Joseph Lewis
Washington,DC
Summary
Skilled Information Systems Technician proficient in supporting hardware and software issues for Department of Defense computer systems. Specializing in troubleshooting classified unclassified products.
Competent Network Administrator well-versed in assisting end users with diverse computer system, and peripheral equipment problems. Familiar with security standards and usability optimization. Effectively operates autonomously to troubleshoot and fix concerns. Has about 8 years of experience offering outstanding support and technical expertise to users of various levels. Exceptional skills and knowledge in system administration and some experience in networking methodologies and cloud services. Established reputation as sharp technology expert when working with customers to identify and deploy solutions. Developing a clear understanding of networking and deployment and training in cloud. Motivated to learn, grow and excel in Cloud Solution Architect realm. Currently holds an Active Top Secret/SCI clearance, and security+ certification. Has experience and online training courses and conducted labs in AWS to help work toward obtaining cloud solutions architect associate certification.
- Talented System Administrator focused on performance optimization and technical improvements with understanding of cost-effective decision making and usability. Certified in [Area of certification] and [Area of certification] and [Number] years in large-scale distributed network environments.
Overview
8
8
years of professional experience
2
2
Certification
Work History
Network/System Administrator
ManTech
Washington, DC
03.2021 - Current
- Performed and adhered to change management requirements.
- Maintained, audit and support a secure MS Windows network environment and limited web/data application service
- Maintained internet applications and protocols IP,TCP,HTTP, HTTPS, FTP, & SSL
- Interfaced with local customers and provide IT related support to quickly resolve problems
- Analyzed and troubleshoot system anomalies to ensure optimum equipment performance
- Performed periodic maintenance, hardware upgrades and replacement, firmware updates and system configuration changes
- Attended planning and requirements meetings with IT staff, Program Managers and customers as required
- Prepared system for operational use and support operational tests
- Thorough knowledge of Microsoft Windows 2008 R2/2012 R2 Server, Microsoft Exchange Server 2003/2010, Microsoft Windows 7/10 operating systems (OS) administration and associated hardware
- Have knowledge of CISCO network and switching and virtualization technologies
- Have knowledge of Local Area Network (LAN) and Wide Area Network (WAN) technologies and data backup technologies to include communication security (COMSEC) integration.
- Have knowledge of Risk Management Framework, and Joint DODIIS/Cryptologic SCI Information Systems Security Standards, Common Criteria, and System Security Policy as they relate to C&A cross domain solutions is a plus
Network Systems Administrator
US Navy
Suitland, MD
11.2014 - 01.2021
- Comprehensively maintained stability of essential data backups on weekly basis
- Conducted comprehensive system audits on daily basis
- Administered quality customer service to in-house staff and satisfied concerns on 5 year basis
- Deployed antivirus and security solutions throughout entire system network
- Secured integrity of data within Classified network system for over 6 years
- Implemented, developed and tested installation and update of file servers, print servers and application servers in all departments
- Maintained flexible schedule and responded to after-hours and weekend emergencies
- Analyzed complex project server issues and worked on large enterprise and business-critical applications
- Optimized network operations by monitoring, troubleshooting and enforcing Department of Defense security compliance
- Installed, configured, and supported local area network (LAN), wide area network (WAN) and Internet system
- Closed trouble tickets quickly and efficiently with rate of 200 completed tasks per month
- Managed data backups and disaster recovery operations for 2-person company
- Identified and immediately resolved issues with network devices, including firewalls, routers and switches
- Performed day-to-day LAN and WAN administration, maintenance and support
- Took over responsibilities of administrator during absence and filled in gaps around office
- Experienced in supporting 5 routers, switches, wireless access points and network servers
- Managed all software and hardware issues for end-users
- Assigned application access, security roles and permissions
- Installed patches and performed backups, system builds and image updates
- Monitored and troubleshot servers on VMware to resolve technical problems quickly.
Cryptographic Technician, Information Systems
US Navy
Suitland, MD
09.2014 - 01.2021
- Safeguarded communications by providing consistent device and network security
- Maintained strict confidentiality of information
- Established communications systems and networks to around 600 personnel
- Logged information for reporting purposes
Information Systems Technician
US Navy
Suitland, MD
06.2014 - 01.2021
- Addressed all questions and concerns from end users regarding Information Assurance program
- Loaded software, granted permissions and configured hardware for new employees as part of onboard process
- Followed up with clients to verify optimal customer satisfaction following support engagement and problem resolution
- Monitored 20 classified and unclassified servers, network connections, firewalls and corporate filters to maintain maximum up-time and functionality
- Installed, modified and repaired software and hardware to resolve technical issues
- Evaluated and resolved 3,426 technical problems for end users efficiently to minimize downtime
- Managed customers' expectations of support and technology functionality in order to provide positive user experience
- Performed tests of functionality, security and performance of different workstations and devices
- Provided Tier 1 &2 IT support to technical and non-technical internal users through desk side support services
- Created support documentation that empowered and enabled user community to extend skills, leverage system features and find resolutions to questions without intervention from support team
- Identified and solved technical issues using variety of diagnostic tools and tactics
- Built and provided basic end-user troubleshooting and desktop support on Windows systems.
- Documented all transactions and support interactions in system for future reference and addition to knowledge base
- Compiled and accurately entered data for each customer encounter to record in system
- Developed and maintained thorough knowledge of company departments and compliance programs
- Handled service requests, including initial troubleshooting and escalation
- Trained users on how to properly operate equipment and software programs
- Used 3 ticketing systems to manage and process support actions and requests
- Installed, configured and patched user hardware and software
Education
Bachelor of Computer Science - Software Development And Security
University of Maryland - University College
College Park, MD2023
Skills
- MS Office
- Data backups
- Systems configuration (Powershell)
- MS Word
- Host Based Security System
- Active Directory
- Virtualization (VMware, SolarWinds, PRTG)
- Testing and troubleshooting
- MS Excel
- MS PowerPoint
- Software updates
- Switches and routers
- Network infrastructure administration
- Teamwork / Collaboration
- EKMS
- Detail-oriented
- Firewalls
- Cloud Services
- Network Security
Certification
- CompTIA A+ Technician
- CompTIA Security+
- TS/SCI clearance, willing to submit for polygraph.
Timeline
Network/System Administrator
ManTech
03.2021 - Current
Network Systems Administrator
US Navy
11.2014 - 01.2021
Cryptographic Technician, Information Systems
US Navy
09.2014 - 01.2021
Information Systems Technician
US Navy
06.2014 - 01.2021
Bachelor of Computer Science - Software Development And Security
University of Maryland - University College
- CompTIA A+ Technician
- CompTIA Security+
- TS/SCI clearance, willing to submit for polygraph.
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