Job Profile: Careers in IT : System administrator

Job Profile: Careers in IT : System administrator

System administration refers to the management of one or more hardware and software systems.

The task is performed by a system administrator who monitors system health, monitors and allocates system resources like disk space, performs backups, provides user access, manages user accounts, monitors system security and performs many other functions.

 
System administrator

Duties of a system administrator

The duties of a system administrator are wide-ranging, and vary widely from one organization to another. Sysadmins are usually charged with installing, supporting, and maintaining servers or other computer systems, and planning for and responding to service outages and other problems. Other duties may include scripting or light programming, project management for systems-related projects.

The system administrator is responsible for following things:

  1. User administration (setup and maintaining account)
  2. Maintaining system
  3. Verify that peripherals are working properly
  4. Quickly arrange repair for hardware in occasion of hardware failure
  5. Monitor system performance
  6. Create file systems
  7. Install software
  8. Create a backup and recover policy
  9. Monitor network communication
  10. Update system as soon as new version of OS and application software comes out
  11. Implement the policies for the use of the computer system and network
  12. Setup security policies for users. A sysadmin must have a strong grasp of computer security (e.g. firewalls and intrusion detection systems)
  13. Documentation in form of internal wiki
  14. Password and identity management

Cloud computing and sysadmin

Cloud computing is nothing but a large number of computers connected through the Internet/Wan. Cloud computing is now part of technology and sysadmin must lean:
  1. Automation software such as puppet, chef, etc.
  2. Cloud infrastructure such as AWS, Openstack etc.
  3. Network services in cloud such as Content delivery networks (Akamai, CloudFront etc) and DNS servers.
  4. Source control
  5. Designing best practices for backups, and whole infrastructure.

What is so special about the system administrator account?

The root account has full (unrestricted) access, so he/she can do anything with system. For example, root can remove critical system files. In addition, there is no way you can recover file except using tape backup or disk based backup systems.
Many tasks for system administration can be automated using Perl/Python or shell scripts. For example:
  • Create new users
  • Resetting user passwords
  • Lock/unlock user accounts
  • Monitor server security
  • Monitor special services etc

Most important skill to a system administrator

Problem solving, period. This can some time lead into all sorts of constraints and stress. When workstation or server goes down, you are called to solve the problem. You should able to quickly and correctly diagnose the problem. You must figure out what is wrong and how best it can be fixed in small amount of time.

Job Summary

Responsible for the technical design, planning, implementation, and the highest level of performance tuning and recovery procedures for mission critical enterprise systems. Serves as a technical expert in the area of system administration for complex operating systems. Recommends the redesign and configuration of operating systems and system applications. Investigates and analyzes feasibility of system requirements and develops system specifications. Identifies methods, solutions, and provides project leadership and management in order to provide a high level of service to the customers of the department. Performs full supervision of Operations staff.


Typical Duties and Responsibilities

1. Manages the day-to-day operations of the PCC host computers by monitoring system performance, configuration, maintenance and repair. Ensures that records of system downtime and equipment inventory are properly maintained. Applies revisions to host system firmware and software. Works with vendors to assist support activities.
2. Develops new system and application implementation plans, custom scripts and testing procedures to ensure operational reliability. Trains technical staff in how to use new software and hardware developed and/or acquired.
3. Supervises Operations staff including hiring, training, evaluating and disciplining. May guide or provide work direction to technical staff, contract staff and/or student employees. Determines appropriate coverage for all hours of operation.
4. Performs troubleshooting as required. As such, leads problem-solving efforts often involving outside vendors and other support personnel and/or organizations.
5. Establishes, maintains and manages users Unix accounts. Installs, modifies and maintains systems and utility software on server computer systems. Provides server support related to other software.
6. Establishes guidelines and methods for the installation and management of the host computer operating systems, disk arrays, fiber channel switches, tape libraries and other components.
7. Ensures high availability and acceptable levels of performance of mission critical host computer resources.
8. Develops procedures to maintain security and protect systems from unauthorized use, acts of nature and user abuse.
9. Develops procedures, programs and documentation for backup and restoration of host operating systems and host-based applications.
10. Develops and coordinates project directions and schedules to maximize benefits and minimize impacts on the customer organizations. Provides leadership in planning and implementation of projects for computer operations and enterprise systems administration.
11. Develops tools, procedures, and training sessions for Operations, Client Support and Systems Development staff to assist with work.
12. Manages the data center and computer host systems including hardware, software and equipment such as air-conditioning system, UPS (uninterrupted power system) and fire protection system.
13. Stays current with technological developments in systems administration technology and recommends ways for PCC to take advantage of new technology.
Positions in this classification may perform all or some of the responsibilities above and all positions perform other related duties as assigned.


