Sr. Network Engineer

DAn SolutionsReston, VA
Onsite

About The Position

We are seeking an experienced Senior Network Engineer to provide network design, engineering, implementation, and operational support for a highly secure enterprise IT environment. The Senior Network Engineer will design, implement, maintain, and troubleshoot complex LAN/WAN environments, site-to-site VPNs, point-to-point and point-to-multipoint connections, firewalls, and secure network communications paths. This position will also support network architecture, data flows, firewall rules, encryption devices, and multi-level security environments. The ideal candidate will have strong hands-on networking experience and the ability to troubleshoot complex network issues while developing engineering solutions that improve performance, security, reliability, and efficiency.

Requirements

  • Bachelor's degree from an accredited institution in a field applicable to the position and six (6) years of relevant experience. An additional four (4) years of relevant experience may be substituted for the bachelor's degree.
  • Experience designing, implementing, maintaining, and troubleshooting complex LAN/WAN environments.
  • Experience with the installation, configuration, and maintenance of firewalls.
  • Experience keying and upgrading software on TACLANE cryptographic devices.
  • Strong understanding of network protocols, firewall packet filtering, and proxy filtering.
  • Experience troubleshooting VLANs, port security, network connectivity, and network outages.
  • Strong network engineering, analytical, and technical troubleshooting skills.
  • Must be DoD 8570 IAT Level II compliant by the date of security indoctrination, including any required Continuing Education (CE) requirements.
  • Candidates must possess an active TS/SCI clearance with a CI Polygraph.

Nice To Haves

  • CCNP certification.
  • Experience working within multi-level security domains.
  • Experience installing, configuring, and maintaining General Dynamics TACLANE or other cryptographic devices.
  • Experience supporting networks utilizing Radiant Mercury multi-level security appliances.
  • Experience designing and supporting secure network communications across environments with varying security classifications.

Responsibilities

  • Design, engineer, implement, and maintain enterprise LAN and WAN environments.
  • Design and support site-to-site VPNs, point-to-point, and point-to-multipoint network connections.
  • Troubleshoot complex network issues, including port security, VLAN configurations, connectivity issues, and network outages.
  • Install, configure, maintain, and troubleshoot firewalls and network security devices.
  • Configure, key, maintain, and perform software upgrades on TACLANE encryption devices.
  • Manage network activities, data flows, firewall rules, and secure communication paths.
  • Develop network topologies to securely deliver content and data from specific providers to end users.
  • Provide technical recommendations and implement approved engineering solutions.
  • Develop engineering designs and plans for the installation, integration, testing, maintenance, expansion, and upgrade of network environments.
  • Conduct network engineering studies to determine requirements for bandwidth, data throughput, security, reliability, and communications paths.
  • Investigate and evaluate new network technologies, systems, and upgrades that can improve capabilities, efficiency, reliability, or cost effectiveness.
  • Develop integration plans, including implementation schedules, resource requirements, and cost considerations.
  • Develop and implement secure network communication paths for remote data sources.
  • Support network systems and associated infrastructure, including servers, storage, and backup systems.
  • Prepare and maintain network engineering documentation, technical manuals, network diagrams, and standard operating procedures (SOPs).
  • Communicate network status, technical issues, recommendations, and proposed solutions to technical and program leadership.
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