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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Sr Security/Network Engineer - **Company:** Crete Carrier Corporation - **Location:** Lincoln, NE, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Microsoft Azure, Catalyst (Software), Cloud Computing, CompTIA Security+, Cyber Security, Computer Networks, Disaster Recovery, Multi-Factor Authentication, Identity and Access Management, Subnetting, Information Systems Security Architecture Professional, Network Security, Network Architecture, Routing, Cisco Nexus Switches, VMware Virtualization, Software Vulnerability Management, Wireless Networks, Computer Networking Systems, Cyberark, System Availability, Cyber Threat Analysis, HybridCloud, Information Technology, Palo Alto Networks, Cisco, Server Operating Systems & Platforms - **Published:** July 29, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=b4b9f35ee87e2ab1 ## About the Role * Advanced knowledge of enterprise networking including routing, switching, wireless networking, network architecture, protocols, subnetting, and infrastructure design. Experience with Cisco networking technologies, including Nexus, Catalyst, DNA Center, ISE, and enterprise wireless platforms * Expertise in cybersecurity architecture, network security, vulnerability management, incident response, identity and access management, privileged access management, multi-factor authentication, cybersecurity frameworks, and security monitoring, preferably using Palo Alto and CyberArk technologies * Experience supporting enterprise infrastructure environments utilizing Microsoft 365, Entra ID, Azure, hybrid cloud technologies, VMware virtualization, storage and server platforms * Strong leadership, communication, analytical, and problem-solving skills with the ability to mentor technical staff, lead projects, and communicate effectively with both technical and non-technical stakeholders, Bachelor's degree in Information Technology; or eight to ten years related experience and/or training; or equivalent combination of both education and experience Physical Requirements * Prolonged periods sitting at a desk working on a computer * Must be able to lift up to 25 pounds at times Certificates, Licenses, and Registrations * CISSP (ISC2) * CISA (ISACA) * GIAC Certifications * Cisco Security Certifications * CCNP Enterprise and Security * Microsoft Azure Certifications * CompTIA Security+ * Palo Alto Certifications ## Description Responsible for the architecture, engineering, implementation, security, and lifecycle management of enterprise network, cybersecurity, cloud identity, and server infrastructure platforms. Lead strategic infrastructure initiatives, security improvements, disaster recovery planning, and technology modernization efforts while ensuring high availability, scalability, performance, compliance, and adheres to organized standards. Role and Responsibilities * Design, implement, maintain, secure, and optimize enterprise network, server, cloud, identity, and cybersecurity infrastructure to ensure high availability, performance, scalability, resiliency, and compliance * Lead the troubleshooting, root cause analysis, incident response, and resolution of complex infrastructure, network, cloud, and security issues while serving as the primary technical escalation point * Develop, implement, test, and maintain security controls, vulnerability management processes, disaster recovery programs, business continuity, and risk reduction initiatives * Monitor infrastructure health, performance, capacity, and utilization; identify risks and opportunities for improvement; and drive continuous improvement initiatives that enhance reliability, security, operational efficiency, and cost effectiveness * Lead infrastructure modernization, cybersecurity, and enterprise technology projects, including lifecycle planning, budgeting recommendations, deployment, maintenance, and retirement of technologies * Evaluate emerging technologies, cybersecurity threats, and industry trends; develop infrastructure roadmaps; and recommend solutions that improve organizational security, performance, and resiliency * Design and support networking, collaboration, voice, video, cloud, identity, and cybersecurity solutions utilizing technologies such as Microsoft 365, Azure, Cisco, Palo Alto, CyberArk, and related platforms * Develop and maintain technical documentation, architecture standards, operational procedures, security standards, and system diagrams while ensuring adherence to organizational and regulatory requirements * Collaborate with business stakeholders, vendors, auditors, and cross-functional teams to deliver infrastructure and cybersecurity initiatives aligned with organizational objectives * Provide technical leadership, mentoring, and knowledge sharing to engineers, administrators, and support personnel. Participate in an on-call rotation and provide after-hours support as required * Maintain regular and predictable attendance * Receive and carry out instructions * Performs general clerical duties and special projects as needed ## 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) - [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) - [Your Infrastructure Is Not a Playground: AI Agents for Infra Done Right](https://www.wearedevelopers.com/videos/2084-your-infrastructure-is-not-a-playground-ai-agents-for-infra-done-right) - [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) - [A Technical Introduction to Bitcoin's 2nd Layer- The Lightning Network](https://www.wearedevelopers.com/videos/15-a-technical-introduction-to-bitcoin-s-2nd-layer-the-lightning-network) ## Related Articles - [Everything a Developer Needs to Know About MCP with Neo4j](https://www.wearedevelopers.com/magazine/604-everything-a-developer-needs-to-know-about-mcp-with-neo4j) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking) - [Dev Digest 134 - Where pixels sing?](https://www.wearedevelopers.com/magazine/477-dev-digest-134-where-pixels-sing) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology)