1. Daniel Senior 107 Cornelia Lane, Milford, PA 18337
dan@dsenior.net
570-296-5687
OVERVIEW
Highly experienced, hands-on systemand network engineer with 20+ years of experience in project
management, technical support, systemengineering, network design and implementation, architecture
documentation, integration, deployment and maintenance of enterprise-wide server/storage systems.
Expert at:
 Designing client/server and web architectures.
 Designing, implementing and administering intricate security and network monitoring systems for day
traders at multiple locations.
 Identifying and resolving security problems for high-speed transactionalbusiness.
 Integrating new technologies and translating client requirements into cost-effective, efficient solutions.
 Effectively managing staff, clients and users.
 Building successfulworking relationships with clients, users and management.
PROFESSIONAL EXPERIENCE
Think IP Systems, LLC, Passaic, NJ September 2015 – December 2016
Director of Technical Support
Provide remote and on-site systems and network engineering support and service to 30+ client companies.
 Design, build, and upgrade customers’ backend servers and work stations.
 Install, program, and maintain:
o Firewalls, switches, wifi, email and back end systems
o Multiple generations of client companies’ Exchange systems and migration to cloud platform.
o Phone systems,including PBX and VOip.
 Design, build and maintain virtual networks using Microsoft Hyper-V and VMware.
 Responsible for design and supervision of several office build-outs and moves.
 Identify and implement onsite and cloud backup solutions.
Three-J’s Computer Services, Milford, PA September 2004 – Present
President & Owner
Specializing in building black box machines for automated trading companies. Research, purchase,
remotely configure and maintain powerful, low latency automated trading servers,using Linux and
Windows operating systems.
 Set up remote sites for black box customers.
 Design and install wireless networks for businesses.
 Build custom servers for businesses and residentialuse.
 Resolve virus, malware, software and hardware issues for users.
 Work with architects, hire and manage contractors to wire and build-out data rooms.
 Install VOip phone and firewall systems.

2. Daniel Senior
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Trillium Labs, NYC (formerly Trillium Trading), NYC
Vice President of Infrastructure February 2014 – August 2015
Trillium Trading (formerly Heartland Securities), NYC
Vice President of Infrastructure January 2010 – February 2014
Chief Technical Officer March 2004 – December 2009
Heartland Securities, NYC (formerly Datek Securities), NYC
VP of MIS January 1999 – March 2004
Responsible for budget,design, installation, implementation and maintenance of IT networks, technical
strategies and policies at all locations, supporting 1000+ computers with a staff of 15 technicians. Project
Manager for architecture and design of cross-platform and cross-organizational projects. Budgeted,
purchased, and supervised build-outs at new and current installations. Worked with realtors,
building, electrical and mechanical engineers, and contractors to ensure all locations met both
business requirements and local building codes for electrical and HVAC.
 Managed over 150 Linux and Windows servers.Services included installs, upgrades,monitoring and
troubleshooting of hardware and OS issues,and systemadministration for users,directories and file
security.
 Managed Windows servers. Responsible for all installs, upgrades and migrations to VM’s. Installed
Active Directory, DHCP, DNS, DFS, Exchange. Added/removed users,designed and administered
security policies, anti-virus and malware protection.
 In charge of budgeting,building out and maintaining all offices. Worked with realtors, building
engineers, electrical engineers and mechanical engineers to ensure offices met electric specifications,
HVAC requirements, infrastructure and telecommunication requirements. Budgeted, purchased and
supervised complete build-out.
 Designed and implemented all networks, local internet and connections to datacenter.
 Lead architecture and design of cross-platform and cross-organizational projects.
 Designed and implemented IT technical strategies/policies, high availability and disasterrecovery
solutions.
 Responsible for negotiating all vendor contracts and services with telecommunication, network,
computer, A/C, UPS, electrical and general contractors,electrical and mechanical engineers.
 Reviewed all real estate leases to ensure they met company’s technical needs.
 Responsible for creating and administering yearly infrastructure budget.
 Responsible for programming, upkeep and determining end-of-life for all equipment.
 Built monitoring systems of all local and remote networks and computers.
