Communications Engineering, Senior Security Clearance

Position: Communications Engineering, Senior with Security Clearance
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Department Summary:

The Resilient Communications Department (N172) is seeking talented software and networking engineers with an interest in communications to join our diverse team of engineers working on DoD communications challenges for both the US military and its international partners across all domains (underwater, surface/ground, air, and space). The Resilient Communications Department focuses on creating and fielding adaptive communications and networking infrastructures to successfully execute different missions in contested environments.

DoD communications needs pose unique challenges to operate globally in dynamic or denied environments including the effects of electronic warfare. The department's work areas include RF communications, networking, modeling and simulation, system integrations, systems engineering, and software programming.

Roles & Responsibilities :
Work includes:
* Ability to work on a collaborative team.

* Selecting, configuring and testing network hardware including computers, firewalls, routers, switches and wireless devices.

* Performing trade studies, modeling, emulating and testing network equipment and network topologies. Parameters of interest can include capacity, loss, latency and jitter.

* Leveraging and building upon existing network modeling and test capabilities to analyze networks.

* Deploying and debugging networks at field experiments.

* Experience using wireless network models and network control services for a variety of protocols and devices

Basic Qualifications:

* BS in Electrical Engineering, Computer Engineering, Computer Science, Physics, Mathematics, Systems Engineering, or similar field with at least 4 years of related experience OR MS in Electrical Engineering, Computer Engineering, Computer Science, Physics, Mathematics, Systems Engineering, or similar field with at least 2 years of related experience OR PhD in Electrical Engineering, Computer Engineering, Computer Science, Physics, Mathematics, Systems Engineering.

* Excellent analytical, written, and oral communication skills

* Strong interpersonal skills to effectively collaborate across multiple organizations and engineering disciplines

* Ability to obtain and maintain a DoD Secret or Top Secret security clearance

* Per the U.S. Government's eligibility requirements, you must be a U.S Citizen to be considered for a security clearance
* Eagerness to learn new skills and technologies

* Experienced with software development in teams using version control. Experience in a programming language like C/C++, Java, or Python, or other object-oriented software programming language.

* Understanding of networks, especially layers 1-4 and 7 of the OSI model.

* Working knowledge of protocols including

* Ethernet

* IP (Addressing, Subnets, Routing tables, Public/private/other IP ranges, CIDR), Unicast, Multicast, Broadcast, Static IP/DHCP

* TCP/UDP

* HTTP

* SSH

* Experience with command line linux

* Experience configuring / debugging networking from the command line and using tools like ping, trace route and nslookup/dig.

* Familiarity with computer emulation, virtualization or containerization.

* This position requires a minimum of 4 days a week on-site.

Preferred Qualifications:

* Experience with network performance testing (including iperf or mgen) and one or more network modeling and simulation tools (EXata, Qual Net, EMANE, CORE, NS3, OMNet++, etc.)

* Hands-on experience configuring and debugging medium-scale networks (10s-100s devices, multiple switches, Wi-Fi APs, bridges etc)

* Understanding details of protocols including

* Ethernet/Wi-FI

* MTU

* Switching vs Hubs / Broadcast Domains

* Medium Access Protocols

* FDMA/TDMA/CDMA

* CSMA, CSMA/CA, CSMA/CD

* Security (802.1x, WPA)

* Address Resolution Protocol (ARP)

* VLAN

* Routing

* NAT and Port Forwarding

* DNS

* OSPF, RIP, EIGRP, BGP

* Firewall Configuration

* IPv6

* IPSec

* Familiar with / aware of common network-based applications/protocols including…