180 linux engineer jobs at 47 companies in Litchfield, IL
3w
Save
Mark Applied
Hide
3w
Linux Systems Engineer
Springfield or St. Louis
$108k-$143k/yrOnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
5+ YOEActive TS/SCI clearance with eligibility for CI Polygraph, 5+ years Linux systems engineering experience, Nutanix AHV administration, Ansible automation, and scripting (Bash/Python).
D2 Consulting: Provides IT engineering and cybersecurity services to federal agencies.
5+ YOE5+ years Linux systems engineering experience, Nutanix/HCI and Red Hat administration, Ansible and scripting (Bash/Python), Bachelor’s in CS/Engineering or equivalent, active TS/SCI clearance and CI Polygraph eligibility.
Abile Group: Provides engineering and IT services to federal government agencies.
5+ YOETS/SCI eligible; Bachelor's or equivalent; 5+ years Linux systems engineering; Nutanix (AHV, Prism), Ansible, Bash/Python, RHEL, monitoring and virtualization experience.
GDITNYSE: GD: Delivers IT and mission services to government agencies.
5+ YOEActive TS/SCI clearance, 5+ years Linux systems engineering, Nutanix (AHV/Prism), Ansible, Bash/Python scripting, Red Hat experience, and strong troubleshooting and security practices.
teKnoluxion: Providing technical engineering and cloud services to the intelligence community.
5+ YOEActive TS/SCI with CI poly eligibility, Bachelor's in CS/engineering or equivalent,5+ years Linux systems and Nutanix experience, Ansible and scripting (Bash/Python), RHEL ecosystem familiarity, strong troubleshooting and security skills.
QA Automation Engineer with Network Testing (Python/Linux) experience
Saint Louis or Creve Coeur
$53k-$93k/yrHybridFull Time
CognizantNasdaq: CTSH: Provides IT consulting and digital business process services.
5+ YOEBachelor's in a technical field,5+ years QA including automation/performance/system testing,strong Linux,Python and Bash skills,experience with network protocols and performance analysis.
Python, Bash, Linux, Windows, tcpdump, Wireshark, GitHub Copilot, ChatGPT, Claude
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOEBachelor's in a technical field, 5+ years systems engineering experience (AWS/Linux), ability to obtain Top Secret/SCI with CI Polygraph, DoD 8140.01/8570.01 IAT Level II required, strong systems architecture and documentation skills.
AWS, Linux, DoDAF, UAF, TOGAF, Model-Based Systems Engineering (MBSE), Cameo Systems Modeler, MagicDraw, Sparx Enterprise Architect
Systems Integration Engineer (Experienced or Lead)
Hazelwood or Saint Charles or Berkeley
$112k-$185k/yrOnsiteFull Time
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
Bachelor's in engineering or related field, systems engineering/integration experience, hardware/software integration experience, familiarity with Windows/Linux and scripting, active U.S. Secret security clearance and U.S. citizenship required.
Scale AI: Provides data and infrastructure for training artificial intelligence models.
5+ YOE5+ years software engineering experience; strong Python and TypeScript; cloud (AWS/Azure/GCP), containers, Linux; active TS/SCI clearance; ability to operate in customer-facing, forward-deployed government environments.
Software Engineer–Developer, Phantom Works Weapons (Associate or Experienced)
Saint Charles or Saint Louis
$99k-$171k/yrOnsiteFull Time
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
1+ YOEAbility to obtain U.S. Secret Clearance; experience with C++, Python, C#, Linux, git, software architecture, and TCP/UDP networking; Bachelor\u0002s degree in a technical field.
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
Experience designing, deploying, and configuring data security solutions; systems administration; technical architecture documentation; Secret clearance; high school diploma or GED. Linux, containers, federal security, degree, and DoD 8140 certification preferred.
Virtru, PKWare, Thales, Linux, Microsoft Internet Explorer, Google Chrome, Mozilla Firefox, Microsoft Edge, Apple Safari, Opera Browser, Blackberry Browser
Freedom Technology Solutions Group: Provides geospatial and software engineering solutions for national security agencies.
4+ YOEActive security clearance required; 4+ years test engineering experience; knowledge of DevSecOps, Agile/SAFe, AI model use, geospatial systems, vendor coordination, and delivering complex technology assignments.
I2X Technologies: Provides mission-critical engineering, cybersecurity, and IT services to government agencies.
4+ YOEActive U.S. citizenship, BS (or MS) with relevant experience, DoD 8750 IAT II/Security+ CE, BLS not required; Python, REST/JSON, Git, Linux experience, routing (BGP/OSPF/ISIS) and Cisco/Juniper familiarity.
Washington or Scott Air Force Base or Gunter Air Force Base or Kirtland Air Force Base or Maryland or Virginia
$177k-$192k/yrRemoteFull Time
Gormat: Provides cybersecurity and systems engineering services to government defense agencies
8+ YOE8+ years delivering networking/security/platform solutions, Linux administration, scripting (Bash, PowerShell, JavaScript), REST API integration, identity systems, public cloud and virtualization experience, STIG/SCAP hardening, and federal environment support.
NidecTokyo Stock Exchange: 6594: Manufactures electric motors and electronic components for industrial applications.
3+ YOEBachelor's in engineering,3+ years systems/application/design engineering experience in automation or motion control,knowledge of motors/drives,system integration and validation,strong analytical and communication skills.
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
1+ YOERequires active TS/SCI with polygraph eligibility, 1+ year DevOps or CI/CD experience, YAML pipelines, scripting, IaC, Docker, Linux, cloud services, and a bachelor's degree or equivalent experience.
Esri: Developing software for digital mapping and spatial data analysis.
12+ YOE12+ years experience designing/implementing enterprise ArcGIS or comparable systems; Windows/Linux administration; scripting (Python, PowerShell, JavaScript, C#); RDBMS and SQL; familiarity with networking; US citizenship with active Top Secret/SCI clearance; Bachelor's degree in CS/Math/GIS/STEM.
AmerenNYSE: AEE: Generates and distributes electric and natural gas utility services.
3+ YOEBachelor's required; 3+ years (engineer) / 5+ (senior) / 7+ (lead) relevant experience. Experience with electric distribution systems, ADMS, SCADA, GIS, software development, relational databases, and server/network infrastructure; hybrid work and off-hours support required.
Distributed Energy Management System (DERMS), Linux, Windows Server, Oracle, SQL Server, Rancher Kubernetes Engine, Palo Alto Firewalls, MuleSoft, Splunk SIEM, Dynatrace Application Monitoring, ERSI, SCADA, Advanced Distribution Management System, Outage Analysis System