Senior systems engineer jobs in River Grove, IL

Our client is seeking a Systems Engineer to support and enhance its Microsoft, virtualization, and cloud infrastructure in a fast-paced trading environment. Responsibilities Administer core Microsoft services (Active Directory, DNS, DHCP, Exchange/Exchange Online, Group Policy). Deploy and maintain Windows Server (2016-2025) and Microsoft cloud services. Configure SSO and federation using SAML, OAuth/OIDC, and SCIM. Manage VMware ESX/vCenter and Horizon VDI environments. Handle operational tickets, support planned/ad-hoc changes, and follow change-management standards. Maintain clear documentation for systems and configurations. Requirements 3+ years' experience with Windows Server or VMware environments. Scripting skills (PowerShell, Python, Terraform) and familiarity with Git-based version control. Solid understanding of network protocols and server hardware/VM deployment. Strong documentation habits and a process-driven mindset. Ability to troubleshoot production issues in a high-intensity trading environment. Why Join? Join a high-performance engineering team where there are no silos and you'll have the opportunity to wear many hats across systems, cloud, automation, and virtualization. The firm invests heavily in training and development, giving you the chance to continually grow your skill set while working alongside experienced industry professionals in a truly collaborative environment. Chicago (Hybrid) Base salary between $160,000 - £2000,000 + bonus

Responsible for the administration, security, and reliability of the company's IT infrastructure including servers, networks, and Azure. This role ensures optimal performance, reliability, and security across hybrid on-premises and cloud environments. Essential Duties and Responsibilities (Other duties may be assigned) Serve as the primary administrator for the company's Azure infrastructure (virtual machines, networking, storage, identity, and monitoring). Manage and maintain LAN/WAN, VPNs, firewalls, WAPs, VLANs, and all network devices (primarily Cisco Meraki). Monitor and maintain infrastructure health, performance, and capacity, performing proactive maintenance and responding to incidents. Partner with the cybersecurity MSP to lead internal response for security alerts, vulnerabilities, and incidents. Support compliance efforts related to security frameworks (NIST, ISO 27001, SOC 2, SOX, or similar). Lead Windows Server and endpoint patching, including testing, deployment, and post-rollout validation. Support M365 tenant configurations, licensing, and integrations. Support mobile device management (MDM) via Intune for both corporate and BYOD assets. Manage server and workstation policies using a combination of Intune and Group Policy. Lead or participate in IT projects such as infrastructure upgrades, office expansions, or system migrations. Maintain comprehensive documentation (system configurations, network diagrams, SOPs, troubleshooting). Mentor junior IT staff to ensure coverage during absences. Perform scheduled after-hours maintenance following change control procedures. Occasionally assist with desktop troubleshooting and end-user support when team members are out of office or when there are spikes in support tickets Qualifications An employee in this position should have the following work experience, skill set, education/certifications, and physical/mental requirements: Work Experience: 8 years of progressive IT infrastructure experience. Proven experience managing hybrid environments (on-premises + Azure). Hands-on experience with Azure, Windows Server, Active Directory, and Cisco or Meraki networking. Experience managing M365 environments, with an emphasis on Entra and Intune. Experience with PowerShell automation for system and network administration. Exposure to Oracle Cloud Infrastructure is a plus. Knowledge/Skills: Deep understanding of: Azure services: AD, VPN Gateway, VNets, storage, firewalls, ExpressRoute, monitoring tools. Networking: VLANs, subnets, DHCP/DNS, site-to-site VPNs, and IDS/IPS configuration. Security best practices: identity management, least privilege, MFA enforcement, logging, endpoint management. Windows infrastructure: Group Policy, patch management, and Intune. Strong troubleshooting and root-cause analysis skills across OSI layers. Excellent documentation, organization, and communication abilities. Ability to cross-train is key. Powershell and other similar scripting languages. Education/Certification: Associate or bachelor's degree in the field of computer science and/or Information Systems Management is preferred but not required. One or more of the following certifications strongly preferred: Microsoft Certified: Azure Administrator Associate (AZ-104) Cisco CCNA or CCNP CompTIA Security+ or Network+

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our people are the driving force behind our success. At Constellation, you can build a fulfilling career with opportunities to learn, grow and make an impact. By doing our best work and meeting new challenges, we can accomplish great things and help fight climate change. Join us to lead the clean energy future. TOTAL REWARDS Constellation offers a wide range of benefits and rewards to help our employees thrive professionally and personally. We provide competitive compensation and benefits that support both employees and their families, helping them prepare for the future. In addition to highly competitive salaries, we offer a bonus program, 401(k) with company match, employee stock purchase program comprehensive medical, dental and vision benefits, including a robust wellness program paid time off for vacation, holidays, and sick days and much more. Expected salary range of $118,800 to $132,000, varies based on experience, along with comprehensive benefits package that includes bonus and 401(k). PRIMARY PURPOSE OF POSITION Performs advanced technical/engineering problem solving in support of nuclear plant operations. Responsible for technical decisions. Possesses excellent knowledge in functional discipline and its practical application and has detailed knowledge of applicable industry codes and regulations. PRIMARY DUTIES AND ACCOUNTABILITIES Provide in-depth technical expertise to develop, manage and implement engineering analysis, activities and programs. Provide technical expertise and consultation through direct involvement to identify and resolve equipment and system problems. Provide complete task management of engineering issues. Perform engineering tasks as assigned by supervision applying engineering principles. Accountable for the accuracy, completeness, and timeliness of work ensuring proper configuration management and assuring that standard design criteria, practices, procedures and codes are used in preparation of plans and specifications. Perform independent research, reviews, studies and analyses in support of technical projects and programs. Recommend equipment, new concepts and techniques to improve performance, simplify construction, reduce costs, correct design or material flaws, or comply with changes in codes or regulations. All other job assignments and/or duties pursuant to company policy or as directed by management to include but not limited to: (Emergency Response duties and/or coverage, Department duty coverage and/or call out, and positions outside of department in support of outage activities etc.) MINIMUM QUALIFICATIONS Bachelor's degree in Engineering (Chemical, Civil/Structural, Electrical, Industrial, Mechanical or Nuclear) with 5 years of nuclear experience or related engineering experience Maintain minimum access requirements or unescorted access requirements, as applicable, and favorable medical examination and/or testing in accordance with position duties PREFERRED QUALIFICATIONS Professional Engineer Registration Advanced technical degree or related coursework 4 years experience in PRA model development or application

