Outsourcing Services International (OSI) is a nearshore BPO provider of customer contact services, including operational and administrative staffing services. We excel at recruiting dedicated staffing resources that provide quality services at significant cost savings.
We enable to growth of our client's business by providing unique service solutions through a passionate team of professionals that are oriented to deliver exceptional results.
Provide superior quality outsourcing services to our global clients base that inspires business to grow with us.
*Bonus According to El Salvador’s Laws (Christmas Bonus).
*Vacation’s payment according to El Salvador’s laws.
Edificio Avante 4-02 Urbanización Madreselva 3, C. Llama del Bosque.
8:00am a 6:00pm
GENERAL DESCRIPTION OF POSITION The Billing Specialist is responsible for assisting with tracking opportunities, managing ConnectWise agreements, processing monthly billing, and handling billing-relat
General Description The position will work within a collaborative team environment. This position’s primary job function performs all the coordination and tasks required in client maintenance and prof
Note: This is a temporary position, with the possibility of becoming permanent based on performance. GENERAL DESCRIPTION We are seeking a high-performing Firewall Migration Analyst L2 to join our team
GENERAL DESCRIPTION OF POSITION The Billing Specialist is responsible for assisting with tracking opportunities, managing ConnectWise agreements, processing monthly billing, and handling billing-relat
Note: This is a temporary position from March 2026 to November 2026, with the possibility of becoming permanent based on performance. GENERAL DESCRIPTION OF POSITION We are looking for a proactive and