Philip Mammen
***** ****** ** ******** ** *****
Direct: 703-***-****
Email: acclli@r.postjobfree.com
Clearance: Secret
Availability: Assigned
Professional Overview
Technical expertise in the planning, design, installation and administration of Wide and Local Area
Networks. Skilled professional with exposure to diverse network environments, includes expertise
in the planning, installation and configuration of UNIX-based and microcomputer-based networks,
as well as in DOD Certification and Accreditation Processes. Has demonstrated experience and a
good understanding of routing protocols such as RIP, OSPF, EIGRP and BGP version 4. As a
senior level engineer has experience with implementing redundancy and developing IP addressing
schemes using VLSM as well as expertise in the setup of VLANS on Cisco Catalyst switches,
Foundry Fast Irons and Big Irons. Continually growing my expertise in network engineering and
security by overcoming challenges that have arose throughout my career progression.
Technical Proficiencies
Platforms:
UNIX, HPUX 10.10, VoIP, Windows Server
Hardware:
Cisco 6513's, 6509, 4500 series, Cisco 3750, 3560, Cisco 2960 series, Cisco 2911,
Cisco 1811 and 1841, Cisco 890 series, Cisco Wireless Air Bridge 1231 and 1310, Cisco
Wireless LWAPP 1130, Cisco WLC 4400 series, ASA 5540, Cisco WAAS 594/694
series, Cisco PIX 515 and PIX 525’s, 2621 Cisco Routers, 3550 and 3524 Cisco
Catalyst switches, Dell Power Edge 1300 and 1800, Dell Optiplex GX400, Compaq
Proliant ML530, Compaq RA4100 SAN, Cisco 12000 series GSR's, 6400 IP
Aggregators, Catalyst 6000 series, Lucent DSLAMS, Marconi TNX 1100 and ASX
4000 ATM switches.
Protocols:
TCP/IP, EIGRP, OSPF, RIP, and BGP
Education
B.S., Electrical Engineering
University of the District of Columbia
A.S., Engineering Science
Montgomery College
Certification
Cisco Certifications: CCNA, CCNP (1998, 2001)
COMPTIA: Security+ (Status-Active)
Professional Background
COMINT Systems Corporation Nov 2012 to Present
Senior Network Engineer
Designs and plans network communications systems,
Provides specific detailed information for hardware and software selection, implementation
techniques and tools for the most efficient solution to meet business needs, including present and
future capacity requirements,
Conducts testing of network design,
Evaluates and reports on new communications technologies to enhance capabilities of the network,
Provides design and equipment staging support to joint agency command and control network life
cycle replacement,
Ensures seamless transition from older Extreme network to a more robust Cisco network solution
with minimal downtime.
Perform VLAN Creations, VLAN Extension and Port Activation
Create Layer 2/Layer 3 Provisioning and Configuration Control Board Documentation
Administer systems and servers related to the network for the purpose of ensuring availability of
services to authorized users.
Coordinates new construction, remodels, and existing facilities network/server for the purpose of
completing designs, planning, purchasing, installation, configuration, maintenance, and testing.
Develop, implement, and maintain the processes and documentation for network/server
managements for the purpose of effective processes.
Analyzes network characteristics (e.g., traffic, connect time transmission speed, security, packet
sizes, and throughput) and recommends procurement, removals and modifications to network
components and capabilities.
Reviews existing network designs and capabilities with the goal of making refinements, reducing
operating overhead, enhancing network throughput, and improving current network topologies.
Determines environmental and building power requirements for system design, types and gauges of
cable for communications applications, installation and testing requirements, cross-connection on
distribution equipment, intermediate distribution frames, wire closets, pin and jack arrangements,
and cable inventory management systems.
LAFARGE Jun 2011 to Oct 2012
Senior Network Analyst
Performed site network transition/migration efforts for Lafarge divestment projects TULANE and
FINN,
Managed, built and designed LAN switched architecture to include creating VLANs, managing
VTP domains, STP, Trunking IEEE 802.1q, Etherchannel (PagP) and Port Security as needed,
Responsible for the design and implementation of new site WAN’s to integrate into the Lafarge
Enterprise production network,
Created site-to-site VPN’s between corporations for the TSA (Transitional Service Agreement)
period.
Configured security policies on the enterprise ASA Firewall, and Core switches to permit access to
needed resources on both ends of the tunnel,
Utilized VISIO and PowerPoint to create Enterprise network infrastructure LAN and WAN design
documentation as required,
Collaborated and hosted conference meetings to facilitate and streamline site transition efforts.