Tier 2 Systems Administrator - MSP | Hybrid | Growth-Focused, High-Energy Team If you're an MSP engineer who loves solving complex problems, learning new tech, and being part of a tight-knit team that actually enjoys what they do, this role is for you. This fast-growing MSP is led by a dynamic, forward-thinking leadership team that values innovation, collaboration, and technical depth. Instead of spending your days on password resets, you'll work on mid- to advanced-level engineering tasks, support diverse client environments (especially in architecture, engineering, and construction), and contribute to meaningful projects that elevate your skills. This is a place where your ideas matter, your growth is prioritized, and the team truly supports one another. Your Day to Day: Resolve higher-level technical issues via phone, remote tools, or onsite Troubleshoot complex system challenges escalated from Tier 1 Perform device deployments and smooth data migrations Support backup systems, servers, and critical infrastructure Configure and maintain Intune, MFA, Conditional Access, AD, DNS, DHCP, and more Work with firewalls, site-to-site VPNs, and networking components Document solutions clearly for both clients and internal teams Participate in an on-call rotation as needed Position Requirements: 5+ years of hands-on IT experience 3+ years of MSP experience Required* Strong troubleshooting skills across Microsoft servers, workstations, and cloud tools Intune setup & management proficiency Expertise with MFA, Conditional Access, DNS, DHCP, and Group Policy Experience migrating data to SharePoint Firewall + VPN configuration knowledge Excellent communication and customer service abilities Why You'll Love Working Here: $65,000-$75,000 Hybrid schedule - enjoy flexibility 1-2 days a week Monthly team lunches + fun, casual office culture Quarterly team events (game nights, rooftop socials, etc.) Work with modern technology - not outdated systems Real career advancement - the team is growing, and you will too A collaborative environment where your voice and ideas matter Supportive leadership that invests in your development

Since its inception, The Parking Spot has made superior airport parking experiences easy and affordable by focusing on hospitality. Now with more than 25 years in business, The Parking Spot has cemented itself as the leading near-airport Parking Company with 40+ locations at 28 airports, over 2,000 employees nationwide and 2 incredibly strong brands - The Parking Spot and Park ‘N Fly by The Parking Spot. What makes working at The Parking Spot so special? We have created a culture of support, fun, and camaraderie that allows us to be the most innovative company in the parking industry. As a nationwide business with a small business feel, there are endless opportunities within The Parking Spot to grow your career. Come join us and see how we leverage people and technology to deliver a superior product, outshine our competition, and find creative and innovative solutions to everyday problems. Salary: $100,000 What we offer: Participation in and financial benefit from our shared employee ownership program Hybrid work experience in downtown Chicago Career development and growth opportunities Ability to gain exposure to all areas of the business Great benefits including Medical, Vision, Dental and a 401k plan Annual discretionary bonus program Team oriented, fun and friendly work environment Immediate opportunity to make a large impact Position Summary: As the Lead System Administration, you're responsible for setting up, deploying, documenting, and maintaining end-user technology for The IT Infrastructure Team. This includes Windows workstations, iOS devices, Windows application servers, camera/DVR systems, among other operating and office hardware. The role also entails establishing, installing, and making The Parking Spot's proprietary revenue and operations technologies function. As our Lead Systems Administrator, you will be at the forefront of spearheading efforts to identify and apply new technical solutions, conceptualize new tools to optimize system performance, and streamline processes to be efficient and well-documented. Attention to detail, adherence to documented procedures, and problem-solving for challenging technical issues are a requirement. You will maintain systems, processes, and inventory management while communicating project status and technical solutions clearly and professionally. Key Responsibilities: Oversees the Systems Administration staff and activities of an organization's information systems. Assures the stability, integrity, and efficient operation of the in-house information systems that support core organizational functions. Provides support to, reviews, maintains, and optimizes all networked software and associated operating systems. Administers the planning, design, development, evaluation, testing, and integration of an organization's systems infrastructure, including the design and implementation of hardware and software. Captures, understands, translates, and documents customer requirements. Defines system and product requirements; and generates mechanical, electrical, and software performance and reliability specifications and requirements. Creates and maintains programmatic and technical documentation to ensure efficient planning and execution. Manages and documents system configurations and oversees all transitions into production. Performs troubleshooting and remediation, ensures successful project implementation, and performs post project end user support. Knowledge, Skills & Experience Required: Strong attention to detail and excellent customer service skills. Excellent interpersonal, problem analysis, and resolution skills. Excellent oral and written communication abilities. Experience managing a helpdesk ticketing system (SysAid preferred). Experience with Intune Experience with Active Directory administration. Experience with VoIP administration. Experience supporting an environment with remote assistance. Experience with low voltage cabling, relays, and other gate hardware systems a plus. Bachelor's degree in a Computer Science-related field preferred; 3+ years of work experience may be considered. 20-30% travel is required _____ Any disclosed pay range is based on a consideration of neutral factors and criteria such as required qualifications, experience, education, skill, training, certifications, seniority, etc. The Parking Spot reserves the right to offer the selected candidate or applicant a salary at an appropriate level to be set and determined by the employer that is commensurate with the applicant's qualifications, experience, education, skill, training, certifications, or seniority. At The Parking Spot, we don't just accept difference - we celebrate and seek it. We believe a diverse, inclusive, and equitable company is one where all employees, partners, and customers are welcome, supported, and valued. As a company in the travel industry, we witness the power of bringing individuals from different backgrounds and communities together. We treat all others with dignity and respect and stand firmly against racism and discrimination in any form. We intentionally develop diverse teams and relationships to ensure all voices are heard and to foster equal opportunity for all. We are committed to listening, learning, and growing because we know that our work is never done.

