Top IT Support & Helpdesk Jobs in Philadelphia, PA

Provide advanced Tier 3 end-user computing support (desktop, hardware, applications), troubleshoot complex incidents, perform root-cause analysis, coordinate with vendors/teams, deploy software, generate reports, and deliver on-site field support and high-touch customer service across market sites.

Owns enterprise networking, ARC locker connectivity, security operations execution, and corporate IT administration. Responsibilities include troubleshooting Wi-Fi, Ethernet, cellular, firewall, VLAN, and router issues; supporting client installations; managing access, devices, SaaS platforms, backups, vendors, and security controls; and developing deployment standards and runbooks. The role partners with client IT teams, Operations, and SRE to resolve field failures and maintain reliable technology operations.

Configure and maintain Phoenix OneCase grant-management environments across production, sandbox, demo, and proof-of-concept settings. Build forms, workflows, permissions, templates, and branding without custom code; validate changes through structured testing; troubleshoot configuration issues; maintain documentation and change logs; and collaborate with product and business teams. Support accessibility and SOC 2-aligned practices, Azure AD provisioning, reusable configuration templates, client demonstrations, and occasional client-site travel.

Provide onsite systems administration and help-desk support for NSWC-PD, troubleshooting user systems (including laptops), maintaining information systems per DoD requirements. Must hold active Secret clearance and IAT II certification, have an associate degree in a related field, and at least three years' relevant experience.

Administer and support SAP BRIM landscapes (SOM, CI, CC, FI-CA, Collections Management): installs, upgrades, patching, performance tuning, transports, security, backups/DR, cloud/hybrid support (Azure/AWS), HANA assistance, monitoring, incident response, and operational automation. Collaborate with functional, infrastructure, and security teams and produce documentation and runbooks.

Supports a company-wide Windows 11 upgrade by backing up workstations, installing and configuring operating systems, drivers, and business applications. Tests devices and peripherals, troubleshoots desktop and application issues, provides hands-on end-user assistance, documents completed upgrades, and escalates complex technical problems. The role is fully on-site in King of Prussia, Pennsylvania, for a six-month contract.

Administer and maintain the company website, web applications, and web servers. Monitor site health, diagnose and resolve outages or performance issues, and ensure continuous web availability.

Provide advanced technical support for AVEVA Unified Supply Chain software to oil and gas customers, troubleshoot complex modelling problems, coordinate investigations across teams, deliver training and materials, and liaise with Sales, R&D, Services and Project Management to resolve customer queries efficiently.

Lead and develop a 24/7 technical support team for a global payments platform. Manage daily operations, escalations, staffing, process improvement, cross-team coordination, reporting, and customer-focused service delivery for POS/PMS and payment integrations.

Provide second- and third-line support for production systems: monitor and resolve incidents, perform data corrections, create SQL scripts/stored procedures, coordinate upgrades, and liaise with development, infrastructure, and business teams to maintain uptime and compliance.