Minimum Qualifications

Associate's degree in Computer Science or related discipline. Relevant experience may substitute for the degree requirement on a year for year basis. Three years work experience in complex systems design, programming and systems software and support.

Knowledge of: Programming languages and operating systems; current equipment and technologies in use; Unix system administration, enterprise backup and recovery procedures, and system performance monitoring tools; effective project management techniques; principles and practices of effective management and supervision.

Ability to: Plan, organize and document complex system design activities and to configure systems to be consistent with institutional policies/procedures; communicate technical/complex information both verbally and in writing; establish and maintain cooperation, understanding, trust and credibility; perform multiple tasks concurrently and respond to emergency situations effectively.


Work Environment and Physical Requirements

Work environment includes typical computer related noise levels and paper and equipment generated dust. Exposure to video display terminals occurs on a regular basis. Incumbent is on call to provide support services during off hours. Scheduled night and weekend work is required. Learned physical skill is required for keyboarding and use of peripheral equipment. Moderate lifting.

There are different types of system administrators based on their roles and responsibilities. A bigger company might have different system administrators having different roles, but for smaller company, most of the different roles might be shared by just a few system administrators, or even one single person. Some of the different types of system administrators are:

  • Server administrator – maintains the operating system of the servers, and to some extent, the applications as well, such as the mail services, the web services, etc. He is also in-charge of troubleshooting any hardware, operating system or application related problems.
  • Network administrator – maintains the network infrastructure, such as the routers and switches, and troubleshoot network-related problems.
    • Database administrator (DBA) – maintains the database system used by organisation. In bigger organisation which uses bigger and more complex databases, there is a DBA which specifically responsible for this role. In smaller organisation, this role would normally be shared by the server administrator

COMMENTS

BLOGGER: 6
  1. Thank you for sharing this good article.

    ReplyDelete
  2. Thanks for sharing this information.Its really a good article.

    https://www.iso-certification-qatar.com/haccp-certification.html
    https://www.iso-certification-qatar.com/iso-14001-certification.html

    ReplyDelete
  3. Its such a great information.Thanks for sharing this article.We are providing ISO Certifications if you are looking for that please reach us.
    http://www.veave.in/iso-14001-certification-in-qatar.html

    http://www.veave.in/iso-18001-certification-in-qatar.html

    ReplyDelete
  4. Thanks for sharing this post.
    http://www.veave.in/iso-27001-certification-in-oman.html
    http://www.veave.in/iso-14001-certification-in-oman.html

    ReplyDelete
  5. Its really a wonderful information.Thanks for posting this article.

    http://www.veave.in/iso-certification-in-bahrain.html
    http://www.veave.in/iso-27001-certification-in-bahrain.html
    http://www.veave.in/iso-9001-certification-in-bahrain.html

