Mainframe Migration: Functional Workforce Management at Reduced Cost

HR professionals are becoming more and morerequirements and functions, such delays hamper the
familiar with modern software applications andability of employers to manage their human capital
solutions that streamline workforce management.effectively. It also makes it difficult to fully comply with
However, the underlying hardware/software structuregovernment regulations. Having the ability to install and
that houses and administers these functions is notintegrate off-the-shelf products with minimal
something HR professionals generally think about.complications is critical. This is where open system
That’s not surprising.architectures like the Microsoft.Net come into play.
Until fairly recently, companies had limited infrastructureThe .Net Revolution
choices. Centralized mainframes run by industry giantsWith the decentralization, breadth of functionality,
like IBM were the only viable option for reliably handlingreliability, and scalability provided by the .Net platform,
complex processes involving massive volumes ofemployers can choose to stop paying exorbitant
data. As with any case of severely restrictedsupport costs associated with proprietary platforms.
competition, these companies have charged whateverToday’s distributed .Net infrastructure now has the
the market will bear in terms of license, service, andcapacity (and scalability) to handle the same data
maintenance fees for access to their proprietaryvolume, batch processes, and complex functions as a
systems.mainframe.
Since no sizeable corporation can afford to forgoIs it safe to decentralize critical business applications in
access to such services, employers have (until now)this way? Most companies are already doing this with
paid whatever price demanded by these fewmany of their HR functions from payroll to benefits
providers. Unfortunately, this has often limited themanagement. What about outsourcing HR functionality
amount of capital available for upgrading HR systems(infrastructure and/or applications) to a .Net
and processes to make them more efficient and userinfrastructure service provider, or even the
friendly. Instead, a significant ongoing investment was“cloud”?  Today’s shift toward SaaS
required to simply maintain existing capabilities.(Software as a Service) applications clearly
Additional Drawbacks of Traditional Mainframesdemonstrates that enterprises are comfortable with
There are a number of problems posed by legacythis type of partnership.
mainframes. These are custom systems that haveReliability, security, trouble free maintenance/upgrades,
become increasingly complex and unwieldy over time.and lack of down time are all of paramount
The underlying structure has been built upon andimportance to providers that offer these alternative
modified over many years. The original programmersservers. They have to be in order to compete with
are now in retirement or even long since deceased.mainframe companies. Their track record so far is
Now, even expert IT developers can no longer fullyimpressive.
comprehend how these systems work. Attempting toCan HR Make The Switch?
make modifications under these circumstances is aMigrating from a legacy mainframe to a .Net platform
task fraught with the potential for disaster. Mainframesdoesn’t have to occur all at once across an entire
also frequently use obsolete coding languages that arecorporation. Human Resources applications can be
not platform-neutral and cannot be easily interfacedswitched over in a series of separate modules if
with more modern software.necessary.  Certain functionality can be migrated or
In addition, today’s SOA (Service-Orientedtranslated, while other functionality might be replaced
Architecture) software models tend to loosely couplewith newer off-the-shelf applications that didn’t
data and processing functions rather than building themexist more than a few years ago. This means HR
together as a single unified feature. This allows greaterexecutives don’t have to wait for IT to decide that
flexibility, extensibility, and compatibility across multipleit is time to make a single, monolithic migration. They
applications. Traditional mainframes are not designedsimply need to make the case for transitioning their
using this concept, so integrating new software into aown departmental processes as business needs and
legacy system requires many additional steps. efficiency dictate.
How This Impacts HRHowever, having an understanding of the potential ROI
Because of these complications, requesting IT tofor a full migration doesn’t hurt. The costs
create a custom HR workflow application in-house isassociated with implementing and maintaining a .Net
usually met with great resistance. Often, it can takeinfrastructure are a tiny fraction of that required for
months for even a simple change to be put into effecttraditional mainframes. The more completely a
if it involves any programming modifications with codecompany reduces its reliance on legacy systems, the
running on the mainframe.greater the savings.
With the increasingly rapid changes to HR