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Senior Systems Administrator Resume

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Malden, MA

TECHNICAL SKILLS:

Programming Languages: C++, COBOL, AS 400 RPG II, Visual Basic 2012 4.5 Net, Python V3, C++

In progress: Presently acquiring Security +, Storage+, Network +, CCNA, CICD

Future aspired: SSCP (Risk identification and Analysis), CISSP, Cloud Essentials, Cloud +, Network+, A+, Storage +, Juniper (, JNCIS - SEC (JNO 332), JNCIP, JNCIP), Checkpoint (CCSPA, CCSA, CCMSE), CISCO CCENT Wireless Voice, CCNA Wireless, Voice, CCNP, CCDP, CCDE), ITIL, VCA 6-DCV . Architecting Microsoft Azure Solutions (70-534).

PROFESSIONAL EXPERIENCE:

Confidential

Senior Systems Administrator

Responsibilities:

  • Organized with attention to detail, and can work effectively with others.
  • Working knowledge of enterprise level technologies including, but not limited to knowledge of Riverbed, Microsoft Server OS, VMware visualization, Enterprise storage, SharePoint design and maintenance, secure mobility, connectivity and VPN solutions, has worked in Linux and/or UNIX environment.
  • Coordinates and supports the LAN hardware, software, Internet/Intranet/Extranet integration and linkage.
  • Troubleshoot and correct problems with enterprise systems.
  • Determine problem areas for future improvement to reduce incidents.
  • Identify possible improvements to corporate systems and initiate an improvement plan, including proposed design
  • Work with departmental leaders, as well as international IT teams to plan and implement enterprise systems.
  • Research current and future technologies to position SDS’s departmental progress and success.
  • Provide expert consultation to less experienced team members in support of enterprise systems.
  • Support management and end users throughout the enterprise in support of both routine and strategic initiatives.
  • Maintain expert level of knowledge and expertise in core enterprise environments: Exchange, Active Directory, Citrix, Windows Servers, VMware
  • Ensure the procedures and documentation related to enterprise environments are kept accurate
  • Helps research vendor products and recommends purchase, development or enhancement of network hardware, software and telecommunications.
  • Helps perform maintenance of core servers and services. Implements hardware/software upgrades, security and operational patching including equipment installation, configuration, troubleshooting and technical support.
  • Helps resolve interoperability problems to achieve optimal operations across all platforms including e-mail, files transfer, multimedia, teleconferencing and the like.
  • Assists in developing network plans in conjunction with data systems networking architecture and communication protocol requirements. Adheres to LAN, Internet/Intranet/Extranet policies, practices, and procedures.

Confidential, Malden, MA

Network Support Engineer

Responsibilities:

  • IT Process Management Experience (ITIL, SOX, SAS) . VMware 6.0, Microsoft Hypervisor and Oracle
  • Lab environment including clean cage, security access,, and other related processes.
  • Responsible for the overall direction, management implementation and control and completion for two projects, Data Center and a Phone Systems Upgrade. established project requirements PER PROJECT charter and developed project management plan, SET priorities and timelines for project phases and milestones, ensured the project are completed in accordance with risk assessment using QUALITATIVE AND QUANTITTATIVE METHOTSConfigured: Cisco ASA devices, Cisco Wireless.
  • Contributed to networks security architecture planning and standards development. Assessed network and application designs for vulnerabilities and compliance with architecture. Maintained a broad knowledge of state-of-the-art security technology, equipment, and/or systems through independent research and attending seminars.
  • Shortel Connect Onsite end to end customer solution configured and installed as well as Shortel Connect Cloud a fully hosted UCaas solution
  • Provide Engineering oversight and Operations support of all IT Security technologies such as firewalls, IPS, proxy systems, SIEM, Logging, DLP, Anti-Virus, PKI and other security devices/services. Checkpoint Firewall 1.
  • Ensure solutions and documentation comply with NIST CST and other industry best practices
  • Ensured Security solutions are operationalized. Cisco ASA 5520, 5540 and ArcSight

Confidential, Billerica, MA

Senior Network Engineer

Responsibilities:

  • Responsible FOR 15 site Installations, configuration of all HP switches 5406, 5412, 3500 series, S/W netbrainand spectrum to design document troubleshoot complex network issues and manage all sites .
  • Confidential Environment Health and Safety HIPPA.
  • Network design, WAN/ Cisco ASA 5505,5510,5520,5540 and 500 series, LAN administration, traffic optimization, network resource planning, and network security. Routers and switch configurations (, HP, Brocade)
  • Configured and administered Servers, Networks, Firewalls, etc.