Hybrid - Northbrook, IL (Onsite Tues/Wed/Thurs) 3-6 Month Contract-to-Hire We are supporting a large enterprise organization that is continuing to build out its Technology Procurement function. This is a great opportunity for someone who wants meaningful ownership, visibility, and the ability to shape procurement processes within a growing team. What You'll Be Doing Manage end-to-end procurement for mid-tier IT deals, generally ranging from $2K-$100K Lead vendor evaluations, quotes, negotiations, and contract reviews in partnership with IT and business stakeholders Negotiate renewals, pricing, and terms across software/SaaS, hardware, and IT services Support MSAs, SOWs, SLAs, license agreements, and subscription renewals Leverage Coupa to manage requisitions, approvals, POs, contract records, and renewals Track software licenses, maintenance contracts, and subscription utilization Ensure compliance with licensing terms and support internal/external software audits Maintain strong cross-functional relationships as the procurement function continues to centralize Identify cost savings opportunities through re-sourcing, supplier consolidation, and negotiation strategy Help improve processes and documentation as the organization continues to scale What You Need 5-7+ years of IT Procurement experience Hands-on experience negotiating software/SaaS contracts (renewals and new purchases) Strong familiarity with contract terms (SLAs, indemnification, termination rights, DPAs, usage rights, etc.) Experience supporting IT hardware, software, and/or system integrator/service provider purchasing Coupa experience strongly preferred - especially Procure-to-Pay and/or Contract Management Ability to work closely with technical and business leaders in a maturing procurement environment Strong communication, negotiation, and stakeholder partnership skills Ability to be onsite in Northbrook, IL three days per week (Tues/Wed/Thurs) Details Contract-to-hire (3-6 months) Competitive hourly pay with strong conversion potential Fast 2-round interview process If you are someone who enjoys true IT procurement work - negotiating deals, reviewing contracts, partnering with business/IT leaders, and improving processes - this is a great fit.

🌎 Property Management Suite (PMS) Support Specialist | Remote | Global Hospitality Technology 📆 Duration: 6+ months (with potential to extend) 🏠 Location: 100% Remote (US based with occasional travel up to 4 weeks per year for meetings, workshops, or on-site support) We're seeking a Property Management Suite (PMS) Support Specialist to join a global hospitality technology team providing advanced operational and functional support for Opera Cloud PMS and related systems. This role sits within a Level 3 Application Support Team, focused on maintaining global system standards, ensuring smooth hotel operations, and collaborating with both internal teams and external vendors. The ideal candidate will be a proactive problem-solver with deep Opera PMS expertise and strong hospitality operations experience. Key Responsibilities Provide high-level operational and functional support for Opera v5, Opera Cloud, Colleague Advantage, and FreedomPay systems. Investigate, troubleshoot, and resolve complex issues escalated to Level 3 support. Ensure timely incident resolution in line with service-level expectations. Maintain adherence to brand and system configuration standards. Partner with hotel operations, deployment teams, and external vendors to ensure consistent system performance. Evaluate system configurations and enhancements to support a consistent guest and colleague experience. Support system projects, beta testing, and post-installation activities. Maintain documentation, configuration guides, and training materials for hotel teams globally. Required Qualifications 5+ years of experience in hospitality operations (Front Office, Housekeeping, Guest Services, or Reservations). 3+ years of hands-on Opera PMS experience (front-end and configuration). Strong analytical, troubleshooting, and communication skills. Experience working with ticketing or case management systems. Ability to work independently, manage priorities across time zones, and communicate effectively with diverse teams. Experience developing and delivering system training. Preferred Skills Experience with RESERVE CRS, SynXis, or credit card processing platforms. Prior experience providing remote support or application consulting for global hospitality systems. Familiarity with system integrations, data flow, and API connectivity. Participation in UAT, regression testing, or change control environments. Education Bachelor's degree in Hospitality Management, Information Systems, Computer Science, Business Administration, or a related field. Equivalent professional experience in hospitality technology will also be considered.

