; strong communication and troubleshooting skills.
Susquehanna International Group: Global quantitative trading and market making firm.
Bachelor's in CS/Engineering/Mathematics or equivalent; experience with Linux or Windows system administration; strong data handling, communication, and deadline management skills.
Susquehanna International Group: Global quantitative trading firm specializing in proprietary financial markets.
Bachelor's in CS/Engineering/Math, experience with Linux or Windows system administration, strong data handling skills, ability to meet deadlines, and strong verbal communication.
OPEX Corporation: Designs and manufactures automated systems for warehouses, documents, and mail.
0+ YOE0-3 years DevOps/SRE or systems administration experience; Linux/Windows knowledge; CI/CD, scripting, container, and troubleshooting skills; strong communication and automation focus.
Omaha or Saint Louis Park or Denver or Englewood or Orlando or Kansas City or Albuquerque or Portland or Salem or Pittsburgh or Austin or Dallas or Fort Worth or San Antonio or Vienna or Olympia or Columbia or St. Paul or Harrisburg or Pennington or Woodcliff Lake or Phoenix or Folsom
OnsiteFull Time
HDR: Global provider of engineering, architecture, environmental and construction services.
3+ YOEMinimum 3 years in infrastructure operations/virtualization or systems administration; hands-on VMware vSphere and ESXi host/cluster management; Linux and Windows Server administration; scripting/automation with PowerCLI, Python, or Ansible; familiarity with IaC and datacenter concepts.
SDDC Manager, vSphere, vSAN, NSX, PowerCLI, Python, Ansible, ESXi, Linux, Windows Server