14 linux specialist jobs at 8 companies in Ballwin, MO

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Network Specialist
Lake St. Louis or Mandan
HybridFull Time
NISC
NISC: Provides enterprise software solutions for utility and broadband cooperatives.
3+ YOE3+ years networking experience; Linux/Windows, firewall, Aruba Wireless, TCP/IP; strong communication; travel willingness; training/delivery.
Linux, Windows, Firewall, Aruba Switching, Aruba Wireless, SonicWall, Palo Alto, TCP/IP, NISC ACD, Service Center ticketing system
2mo
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Specialist - TORA OEMS
St. Louis, Missouri, United States
OnsiteFull Time
London Stock Exchange Group
London Stock Exchange GroupLondon Stock Exchange: LSEG: Provides financial market infrastructure and global data analytics services.
Bachelor’s degree in Computer Science, MIS, or Finance; prior application support experience; strong communication; Unix/Linux, SQL, and networking skills; ability to work independently; ability to explain technical concepts to non-technical users.
Unix, Linux, SQL, Python, Shell, Excel
2mo
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Specialist - TORA OEMS
St. Louis, Missouri, United States
OnsiteFull Time
London Stock Exchange Group
London Stock Exchange GroupLondon Stock Exchange: LSEG: Provides financial market infrastructure and global data analytics services.
Bachelor's degree in Computer Science, MIS or Finance with strong tech skills; prior application support on BUY/SELL side; strong communication, problem solving, and Unix/Linux, SQL skills; ability to work independently and handle complex tasks.
Unix/Linux, SQL, Python, Shell, Excel, Azure, AWS
2mo
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Network Segmentation Testing Specialist
Minneapolis or Charlotte or Cincinnati or Tempe or Saint Louis or Irving
$120k-$141k/yr OnsiteFull Time
U.S. Bank
U.S. BankNYSE: USB: Provider of personal, business, and institutional financial services.
8+ YOEBachelor's degree or equivalent; typically 8+ years of experience; PCI DSS testing, network segmentation, Linux scripting; strong communication and collaboration skills.
Linux, PCI DSS, Microsoft Office
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Customer Service Loan Specialist - 083
Alton, Illinois, United States
$19/hr OnsiteFull Time
Brundage Management Company
Brundage Management Company: Provides personal installment loans and self-storage unit rentals.
1+ YOE1 year customer service required; collections experience preferred. High school/GED preferred. Must be proficient with Windows/macOS/Linux and Microsoft Office or Google Workspace, comfortable making collection calls, processing loans, and maintaining accurate loan records.
Windows, macOS, Linux, Microsoft Office, Google Workspace
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Sr Systems Specialist (Full Stack, Cloud)
Cedar Rapids or Lake Saint Louis or Mandan
HybridFull Time
NISC
NISC: Develops enterprise software for energy and telecommunications cooperatives.
5+ YOE5+ years in software development/systems engineering/DevOps; proficiency in Java, Python, JavaScript/TypeScript; experience with cloud (AWS), Docker, Kubernetes, Terraform, CI/CD, databases (PostgreSQL, Oracle), Linux/Windows, and API design.
Claude, AWS, Docker, Kubernetes, Terraform, Git, Bitbucket, Bamboo, PostgreSQL, Oracle, JSON, XML, Python, Java, JavaScript, TypeScript, Linux, Windows, Angular, Vue, Spring Boot, FastAPI, Bash, RESTful APIs
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Sr Systems Specialist (Full Stack, Cloud)
Cedar Rapids or Lake Saint Louis or Mandan
HybridFull Time
NISC
NISC: Provides enterprise software solutions for utility and broadband cooperatives.
5+ YOE5+ years in software development, systems engineering, or DevOps. Proficiency with Java, Python, JavaScript/TypeScript, AWS, Docker, Kubernetes, Terraform, CI/CD tools, Linux/Windows, scripting (Bash/Python), and relational databases. Bachelor's degree in CS preferred.
Claude, Java, Python, JavaScript, TypeScript, Angular, Vue, Spring Boot, FastAPI, AWS, Docker, Kubernetes, Terraform, Git, Bitbucket, Bamboo, Linux, Windows, Bash, PostgreSQL, Oracle, JSON, XML, RESTful APIs, CI/CD
1mo
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Sr Systems Specialist (Full Stack, Cloud)
Cedar Rapids or Lake Saint Louis or Mandan
HybridFull Time
NISC
NISC: Develops enterprise software for energy and telecommunications cooperatives.