Principal Infrastructure Lead - Job Description 6 months contract role with hire possibility Onsite from Day 1 The Principal Infrastructure Lead is a senior technical role responsible for designing, implementing, and optimizing enterprise infrastructure platforms across data center, cloud (Azure), network, storage, and compute environments. This role acts as a hands-on technical leader, providing mentorship and direction to infrastructure staff while setting standards for reliability, scalability, and security. In addition, the Principal Infrastructure Lead will play a forward-looking role in identifying potential use cases for AI and automation - both within IT operations and across business processes. While not directly responsible for building AI solutions, this position ensures the infrastructure and platforms are ready to support AI adoption and surfaces opportunities for efficiency and business enablement. Key Responsibilities Infrastructure Design & Engineering Lead the design and implementation of hybrid cloud infrastructure with an emphasis on Azure adoption, automation, and modernization. Architect solutions across compute, storage, and network domains, ensuring scalability and disaster recovery readiness. Define standards for monitoring, performance, and configuration management. AI & Automation Readiness Identify opportunities for AI and automation within IT and business operations (e.g., help desk automation, predictive maintenance, workflow optimization). Ensure infrastructure platforms (Azure, M365, data integrations) are capable of supporting AI tools and services. Partner with leadership on early AI use case evaluations and proof-of-concepts,while leaving ownership of enterprise AI strategy to future dedicated roles. Operations Leadership Provide Tier-3/architect-level support for escalations from Infrastructure Engineers, Service Desk, and Applications teams. Oversee infrastructure lifecycle (capacity planning, patching, hardware refresh,cloud ptimization). Own infrastructure documentation, runbooks, and technical standards. Automation & Cloud Enablement Drive adoption of Infrastructure-as-Code (IaC) for deployments and guardrails. Lead automation efforts for provisioning, monitoring, and backup/restore processes. Partner with DevOps/CloudOps on pipelines and secure cloud adoption. Security & Compliance Alignment Collaborate with Security team to enforce zero-trust principles, network segmentation, and vulnerability remediation. Using consolidated strategy and risk from leadership, identify platforms and configurations that secure systems. Ensure infrastructure controls support compliance frameworks where appropriate. Team Mentorship & Leadership Provide technical leadership and mentorship to a small team of infrastructure engineers/administrators. Act as a thought leader in infrastructure design, helping less senior staff build skills. Contribute to workforce planning and skill development but without formal people-management overhead. Skills & Qualifications Bachelor's degree in Computer Science, IT, or related field (or equivalent experience). 8-12 years of progressive IT infrastructure experience, with senior engineering exposure. 2 years in an IT infrastructure leadership position. Deep expertise in Microsoft Azure, virtualization (vSphere), and Windows/Linux server environments. Strong knowledge of networking (routing, switching, firewalls, VPN, SD-WAN). Hands-on experience with infrastructure automation tools (Terraform, Ansible, PowerShell DSC). Familiarity with monitoring and observability platforms (e.g., SolarWinds, Azure Monitor, Splunk). Experience in DR/BCP planning and execution. Relevant certifications a plus: MCSE, Azure Solutions Architect, CCNP,VMware VCP. Reporting & Collaboration Reports to: Head of IT Operations. Works closely with: Service Desk Lead, Application Support, Security team, and external vendors. Acts as the bridge between strategy and execution - ensuring infrastructure roadmaps are executed effectively.

Links Technology is seeking a driven and skilled Network Systems Engineer to join our client's team in Chicago, IL. Our client is the industry leader in data-driven, client-to-cloud networking for large data center, campus and routing environments. They leverage the latest advancements in cloud computing, artificial intelligence, and software-defined networking to provide their clients with a competitive edge in an increasingly interconnected world. Responsibilities of the Network Systems Engineer: The Pre-Sales Systems Engineer has the key responsibility of acting as a trusted advisor for our clients customers and partners to gather requirements and identify opportunities with existing and new customers. Own the pre and post-sales technical relationship with the assigned territory and customer base. Build and maintain a deep, sound knowledge of all our client's technologies, in order to support and help in the enablement of strategic customers. Facilitate technical training on our client's products, differentiators, solutions, and demos. Engage with key partners to develop proficiencies in delivering services around Our client's solution set. Participate in the execution of Proof of Concepts (POCs) and on-site customer testing. Execute technical Quarterly Business Reviews with customer base. Support onsite requirements at the customer site. Respond to inbound questions from the customers including research and lab testing of solutions. Present technical content to worldwide organizations both virtually and in-person. Create technical marketing materials for the global Arista organization. Travel expectations is approximately 10%. Qualifications of the Network Systems Engineer: Minimum of 5 years of networking design and implementation experience with a focus on Data Center, Campus, WI-FI and Security solutions working with Financial Services customers. Strong presentation and selling skills including communication of complex technical material. Solid understanding and knowledge of how to build successful relationships between an equipment manufacturer and a customer base of executives, architects, engineers and operations teams. Good interpersonal skills, customer relations skills, and problem management skills, with the ability to stay calm and professional under pressure while working to strict deadlines. Experience creating technical material (slides, white papers, battle cards, solution guides, etc). Solid knowledge of competitive products, solutions, and services. Experience with Network Overlay and Virtualization is highly desired. Previous experience building network automation using Python and Ansible desired. Network Industry Certification including Arista Cloud Engineer (ACE) level 3-5 desired. Benefits of the Network Systems Engineer: 10 Days PTO Health, Dental, and Vision Insurance Matching 401k Direct hire opportunity! Hybrid role in Chicago, IL Salary Range: $112k - $160k