    ReplyDelete

Name

(Green Living),7,2019 web development trends,1,4Sleep,1,7 day programmable thermostat,1,adjustable beds,1,adobe pdf translator,1,adobe pdf translator online,1,amerisleep as3,1,Android,1,Android and Apple Online Data Safety,1,Apple,1,aviya,1,azza mattress,1,Bamboo Vs Cotton Bed Sheets,1,Bamboo vs. Cotton,1,be green,2,bedroom,1,beds for sale,1,Best Advice for Choosing The Best Sleep,1,BEST CENTRIFUGAL JUICER REVIEW INDIA,1,Best juicer,1,best juicer 2019,4,best juicer 2020,4,BEST JUICERS BUYING GUIDE,1,BEST MASTICATING JUICER 2019,1,BEST MASTICATING JUICER 2020,1,BEST MASTICATING JUICERS IN 2020 INDIA,1,best mattress,7,best mattress for sleep apnea,1,best mattresses for back pain,1,best memory foam mattress,2,best pdf translator,1,Best Sleep Mattress For Back Pain,1,best type of mattress for side sleepers,3,best websites 2019,1,Blogging,162,building green,2,buy sleep,2,casper mattress,1,CENTRIFUGAL JUICER,1,CENTRIFUGAL JUICER 2020,1,cheap mattress,1,Choose a Best Sleep Mattress for Your Preferred Sleep Position,1,CHOOSE A MASTICATING JUICER,1,choose a mattress for back pain,1,choose mattress india,1,choose mattress usa,1,Computer,29,Computer Hardware Tips,2,Data Recovery,1,Design,41,digital thermostat,1,Dot Matrix Printers,1,double bed spring mattress price,2,dozebeds,1,Dye-Sublimation Printers,1,e-learning,4,eco friendly,1,eco friendly cooking,1,eco friendly electric stove,1,eco friendly kitchen appliances,1,eco friendly living room,1,eco friendly living tips,1,eco friendly paper,1,Eco Friendly Products That Really Make a Difference,1,eco friendly things in our house,1,Eco-Friendly,1,Eco-Friendly Tips for Saving Money,1,Education,120,File Recovery Software,1,Global Positioning system,1,global wifi rental,1,go green,2,go green images,1,good night's sleep meaning,1,GPRS Tracking,1,GPS technology,1,GPS Tracking,1,Green Kitchen,1,Green Living,8,green living show,1,green news,1,hand juicer,1,health,9,HEALTHY LIFE,35,Helix,1,home remedies for good sleep,2,honeywell thermostat,1,how to be a web designer from home,1,how to become a professional web designer,1,how to become a web designer from home,1,how to become web designer career,1,how to choose a mattress for back pain,1,how to choose a web designer,1,how to choose sleep mattress,1,how to get a good night sleep,2,how to make your home environmentally friendly,1,how to sleep better at night naturally,1,Ideas,188,inexpensive mattresses for sale,5,Inkjet Printers,1,Inkjet Technology,1,Internet,41,Internet Tips,161,Juice & Your Health,3,juice maker,1,juicer machine,1,Juicing versus Raw fruits and veggies,1,king mattress,1,king size mattress size,5,Know the History Facts About the Memory Foam Mattress,1,Laser Printers,2,leed certification canada,1,leed certification checklist,1,leed certification cost,1,leed certification exam,1,leed certification wiki,1,leed platinum buildings,1,life,41,loom & leaf,1,Make Money online,44,make your home green,1,MASTICATING JUICERS IN INDIA,1,mattress,1,mattress america reviews,1,mattress buying guide,1,mattress dealers,2,mattress for kids,1,mattress mattress,2,mattress selector tool,3,mattress size,3,mattress sizes,4,memory foam density guide,1,memory foam mattress,3,memory foam mattress buying guide,1,memory foam mattress information,1,memory foam mattress reviews,1,minimalist web design 2019,1,mobile malwares,1,Mobiles,70,Mother's Day 2018,1,Mother's Day Best Unique Gift Ideas 2018,1,Multi-Function Inkjet Printers,1,NASA Memory