Darryl B. Email & Phone Number

Wayne, Pa, Us

Manager of Network Infrastructure for a growing fast paced company located in Wayne PA. Provided leadership and guidance to a group of network engineers, voice engineers and network administrators. Develops assignments, resource planning and allocation, metric development, performance assessment, metrics and reviews as well as hiring and other staff management functions such as appraisal, corrective actions and compensations.Responsible for the day to day activities of the Infrastructure Network Services group and provides guidance related to network and voice data network technologies. Oversees the work of network / voice engineers and administrators and works with other department leaders to complete projects in a timely manner and under budget.Responsibilities include direct interaction and management of data and voice network carriers as well as accountability of circuit integrity, security and up time. Work cooperatively and collaboratively with other department supporting groups to ensure a high quality of customer service and focus is maintained. Accountable for the group’s activities and performance related to incident management, change management within ITIL standards and problem management.Responsible for the day to day operations; provided guidance related to network and voice data network technologies. • Developed, designed and implemented WAN technology that reduced overall MRC expenditure by 25% • Renegotiated circuit contracts with provider which decrease yearly cost of 20%• Led implementation of UCaaS deployment of 3500 subscribers

• Responsible for the daily maintenance of the enterprise and unified communication networks within the company.• Acted as SME by providing expert technical support across multiple enterprise disciplines.• Proactively monitor and tune systems to achieve optimum performance levels and provide statistics and reports when necessary.• Define and implement strategies for integrating disparate operating environments.• Design and review cost effective network systems with collaboration with other senior level staffs• Lead IT initiatives and projects and key tasks towards mission success.• Mentored junior level staff and provided technical guidance as necessary.• Acted as a primary liaison to Systems Engineering staff.

Bethesda, Md, Us

• Information assurance oriented towards the support of the AEHF (Advanced Extremely High Frequency) program. This is the replacement of the current MILSTAR military satellites.• Co-developed and engineered the next generation secured satellite VPN communications utilizing IPsec and SSL based clients between USAF STRATCOM and other strategic USAF global areas using CISCO ASA appliances, Cisco IDS/IPS and VPN software.• Developed advanced security measures and counter measures for data integrity with input of other business leads to ensure a mission success of functionality.• Co-created all technical documents and process related to the project. Verified the integrity of the documents by frequent DR process and procedures.• Worked closely with other Information Assurance professionals to identify and mitigate vulnerabilities using Defense Information Systems Agency (DISA) STIG (Security Technical Implementation Guide) for Windows environments. • Performed quarterly OS COTS assessments to identify needed applications and develop path forward for upgrade and deployment.• Currently working on the migration of Windows 2008 Svr with Active Directory to a new deliverable platform for the US Military

Bethesda, Md, Us

• Information Assurance Technical Lead that was responsible for the day to day operations and security functions of all secret and top secret networks within Lockheed Martin MS2 Owego NY.• Organized and conducted quarterly review of network areas, generate reports to management and mitigate security finds in a timely and efficient manner.• Reviewed and re-engineered network plans (as necessary ) and procedures that did not meet Government / Military design requirements using DISA and NISPOM guidelines.• Provided guidance of security best practices to upper management and military customers • Developed all Network Security Plans and Accredited Information Systems Plans for programs that included network topologies and OS platforms. Outlined Plan of Action and Milestones to mitigate deficiencies found in the plans.• Managed and maintain all secret network equipment such as routers, switches, firewalls and encryptors that connected LM to government facilities and military bases.• Responsible for the containment of data spills from classified systems onto unclassified systems. Headed investigations and developed plan of action to mitigate spill and report findings upper management• Provided guidance and mentorship to junior level peers and government /military customers in regards to network security and maintenance. • Network lead to the Presidential Helicopter program. Co-engineered the development, implementation, and sustainment of the encrypted based network which connected LM MS2, Quantico and the White House.

• Responsible to support of 6000 + users and configuration, and management of core, distribution, access and edge routers and switches within the Lockheed Martin Systems Integration-Owego NY.• Provisioned and maintained the external connection of28 remote sites located throughout the continental US and international locations.• Administered and maintained Cisco 7500, 7200, 3800 3600, 2600, 2500, 1700 routers as well as Cisco Catalyst 6500, 5000, 4500, 4000, 3500, 3550, 2950, 2900xl switches.• Administered and maintained Unix based Checkpoint Provider1, Sonic and Sidewinder Firewalls• Developed windows script that automated the backup of configuration of most nework equipment for disaster recovery.• Deployed, administered and maintained network IPv4 protocols such as OSPF, EIGRP, HSRP, MPLS, VoIP, QoS and 802.11 wireless technologies.• Administered and maintained ATM campus backbone using Marconi ATM switches• Developed and deployed a working VPN system using Nortel Contivity appliances then migrating users to Cisco ASA platform.• Engineered and deployed iPass dial up solution to replace the aging RAS system using Cisco Secure, RADIUS and TACACS servers for a cost effective savings to the corporation.• Monitored campus and WAN connections for performance issues using MRTG, HP OpenVIew and NetScout appliances.• Developed, designed , deployed and lead a team to deploy the Wireless Network within the campus serving more than 3000 users which comprised of more than 100 access points. Developed WLAN security measures and countermeasures. • Helped designed and engineered the existing DMZ infrastructure using F5 BigIP and BlueCoat Proxy servers.• Wrote and maintained Disaster Recover processes and procedures for all network equipment and remote network access infrastructure.• Designed, implemented and maintained a Microsoft 2000 Server cluster with active directory services to support high availability programs.

• Assigned to Lockheed Martin Technical Publications in Tempe Az. I was the technical lead responsible to set up a new network for the facility. Responsibilities include establishing corporate WAN (Full T1) connectivity with Lockheed Martin Enterprise Information System, located in Denver Co..• Configure Cisco routers and switches for LAN and WAN connectivity and establish VPN connectivity into remote 3rd party network for FTP file transfers of files.• Establish a base domain with Windows 2000 Server with active directory and Windows NT 4.0 / Windows 2000 professional workstations. Also configured network printers and other peripherals for LAN use and productivity. • Provide On the Job training to individuals responsible of network support once network is established. Lead and manage a team to oversee and maintain company network, backups, desktop environment and SAN network.