Our client is seeking an experienced individual with strong analytical and troubleshooting skills to install, configure, and support the corporation's local area network (LAN), wide area network (WAN), and internet systems.This individual will be responsible for monitoring daily activities to ensure network availability to all system users and will perform necessary maintenance to support network availability.This person will also monitor and test website performance to ensure all corporate websites operate correctly and without interruption. This individual will also assist in network troubleshooting, analysis, planning, and coordination between network and data communications hardware and software. This person will work closely with the Information Technology (IT) department management to ensure that all systems are responding within prescribed service levels. Position Responsibilities: Design, configure, test, and maintain computer hardware, networking software, and operating systems software, in addition to other office equipment (this includes peripherals such as copiers, printers, phone equipment, postage machines, letter folders, scanners, etc.) Implement operating system and technology application installs and upgrades Maintain logs related to network functions and maintenance and repair records Perform data backups and restores, including disaster recovery operations Perform software deployments to Windows-based applications for new features and bug fixes Coordinate and plan hardware installations and upgrades to network equipment and servers Perform routine patching duties to servers and applications Coordinate, plan, negotiate, and execute necessary purchases and repairs with vendors/contractors Provide technical support to IT Team and all business users Provide timely updates to IT issues via JIRA Help Desk ticket system Be on call 24x7 to address any critical IT needs that arise Perform various other duties as assigned by the management team Experience/Skills/Requirements: Bachelor's degree in computer science or a related field is ideal 3-5 years of experience with Windows server administration 3-5 years of experience in desktop/network/hardware and software support Strong verbal and written communication skills with the ability to interact with a diverse group of executives, managers, staff, and vendors/contractors in a very detail-oriented professional organization with extremely high standards Proven ability to interact in a positive and collaborative working environment with corporate, business, vendor/contractor, and technical resources Experience with customer relations and personal service including customer needs assessment, professional customer engagement, efficient and effective resolution, and ensuring customer satisfaction Willingness to learn from other team members and grow through experience Experience with Windows server administration such as Microsoft Management Console (MMC), Server Manager, PowerShell, and Windows Services Working knowledge of Active Directory domain and trusts Experience with DNS and networking protocols Experience with server virtualization such as VMWare and Hyper-V Experience supporting Windows 11 users Be familiar with and have working experience onboarding and offboarding users Ability to maintain Microsoft applications on desktops and servers Ability to maintain Office 365 and MS Office products such as Outlook email Ability to deploy and support application installations Meticulous planning and documentation of technical support operations Knowledge of software licensing, maintenance, and hardware warranties Working knowledge of invoices, renewals, purchase orders, and associated paperwork and processes Good practical knowledge of Cybersecurity, Website Certificates, Antivirus software and Multi-Factor Authentication (MFA) Ability to work independently and with groups, with limited supervision Knowledge of Linux is a plus Knowledge of firewall configurations, Cisco / Meraki equipment is a major plus Environments: The corporation's IT environment is currently a complex environment consisting of Windows .NET, Java, AS/400 systems, and SaaS-based enterprise applications. There are many custom-built, in-house applications using AS/400 RPG applications, .NET C#, and Java. The database environment consists of SQL Server, PostgreSQL and DB2. The corporation's systems are hosted primarily using VMware in the private cloud with an external third-party hosting provider. The office environment consists of Windows 11 desktop computers and laptops.

Network & Systems Engineer (IT Generalist & Security Focus) 📍 On-site | New Lenox, IL We're partnering with a well-established organization in the healthcare industry to hire a Network and Systems Engineer - a versatile, hands-on IT professional who can manage and secure the company's full technology environment. This role is 100% on-site at the New Lenox, IL headquarters and requires daily in-person support for users, hardware, and network infrastructure. About the Role As a key member of the IT team, the Network & Systems Engineer will design, maintain, and secure the company's network and server environment while providing Tier 1 and Tier 2 support across all systems. You'll manage everything from network security and database administration to ERP support and e-commerce integrations - perfect for someone who thrives as a technical “jack of all trades.” Key Responsibilities Provide Tier 1 and Tier 2 support for hardware, software, and user devices (desktops, laptops, mobile, peripherals). Administer user accounts, Active Directory/Azure AD, and Windows systems. Design, implement, and maintain LAN/WAN/Wi-Fi networks for performance and security. Configure and manage firewalls, VPNs, IDS/IPS, and security policies. Conduct network security audits, vulnerability assessments, and incident response. Support and maintain the ERP system (Prophet 21 by Epicor) including reporting, data integrity, and performance. Manage SQL Server and Microsoft Access databases - backups, tuning, and security hardening. Develop and maintain reports using SAP Crystal Reports and SQL queries. Assist with API integrations and reporting automation. Support the technical and connectivity aspects of the BigCommerce e-commerce platform. Oversee IT asset management, inventory, and hardware lifecycle. Required Skills & Experience Proven experience as a Network Engineer, Systems Engineer, or IT Generalist with a cybersecurity focus. Strong knowledge of networking (TCP/IP, routing, switching, VLANs, VPNs, firewalls). Hands-on experience with Windows OS (desktop and server) and Active Directory/Azure AD. Proficiency in SQL and Microsoft Access for database management. Experience with Prophet 21 (P21) and SAP Crystal Reports is required. Familiarity with API integrations and e-commerce platforms (BigCommerce preferred). Excellent troubleshooting, communication, and documentation skills. Must be available to work fully on-site in New Lenox, IL. Preferred Qualifications Experience with Linux systems. Familiarity with Power BI or Tableau for business intelligence. Certifications such as CompTIA Network+, Security+, CCNA, or CISSP. Knowledge of cloud networking (AWS, Azure, GCP). Scripting experience with PowerShell or Python. 💡 Why Apply? This is an exciting opportunity for a technically curious and self-driven IT professional who enjoys variety, autonomy, and making a direct impact. You'll play a vital role in maintaining secure, efficient, and modern systems that power critical operations every day.