5+ YOE5+ years in software development, systems engineering, or DevOps; proficiency with Java/Python/JavaScript/TypeScript, REST APIs, cloud (AWS), containerization (Docker, Kubernetes), IaC (Terraform), CI/CD (Git/Bitbucket/Bamboo), Linux/Windows, databases (PostgreSQL, Oracle), and scripting (Bash, Python).
Java, Python, JavaScript, TypeScript, Angular, Vue, Spring Boot, FastAPI, REST APIs, AWS, Docker, Kubernetes, Terraform, Git, Bitbucket, Bamboo, PostgreSQL, Oracle, JSON, XML, Linux, Windows, Bash, Claude
1mo
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Sr Systems Specialist (Full Stack, Cloud)
Cedar Rapids or Lake Saint Louis or Mandan
HybridFull Time
NISC
NISC: Develops enterprise software for energy and telecommunications cooperatives.
5+ YOE5+ years in software development, systems engineering, or DevOps. Proficiency with Java, Python, JavaScript/TypeScript, RESTful APIs, cloud (AWS), containerization (Docker, Kubernetes), IaC (Terraform), CI/CD (Git/Bitbucket/Bamboo), Linux/Windows, Bash scripting, and relational databases (PostgreSQL/Oracle).
Claude, Java, Python, JavaScript, TypeScript, Angular, Vue, Spring Boot, FastAPI, AWS, Docker, Kubernetes, Terraform, Git, Bitbucket, Bamboo, Linux, Windows, Bash, PostgreSQL, Oracle, JSON, XML, RESTful APIs
2w
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Cybersecurity Operations Specialist -SIEM Services (Evergreen)
St. Louis, Missouri, United States
$128k-$173k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
6+ YOEActive TS/SCI clearance required, must be able to obtain Top Secret SCI + Polygraph; 6+ years SIEM experience; ArcSight, ElasticSearch, Kibana, Splunk, Event Broker, Linux (RHEL) skills; DoD 8570 IAT Level II and CSSP Infrastructure Support certifications; US citizenship required.
SIEM, ArcSight, ElasticSearch, Kibana, Splunk, Event Broker, User Behavioral Analysis (UBA), Linux (RHEL), Enterprise Audit
2w
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Cybersecurity Operations Specialist -SIEM Services (Evergreen)
St. Louis, Missouri, United States
$128k-$173k/yr OnsiteFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
6+ YOEActive Top Secret/SCI clearance required, able to obtain TS/SCI + polygraph; 6+ years SIEM experience (ArcSight, ElasticSearch, Splunk, Kibana, Event Broker, UBA); RHEL Linux administration; DoD 8570.01-M IAT Level II and CSSP Infrastructure Support certifications; US citizenship.
ArcSight SIEM, ElasticSearch, Kibana, Splunk, Event Broker, User Behavioral Analysis (UBA), Linux (RHEL), Enterprise Audit
1w
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Computer User Support Specialist
Scott AFB, Illinois, United States
OnsiteFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
10+ YOEBachelor's degree and 10+ years experience, DoD Secret clearance, IAT Level II certification required, CE certification in network or OS, ServiceNow and MS Office experience, Active Directory and Windows 11 support.
ServiceNow, Splunk, Cisco, McAfee, Linux, Solaris, Windows 11, Active Directory, VPN, SCCM, VTC, Microsoft Word, Microsoft PowerPoint, Microsoft Visio, Microsoft Project, Microsoft Teams
2mo
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Digital Humanities Specialist - Arts and Sciences, IT
St. Louis, Missouri, United States
$58k-$100k/yr OnsiteFull Time
Washington University in St. Louis
Washington University in St. Louis: Providing higher education and conducting advanced academic research.
3+ YOEBachelor’s degree; 3 years relevant experience; ability to mentor students; experience with software development, data management, and collaboration with humanities researchers.
Git, JavaScript, Python, Linux, SQL, XML, XSLT, NLP, FORTRAN, Web Technologies, Data Visualization
2w
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Sr. Network Engineer - Supporting Europe
St. Louis or Europe
RemoteContract
Chameleon Integrated Services
Chameleon Integrated Services: Provides IT systems integration and cybersecurity for federal agencies.
5+ YOEActive Secret clearance, DoD 8570 IAM Level III, DoD healthcare systems experience, mastery of networking protocols, hands-on SolarWinds/Ansible/MRTG experience, firewall/VPN/IDS configuration, and leadership of network specialists.
SolarWinds Orion, ARMIS, Ansible, MIB, MRTG, OTDR, BIND, Windows Active Directory, UNIX, OpenVMS