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Land Mobile Radio (LMR) Network Engineer

Job DescriptionJob DescriptionNextgen is seeking a candidate with a broad engineering background to support US Marshals hosted infrastructure supporting agents in the field. Infrastructure includes Compute, Storage, Virtualization, Networking and Applications. In addition to on-premise equipment, individual will support hosted infrastructure in Azure GovCloud. Candidate shall have vast experience creating and maintaining robust network architectures to provide high availability and resiliency.Required Qualifications

  • Top Secret (Individuals with currents Secret clearance may be considered.)
  • 5 years’ experience planning, designing, troubleshooting, and optimizing network configurations and architectures
  • Manages Cisco routers, switches, and firewalls; installs, configures, operates, and troubleshoots high availability routed and switched networks
  • Candidate must be proficient with the configuration, software/firmware upgrade, and troubleshooting processes of the following platforms:

o ISR 4000 Series Routerso Cisco Nexus Switcheso Cisco ASA firewallso Knowledge on build in Firepowero Cisco AnyConnect VPNo Cisco FTD firewallso Managing FTD firewalls via Cisco's FMCo Implementing URL filtering ruleso Implementing SSL Inspectiono Cisco ISE

  • Manages design, configuration, optimization and enhancement of two networks with more than 100 remote sites, telecommunications (local and wide area networking, Transmission Control Protocol/Internet Protocol (TCP/IP) and web-based technologies)
  • Designs and drafts network diagrams and concepts for modernization of the current and future on-prem and cloud-hosted infrastructures
  • Applies thorough understanding of IT best practices, methods, and techniques to install, maintain, integrate, and support IT hardware, software, and services; makes recommendations and develops improvements of work methods for solving IT system related problems
  • Performs incident management and coordinates with service providers and other agencies to maintain network continuity
  • Proficiencies in deploying and maintaining security templates and configuration baselines following agency guidelines such as DoD STIGS for network equipment
  • Actively applies thorough knowledge of software and systems development life cycles, including performance measurement principles and methods and ensuring incorporation of appropriate security measures
  • Utilizes application load balancers to improve the security and availability of network resources
  • Manages Cisco ISE for device administration, posturing, and profiling
  • Experience with SolarWinds
  • Leverages SolarWinds modules for configuration changes and repository, performance monitoring, and alerting
  • Maintains remote access VPN via Secure Endpoint

Desired Qualifications

  • A candidate with experience in the configuration, software/firmware upgrade, and troubleshooting processes for the following additional attributes is highly desirable but not required:

o CCNA Route and Switch – Data Centero CCNP Route and Switcho Cisco AMPo Cisco’s Unified Computing System (UCS)o Cisco Duo MFA for VPN and network & server administrationo Cisco Wi-Fi technologies and wireless access controllerso CradlePoint mobile routers with onboard modems and SIMso Palo Alto firewalls and VPNo Azure networking tools including Azure load balancers, NSGs, and vNetso Deploying devices in Azure Gov using custom ARM templateso SMS gateway serviceso WAN bondingAbout NextGen:NextGen Federal Systems is an innovative technology and professional services provider specializing in advanced software solutions and comprehensive mission and business support services. We work in close collaboration with our Customers to truly understand their business and mission goals. Our approach is to design, build, implement, and manage solutions that measurably improve our client’s organizational performance. We have established and foster a corporate culture where we:
•Treat employees with fairness and respect regardless of their position, , , or tenure.•Communicate the importance of our mission and our employees’ contributions to it, ensuring they understand how their job role contributes to the greater good.•Openly promote and communicate our ideas for change and adaptability.•Strive to achieve results as an organization.•Hold employees accountable to their commitments and provide incentives that encourage positive and productive behaviors.•Value the talents and contributions of our employees as the key factor for our success.•Create an environment where people can engage at all levels.•Encourage people to take risks and allow them to make mistakes.
Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities.
RefID: A01

Land Mobile Radio (LMR) Network Engineer

Springfield, MO
Full time

Published on 10/17/2025

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