Systems Engineer - (Mid-Level - 3 to 5 Years' Experience) Company: ShadowTech Labs About ShadowTech Labs ShadowTech Labs is a leading security technology firm specializing in secure computing platforms and advanced surveillance systems for critical infrastructure. We partner with industry leaders to deliver air-gapped, high-availability solutions that are compliant with stringent regulatory requirements. Position Overview We are seeking a talented Systems Engineer with 3-5 years of hands-on experience in designing, deploying, and maintaining mission-critical IT infrastructure. The ideal candidate will join our systems engineering team in Willowbrook, Illinois, reporting directly to our Systems Engineering & Information Technology Manager. Due to the sensitive nature of our work, U.S. Citizenship and the ability to pass a rigorous background investigation, drug screening, and working on location are required. Key Responsibilities • Design, implement, and support VMware-virtualized and bare-metal Windows and Linux server environments, ensuring high availability and security. • Maintain and expand corporate IT environment, including Active Directory, Entra, Azure, Intune, SentinelOne, and other enterprise-level solutions. • Configure and maintain network infrastructure such as routers, switches, and firewalls from Ubiquiti, Cisco, Fortigate, and Netgear. • Develop and maintain automation scripts and tools (Bash, PowerShell, Ansible, etc.) for system provisioning and configuration management. • Collaborate with cross-functional teams to integrate virtualization (vSphere, Hyper-V), containerization (Docker), and cloud-based resources when applicable. • Assist in cybersecurity assessments, vulnerability scanning, and remediation; documenting findings in line with NRC RG 5.71, NEI 08-09, and industry best practices. • Create and maintain technical documentation, runbooks, and standard operating procedures. • Configuration of Active Directory, including group policy, and integrating Azure SAML authentication with other vendors. • Configuration and troubleshooting a diverse spectrum of IoT devices such as cameras, motion sensors, and industrial automation appliances. • Supporting day-to-day IT operations. • Troubleshoot and resolve system, network, and application issues promptly. Required Qualifications • Bachelor's degree in Computer Science, Information Technology, or a related field; equivalent experience may be considered. • 3-5 years of professional experience in systems engineering, with demonstrated Windows and Linux server administration expertise. • 3-5 years of professional experience in virtualization and/or containerization, VMware VCP certifications are a plus. • Proficient with networking, switching, and routing. • Proficient in Microsoft Entra (Azure AD), Microsoft 365, and Active Directory. • Excellent problem-solving abilities and attention to detail. • Superior communication skills, both written and verbal. Desired Skills • Solid understanding of cybersecurity principles and compliance frameworks (NIST, NRC/NEI/DOE regulations, role-based access controls). • Experience with Netbox and Snipe-IT. • Experience with SMB-level storage infrastructure; SAN or NAS. • Ability to travel 20%. • Ability to lift 30 pounds. Desired Skills Solid understanding of cybersecurity principles and compliance frameworks (NIST, NRC/NEI/DOE regulations, role-based access controls). Experience with SMB-level storage infrastructure; SAN or NAS. Security & Employment Requirements • U.S. Citizenship and a compliant real ID are mandatory. Non-US Citizens cannot be considered. • Willingness to undergo and pass a comprehensive background investigation and drug screening in accordance with 10 CFR 73.56. • Ability to work on-site in Willowbrook, IL; no remote work options for this role. What We Offer Competitive salary ($80,000 - $125,000) based on experience, with bonus eligibility. Benefits package including health, dental, and vision. 401(k) retirement plan. Paid time off and holidays. Opportunities for professional development, certifications, and career growth. A collaborative, mission-driven work environment focused on cutting-edge national security. Hiring Process 1. Virtual Interview 2. On-site Interview & Facility Tour 3. Offer & Acceptance 4. Background Check & Onboarding ShadowTech Labs is an equal opportunity employer committed to diversity in the workplace.

Microsoft 365 System Engineer (On-site, Chicago IL - south side of city) Type: Full-time, Direct Hire Compensation: $110,000 base salary + discretionary bonus (2-6%) Benefits: Comprehensive health coverage (medical, dental, vision) Paid Time Off and holidays Generous 401(k) with 6% company match 2% profit sharing, fully vested after 6 years Life & Disability insurance Great work-life balance Ready to take ownership of a critical Microsoft 365 environment? This is your chance to join a stable, well-established organization and make a big impact. As a Microsoft 365 Engineer, you'll be the go-to expert for managing, securing, and optimizing the M365 platform-including Exchange Online, SharePoint, Teams, OneDrive, Purview, and Intune-while enabling productivity and safeguarding compliance. What You'll Do Administer and maintain the Microsoft 365 tenant, including user accounts, licenses, and security settings Manage Exchange Online mailboxes, mail flow rules, hybrid connectivity, and retention policies Configure and secure Microsoft Teams, SharePoint Online, and OneDrive environments Implement compliance and data governance controls using Microsoft Purview Enforce conditional access, MFA, and identity protection policies in Entra ID (Azure AD) Monitor service health, usage, and security alerts via admin center, Defender portal, and PowerShell Troubleshoot complex issues and develop automation scripts (PowerShell, Graph API) Collaborate with IT teams on integrations, change management, and end-user training Manage Windows Server environments for optimal performance and security What You'll Bring Bachelor's in Computer Science, IT, or related field (Master's preferred) Proven experience administering Microsoft 365 environments and related services Strong knowledge of Exchange Online, SharePoint, Teams, Intune, and Purview compliance tools Expertise in Entra ID (Azure AD), identity management, and conditional access policies Proficiency in PowerShell scripting and automation Solid understanding of security best practices and compliance frameworks Pay Transparency (Illinois) Base salary: up to $110,000 Discretionary bonus Benefits: Health coverage, PTO, 401(k) with 6% match, 2% profit sharing, Life & Disability insurance, Holidays Equal Opportunity We are committed to equal employment opportunity. All qualified applicants will receive consideration without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other protected characteristic.

