What is Web Admin Job?

[The Great Rock Gig]

this is how the job title is ...Web Admin / Website or IT Assistant
It pays a pretty good salary
it's for a Mobile Phone shop who they sell all kinda phone or tablet (which im a geek in tablets ,laptops and smartphone i also review them on youtube )
all they have is a facebook page and a website which they have their gadgets in for sale
does that mean i will be the admin who should just answer to people questions ?
and help people on their facebook page or website ? and update their facebook page or update their website when there is new promotions and stuff ?

[Jennifer]

Web System Administrator Job Duties:

Establishes Web system specifications by analyzing access, information, and security requirements; designing system infrastructure.
Establishes Web system by planning and executing the selection, installation, configuration, and testing of server hardware, software, and operating and system management systems; defining system and operational policies and procedures.
Maintains Web system performance by performing system monitoring and analysis, and performance tuning; troubleshooting system hardware, software, and operating and system management systems; designing and running system load/stress testing; escalating application problems to vendor.
Secures Web system by developing system access, monitoring, control, and evaluation; establishing and testing disaster recovery policies and procedures; completing back-ups; maintaining documentation.
Upgrades Web system by conferring with vendors and services; developing, testing, evaluating, and installing enhancements and new software.
Meets financial requirements by submitting information for budgets; monitoring expenses.
Updates job knowledge by tracking emerging Internet technologies; participating in educational opportunities; reading professional publications; maintaining personal networks; participating in professional organizations.
Accomplishes organization goals by accepting ownership for accomplishing new and different requests; exploring opportunities to add value to job accomplishments.

Skills/Qualifications: System Administration, Technical Understanding, Technical Management, Provisioning, Telecommunications Technologies, Dependability, Handles Pressure, General Programming Skills, Internet Technologies, Learning on the Fly, Verbal Communication