System administrator
Resume examples

Directed IT projects and technical activities across multiple project sites in support of a multibillion-dollar homeland security program. Identify and resolve business needs to achieve organizational goals. Manage strategic planning to optimize resources, improve throughputs, and enhance system performance parameters.

• Achieved optimal operations and functioning by overseeing continuous improvement initiatives to existing infrastructure, applications, systems, and software. Recommend and implement IT infrastructure requirements and upgrades to improve overall system performance and ensure high levels of security and data recovery.
• Managed the design and implementation of 10+ data centers, applying technical expertise in Microsoft infrastructures and database/security application servers in high availability/fault tolerance configuration built using HP Blade servers, Cisco Unified Computing and Servers (UCS), and VMware.
• Implemented various large-scale networks based on Cisco switches and routers using OSPF and multicast routing, QoS, and Fortinet firewalls.
• Led high-performing technical team of Field Engineers, Security Engineers, and Systems Integration Specialists.
• Developed and implement standard operating procedures. Establish key processes that ensure reliable and efficient technical services organization-wide.
• Guided the design and implementation of antivirus solutions and system/network monitoring. Establish disaster recovery plans (DRP) based on HP Data Protector Software, Tape Libraries, and SAN hardware.
• Provided senior-level technical consultations and support to Field Engineering and System Integration & Testing Departments on all IT and networking issues.
• Reviewed network layouts, resolve equipment redundancies, and improve network reliability and flexibility.

Managed and maintained Windows active directory forests for several key clients; provided operating systems deployment, level-3 support for mission-critical servers and networks, security enhancements, and DPRs.

• Oversaw the efficient implementation of new technology solutions to various internal business units; identified project requirements and provided exceptional support.
• Upgraded IT infrastructure, established quality assurance standards, and recommended new products to enhance clients’ operational efficiencies.
• Coached and mentored team of Network Engineers and IT Engineers. Conducted training programs to enhance staff technical skills and motivation including network/server administration procedures, virus protection, and security measures.

Installed and maintained network servers and operating systems. Conducted research on various protocols, products, services, and standards to support network procurement and development activities. Diagnosed problems and performed software/hardware repairs and upgrades as needed.

• Designed, monitored, and maintained physical and virtual servers and systems and made repairs and upgrades to maximize productivity.
• Conducted application performance tests, analyzed results, and made recommendations on software/hardware needs.
• Partnered with and led colleagues, third-party vendors, and other technical specialists to coordinate network maintenance, processes, and incident resolutions.
• Gathered insights from end-users and technical support staff to define potential problems and prioritize solutions moving forward.
• Developed processes, scripts, and tools to prevent issues and create solutions to improve end-user productivity and automate recurring tasks.

Provided the highest level of technical expertise in the analysis, installation, configuration, testing, and maintenance of Enterprise Technology Architecture. Supported all phases of projects, programs, and initiatives to facilitate requirement elicitation for application servers and content management.

• Developed highly scalable business and technical solutions – requirements, dataflow diagrams, as-is analysis and comparison, solution design, assessment, validation, implementation, and control initiatives.
• Provided technical consultation on technical projects including Simple Object Access Protocol (SOAP), Web Services, and Extensive Markup Language (XML) and data integration points
• Conducted requirements gathering sessions, developed and published a request for information (RFI) and the Request for Proposal (RFP).
• Designed key metrics to assess which vendors would formally present their solution for a cloud-based scalable system; first cloud-based system solutions that were scaled throughout all city departments.

Provided technical support for the infrastructure hosted in the on-premises data center and the AWS Cloud. Oversaw daily system monitoring, integrity, hardware, network and server installations, configuration, systems and key processes, performance, testing.

• Administered, configured, and tested application servers for business and network operations.
• Implemented end-user and application security and monitored storage capacities and performance for application servers.
• Automated reoccurring tasks using PowerShell scripting and Puppet modules.
• Collaborated with Senior Leadership and multiple departments delivering on major national Firm Information Technologies initiatives.
• Managed AWS Cloud services such as EC2, S3, ALB/NLB, CloudWatch, and IAM policies.
• Served as a subject matter expert on major IT environment upgrades, enhancements, new functionality, capacities, performance, cost-effectiveness, and business integrations.
• Participated in the on-call rotation providing 24x7 support.
• Recommended new potential technology solutions based on research and analysis.
• Designed and implemented infrastructure solutions to meet business and technical objectives on-prem, and in the AWS Cloud.
• Analyzed and resolved technology and end-user incidents during standard business hours or on-call rotations.
• Maintained standard application and operations procedure documentation; ensured compliance with Software Testing Life-Cycle standard operating procedures and policies.
• Maintained accurate software and hardware inventory and managed the copyright and licensing requirements.

Spearheaded formation and management of website topology documentation to improve internal / external site usability and speed up navigation by 20%. Maintained sitemap during site growth and optimization periods.

• Interviewed employee and client users to determine need for streamlined site access and documented resource.
• Drafted sitemap and presented to leadership for approval.
• Maintained documentation and expanded site information as new sites were integrated.

Ensured the reliable operation of the company’s computer networks under the general supervision and direction of the IT Department Supervisor. Tasked with planning, developing, installing, configuring, and maintaining all network software, hardware, and communication components.

• Utilized enterprise technologies to design, deploy and manage company-wide systems including mail, document imaging, and web services.
• Obtained third-party vendor quotes for service support and equipment to replace or upgrade operating systems.
• Worked with application developers to ensure new network applications perform as expected and do not affect existing applications.
• Requested to design and monitor performance tests and present analysis to systems management and business partners.
• Identified necessary changes in the company’s network system, software and hardware, and provided suggestions to the leadership team.

Directed a broad range of IT initiatives for a diversified education and media company. Provided incident/situation management and ongoing technical training to over 500 users while resolving issues promptly with ITIL methodologies. Supported over 130 licensed users annually.

• Managed all facets of the system development cycle including analysis, design, specification, development, testing, training, documentation, and implementation of technical solutions.
• Oversaw applications and server usage; administered applications during roll-out and planned and prepared standard procedures, support, and enhancement for the ongoing administration of advertising systems.
• Spearheaded SAP ERP administration, upgrades, testing, and troubleshooting for 165 users; configured and maintained accounts, ensured adherence to Sarbanes Oxley guidelines.
• Coordinated Service Level Agreement (SLA) documentation for external technology vendors; organized weekly meetings with vendors to ensure adherence to SLAs and prompt incident resolution.
• Primary technical contact and administrator for client-based website; provided exceptional service during the online ordering process by interfacing with clients and internal development teams to resolve problems.
• Supported $5M in annual advertising revenue from a client-server-based platform to a web application while maintaining the system, configuring users, coordinating training, and escalating issues to vendors.
• Managed the full project lifecycle including product development, integration implementation, scheduling, training, and service delivery.
• Designed and completed a cutting-edge project allowing small-mid size businesses to directly place their display advertising online significantly reduced cost and improved customer experience.
• Researched the business impact of migrating CMS tools to Drupal.

Worked to resolve 50+ service tickets and troubleshooting requests on a daily basis. Collaborated with colleagues and users to build and maintain crucial relationships.

• Leveraged communication skills to handle support tickets as they came in.
• Worked with users to diagnose issues, provide remote and onsite assistance, and provide relevant application training.
• Partnered with colleagues and supervisors to escalate complex or advanced problems for immediate resolution.