Intellidyne LLC Mar 2010 to Jun 2011
Senior Network Engineer
Provided technical support to run projects at the ATIC, while keeping all parties abreast of
the progress and provide deliverables by expected due dates,
Engineered, deployed, and troubleshot local and wide area networks for the ATIC
commercial and non classified NIPR network,
Installed, configured and managed routing and switching operating systems,
Managed switched architecture to include creating VLANs, managing VTP
domains, spanning tree, and port security,
Monitored networking equipment and maintain activity logs,
Configured and maintained systems (firewall, router, and switch) security policies,
Documented systems and network infrastructure in various written formats (i.e., VISIO, MS
Project, Word),
Managed the health of the network via SNMP tools,
Configured and managed an intrusion detection system (IDS) and responded to threats,
Utilized DOD Vulnerability Management System Software (VMS) to ensure all networking
hardware and software remained compliant with necessary requirements.
SAVA Solutions Nov 2008 to Nov 2009
Senior Network Engineer
Analyzed, monitored, supported and maintained local and wide area network systems for
the DEA’s private managed network,
Provided network support to be performed in a primarily Cisco based environment utilizing
a wide range of networking and communication skills,
Performed encryption, Cisco router/switch configuration, network monitoring, and setup
VPN’s and network topologies.
Coordinated third party maintenance for network and systems equipment,
Assisted Enterprise Management Services group with build deployment using HP Radia
Enterprise Automation Manager.
Northrop Grumman Mar 2007 to Nov 2008
Network Communications Engineer IV
Involved in the planning, installation and configuration of all hardware and software
elements within the NGIT BHIE Chantilly Lab data network,
Maintained technical expertise in all areas of network hardware and software.
Provided technical design, engineering, and security support for BHIE contractual and other
Healthcare projects within EIS,
Provided day to day support to NGIT EIS development, test and management teams as well
as for multivendor platforms such as Windows 2000, XP, HP UNIX Servers, Windows 2003
servers,
Network Administrator for multiple LAN-WAN systems, to include Chantilly BHIE Lab,
VA-Silver Spring Test Lab,
Supported aspects of multiple projects, including integration, troubleshooting,
documentation and direct customer support,
Involved in interagency conference sessions to isolate and resolve production related issues,
includes coordinating appropriate upgrades and configurations as needed for immediate
resolution,
Worked on Intranet Network and Systems hardware to encompass Cisco PIX 515 and PIX
525’s, 2621 Cisco Routers, 3550 and 3524 Cisco Catalyst switches, Dell Power Edge 1300
and 1800, Dell Optiplex GX400, Compaq Proliant ML530, Compaq RA4100 SAN etc.,
Coordinate third party maintenance for network and systems equipment.
Fannie Mae Aug 2006 to Feb 2007
IT Network Operations Consultant
Provided network setup, implementation and support for Fannie Mae’s MAN and Internal
Network. Internal Network to encompass partnership offices, regional offices and satellite
offices,
Resolved all network related production issues for the Fannie Mae private network,
Configured hardware to encompass Cisco 6509, 4000, 2620XM’s routers, 3550 and 3524
switches, Juniper M and J series routers, Cisco VPN Concentrators etc.,
Provided VPN and Provisioning support to Fannie Mae users,
Utilized Remedy ticketing system to create, update and modify problem tickets and change
tickets,
Coordinated efforts with various long distance and local exchange carriers to troubleshoot
and isolate circuit related issues. Circuits worked on include T-1’s, DS3’s, OC-3’s, OC-12’s
etc.; and LEC and Long distance Carriers included MCI, Sprint, ATT, XO, RCN, Level 3,
On Fiber etc.
Fidelity Mortgage Network Nov 2004 to Aug 2006
IT Network Consultant
Provided network design, setup, implementation and support for Fidelity Mortgage Network,
Resolved all production issues related to network operations for Fidelity’s private network,
Configured and setup a Cisco PIX 515 firewall to secure Fidelity’s internal network,
Developed an IP addressing schema for proposed regional office sites for 2Q06,
Developed router and switch configuration templates for proposed regional office sites,
Proposed routers and switches that included Cisco 3725 and Cisco catalyst 3524 with inline DC
power to power the Cisco VOIP phones that are suggested at the regional sites,
Configurations included frame-relay pvc’s on router serial interfaces, overall routing using RIP and
OSPF as the primary internal routing protocols and BGP as the external gateway protocol,
Configured satellite offices to be site to site IPSEC VPN connections through the Cisco PIX 515
firewall,
Provided all levels of support to Fidelity’s users. Intranet encompassed Windows 2000, XP
workstations and Windows 2003 server.
