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By Light Professional IT Services LLC readies warfighters and federal agencies with technology and systems engineered to connect, protect, and prepare individuals and teams for whatever comes next. Headquartered in McLean, VA, By Light supports defense, civilian, and commercial IT customers worldwide. 

An IP Network Engineer assesses, tests, and recommends solutions and technologies to improve all aspects of DISN IP backbone. These technologies include network devices (routers, switches, firewalls, and Intrusion Detection Systems (IDS), and services Authentication, Authorization and Accounting (AAA), Access Control List (ACL), secure remote access (i.e Secure shell, Secure VPN, IPSec), and IPv6 capable devices.

An IP Network Engineer is responsible for all DISN aspects regarding the design review/recommendation, lab testing, evaluation/certification, and implementation/deployment as well as provide Tier3 support for DoD’s NIPRNet backbone network.

The position is onsite at Fort Meade, MD.

• Provide technical expertise in design review, lab testing & test report, implementation plan and deployment of new advanced large-scale complex DoD networks.  
• Implement MPLS services offerings on the DISN network.  MPLS services include L3VPN, L2VPN, VPLS (Virtual Private LAN service) and CsC (Carrier Supporting Carrier).  Platforms tested include Juniper MX Series, Cisco ASR Series routers.
• Provide technical security expertise in design, test, evaluation and deployment of advanced large-scale complex DoD networks. Review security requirements set by DoD agencies for the NIPRNET/SIPRNET network protection; Assess and analyze current NIPRNET/SIPRNET network architecture; Propose and analyze potential solutions. 
• Conducting audits, risk assessment, threat analysis, contingency planning and implementing security standards and methods.
• Reviews security threats to the current DoD NIPRNet/Internet gateway IA infrastructure, architecture, and technology and determines/implements effective countermeasures IAW established policies/regulations/directives.
• Delivers Router and Firewall Test Plans, Test Reports, as well as Implementation Plans to provide direction for deployment in the production environment. Prepare field recommendations and Configuration Guides.
• Provide Tier III engineering support to field operations personnel and deliver Field Support Lessons Learned reports.
• Conduct market research to find products to meet requirements.

• BS in Networking, Telecommunications, or related area required.
• CCNP-Enterprise or JNCIP-ENT or equivalent routing and switching experience.
• DoD 8570-01-M IAT Level I or higher to include one of the following:  A+ CE, CCNA-Security, CND, Network+ CE, SSCP Security+, GSEC, SCNP, SSCP, or CISSP.
• Extensive experience in IP networking, including IP platforms such as customer edge routers, provider edge routers, switches, firewalls, Internet Access Points (IAP’s), Cloud Access Points (CAP’s), Layer 2 and Layer 3 Virtual Private Networks (L2VPN and L3VPN), Internet Protocol Version 4 (IPV4), Internet Protocol Version 6 (IPV6/6VPE), Ethernet VPN (EVPN), Quality of Service (QoS), Segment Routing, Multiprotocol Label Switching (MPLS), Virtual Local Area Network (VLAN), Autonomous System Boundary Router (ABSR), external border gateway protocol (BGP) (eBGP), Layer 2 Psuedowire, Interior Gateway Protocols (IGP), Inter- Intermediate System to Intermediate System (IS-IS), Open Shortest Path First (OSPF), MPLS – Resource Reservation Protocol (RSVP), Label Distribution Protocol (LDP), Carrier servicing Carrier (CsC), Multicast, Filter Based Forwarding (FBF), Multi-Hop Bidirectional Forwarding Detection (MBFD), Ethernet Operation, Firewalls including Access Control List (ACL) , Operation Administration and Maintenance (OAM) Protocol and Network Management., 802.1Q and VRRP/HSRP.
• Expertise in large-scale IP Networking & Testing with backbone routers (Juniper MX and Cisco ASR9K) running ISIS, BGP/MP-BGP (multi AS), MPLS routing protocols, switches and testing gear including traffic generators from IXIA, Spirent Test Center and Agilent N2X.
• Routing protocols: BGP, MP-BGP, MPLS/RSVP, OSPF, IS-IS, RIP, Multicast, IPv6, QoS, MACSec.
• Advanced MPLS (Multiprotocol Label Switching)  services (L3VPN, L2VPN, VPLS & CSC).
• TCP/IP , LAN/WAN, SONET, ICMP and SNMP management protocols.

• CCIE or JNCIE or equivalent routing and switching experience.
• Hardware certification testing, JUNOS/IOS/IOS-XR operating system regression testing which include all protocols and services required for DISN backbone routers.  Router platforms include Juniper MX960/MX480 routers and Cisco ASR9K (ASR9010/ASR9006) routers.
• DISN IP Design Experience
• Network test equipment/Traffic Generator such as IXIA, Spirent Test Center, and Agilent N2X.
• Firewalls (Juniper/Netscreen, Cisco ASA/PIX, CyberGuard, SideWinder), VPN products (IPSec, SSL VPN).
• IDS/IPS (Arbor Peakflow DoS & Traffic, Top Layer, ForeScout).
• F5 Big-IP load balancer, BlueCoat Web Proxy.
• Unix (SUN/HP/BSD) Servers/Workstations, Linux, PC Servers/Workstations
• VMWare ESXi server.
• JunOS, Cisco IOS & IOS-XR, UNIX (Sun Solaris, BSD, HPUX, SCO), VMWare, Linux, FreeBSD, Microsoft OS Servers and Workstations.
• Certificate Authority Server, ACE/SecureID Server, TACACS+, RADIUS, MS Exchange, Sendmail, Apache web server, PKI, WINS, DHCP, DNS, FTP/SFTP/TFTP, SSH, NTP, Netflow/Cflowd servers.
• Possess excellent interpersonal communication skills with the ability to interact with management and staff at all levels.
• Candidate should also have excellent verbal and written communication skills.
• MS in Networking, Telecommunications, or related area desired

• Minimum SECRET Clearance required.

Salary Minimum: $150,000

Salary Maximum: $250,000

The annual base salary provided is a guideline for this position and is not a guarantee of compensation or salary. When extending an offer, By Light also considers other variables such as (but not limited to) work experience, education, training, skill set, internal peer equity, clearance level, and market conditions. In addition, By Light provides an extensive selection of benefits and offerings to our employees.