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Systems / Network Security Administrator Resume

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SUMMARY

  • Cybersecurity / System Admin professional with over 6+ years, of experience in the IT industry. Experience in implementing and performing Vulnerability management and automation of continuous monitoring.
  • Good at communicating through written and verbal means to co - workers and leadership team. Knowledge of Risk Management Framework (RMF), NIST Special Publications (NIST SP 800-*), NIST standard, guidance, implementation, oversight and compliance.
  • Assists in meeting mandates, and other security-related processes with respect to Federal regulations such as FISMA act.

TECHNICAL SKILLS

  • Nessus
  • AWS
  • Security Control Assessment
  • Splunk
  • NIST 800 Series
  • Risk Management
  • FISMA Reporting
  • Vulnerability management
  • Assessment and Authorization
  • Audit and Linux
  • Netwrix
  • GFI Languad

PROFESSIONAL EXPERIENCE

Systems / Network Security Administrator

Confidentiial

Responsibilities:

  • Provide Production Support for Analytical Consulting® data and voice network.
  • Identify trends and root causes of system failures or vulnerabilities using NESSUS vulnerability Scanner.
  • Nmap to scan ports, weak configuration and missing patches.
  • Assist in the preparation of, tracking and reporting on FISMA compliance activities, including: annual contingency plan tests, quarterly POA&Ms updates and user access reviews.
  • Knowledge of Conducting Assessments of controls on Information Systems by interviewing, examining and testing methods using NIST SP 800-53a rev4 as a guide
  • Use SIEM tools to proactively monitor network alarms and respond appropriately.
  • Pro-actively monitored all LAN infrastructure and WAN for client on the Network.
  • Generate Security Assessment Reports (SAR).
  • Assisted in the review, development, updates and maintenance of information security policies, procedures and control techniques to ensure FISMA and other Federal requirement.
  • Review and update System Security Plan (SSP) based on findings from Assessing controls using NIST SP 800-18 rev1, NIST SP 800-53a rev4 and NIST SP 800-53.
  • Maintained and verified network hardware and software on a daily basis.
  • Prepare reports and analyzes network traffic and bandwidth utilization.
  • Troubleshoot and resolve trouble tickets and tasks as assigned.
  • Pro-actively monitor security events such as logs, viruses, fire walls.
  • Configuring Routers and switches for protocols such as OSPF, BGP and EIGRP.
  • Evaluate and document instructions of issues encountered in production.
  • Work with Telco such as ATT, Verizon, TWT, and Century Link.
  • Administer Active Directory Users & Group Policy Management.
  • Convert physical computers to VMWare virtual machines.
  • Administer Network Data and Shared resources - Manage backups - Enhancing effective site connectivity and maintaining domain security-network employments (running on windows 2012 server).
  • Maintain and deploy new network (remote office with VPN - Site to site and remote VPNs), secure network through Firewalls, and secure email through email Firewall.
  • Apply and enforce IT policies, procedures and security Requirements
  • Create problem tickets with ISP's and follow-up for resolution, while maintaining communication with senior leadership group, Team mates and end user.
  • Assist in day-to-day network security operation such as fire walls, antiviruses, and analyst and troubleshoot the network.
  • Conducted Vulnerability assessment and validated remediated vulnerabilities.
  • Perform routine ads, moves and changes for network ports and VLANs.
  • Performed continuous monitoring on Information systems using NIST SP 800-137
  • Respond to end user inquiries about applications and software.
  • Prepare reports and analyzes network traffic and bandwidth utilization.

Confidential

Systems Administrator

Responsibilities:

  • Server virtualization. Virtual Machines / Servers.
  • Windows Server 2008 and 2012R2
  • Building Windows Domains / Domain Controllers
  • Active Directory Users & Computers
  • Group Policy Management.
  • Risk management and Testing standard of network systems.
  • Install and/or upgrade Red hat, Microsoft Operating System.
  • Experience with Microsoft Server Administration
  • Assist clients with the installation, configuration and ongoing usability of desktop computers and server's peripheral equipment and software.
  • Install software, patches, updates on desktops, and laptops.
  • Physical setting up of computers, servers, software System installation for various computer applications and programs.
  • Troubleshoot basic network, software, and printing problems.
  • Performs virus detection and removal.
  • Perform quarterly preventative maintenance assessments on client servers using one path standards and processes.
  • Documenting software usage procedures, process of installation of operating system.
  • Basic firewall configuration.
  • Troubleshoot and resolve advanced desktop, server, and network issues. Able to handle most user and server issues before finding it necessary to escalate.
  • Responsible for 24x7 production support.

Confidential - Minnetonka, MN

Help Desk Specialist

Responsibilities:

  • Gained in-depth understanding of network management and software.
  • Redesign and reimplementation of L2 and L3 infrastructure
  • Monitored/maintained; Windows Server 2008 and 2012.
  • Implementing IP addressing schemes, LAN/WAN protocols, IP Services, to meet network requirements in different environments
  • Used TCP/IP tool for creating connections between local companies and client.
  • Pro-actively monitor security events such as logs, viruses, firewalls then enter and manage carrier tickets for service outages.
  • Break/Fix Hardware and Software experience.
  • Respond to end user inquiries about applications and software.
  • Assisted in the migration of an aging Cisco network to a cost effective Dell switches network.
  • Prepare reports and analyze network traffic and bandwidth utilization.
  • Troubleshoot and resolve trouble tickets and tasks as assigned
  • Analyzed and document systems and services
  • Study and implement management software
  • Was involved in initial handling of network appliances including switches, routers, access points and wireless controllers.
  • Was responsible for technical support during architecture deployment.

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