-Windows Server -VMware Virtualization -Networking LAN/WAN -Active Directory/Group Policy -Office 365/Microsoft Azure Responsibilities Maintain system efficiency Ensure system design allows all components to work together properly Make recommendations for upgrades Evaluate and modify system performance Qualifications Bachelor's degree in engineering, computer science, or related field 5+ years' experience as System Administrator System Engineer certification Strong analytical skills

Chicago-based financial technology firm, is seeking a Systems Engineer to maintain and enhance the environment for a variety of innovative trading, market risk, and broker systems used by clients worldwide. The candidate is expected to be a highly motivated individual who will be responsible for collaborating with a top-notch team of technologists in growing a world-class organization. The position reports to the VP of Hardware and Infrastructure. Primary Responsibilities: Manage, support, and troubleshoot data storage, servers, and other virtual computing platforms including Microsoft Cluster Manager, Microsoft Hyper-V, Red Hat OpenShift. Install hypervisors and operating systems in support of infrastructure to include patching, updating releases, firmware, and BIOS updates. Serve as a subject matter expert for virtualization, automation, and orchestration platforms. Manage server stability, security, performance, and capacity. Adapt, Improve, Develop, execute, and troubleshoot Windows provisioning scripts that utilize multiple languages/scripting technologies to streamline deployment. Develop, execute, and troubleshoot Windows provisioning scripts that utilize multiple languages/scripting technologies. Perform root cause analysis for supported environments. Prioritize multiple work streams simultaneously and meet deadlines. Deploy, maintain, and troubleshoot multiple virtualized environments (DevTest, Stage, Production). Develop plans for the future strategy of server/serverless, container services, storage, and platforms. Provide budgetary information as needed. Job Requirements: • Achieved or working towards MCSA/MCSE of advanced Windows Server/Active Directory Certification. • 5+ years' experience supporting Hyper-V virtualization platform including cluster implementation and automated fail-over. • Must be a creative problem solver with excellent trouble-shooting skills; flexible, proactive, and able to work in a fast-paced, ever-changing, and exciting environment. Nice to have: Cybersecurity experience Experience with administering Microsoft 365, Intune and SolarWinds is a plus. Experience with Rubrik or similar backup solutions. Experience with Tanium or similar third-party patching Linux, Ansible, Puppet

Microsoft 365 Engineer Onsite Daily Locals Preferred This is a Full time, permanent position and is not open to sponsorship, 3rd party representation or H1B transfer at this time. I am looking for a hands-on Microsoft 365 Engineer to own, administer, and continuously improve our enterprise M365 environment. This is a great opportunity for someone who wants full ownership of a modern collaboration platform, enjoys solving complex technical challenges, and thrives in an onsite team environment. You'll manage daily operations, lead platform enhancements, and drive adoption across the business. Your work will directly impact company productivity, data security, and collaboration effectiveness. OVERVIEW OF RESPONSIBILITIES Microsoft 365 Administration Manage user identities, groups, licensing, and security settings in Entra ID (Azure AD). Administer Exchange Online (mail flow, hybrid connectivity, retention policies). Maintain and optimize Teams, SharePoint Online, OneDrive, Outlook, and collaboration workflows. Implement backup and recovery procedures for M365 email and files. Security & Compliance Enforce Conditional Access, MFA, and identity protection protocols. Configure retention/sensitivity labels and compliance policies via Microsoft Purview. Perform periodic security audits and resolve vulnerabilities. Support hybrid identity integration between AD and Azure AD. Monitoring & Troubleshooting Use PowerShell, Graph API, M365 Admin Center, and Defender portal to monitor performance and security. Quickly resolve complex issues related to email flow, Teams meetings, SharePoint access, and identity authentication. Build automation scripts, runbooks, and dashboards. Support & Collaboration Partner with the Service Desk and app teams to improve processes and ensure change control. Provide user training, communications, and documentation. Participate in on-call rotation and off-hours upgrades. Windows Server Management Maintain and support on-prem Windows Server infrastructure. Install, upgrade, patch, and troubleshoot server systems to ensure reliability. QUALIFICATIONS 5+ years in IT; 3+ years administering Microsoft 365 / Azure environments. Strong experience with Exchange Online, Teams, Intune, SharePoint Online, and Entra ID. Azure experience, including VMs, AKS, SQL managed instances, and Azure firewall. Strong PowerShell automation expertise. Experience with backup/disaster recovery and security protocols. Excellent communication and problem-solving ability. Microsoft or Azure certifications are a plus (Azure Admin, Azure Architect, M365, CCNA). Overview: Sterling Engineering / Staffing has a rich history of delivering top talent to our clients. We are a nationwide Staffing Firm that has been in business for over 56 years. With over 200 currently active clients, Sterling works within the Automation, Energy, Facilities, Information Technology, Food, Logistics / Supply Chain, Manufacturing, Packaging, Life Sciences, Pharmaceuticals, Engineering and R&D industries. Qualified applicants will receive consideration for employment without regard to race, color, age, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or genetic information.

