- FirstBank (Lakewood, CO)
- …intrusion detection and prevention, configuration and optimization. + Regularly audit firewall configurations for all segments of the network including ... design, installation, configuration, operation, and maintenance of enterprise-level next-generation Firewall technologies such as Cisco ASA, Firepower and Identity… more
- Sierra Nevada Company, LLC (Lone Tree, CO)
- …for detail and a passion for developing innovation solutions? Join our team! As a Sr Systems Administrator , you will be using your skills and expertise to assist ... Performs other related duties as assigned. + Understanding of network and security protocols, such as TCP/IP, DNS, DHCP,...and security protocols, such as TCP/IP, DNS, DHCP, and firewall management. + Knowledge of PowerShell scripting and the… more
- CACI International (Denver, CO)
- …for the implementation, deployment, operation, and maintenance of both network and systems infrastructure supporting critical government functions including voice, ... services. **Responsibilities:** + Design, implement, manage, and maintain enterprise network environments including Cisco routers and switches (Multi-Layer, Data… more