Confidential, Wenham, MA

Network Support Engineer

Responsibilities:

  • IT Process Management Experience (ITIL, SOX, SAS) lab environment including clean cage, security access,, and other related processes.
  • Responsible for the overall direction, management implementation and control and completion for two projects, Data Center and a Phone Systems Upgrade. established project requirements PER PROJECT charter and developed project management plan, SET priorities and timelines for project phases and milestones, ensured the project are completed in accordance with risk assessment using qualitative and quantitative methods; coordinate cross-functional resources from crucial departments.
  • Configured: Cisco ASA devices, Cisco Wireless. VMware 6.0, Microsoft Hypervisor and Oracle
  • WAN, LAN, and VoIP, structured cabling, OSPF, BGP routing.
  • Net screen products (Firewall and SSL VPN) Cisco CSS
  • Contributed to networks security architecture planning and standards development. Assessed network and application designs for vulnerabilities and compliance with architecture. Maintained a broad knowledge of state-of-the-art security technology, equipment, and/or systems through independent research and attending seminars.
  • Shortel Connect Onsite end to end customer solution configured and installed as well as Shortel Connect Cloud a fully hosted UCaas solution

Confidential, Hopkinton, MA

Network Engineer

Responsibilities:

  • Manage product & solution life cycle from conception to introduction to end-of-life
  • Collect and prioritize customer/market requirements from internal and external sources (customers, prospects, sales personnel, etc.)
  • Manage Product feature set priorities and backlog with Engineering
  • Working with engineering department & various partners, identify areas for growth, and then create strategic product line roadmaps, differentiating features and capabilities to help drive adoption of the product and infrastructure product releases to achieve maximum competitive advantage
  • Manage and drive to resolution strategic customer and field escalation issues
  • Architecting technical solutions to meet the customer’s business and adapting solution designs to new requirements Introduce new System’s products to other internal organizations and to customers
  • Windows Active Directory. VMware 6.0, Microsoft Hypervisor and Oracle
  • LAN- VLANS, VTP, STP, and CISCO Unified Call Manager5.0;Cisco Unified Communications Manager 9.0, Cisco 4500, 5500, 3750 E switches
  • Cisco 4400, 2600, 3900 Integrated Service routers
Confidential, Wenham, MA

Network Engineer

Responsibilities:

  • Maintain the data network around the world. Responsibilities include managing the Network Operations team of 8 network engineers and 5 junior network engineers.
  • Cisco ASA (5505, 5510, 5520, 5540), MARS (identify and Mitigate Security Threats).
  • Expert knowledge of TCP/IP protocols and standards. • Experience with network security tools such as Nessus, HFNet Check, sniffers, TCP Dump and password cracking software. • Practical knowledge of data and voice systems.
  • Skilled in conducting incident response investigations, experience in leading projects as a Project Manager.
  • Strong knowledge of Cisco Netranger, Intrushield, Activeworx Security Desktop, and Snort intrusion detection event handling. Forensic analysis using manual techniques and with tools such asFport, Pstools, LADS, hexedit, strings, strace, InCtrl, and PE Explorer; not limited to those tools listed. Comprehensive knowledge of the TCP, UDP, and ICMP protocol packet analysis.
  • Passive and Active OS detection tools ettercap, p0f, airodump, and Ring RTO technique
  • Discovered and submitted several 0day Trojans to Symantec for creation of virus definitions while conducting a forensics investigation on multiple machines.
  • Wireless security assessments using tools such asaircrack, kismet, airodump, void11,airplay
  • Network scanning tools: Nmap, Nessus, Webinspect, Appscan, Internet Security
  • Scanner, kismet, and the use of hping to conduct IDLE host scanning; along with other additional tools. Knowledge of methodologies pertaining to implementing and performing vulnerability assessments, Strong understanding of HIPPA, PCI, and ISO 27001standards,Proficient with various Linux distributions Redhat, Ubuntu, Gentoo, and Traditional.
  • Implemented large enterprise-scale converged infrastructure solutions (vBlock) - specialist in VMWare, Confidential storage, and Cisco-based networking will collaborate on some of the most advanced vBlock environments. Installed and configured Experience with Cisco Nexus 5000, 7000, 1000v.

