Network Engineer Expert - TS/SCI with PolygraphGeneral Dynamics Information Technology • Aurora, Colorado, United States
Network Engineer Expert - TS/SCI with Polygraph
General Dynamics Information Technology
- Aurora, Colorado, United States
- Aurora, Colorado, United States
Über
As a Network Engineer Sr Principal, you will help ensure today is safe and tomorrow is smarter. Our work depends on a Network Engineer Sr Principal joining our team to support a geographically dispersed, state of the art systems that seamlessly integrate Linux and Microsoft services. Positions will provide engineering support to multiple WAN connected sites, with data flows crossing various controlled interfaces, and will follow specific IT project management and engineering lifecycle processes. A Network Engineer Sr Principal will be responsible for supporting their solutions throughout the IT project lifecycle, to include refining requirements, creating design documentation, creating installation instructions and deployment plans, and providing O&M support. Project assignments will vary based on skill level, and may include engineering geographically dispersed services, integrating services into public, private and hybrid cloud environments, engineering solutions to be deployed via automated CM tools, and hardening the solutions to address security and SCAP compliance.
How a Network Engineer Will Make an Impact:
Administer, operate, manage and maintain network components for on-premises and cloud-based virtualized systems
Design, develop, implement, and maintain (LAN, WAN, Wireless) network infrastructure
Determine network bandwidth needs and recommend measures to meet those requirements
Design, recommend and implement new solutions to improve the resilience of network operations
Conduct network modeling and analysis to construct a reliable, high-performance integrated network
Monitor network performance and troubleshoot problems and outages
Schedule updates and upgrades
Collaborate with network architects to optimize system performance
Engage in data network fault investigations
Secure network systems with policies that define and monitor access
Configure DNS servers and appliances
What You'll Need to Succeed:
Education: BA/BS
Required Certification: CompTIA Security+ certification or similar for IAT Level II DoD 8570 certification
Required Experience: 10+ years of related experience
Technical Skills:
Understanding of networking protocols (e.g., IPSEC, MACSEC, HSRP, BGP, OSPF, 802.11, QoS)
Candidate should be familiar with the following technologies and protocols.
Layer 2: Ethernet, Frame Relay, PPPoE, STP, 802.1q, 802.1x, MPLS, L2VPNs
Layer 3: IP, IPv6, LDP, L3VPNs, RSVP, DHCP, IPSEC, PIM, IGMP
Layer 4: TCP, UDP
Routing Protocols: BGP, OSPF
Other: SNMP, RADIUS, TACACS+
F5 BIG IP Load Balancers
Cisco Secure Web Appliance
Ability to setup, configure, upgrade, manage, and troubleshoot Cisco and Juniper routers, switches, firewalls and load balancers
Experience with various cloud provider environments such as AWS and Azure
Experience with managing work tasks via tools such as JIRA and ServiceNow
Previous experience with the following technologies is beneficial but not required.
Juniper QFX Series Router
Cisco Firepower Threat Defense / Firewall Management Center
Cisco DNA Center
Cisco Identity Services Engine
System configuration based on security guidelines such as DISA STIGs
GDIT is Your Place At GDIT, the mission is our purpose, and our people are at the center of everything we do.
Growth: AI-powered career tool that identifies career steps and learning opportunities
Support: An internal mobility team focused on helping you achieve your career goals
Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
Community: Award-winning culture of innovation and a military-friendly workplace
OWN YOUR OPPORTUNITY Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.
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Sprachkenntnisse
- English
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