The Windows Server Upgrade Engineer will be part of a Server Operations team and will support the day-to-day technical operations of a large-scale infrastructure environment consisting of approximately 1,800 physical and virtual servers running on Dell hardware and Hyper-V. This role involves assessing complex technical issues, recommending and implementing solutions, and providing administration and oversight for server hardware and software infrastructure. The ideal candidate is a self-starter who can independently drive tasks to completion and quickly adapt to changing technical demands. Key Responsibilities: Coordinate with application owners to schedule and perform comprehensive Windows Server OS upgrades, including in-place upgrades and new deployments (e.g., 2012 to 2016/2019/2025) within a large-scale Hyper-V environment. Perform physical hardware upgrades on Dell R620 servers across multiple sites, using Dell tools such as iDRAC, onboard flash memory, and Dell OpenManage Essentials (OME). Develop and utilize automation scripts using PowerShell, Ansible, or similar tools to streamline OS deployments, upgrades, and repetitive operational tasks. Work independently, taking direction from managers or team leads to complete server provisioning and support activities. Collaborate with team members to provide cross-training on roles and responsibilities. Manage day-to-day server operations using standard enterprise tools. Respond to and resolve alerts generated by server infrastructure monitoring systems. Work closely with application teams to resolve software installation and compatibility issues on managed servers. Coordinate with third-party vendors for support, recommendations, and issue resolution. Perform initial entry of enterprise server assets into the server asset management database. Participate in a 24x7 Windows Server on-call rotation to support critical server emergencies. Education & Certifications: Bachelor's degree or equivalent experience preferred. Microsoft certifications (e.g., MCSE) are a plus but not required. Experience Requirements: 5+ years of experience managing Windows Server OS (2012, 2016, 2019, 2025) in an enterprise Hyper-V / SCVMM environment. Expert-level Windows troubleshooting and triage experience. Proven experience planning and executing OS upgrades, including in-place upgrades and new deployments. Hands-on experience with Dell server hardware (e.g., R620) and remote management tools such as iDRAC and Dell OpenManage Essentials (OME). Experience with Microsoft Failover Clustering, host/OS patching, migrations, SCCM, and Azure administration. Knowledge, Skills, and Abilities: Strong scripting and automation skills using PowerShell, Ansible, or similar technologies. Excellent planning, organizational, and prioritization skills, with the ability to manage multiple projects simultaneously. Experience translating business requirements into IT specifications, including strategy, platform selection, and reference architecture designs. Strong interpersonal, collaboration, leadership, facilitation, and conflict-management skills. Excellent communication skills, with the ability to clearly explain complex technical concepts to both technical and non-technical audiences. Strong commitment to leveraging information technology to positively support organizational and community outcomes. 2009

***Hybrid, 3 days onsite, 2 days remote*** ***We are unable to sponsor as this is a permanent full-time role*** A prestigious company is looking for a Windows Administrator (AWS, VMware, CICD, Automation). This role is focused on AWS/On-prem Windows server 2016, 2019, 2022 administration, CICD pipeline automation, Terraform, Ansible, Jenkins, VMware, etc. Responsibilities: Administer, support, and optimize Windows Server environments (2016, 2019, 2022) across on-prem and AWS. Design and maintain automated CI/CD pipelines for server builds and AMIs using Jenkins, Terraform, Ansible, and Packer. Manage hybrid infrastructure including VMware-based virtualization (vSphere, ESXi, vCenter) and AWS cloud workloads. Troubleshoot complex system, OS, and application issues; collaborate with vendors and cross-functional teams for resolution. Automate infrastructure provisioning, patching, and operational tasks to reduce manual effort and increase reliability. Participate in security patching, hardening, and vulnerability remediation. Provide input on infrastructure modernization initiatives, including container platforms (Kubernetes as a plus). Qualifications Bachelor s degree in computer science, Information Technology, or related field preferred. Professional Experience: 7+ years of Windows Server engineering and infrastructure support in enterprise environments, with at least 2 3 years in hybrid (on-prem + AWS) environments. Platform Skills: Strong Windows Server expertise; experience with VMware, AWS, and hybrid infrastructure. Exposure to Kubernetes/container platforms is a plus. Solution Design: Proven ability to build automated, reliable, and secure infrastructure solutions leveraging IaC and CI/CD pipelines. Advanced administration of Windows Server 2016, 2019, 2022. Hands-on experience with CI/CD pipelines and automation (Terraform, Ansible, Jenkins, Packer). Experience building and maintaining custom AMIs and golden images. VMware administration (vSphere, ESXi, vCenter) and virtualization concepts. AWS experience with EC2, networking, and hybrid integrations. PowerShell scripting; experience with Python or Bash scripting is a plus. Active Directory and Group Policy administration. Networking fundamentals (TCP/IP, DNS, DHCP, VLANs, firewalls, load balancers). Vulnerability remediation and patch management experience.

We are seeking a Systems Analyst to support sales and finance systems for consumer packaged goods teams. This is a contract role for candidates who reside within commuting distance of Chicago, Illinois or Bentonville, Arkansas. Key Responsibilities Support and troubleshoot finance and sales systems, including data management and reporting Analyze data to provide insights for sales and trade promotion initiatives Develop and maintain reports and dashboards using Power BI and Microsoft Excel Collaborate with sales, finance, and cross-functional teams Assist with trade promotion and revenue management processes Contribute to system enhancements, process improvements, and analytics initiatives Qualifications Bachelor's degree 3-5 years of professional experience Strong systems and data troubleshooting skills Proficiency in Power BI and Microsoft Excel Experience in data analytics Excellent organization, communication, and teamwork skills Experience working with consumer packaged goods sales teams is a plus Preferred: Experience with trade promotion management systems, revenue management, trade funds, or trade promotions