Confidential, Framingham, MA

Network Engineer

Responsibilities:

  • CISCO LAN Switching, and Wireless. Switching technologies such as VLANs, VLAN Trunking Protocol (VTP), Rapid Spanning Tree Protocol (RSTP), Per VLAN Spanning Tree Protocol (PVSTP) and 802.1q. Configure, Verify and troubleshoot VLANs, trunking on CISCO switches, interVLAN routing, VTP and RSTP. AsaFire Wall Cisco, 5520, 5540, 5550.Cisco 3000 VPN concentrator, Cisco VPN client. Securing Network with PIX and ASA, Cisco IPS Specialist, Cisco VPN Specialist, and Cisco VPN/Security Sales Specialist.
  • Routing Protocols and Concepts Configure and Certify router interface, Vector routing protocols using Router information Protocol (RIP), Configure IP address, Operation of the Enhanced interior Gateway Routing Protocol (EIGRP), Operation of the Open Shortest Path First Protocol(OSPF), Snort, Nessus, nmap, ntop, NA/Sniffer Pro, snoop, tcpdump, ethereal and other Open Source tools. Experience with BGP, ISIS, EIGRP, Radius, Tacacs+ and SNMP, Juniper Routers, particularly in a fully meshed, fault-tolerant Gigabit Ethernet environment.Juniper SSL VPN • Juniper Firewall and Advanced VPN, Juniper IDP
  • Cisco Hardware 6500,4500,3800,3700,3600,2800,2600,1700,18000, Cisco Works, Cisco IOS/CATOS
  • Routing Protocols MPLS, OSPF, BGP, Spanning Tree, Vlans, 802.1q, 802.11 a, b, g, n. Cisco PIX 515/525 Firewalls,- Cisco ASA 5520/5525 Firewalls- Juniper Netscreen SSG 20 - SSG 520,

Confidential, Groton CT

Network Engineer

Responsibilities:

  • and mentoring to develop members of the team and other technical resources as necessary.
  • Responsibility for reliable operation of communications switching systems and data communications networks, in support of multiple major systems and a wide range of users and applications.
  • Identifies modifications to threshold monitoring triggers to improve operations support. Communicates with vendor to open incidents and troubleshoot vendor products, obtain system configurations and best practice recommendations.
  • Provides support and maintains communication to campuses and business units for IT related support functionalities .Analyzes production monitoring statistics to identify optimization opportunities and utilization/capacity trends.
  • Maintained, and audits network documentation.Implements network standards, processes, and security policies as documented.
  • Resolves help desk tickets as assigned and provides 24-hour on-call support for problem analysis and resolution to network problems on a rotational basis as defined by project demands.
  • Project management key resource for technical projects, team lead and task ownership
  • Supervisory duties across multiple departmental levels and succession planning resource, go-to person and mentor for technical support and and process development
  • Knowledgeable about business processes and core operational applications and risk analysis
  • Windows platform servers and workstation systems deployment and administration

Confidential, Lowell, MA

Network Engineer

Responsibilities:

  • Served as liaison between development team and business end-users.
  • Provided input to the development of formal business cases. Responsible for 900 Clients conversion from AS2 to SSL in a Unix Windows Environment. Extensive support with Customer utilizing JP Morgan polices such as Web methods Tumbleweed. Payload security setup X509, TPA agreements, and UNIX directory setups for clients, Lotus notes 6.5. SSH Secure Shell. SNA Architecture. EC gateway customer setup in Trading Network Environment FTP, sFTPs and HTTPS, designing and implementing EC Gateway Architecture. Managed Internet (EC Gateway) Managed Private Network.
  • Server 2008, -Exchange 2007, VMware, or other virtualization software expertise. Reassess the effectiveness of network hardware, software, and communications performance.
  • Oversaw all hardware, software and communications configuration and troubleshooting.
  • Ensured network equipment and software is meeting company needs as defined in the distributed processing plan. Modifed the distributed processing plan as required.
  • Conducted research and development in network systems and related technologies.
  • Established procedures, policies, and operations for use of the network systems including hardware, software, and communications devices. Maintained up-to-date documentation for these procedures, policies, and operations. Worked with IT staff to ensure the network environment is consistent with company objectives and is compatible with existing applications and security requirements.

