Windows Administrator Chicago, IL

We are Gelber Group – Passion for Trading. Powered by Technology. For 40 years, we have set the bar as one of the industry’s most innovative and enduring proprietary trading firms. We are headquartered in Chicago with offices and remote team members across the United States and Europe. Our success derives from a relentless pursuit of new trading ideas and careful attention to technology. Our culture of entrepreneurship, innovation and collaboration empowers each member of our team to have a meaningful impact from the day they join Gelber. We believe our talented staff are our greatest asset and we are committed to providing them the resources they need to succeed. With 16 distinct trading groups, we trade a little bit of everything here – with diverse styles and approaches across all major global marketplaces – and we are always looking to expand into new opportunities. Our flat organizational structure ensures a true meritocracy and attracts individuals with an edge to contribute to our consistent success. Gelber Group is seeking a Windows Administrator to join our infrastructure team. This is an excellent opportunity for someone early in their IT career who wants hands‑on experience in a fast‑paced, performance‑driven trading environment with strong mentorship and long‑term growth potential. This position requires full‑time onsite presence in our Chicago office, with eligibility for a 4‑day/week hybrid schedule after onboarding is complete. What you’ll do Deploy, configure, and support Microsoft Windows desktops and servers Install software, manage printers/peripherals, and troubleshoot hardware and software issues Administer and support a Windows on‑premises domain environment, including: Active Directory design and management Group Policy Objects (GPOs) DNS management Manage CIFS shares and NTFS/share‑level permissions Support cloud services including Azure Active Directory, Intune, and Office 365 Build and maintain deployment images using Windows Deployment Services (WDS) and Microsoft Deployment Toolkit (MDT) Apply basic networking knowledge including DHCP Collaborate across Infrastructure, Security, Networking, and Trading teams Document procedures and contribute to process improvements Role requirements 3+ years of experience in Windows Administration or similar role Experience with on‑premises Active Directory (AD) design and management Knowledge of DNS management Understanding of DHCP/basic networking fundamentals What we’d like to see Experience with WDS/MDT imaging tools Strong critical thinking and troubleshooting skills Clear communication skills and strong work ethic Ability to prioritize and operate with urgency in a fast‑paced environment Ability to lift/move equipment up to 50 lbs. Experience with the following technologies encouraged: OpenAI/ChatCPT Enterprise Slack Office 365 (O365) Azure Intune Mimecast Absolute Zscaler Proxmox Benefits Highlights Gelber offers a wide range of benefits to full‑time employees, including: Traditional and Roth 401(k) retirement program with discretionary employer match Comprehensive health benefits including medical coverage provided by Blue Cross and Blue Shield (PPO and HDHP/HSA) and dental coverage; generous employer cost‑sharing Tuition reimbursement for Undergraduate and Graduate courses Flexible Spending Accounts for health care and dependent care; pre‑tax commuter benefits for parking and transit expenses Life insurance and long‑term disability coverage Health club membership with on‑site facilities (and reciprocal memberships) Generous vacation time (23‑day accrual in first full calendar year of employment; prorated accrual in initial year), paid holidays, and paid maternity/paternity leave Weekly catered lunches and monthly continental breakfasts Social events including sponsored 5k races and annual company party Enjoyable work environment including golf simulator Employee referral bonus program Charitable giving and company matching opportunities Casual, relaxed dress code The approximate annual base compensation range for this position in Chicago, IL is $75,000 to $95,000. The actual offer, reflecting the total compensation package plus benefits, will be determined by a number of factors which include but are not limited to the applicant’s experience, knowledge, skills, and abilities; geographic location; and internal equity. In addition to your salary, our total rewards package includes health benefits, a 401(k) plan, PTO, parental leave, professional development, tuition reimbursement and discretionary bonus, enhancing your overall total rewards package. In compliance with Federal Law, all persons hired will be required to verify identity and eligibility to work in the United States, and to complete the required Employment Eligibility Verification form (Form I‑9) at the start of employment. #J-18808-Ljbffr Gelber Group