Dramane Diallo
Laurel,MD
Summary
Results-driven Network Engineer with 15 years of expertise deploying and maintaining LAN and WAN infrastructure. Dedicated and highly skilled IT professional with a proven track record in Tier 3 support, seeking a challenging position with VA Enterprise Solutions to provide advanced technical support, troubleshooting, and expertise in maintaining critical systems and infrastructure.
Overview
15
15
years of professional experience
1
1
Certification
Work History
Network System Engineer
Dynamic Integrated Services
Vienna, VA
03.2020 - Current
- 24/5, Tier III team responsible for managing the full life-cycle transition of technical solutions from the Engineering Architectural to Operations Teams
- Provides support for VA Enterprise solutions, such as the VA's Enterprise Email solution, Domain Name System (DNS) solution, Intrusion Prevention Security Service (IPSS), Inbound Web flows, Site-to-Site Virtual Private Network (VPN) connections
- Provides Infrastructure as a Service (IaaS), Software as a Ser-vice (SaaS) Cloud Connectivity, Department of Defense (DoD) Medical Community of Interest (Med-COI), Internal Busi-ness Partner Extranet (iBPE), External Business Partner Extranet (eBPE), and Department of Energy (DOE) Million Veter-an Program (MVP), VA's Remote Access (RA) Solutions
- Provides remote Enterprise Security Compliance Update Environment (RESCUE), Citrix Access Gateway (CAG), Prisma, Hardware-based VPN Support (VA Virtual Office [VAVO]), and PLUM Cases
- Supports Access Router Management, the Trusted Internet Connection (TIC) Gateway Security Stack (Firewalls, Intrusion Prevention System [IPS]/Intrusion Detection System [IDS] devices, and Security Servers), and VA Enterprise Network (VAEN) Electronic Health Records Management (EHRM) Device Management
- Collaborates with Engineering Architecture Teams to document Design, Operations, and Troubleshooting procedures
- The Team also serves as Tier III support for all transitioned solutions, as well as existing solutions
- Frequently assists with the device code version upgrades, deploying security enhancements, operation and trouble-shooting of devices, and end-user connectivity issue.
Network Engineer
Hartford Technology
Laurel, MD
04.2013 - 03.2020
- Design, configure, and implement network solutions based on business requirements and industry best practices
- Manage and maintain network infrastructure, including Cisco ISE, Cisco Wireless Controllers and APs and Cisco's line of Routers (ASR1k, ISR4K, 8K) and Switches (Nexus 93180YC, Catalyst 9300, 9500, and 9600)
- Ensure network availability, reliability, performance, and security
- Troubleshoot and resolve network-related issues in a timely manner
- Conduct daily network monitoring, analysis, and reporting to identify and address potential bottlenecks, security vulnerabilities, or performance concerns
- Collaborate with cross-functional teams to design and implement network upgrades, expansions, and improvements
- Coordinate and execute hardware deployment and configuration activities
- Maintain accurate documentation of network configurations, diagrams, and processes
- Assist with end-user support and interact with stakeholders to understand their network needs and provide appropriate solutions
- Familiarity with Cisco ACI data center switching is preferred
- Working knowledge of Cisco ASA, Checkpoint, and Palo Alto Firewalls are desirable
- Proven experience in network engineering, design, and implementation
- Ability to troubleshoot complex network issues and provide effective solutions
- Strong understanding of TCP/IP, routing protocols (e.g., BGP, OSPF), VLANs, VPNs, and network security principles
- Strong organizational and time management skills, with the ability to prioritize and manage multiple tasks simultaneously
- Developed and wrote recommendations for departmental policies, procedures, technical standards and guidelines.
NOC / DATA Center Technician
Hartford Technology
Laurel, MD
07.2010 - 04.2013
- Monitored and maintained network and software components according to established guidelines and best practices
- Planned and oversaw scheduled infrastructure upgrades and integration to respond to organizational demand
- Coordinated installation, testing and implementation of network operation equipment, physical facilities and infrastructure
- Orchestrated and led shared projects, and maintain network-monitoring thresholds
- Managed application patches, data backup, security changes and network configuration and replaced boards, changed servers and loaded and tested software applications
- Introduced automation of monitoring system for 24/7 network systems, bolstering continuity of operations
- Administered and prepared programs for IP addresses, developed network resources and trained support personnel to provide Tier II support to end users
- Identified means to reduce and control expenses by conducting cost, schedule and contract performance analysis and improving resource allocation
- Analyzed, troubleshot and enhanced network performance to drive efficiency
- Worked with sustaining engineering teams to investigate and resolve software and hardware defects
- Splunk utilized for trouble isolation and reference
- Active Directory, DNS and DHCP administration
- Install, turn-up, or decommission customer and company internal network devices racked in the local Data Center.
Onsite Engineer
Comcast/Hughes
Germantown, MD
11.2008 - 07.2010
- Work in one of the most complex communications networks and as a member of the team will be responsible for 99.99% system uptime with zero defects
- Involved with system-monitoring, routine preventive maintenance, customer problem tracking, and network problem resolution in all aspects of networking integral to Hughes Net & Hughes ON Baseband, IF, and RF Communications and the related backend systems
- Responsible for System Administration, Network Monitoring and Management, new build-outs, changes to existing networks, and maintenance of the IP and system infrastructure
- Identify root causes on technical problems and develop procedural and technical recommendations for improvement
- Plan and coordinate implementation of new products into the production environment
- Monitor specific system limitations to maximize capacity and efficiency
- Perform equipment level capacity planning and network performance activities
- Maintain equipment inventory and configuration management records, including software releases, patches, and hardware changes
- Ensure compliance with applicable Data Center Standards, Service Management Quality Program, and ITIL standards
- Must have the ability to work and manage in a 24 x 7 x 365 schedule to include on-call.
Education
Bachelor of Science - Computer and Electronics Engineering
University of Maryland - College Park
06.2010
Skills
- Operating Systems (Windows, Linux, Unix)
- Hardware Troubleshooting
- Networking (LAN, WAN, TCP/IP)
- Virtualization (VMware, Hyper-V)
- Database Management (SQL)
- Scripting (Python, PowerShell)
- IT Security and Compliance
- Cloud Technologies (AWS, Azure)
- Routing Protocols: EIGRP, BGP, OSPF, MPLS
- Monitoring Tools: SolarWinds, Splunk, Zabbix, Nagios, and Wireshark
- Hand-on experiencing with networking hardware (Cisco, Juniper, Fortinet, Palo Alto, Citrix, F5 Load-Balancing)
- Infrastructure planning and design
- Mobile Device Management-Cisco Meraki
Certification
- Cisco Certified Network Associate (CCNA), 09/2020
- CompTIA Security+ CE Certification, 01/2021
- CCNP Certification in Processing, 01/2021
- Palo Alto PCNSE Certification in Processing, 01/2021
Personal Information
Title: Sr. Network Engineer
Timeline
Network System Engineer
Dynamic Integrated Services
03.2020 - Current
Network Engineer
Hartford Technology
04.2013 - 03.2020
NOC / DATA Center Technician
Hartford Technology
07.2010 - 04.2013
Onsite Engineer
Comcast/Hughes
11.2008 - 07.2010
Bachelor of Science - Computer and Electronics Engineering
University of Maryland - College Park
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