Confidential

Network Engineer Contracts

Responsibilities:

  • Cisco ASA devices, Cisco Wireless, including Aironet access point and Wireless.
  • LAN controllers, Air magnet.
  • Skills: F5 3DNS/GTM appliance, Infoblox Network Service appliances, Juniper.
  • Net screen products (Firewall and SSL VPN) Cisco CSS.
  • Experience with copper and fiber structured cabling and resolving connectivity issues. Familiarity with troubleshooting tools (Fluke, etc.).
  • WAN, LAN, and VoIP, structured cabling, OSPF, BGP routing.
  • Cisco router and switch troubleshooting.
  • Load Balancing with application ADCs. Node Host Server. Distributing inbound traffic across multiple back-end destinations.
  • VoIP internet Security Systems (ISS)’ Proventia ® appliances offers
  • Monitor the ticket queue for incoming tickets. Update tickets in accordance to Service Level Agreement requirements and, if necessary, escalate based on severity levels.

Confidential, Waltham, MA

Network Engineer

Responsibilities:

  • Windows NT/95/98/ME /2000 Operating system. MacAfee anti-virus deployment in data centers.
  • OS support Compaq True 64, HP HP-UX 11.x, Linux, Microsoft Windows 2000, NT 4.0.x, Sun Solaris 6.1, 7.0. MacAfee anti-virus deployment in Data centers.
  • Raptor Firewall Customer security Support Engineer.
  • Raptor Firewall 6.0 and 6.5 and Checkpoint Power 1 and VPN - 1 Power.
  • Types of firewall: Proxy with filtering.
  • Types of application-level filtering: Exec, FTP, Login Shell, SMTP, SQL, Telnet.
  • Types of Authentication supported: Axent defender, Crypto.
  • Performed hands-onvulnerabilitycode assessmentand managed vulnerability issues found in Symantec productsas a member of the Product Security team.The team was responsible for the elimination of security vulnerabilities that would put customers at risk and potentially damage the company’s reputation as a security vendor.
  • Designed and implemented software program in the Ruby programming language, to identify products using 3rd party components with newly discoveredvulnerabilities. This resulted in savings of over5 hours a week of manually monitoring security list for new vulnerabilities.
  • Performed the analysis, assessment, and approval of firewall security change requests.
  • Ensured that changes imposing additional risk to the network enterprise are documented and accepted by accountable parties. Performed security risk assessments on changes to network design Perform threat modeling analysis to ensure accepted risks are properly understood and accepted by accountable parties. Provided security consultation with customers for network and application designs assisted enterprise with firewall configuration management documentation .Contributed to the implementation of policies, procedures, standards, and safeguards to maintain proper levels of security in network. Facilitated compliance with Information Security policy.

Confidential, Shelton, CT

Network Engineer

Responsibilities:

  • Windows NT/95/98/ME /2000 Operating system.
  • Network Specialist/ System Administrator NT/Win 2000.
  • Hardware maintenance of Tran Switch PC and Sun workstation networks.
  • Hardware maintenance of all 5 global design centers PC and SUN workstations networks.
  • Software installation and revision installment of all IC design software for Tran Switch.
  • Daily, weekly, and monthly backups of all design data and software database.
  • Support, maintenance, and management of Tran Switch Local Area Network.
  • Support, maintenance, and management of Tran Switch Wide Area Network. Security Firewalls (including various algorithms found in advanced high level languages) and capacity administration of the existing networks. Maintained strong working knowledge of pre-release products and take ownership for product improvement in key product areas.
  • Mentored front line support organizations.
  • Consistently share best practices with team members.
  • Diagnosed problems replicate issues and creatively provide solutions to customers.
  • Networking concepts like TCP/IP transfers, packet captures, etc.
  • Knowledge of HTTP and HTTPS protocols.
  • Internet security. Strong UNIX admin skills plus shell scripting, Solaris/Linux workstations and servers, Windows desktops, laptops and servers, centralized disk storage, and backup/restore.

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