Last updated: 2025-10-24
20 It Systems Administration jobs in St. Louis.
General Dynamics
A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. governmen…
St. Louis
- Skills: Virtualization, Citrix Virtual Apps, VMware, Disaster Recovery, Application Sequencing, Cloud, ITIL, Microsoft App-V, Security Clearance, Application Delivery
- Level: mid
- Type: full_time
Oakwood Systems Group Inc.
St. Louis
- Skills: Infrastructure, Server virtualization, Microsoft Server, Hyper-V, Active Directory, Group Policy, backup concepts, TCP/IP, Enterprise wireless, troubleshooting
- Level: senior
- Type: full_time
LightEdge
LightEdge is an enterprise-grade cloud services and colocation company focused on the needs of businesses and their critical IT requirements.
St. Louis
- Skills: IBM Power, AS/400, networking, replication, system administration, security setups, backup and restore, capacity planning, Power HA, Help Systems
- Level: senior
- Type: full_time
General Dynamics
A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. governmen…
St. Louis
- Skills: Cybersecurity, Endpoint Security, Linux, HBSS, Carbon Black, Microsoft ATA, Tanium, Security Architecture, Government Polygraph, Network Architecture
- Level: senior
- Type: full_time
Enterprise Bank & Trust
Enterprise Bank & Trust was founded in the spirit of entrepreneurship and community. Our goal is to help businesses succeed and our communities thrive. We offe…
St. Louis
- Skills: Information Security, Cybersecurity, Networking, Vulnerability Testing, Threat Management, Endpoint Security, Firewall Security, Active Directory, Problem-solving, Artificial Intelligence
- Level: intern
- Type: internship
CyberSearch
St. Louis
- Skills: network security, firewall migration, Checkpoint, Cisco ASA, Cisco Firepower, firewall compliance, DNS, Tufin, automation scripting, security policies
- Level: senior
- Type: contract
Technology Partners
We provide IT solutions that are flexible, scalable, cost-effective, efficient, and productive.
St. Louis
- Skills: Network Engineering, Routing, Switching, Load Balancing, Netscout, Linux, Python, MPLS, ITIL, Agile
- Level: senior
- Type: contract
Boeing
At Boeing, we innovate and collaborate to make the world a better place. We’re committed to fostering an environment for every teammate that’s welcoming, respe…
Hazelwood
- Skills: Hybrid Cloud, Microsoft Azure, RedHat, System Integration, Network Security, VMware, Automation Tools, Linux, Data Center Management, Server Administration
- Level: mid
- Type: full_time
VorTek Systems
St. Louis
- Skills: Network Engineering, TCP/IP, CISCO, Juniper, Firewall, VPN, Routing, Switching, Network Security, DoD Standards
- Level: mid
- Type: full_time
Boeing
The Boeing Company is a global leader in aerospace, delivering innovative solutions in defense, space, and commercial aviation.
Hazelwood
- Skills: network design, Cisco, LAN, WAN, network protocols, implementation planning, project management, security clearance, problem solving, cloud services
- Level: mid
- Type: full_time
Booz Allen Hamilton
Booz Allen is an advanced technology company delivering outcomes with speed for America’s most critical defense, civil, and national security priorities. We bu…
St. Louis
- Skills: Illumio, Zero Trust, micro segmentation, cloud environments, TCP/IP, network security, firewalls, routing, Secret clearance, Kubernetes
- Level: mid
- Type: full_time
Boeing
At Boeing, we innovate and collaborate to make the world a better place. We’re committed to fostering an environment for every teammate that’s welcoming, respe…
Hazelwood
- Skills: Systems Engineering, Visual Systems, Image Generators, Hardware-Software Integration, Cybersecurity, Networking, Optimization, Configuration Management, Display Systems, Virtual Machines
- Level: mid
- Type: full_time
Charter Communications
Charter Communications is known by our Spectrum products and services, including: Spectrum Internet®, TV, Mobile and Voice, Spectrum Networks, Spectrum Busines…
Maryland Heights
- Skills: Security Analyst, Incident Response, TCP/IP, Malicious Activity, Network Security, Cloud Security, Python, Security Information and Event Management, Ethical Hacking, Incident Detection
- Level: entry
- Type: full_time
Booz Allen Hamilton
Booz Allen is an advanced technology company delivering outcomes with speed for America’s most critical defense, civil, and national security priorities.
Arnold
- Skills: database administration, storage area networks, network attached storage, security and integrity, multi-tiered systems, communication, quality assurance, troubleshooting, Top Secret clearance, professional development
- Level: mid
- Type: full_time
Boeing
The Boeing Company is an aerospace company known for designing and manufacturing a variety of products and services that make the world better.
Hazelwood
- Skills: LAN, WAN, Cisco, TCP/IP, network design, network troubleshooting, wireless technologies, project management, network analysis, incident management
- Level: senior
- Type: full_time
GovCIO
GovCIO is a team of transformers--people who are passionate about transforming government IT. Every day, we make a positive impact by delivering innovative IT …
St. Louis
- Skills: Technical Support, Networking, Software Development, Troubleshooting, Information Technology, User Training, Hardware Maintenance, Data Communication, Network Equipment, Security Clearance
- Level: mid
- Type: full_time
CrowdStrike, Inc.
As a global leader in cybersecurity, CrowdStrike protects the people, processes and technologies that drive modern organizations.
St. Louis
- Skills: Cybersecurity, Incident Response, Malware Analysis, Forensic Analysis, Network Security, Windows, Linux, Mac, Programming, Scripting
- Level: mid
- Type: full_time