Foam Technology,1,naturally,1,navigation technology,1,nectar mattress reviews,3,needle mattress,1,new,75,new website trends 2019,1,nomad mattress,1,OMEGA JUICER,1,online pdf translator,1,Online Safety,1,orange juice,1,other,36,PDF Translator Online,1,pdf translator software,1,pocket wifi,1,Portable Inkjet Printers,1,portable wifi rental,1,POS (Point of Sale) Receipt Printer,1,Printer,1,Printers,1,programmable thermostat home depot,1,Project:LOVE NATURE,2,queen mattress,1,ransomware,1,revive mattress,1,revive mattress r2,1,RIGHT AND BEST JUICER,1,saatva,1,satellite system,1,Satnam Shri Waheguru Ji,15,SEO,38,Short Term Internet Hotspot Rental,1,should i buy a memory foam mattress,1,single mattress deals,4,skyroam,1,sleep at night fast,1,sleep mattress,4,sleep mattress near me,1,sleep mattress reviews,1,sleep mattress usa,1,Sleep Mattresses,7,sleep number bed,1,SLOW JUICER,1,slow juicer masticating juicer,1,small juicer,1,smart thermostat,1,Smartphone Security,1,smartphones,1,Software,84,Solid Ink Printers,1,Spring Mattress,1,spring mattress king size,1,spring mattress pocket spring mattress india,1,spring mattress price,1,Supermarket vs Homemade Fresh Juices,3,sustainable living communities,1,Tattoo Removal,1,tep wireless,1,The Basics of Cryptocurrency,1,the matress,1,thermostat,1,thermostats,1,tips on how to sleep through the night,2,top web design trends 2019,1,translate large pdf,1,travel wifi,1,twin mattress,1,updates,151,us mattress,8,viola,1,viruses,1,Wahegur Ji,1,ways to go green,1,web design trends 2019,1,website trends for 2019,1,what is a green apartment,1,What’s New Online,67,which mattress is good spring or coir or foam,1,Why Choose to Go Eco-Friendly? (Green Living),1,wifi hotspot for international travel,1,winkbeds,1,zenhaven,1,
ltr
item
||ੴ||ਇੱਕ ਓਅੰਕਾਰ Satnam Shri Waheguru Ji A Web Blog about Product Review, Blogging Tips, Tech Reviews: Job Profile: Careers in IT : System administrator
Job Profile: Careers in IT : System administrator
Job Profile: Careers in IT : System administrator
https://3.bp.blogspot.com/-4a4zMhBtvTo/WMEAY3CmkEI/AAAAAAAADKU/lBbux6wEcFM-VsTuQNuspLB3vzNN5w-1gCLcB/s320/44f6891a-8d0d-49aa-88de-b074b3e85ea0.jpg
https://3.bp.blogspot.com/-4a4zMhBtvTo/WMEAY3CmkEI/AAAAAAAADKU/lBbux6wEcFM-VsTuQNuspLB3vzNN5w-1gCLcB/s72-c/44f6891a-8d0d-49aa-88de-b074b3e85ea0.jpg
||ੴ||ਇੱਕ ਓਅੰਕਾਰ Satnam Shri Waheguru Ji A Web Blog about Product Review, Blogging Tips, Tech Reviews
https://www.undocopy.com/2017/03/job-profile-careers-in-it-system.html
https://www.undocopy.com/
https://www.undocopy.com/
https://www.undocopy.com/2017/03/job-profile-careers-in-it-system.html
true
4597144398420216702
UTF-8
Loaded All Posts Not found any posts VIEW ALL Readmore Reply Cancel reply Delete By Home PAGES POSTS View All RECOMMENDED FOR YOU LABEL ARCHIVE SEARCH ALL POSTS Not found any post match with your request Back Home Sunday Monday Tuesday Wednesday Thursday Friday Saturday Sun Mon Tue Wed Thu Fri Sat January February March April May June July August September October November December Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec just now 1 minute ago $$1$$ minutes ago 1 hour ago $$1$$ hours ago Yesterday $$1$$ days ago $$1$$ weeks ago more than 5 weeks ago Followers Follow THIS PREMIUM CONTENT IS LOCKED STEP 1: Share. STEP 2: Click the link you shared to unlock Copy All Code Select All Code All codes were copied to your clipboard Can not copy the codes / texts, please press [CTRL]+[C] (or CMD+C with Mac) to copy