Senior System Administrator Resume Samples

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Senior System Administrators are experienced professionals responsible for installing and maintaining computer systems in an organization. Essential duties listed on a Senior System Administrator example resume are monitoring the functioning of computer systems, coordinating IT teams, assigning tasks, making upgrades, monitoring staff performance, and guiding non-technical staff. Successful resumes make display of the following qualifications: leadership, technical skills, problem-solving, communication, teamwork, time management, and computer proficiency. Degree options include computer science, information science, and information technology.

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1

Senior System Administrator

Established a tracking system that resulted in the companies Information Assurance (IA) compliance being increased by over 30%, team ranked #1 out of 7.

  • Indoctrinated the company's very first standard operating procedure policy, increasing the company's efficiency in the creation of user accounts, incident response procedures and customer service actions.
  • Mentored two subordinates to pursue industry level certifications, resulting in both passing the CompTIA Security+ exam.
  • Managed over 500 user accounts and was responsible for the compliance of all accounts in regards to Department of Defense (DoD) standards.
  • Enforced the companies Acceptable Use Policy for information systems, resulting in zero leakage of classified information inside the company in a 15 month period.
  • Assisted in the monitoring of the companies COMSEC material; including creation, distributing and destruction of COMSEC material
Candidate Info
6
years in
workforce
3
years
at this job
2

Senior System Administrator

Participated in a hardware update of the University's Solaris environments involving the migration of several Oracle database systems, the PeopleSoft application, and Apache Tomcat web services. Used Solaris JumpStart technology to rapidly provision new systems and Veritas Volume Manager to leverage SAN storage to minimize application downtime during migrations.

  • Responsible for planning service architecture and distribution in a 3-tier environment using knowledge of SPARC Hardware Architecture to maximize application performance.
  • Planned and implemented resource utilization ceilings of Solaris containers (Local and Global Zones) to ensure service availability.
  • Assisted with the initial implementation and migration of user e-mail accounts to Zimbra Collaboration Suite on Red Hat Enterprise Linux.
  • Provided experience and advice to colleagues to assist with solving technical problems and implementing policy using IT best practices.
Candidate Info
14
years in
workforce
1
year
at this job
AAS
Computer Information Systems
3

Senior System Administrator

Responsible for monitoring and system tuning making sure the environment remained at optimum level performance. Primary UNIX administrator of Digital Tru64, AIX and Linux boxes. Managed NT and Novell exchange servers. Performed backup and restores using Veritas, IBM and Compaq tape and backup utilities. Supported both internal and external DNS on both UNIX and NT platforms.

  • Recommended and implemented an affordable yet effective monitoring solution (Big Brother) to monitor network traffic, system performance, system availability and backups.
  • Utilizing Shell, Perl, and Visual Basic created several tools to help different support team's better assist faculty and students in a timelier manner.
  • Built and maintained Iplanet web server on Digital Tru64 platform. Set up web based email and FTP server for students and professors as part of online learning.
  • Worked as a PC Technician to build, configure, and troubleshoot PC's workstations to ensure that students and faculty could operate at a high level with minimal interruptions to their tasks.
Candidate Info
6
years in
workforce
3
years
at this job
BS
It / Design And Business
4

Senior System Administrator/web Developer

Managed and maintained testing and staging environments for Marketing department, including administration of Windows 2008 and IIS 7.0 servers.

  • Participated in planning, testing, and delivering CA Technologies redesign of website including rebranding and dynamic data-driven web applications and functionality.
  • Provided management and support for Flash engineers including assistance with code and resolution with repository questions.
  • Provided multinational groups with Flash-related requests such as banners, web applications, etc. Ensured portability of Flash designs across several different languages.
  • Designed and developed MyCA mobile application using Flex and JSON.
Candidate Info
8
years in
workforce
3
years
at this job
Management Information Systems/computer Science
Information Technology
5

Senior System Administrator

System administrator for high-level, confidential government contracts with responsibility for the management, monitoring, and maintenance of network infrastructure and performance in a Windows 2008/Exchange operating environment. Created, deployed, monitored, and maintained domain systems, user accounts, information security, and desktop support functions.

