Tier4 Group - United States

We are seeking a proactive Executive Assistant to provide strategic support to senior leadership in the United States. This role demands exceptional organizational skills, discretion, and proficiency in Microsoft Office Suite. You will manage complex schedules, track key assignments, and prepare ...

Senior Network Security Engineer sought for a high-visibility, remote-first role in Chicago. You will architect secure, multi-vendor networks (Cisco, Palo Alto, Fortinet) for healthcare clients, lead Zero Trust initiatives, and serve as Tier 3 escalation. Requires 7+ years of senior network secur...

Detail-oriented Accountant needed for a contract role in Milwaukee, supporting daily accounting operations and a major company-wide initiative. Join a collaborative team of 13, preparing journal entries, performing reconciliations, and ensuring financial accuracy. Ideal for candidates with a Bach...

Sr. Delivery Enablement Lead role in Atlanta with a global tech firm. Drive execution and adoption of agile and SDLC best practices across a large-scale transformation. Requires advanced JIRA expertise, SAFe experience, and proven ability to influence without authority. High-impact opportunity to...

Seeking a Sr. Project Manager for a high-visibility Health Insurance role in Quincy, MA. Requires 5+ years managing complex IT projects, PMP & CSM certifications, and experience with large-scale applications. Ideal candidate is a hands-on individual contributor with State Gov or Insurance Exchang...

Senior IT Project Manager role in Atlanta, US, leading enterprise-wide technology initiatives and ERP implementations. Requires 5–8 years of experience, SDLC expertise (Agile, Scrum, Waterfall), and tools like Jira or Smartsheet. Drive cross-functional projects from concept to execution, ensuring...

Senior Healthcare Informatics Analyst – 6-month remote contract driving data-led transformation in US healthcare. Leverage SQL, Python, and predictive modeling to improve patient outcomes, support value-based care, and optimize financial performance. Ideal for experts in population health, risk a...

We are seeking an Office Administrator to support daily operations at a growing Milwaukee startup. This role requires experience with purchase orders, invoice processing, and Google Workspace. You will coordinate office logistics, vendor management, and internal events in a fast-paced environment...

Join a growing healthcare operations team as a Claims Specialist II, focusing on Coordination of Benefits (COB). You'll resolve complex claims issues, determine primary vs. secondary insurance, and recover overpayments. Ideal for candidates with 2+ years of medical claims processing experience an...

We are seeking a skilled Vulnerability Analyst to enhance vulnerability management and infrastructure data accuracy in a high-volume environment processing one million vulnerabilities weekly. This role requires strong analytical skills, attention to detail, and experience with large datasets, Mic...

We are seeking a high-energy Executive Assistant to support the President/CEO in Duluth. This fast-paced role requires a proactive, ultra-organized professional who thrives on managing dynamic calendars, coordinating complex travel, and handling confidential information. Key requirements include ...

We are seeking a Business Analyst to bridge business and IT teams in Arlington, US. This role focuses on gathering requirements, process modeling, and producing clear project artifacts. US citizenship is required. Ideal candidates will work independently and become fully productive within two weeks.