LingaTech ยท 1 month ago
Senior Cisco Network Engineer
Washington, DC, DC
Full-time
Hybrid
Mid, Senior Level
4+ years expLingaTech is seeking a Senior Cisco Network Engineer to support the planning, implementation, and maintenance of a Cisco-based network environment. The role involves managing network infrastructure, ensuring service continuity, and maintaining security standards in a hybrid on-premises and cloud infrastructure.
Information TechnologySoftwareWeb Development
Responsibilities
Perform daily operations, maintenance, configuration, optimization, and upgrades of network infrastructure, including Windows servers, Cisco ISE, Cisco ASA firewalls, routers, and switches
Monitor performance, capacity, and availability of LAN, WAN, telephony, and virtual systems
Diagnose and resolve incidents promptly to ensure continuity of services
Maintain network documentation, configuration standards, and change management processes
Implement and maintain information security and assurance requirements across all network activities
Support telephony systems, including VoIP, voice switching, analog services, ACD, and IVR platforms
Enforce policies related to security, compliance, auditing, disaster recovery, and encryption
Use enterprise tools to analyze, monitor, troubleshoot, and manage network and system health, including Cisco ISE, Cisco Umbrella, Cisco FMC, Cisco DNA, Microsoft Active Directory tools, Microsoft Intune, Tanium, Cayosoft, SSH, RDP, IDS/IPS appliances, firewalls, VMware vCenter, DHCP, DNS, and related utilities
Qualification
Required
4+ years of experience in maintenance, configuration, optimization, and upgrades of infrastructure, including Windows servers, Cisco ISE, Cisco ASA firewalls, routers, and switches
4+ years of experience monitoring performance, capacity, and availability of LAN, WAN, telephony, and virtual systems
4+ years of experience diagnosing and resolving incidents promptly to ensure continuity of services
4+ years of experience maintaining network documentation, configuration standards, and change management processes
4+ years of experience implementing and maintaining information security and assurance requirements across all network activities
4+ years of experience supporting telephony systems, including VoIP, voice switching, analog services, ACD, and IVR platforms
4+ years of experience using Cisco ISE, Cisco Umbrella, Cisco FMC, Cisco DNA, Microsoft Active Directory tools, Microsoft Intune, Tanium, Cayosoft, SSH, RDP, IDS and IPS appliances
4+ years of experience managing firewalls, VMware vCenter, DHCP, DNS, and associated utilities
Active, current CCNP certification
Preferred
Strong working knowledge of Active Directory
Strong working knowledge of VMware
Strong working knowledge of Windows server administration
Company
LingaTech
LingaTech offers data analytics, web development, software development, and security services.
51-200 employees
H1B Sponsorship
LingaTech has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
2024 (4)
2023 (2)
2022 (3)
2021 (4)
2020 (6)
Funding
Current Stage
Growth StageLeadership Team
Kathir Ramalingam
President and CEO
Brian Kapp
Chief Technology Officer
Company data provided by crunchbase