CTG Inc. May 2002 to Nov 2004
Network Communication Engineer
Provided Network Design, implementation and maintenance support for the corporate and all
regional offices of the National Institute for Severely Handicapped (NISH)
Developed a disaster recovery solution for NISH ( client ),
Provided vendors and service providers with client requirements to allow seamless integration of
new technologies with existing network,
Administered and implemented all Layer 2 and layer 3 Cisco hardware for NISH. Enterprise
hardware configured and supported include Cisco Catalyst 4006’s with Supervisor IV modules,
3524, 3548 and 3550 switches, Cisco 3725, 3640, 2651, 2509 routers, Cisco PIX 515 Firewall,
Implemented all routing and peering configuration for NISH. Routing protocols to include OSPF
and BGP v4,
Configured and setup Frame-relay PVC circuits for NISH’s hub and spoke environment
coordinated efforts through AT&T.
Sprint Corporation Sep 2001 to May 2002
Network Engineer III
Acquired, managed and allocated IP addresses from ARIN (American Registry for Internet
Numbers) for Sprint's HSD (High Speed Data) Network,
Defined requirements and drove efforts to streamline IP address management process in SIMS
Back Office Development Software) by 2Q02,
Setup a weekly report showing demand and utilization of IP addresses for 2002,
Involved in the Decommissioning of Sprint's ION network to transition over to the new HSD
product. Hardware to include Cisco 12000 series GSR's, 6400 IP Aggregators, Catalyst 6000 series,
Lucent DSLAMS, Marconi TNX 1100 and ASX 4000 ATM switches.
Network Access Solutions May 2000 to May 2001
Network Engineer II
Designed and implemented a Checkpoint Firewall for the NAS enterprise network,
Setup secure access policy on a Cisco PIX 500 series firewall for supporting vendors to access
specific application servers,
Administered and implemented all Layer 2 and layer 3 Cisco hardware for NAS's intranet.
Hardware included Cisco 4500, 3600 and 7500 series routers, Catalyst 2900XL, 1900/2820
switches, Cache flow 3000, Foundry ISR's etc.,
Implemented all routing and peering configuration for NAS. Routing protocols to include OSPF,
RIP, and BGP v4,
Provided 2nd and 3rd level support to all users within NAS's multi vendor environment. Intranet to
encompass both Windows NT, 2000 and UNIX workstations,
Setup Websense content-filtering package on a Cache flow 3000 Proxy server,
Configured VLANS on the Foundry Big-Iron series 8000 integrated switch/router for NAS's
campus network
Niche Networks Oct 1999 to May 2000
Network Engineer II
Developed essentials of TCP/IP CBT for Global Knowledge. Development involved using
Microsoft PowerPoint to create content and storyboard documents that included Intro to
TCP/IP, TCP/IP vs OSI Model, IP Header etc.,
Setup a Voice over IP test environment for Concert Communication. Test included installing
a voice network module and a two port FXS voice interface card on 2600 and 3640 Cisco
routers. Loading the appropriate IOS, which included 12.05(t) with IP plus as the software
feature set.
Upgraded RAM to help support the new IOS and configured dial peer plans on both routers
to setup a voice call. Applied G.711 compression scheme to improve voice quality.
Northrop Grumman Mar 1995 to Oct 1999
Network Engineer
Provided 2nd and 3rd level support for the AWIPS IP Network. This included configuring a total of
270 routers. Network hardware to include Cisco 2600, 4500 and 7000 series deployed within the
AWIPS network,
Upgraded system IOS to a newer recommended release for all the above platforms. Upgraded
embedded system ROM on the Cisco 7000 RP Board. Interface installation included both Serial
and Ethernet cards on the Cisco 7000 and other Cisco platforms,
Setup point to point and point to multipoint links where required on AWIPS frame-relay backbone
network,
Resolved wide area network problems for our NOC and wrote UNIX scripts to automate some of
the above procedures.
LAN Administrator
Provided System and Network Administration support for the MIDDS Project and the NRS
System,
Performed OS Installs and Image backups for HP series 700/800 Unix Systems,
Installed COTS (Commercial of the shelf Software). Software to include Openview, Openmail,
Informix and Omniback for data backup on HPUX 10.10 Platforms,
Installed appropriate patches for series 800 machines to improve System Performance,
Set up of NIS Master, Slave and Client on Series 800/700 HP Systems. Mounting remote file
systems using NFS through SAM or from the command line.
Customer Support Engineer
Assistant Engineer responsible for managing the day-to-day operations of the NCF in support of
the National Weather Service Headquarters (NWSHQ),
Provided diagnostic and troubleshooting maintenance on all HP-UX 700/800 series devices, Cisco
routers, CSU/DSU's, T-1 Comm lines, Chipcom Bridges, demodulators, TIU's, as well as Unix file
servers,
Provided service and Help Desk support to all sites using APRIORI,
Performed all network monitoring & control actions for all sites using HP Openview to monitor all
site servers and workstations for complete connectivity.