  • Spearheaded the implementation of a consolidation plan reducing the physical footprint in a client server room and remote locations, allowing for the government client's future technical infrastructure expansion.
  • Developed and implemented new backup technology and procedures for the transition from a tape-only solution (ARCserve) to Microsoft Data Protection Management, providing enhanced data recovery and restore capability and performance.
  • Planned and executed multiple server consolidation projects including two Windows 2003 Enterprise x64 bit file servers and one Windows 2003 Enterprise x86 bit exchange server on Dell PowerEdge T710 hardware.
  • Designed and configured a Windows 2008 R2 network consisting of six servers for use by development system and research teams.
  • Setup a new forest/domain utilizing VMware ESXI version 5 configured on two HP Proliant D380 G7 servers consisting of 5 guest OS systems configured with Windows 2008 R2 Enterprise x64 bit.
Candidate Info
11
years in
workforce
3
years
at this job
AAS
Computer & Information Science
6

Senior System Administrator Team Lead

I worked closely with Customers, Vendors and cross platform organizations to complete a variety of server implementations to meet customer requests and enforce corporate standards.

  • Performed full-scope server administration, upgrades and service pack application, performance tuning, and infrastructure enhancement. Hardening of Windows security
  • Established, nurtured and maintained excellent end user relations to expedite incident response and boost customer satisfaction levels.
  • Relied on to drive and ensure business continuity via backup procedures, restores, cluster fail-over testing, network load balancing, and disaster recovery planning and testing.
Candidate Info
26
years in
workforce
10
years
at this job
7

Senior System Administrator

  • Developed, tested and maintained Windows Server Enterprise, Windows XP, 2000 and NT software installation build scripts to meet corporate requirements.
  • Designed, created, tested and maintained Windows Installer ( MSI, MSP and MST) files for customizing, installing and managing applications globally across 10,000 Windows 7 and XP workstations.
  • Successfully migrated XP Windows NT Wise InstallManager executables to Windows Installer MSI's for Windows XP using Wise Package Studio.
  • Designed, created, tested and maintained Tivoli FilePackages for software distribution via automated web interface.
  • Created and maintained UNIX shell scripts, Batch scripts and Perl scripts for Windows XP, 2000 and NT automated software distribution to install applications to meet customers requirements.
  • Provided 24/7 3rd level technical support, performed upgrades, patch maintenance and intergration on Windows Server 2003, Windows XP, 2000 and NT with vendor software.
  • Developed and maintained Windows Installer/Software Distribution deployment standards and documentation following Chubb & Son methodologies.
Candidate Info
12
years in
workforce
5
years
at this job
C
Advertising / Illustration
C
Computer Programming
8

Senior System Administrator/team Lead

Primary job focus was to administer the corporate infrastructure services. This included the corporate domain and Active Directory, DNS, DHCP, WINS, remote access, and file and print. Responsibilities included administration, technology design and project management.

  • Managed Lawson's remote access conversion project which involved moving from a centrally managed modem bank to iPass, a third party solution. This switch saved Lawson over 50% on its remote access costs.
  • Administered and was directly involved in the upgrade from Windows NT to Windows 2000 Active Directory.
  • Designed, implemented and administered home directory solution for Lawson employees.
  • Automated many processes by writing PERL scripts. This included server backup monitoring, group membership documentation and monitoring disk usage on the corporate file servers.
  • Migrated all infrastructure systems and printers to new corporate headquarters in Saint Paul. Infrastructure services were not disrupted during the move and employees experienced 100% uptime.
  • Designed and implemented new corporate print infrastructure and naming convention.
  • Became the team lead when the Windows infrastructure team merged with the Windows Application Support team.
  • Cross trained the application team to assist in the support of the Windows Active Directory domain and other infrastructure services.
Candidate Info
12
years in
workforce
3
years
at this job
9

Senior System Administrator

Engineering / system administration of over 100 servers including Windows \ Unix \ Linux \ Macintosh. Also support an 18 node high-speed, open-source Linux cluster for scientific fluid dynamic modeling and built a 12 node Macintosh open source cluster for high speed computational work.

  • Provided support for office applications including MS office, Autodesk 3D modeling, and other open source applications.
  • Provided support for WAN/LAN/VPN network connectivity.
  • Designed and built out their Veritas NETBackup solution after vendor was unable to complete the work properly.
  • Streamlined process from design to concept and testing using the latest technologies.
Candidate Info
5
years in
workforce
2
years
at this job
10

Senior System Administrator

  • Leads network infrastructure, system backups, and core network applications
  • Required to have strong analytical and technical troubleshooting skills
  • Ensured all support, monitoring and testing activities were completed to a high standard, and resolved hardware and software issues in relation to LAN and WAN
  • Oversaw the performance of a team of experienced Helpdesk Technicians to facilitate the effective resolution of problems within agreed timescales
  • Created a batch operation that created a custom ISO for client CD creation
  • Implemented a centrally managed anti-virus system and other IT security threats
Candidate Info
9
years in
workforce
3
years
at this job
AS
Arts

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