Senior Network Engineer with Security Clearance

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Job description

Sr. Network Engineer Chantilly, VA Clearance: Active TS/SCI w/ Polygraph needed to apply Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation's toughest and most secure problems. If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don't look any further than Cornerstone Defense. Responsibilities: Be willing to support multiple locations in the NOVA area. Help develop solutions for networks that support mission critical and mission essential infrastructure. Execute recommended changes to existing networks to drive change, create efficiencies, enhance system security posture. Willing to perform break fix tasks as various levels of the OSI model Basic Qualifications: Active TS/SCI with Polygraph 8 years experience with a bachelor's degree in an IT field; 6 years with a Master's degree; 12 years experience in lieu of degree Experience with various network protocols, such as BGP, OSPF and EIGRP Implement and troubleshoot LAN technologies such as VLANs, trunking (port tagging), spanning-tree and protocols. Understanding and operating network CLI's (Cisco IOS/IOS-XE/JunOS). Familiar with network management protocols, like SNMP, SSH, syslog, RADIUS/TACACS Knowledge of the OSI Model. Experience with routing, switching, and firewall concepts and protocols, such as OSPF and Spanning-tree, state-full and stateless traffic policies, and IPv4 CIDR subnetting. Experience with configuring, deploying, and integrating network devices and services. Experience in producing and maintaining technical, configuration, and diagram documentation. Knowledge or experience with IDS/IPS sensors and writing policies. Preferred Qualifications: Active TS/SCI with Polygraph Superb ability to lead troubleshooting and create solutions within a diverse network environment made up of Cisco routing and switching, Juniper SRX environment, and other proprietary equipment. Strong knowledge of Linux operating systems, routing, IPSec, and IPTables or Firewalls. Expert knowledge of fault tolerant, high availability, network infrastructure environments Author and maintain technical documentation and illustrations. Produce and present work instruction documentation, be able to lead discussions during Change Control Board (CCB) with other engineers, including the stakeholder. Knowledge or experience with Configuration Management (CM) processes and the Change Control Board (CCB). Expert knowledge of MS Word, Excel, PowerPoint, and Visio Expert knowledge of monitoring and auditing network Must be able for self-teach, self-learn, adapting to dynamic environments, provide direction to junior engineers, and recommendations to the stakeholder and other business partners.

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