 Managed technology architecture, selection, implementation and development, including storage and
server hardware. Responsible for implementing new technology and ideas into current infrastructure.
ACCOMPLISHMENTS:
 Managed $5,000,000 build-out, completing internal physical move of 150 traders on time and within
budget in post-9/11 move from Downtown to Midtown:
o Rebuilt network, data room, and A/C. Worked with mechanical engineer to design redundant
A/C. Designed and implemented redundant internet network.
o Upgraded and replaced old phone systemwith VOip system.
o Designed and built data room from bare walls out.
 Successfully upgraded and replaced 2 UPS’s. Calculated current and future UPS loads, determining
that electrical cost savings over five year period would pay for upgrades in four years. Completed
upgrade and replacement of two UPS’s over one weekend with no downtime for users.
 Migrated email systems from legacy through ascending generations of Exchange to cloud
infrastructure. Most recently moved 150 users from Local Exchange 2008 to Exchange 2012 in the
cloud. Created policies to mirror local Exchange server with no down time, making transition as
seamless as possible for end users.
 Researched, budgeted,purchased, installed and moved production trading servers to new VM
environment. Reduced cost footprint, while fully exploiting new hardware technology capabilities.

3. Daniel Senior
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 Successfully merged trading network and back office applications with partner company (Schonfeld
Securities) in 2010, and then separated the operations in 2014 when partnership was dissolved.
 Built-out new remote offices, expanding existing space and closing others in New York, New Jersey,
Massachusetts,Illinois, Florida and Georgia.
 Implemented custom backup schemes to ensure disasterrecovery capability in every location.
 Supported growth in number of traders from 350 to 800.
 Was part of team developing new trading product that functioned entirely in the cloud using Amazon
web services.
Datek Securities, NYC August 1996 – January 1999
Tech/Trading Support NY Manager
Managed staff of 10 technicians to support 500+ traders in NY and NJ offices. Oversaw construction and
design of new trading floors in NY and NJ offices.
ACCOMPLISHMENTS:
 Built and maintained the first servers for Island ECN and Datek Online’s trading services.
 Reprogrammed entire phone systemfor Datek Online customer support,after vendorcrashed system
and quit. By morning, systemwas up and taking calls as if nothing happened.
AREAS OF EXPERTISE
Networking Equipment: Cisco, Fortinet, Arista, HP
Firewalls: Cisco, Fortinet, SonicWalls, Netscreen
VOip Equipment: ADTRAN, Patton
Operating Systems: Windows,Linux, Apple
Phone Systems: Avaya,Nortel Meridian Systems, Coredial (VOip), Mutare Voice mail
Virtual Machines OS: Microsoft Hyper-V, VMware, Parallels, 2X
Network Monitoring Software: Cacti, Nations, PRTG, MRTG, SNMP, Spiceworks, Syslog
Routing Protocols: EIGRP, OSPF, TCP/IP, BGP, LACP
VOip Protocols: SIP, RTP
Proxies: Squid, CARP (Failover)
Tech Support Software: Connectwise, LabTech, Solarwinds N-Able, GFI Dashboard
VPN: IPSec, PPTP, Open VPN, SSH Port Forwarding, FortiClient, Cisco Client
Email Systems: Microsoft Exchange, Sendmail, Postfix, Gmail, DoveCot
Remote Access Software: RDP, SSH, SCP, Telnet, FTP, IPMI
Backup: Veeam, MS Windows Backup, Barracuda, Maxx Focus, Rsync, Datto, Axcient
Server Programs: DNS, DHCP, Active Directory, DFS, SMB, NFS, Group Policies
Programs: Microsoft Office, Quicken, Quik books,Peachtree
Wireless: Ubiquity, FortiWifi
MILITARY EXPERIENCE
US Navy 1984-88
Aviation Electronic Technician
Good Conduct Ribbon
Disabled Veteran
EDUCATION
Associate Degree Electrical Engineering of Technology—SUNY Farmingdale
OUTSIDE INTERESTS
 Delaware Cal Ripkin Little League—VP (2013-2015), Secretary (2012-2013), Coach (2010-2016)
 Eastern Pike Soccer League—Executive Board Regulator (2011-2014), Coach (2009-2014)