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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Security Principal Engineer - **Company:** Consilium1, LLC - **Location:** Sacramento, CA, United States - **Salary:** $150,000.0 - $200,000.0 - **Contract:** Permanent contract - **Skills:** Systems Engineering, Catalyst (Software), Cisco IOS, Cisco Routers, Computer Networks, HTTP Secure, Internet Protocol Security (IP SEC), Virtual Private Networks (VPN), Network Security, Microsoft Visio, Network Architecture, Microsoft Network Monitor, Routing, Cisco Nexus Switches, HP OpenView, Software Engineering, Technical Data Management Systems, Wide Area Networks, Wireless Networks, Transport Layer Security, File Transfer Protocol (FTP), Firewalls (Computer Science), Ethereal, Information Technology, SolarWinds (Software), Firepower, Cisco - **Published:** May 15, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=22faecdb25c344aa ## About the Role Do you have experience in Wireless networking?, * Must have extensive knowledge of high performance data center solutions, network infrastructure LAN/WAN, network security, and enterprise wireless infrastructures * Expert knowledge of Cisco Routers (ISR GEN1/2), Switches (including NEXUS and Catalyst Line), Security Appliance is a must (FTD, ASA, ISE, IPS, Prime MARS, NAC) * Strong knowledge of VPN IPSec/SSL solutions and hands-on deployment experience * Strong knowledge of AMP for endpoints, Umbrella, Stealthwatch, Firepower and hands-on enterprise deployment experience * In-depth knowledge of Cisco IOS, NXOS and other technical configurations * Experience with monitoring, alerting and management tools such as: Ethereal, Solarwinds, Orion Network Monitor, hp OpenView * Hands on experience with wired/wireless ISE deployments, ASA, Firepower, AMP, Prime Infrastructure, Security posture assessment, and Security Policy generation * Nexus experience: 9K, 7K, 5K, 2K, 1K * Extensive troubleshooting experience on Tier4 issues such as Cisco TAC * Strong customer facing skills with ability to work on latest cisco technologies * Collaborate with Cisco SE's and internal teams to design solutions and improve them based on field results * Ability to work under extreme pressure and available on weekends * Ability to travel 10%-30% of the time * Preferred Cisco Certified Systems Engineer (CCIE) or demonstrated depth of knowledge and experience Desired/Preferred Qualifications * Cisco Certified Systems Engineer (CCIE) Security * Cisco Certified Security Professional (CCSP), Ability to handle multiple priorities and demands in a fast-paced environment. This job operates in a professional office environment. This role routinely uses standard office equipment such as computers, phones, photocopiers, and filing cabinets. ## Description C1 is the foremost, single-source provider of advanced communications and data technology for business. That means if it's digital, we connect our customers to it - from phone systems and hardware to computer networks, application development, managed solutions and more. And we're 100% passionate with designing, implementing, managing and supporting our customers' every need from end to end, so that they can focus on what they do best. So, when it comes to joining a team of IT and communications technology pros who are empowered to do what they do best, your best choice - your #1 choice - is C1. Overview: The Security Principal Engineer provides technical leadership, guidance and mentorship for a team of network engineers ranging in skill from junior to senior level. The position requires at a minimum 60% project based billable utilization and 40% team leadership. Responsibilities: * Deploys, migrates, and documents post-sales engagement with customers based on ConvergeOne best practices * Assists in the delivery of support and services to customer's expectations as proposed * Participates in the design, implementation and administration of Cisco infrastructure and related solutions * Troubleshoots problems including: security-related issues (firewalls, IPS, understanding of common protocols in security like IPSec, SSL, TLS, HTTP(s), ftp, etc.,) routing and switching, protocol problems, and performance issues across a distributed segmented network infrastructure with multiple security zones * Creates As Built Visio diagrams and technical write up for deployed solutions * Assists and mentors team in developing specific network, security and wireless solutions; and detailed implementation plans * Provides team mentorship, guidance and support; Provide technical guidance to the team based on management direction * Facilitates and conducts product demonstrations, webinars and presentations to customers * Serves as a focal point to communicate and resolve integration issues with Sales Engineers * Assists the sales team with pre-sales and post-sales opportunities ## Related Videos - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Introducing the W3C Web Sustainability Guidelines](https://www.wearedevelopers.com/videos/991-introducing-the-w3c-web-sustainability-guidelines) - [Creating a routing app with Google Maps API from scratch](https://www.wearedevelopers.com/videos/831-creating-a-routing-app-with-google-maps-api-from-scratch) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) - [​Road to Web3](https://www.wearedevelopers.com/videos/584-road-to-web3) ## Related Articles - [Events like RSAC Get You CISOs. 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