Senior Manager of Billing Operations

Join us as a Systems Engineer at ActiveCampaign, where you'll not only maintain our corporate infrastructure but also serve as the architect and innovator in enhancing IT efficiency and automation. Dive into the world of AI as you lead initiatives that harness cutting-edge technologies to optimize operations and foster self-service solutions throughout the organization.This position transcends traditional system administration; it focuses on transforming the work environment for our team by converting strategic objectives into effective, automated solutions. You will be responsible for deploying and managing infrastructure as code (IaC) using Terraform, implementing enterprise mobility management with Intune and Kandji, and overseeing identity and access management through Okta. Collaborate closely with Security and business units to ensure our technological infrastructure remains secure, scalable, and fully optimized for a rapidly growing AI-driven company.

Join ActiveCampaign as our next Senior Anti-Abuse Security Engineer. In this pivotal role, you won't merely be reviewing logs; rather, you will serve as the chief architect of cutting-edge abuse detection systems that enhance our platform. You'll transition from standard security operations to innovating and constructing advanced, automated behavioral analysis frameworks that shield our ecosystem from trial abuse, account takeovers, and dynamic sending anomalies. This high-impact, high-visibility position involves close collaboration with Security and Product leadership to convert complex threat landscapes into effective automated defenses, ensuring that our platform remains a secure and reliable environment for millions of users.

Join ActiveCampaign as a Security Engineering Manager and lead a dynamic team dedicated to safeguarding our digital infrastructure. You will be at the forefront of implementing security measures, conducting risk assessments, and enhancing our security protocols to protect our clients and data.

Join our team as a Senior Detection Engineer, where your expertise will go beyond mere dashboard monitoring. You will spearhead the development of our security operations as code, architecting robust detection systems and creating the automation that safeguards our infrastructure. This dynamic, hands-on role merges security engineering, automation development, and incident response strategies, allowing your technical insights to significantly influence our ability to detect, investigate, and respond to threats at scale. You will not only manage alerts but also play a pivotal role in defining our security posture within a lean, engineering-focused environment.

Join ActiveCampaign as a Senior Frontend Software Engineer where you will play a pivotal role in developing and enhancing our web applications. You will collaborate with cross-functional teams to create user-friendly interfaces that drive customer engagement and satisfaction.

ActiveCampaign is seeking a highly skilled and experienced Senior Manager of HR Systems to lead our HR technology initiatives. In this pivotal role, you will oversee the implementation and management of HR systems, ensuring they align with our strategic goals and enhance employee experience. You will collaborate with cross-functional teams to optimize processes and drive innovation in HR practices.

Are you a visionary leader with a passion for strategic planning? ActiveCampaign is seeking a Strategic Planning Manager who will play a crucial role in shaping our long-term business strategies. In this position, you will collaborate with cross-functional teams to define objectives, analyze market trends, and develop actionable plans that align with our organizational goals.Your analytical mindset and creative problem-solving skills will be essential in evaluating performance and identifying areas for growth. Join us to drive innovation and ensure the success of our strategic initiatives.

Join ActiveCampaign as an Account Executive I, where you will play a crucial role in driving sales and building relationships with our valued clients. You will utilize your sales acumen to identify customer needs and provide tailored solutions that enhance their business operations.

Join ActiveCampaign as a Staff Product Designer, where you will play a pivotal role in shaping user experiences that empower our customers. You'll collaborate closely with cross-functional teams, leveraging your design expertise to create intuitive and engaging products. Your contributions will directly impact our mission to help businesses succeed through effective customer engagement.

ActiveCampaign seeks a People Coordinator based in Chicago to support daily HR operations. This position plays a hands-on role in organizing onboarding activities, assisting with employee engagement programs, and maintaining accurate employee records. What you will do Coordinate onboarding activities for new hires Assist with programs that promote employee engagement Update and manage employee records to ensure accuracy Role impact The People Coordinator helps foster a strong workplace culture and contributes to a positive experience for all employees. This role works closely with the HR team to support key people-related processes throughout the organization.

Join our dynamic team at ActiveCampaign as a Growth Sales Representative! In this pivotal role, you will drive customer acquisition and engagement by identifying and pursuing new sales opportunities. You will be instrumental in expanding our market reach and contributing to our growth strategy.Your responsibilities will include developing relationships with potential clients, understanding their needs, and presenting tailored solutions that align with our innovative marketing automation platform. You will collaborate closely with our marketing and customer success teams to ensure a seamless experience for our clients.

Join the dynamic trading team at nextstepsystems as a Systems & Automation Engineer, where your expertise will ensure the smooth operation of our trading systems. This position is strictly onsite and does not support remote work. As a Systems & Automation Engineer, you will: Manage and maintain trading systems, ensuring their continuity and stability in a live trading environment.Develop and implement Python-based automation solutions for operational tools, monitoring dashboards, and deployment workflows.Administer Windows systems, focusing on configuration management, patching, performance tuning, and incident response.Oversee identity, endpoint, and access management across the Microsoft ecosystem, including Microsoft 365, Entra ID, and Intune.Troubleshoot and resolve issues across various systems, applications, and networking components within a multi-platform environment.Support operational security initiatives by enhancing system hardening, addressing vulnerabilities, and implementing continuous monitoring strategies.Participate in on-call coverage as part of a team rotation.

Join OppFi, a pioneering tech-enabled digital finance platform, in our mission to provide accessible financial products and services to everyday Americans. Our commitment to transparency and excellence helps those overlooked by traditional options to enhance their financial well-being.At OppFi, we cultivate an innovative, inclusive, and caring workplace that celebrates diverse talents, skills, and perspectives. Our employees tackle challenges with a vision for what’s possible, fostering a collaborative environment where continuous improvement is our daily goal. We seek individuals eager to transform the financial landscape by enhancing credit accessibility, promoting financial health, and delivering outstanding customer experiences.Fun fact: OppFi is a top-rated financial platform, boasting a 4.5/5.0-star rating on Trustpilot. Recognized as a 2025 Crain’s Fast 50™ company and featured on Built In's 2025 Best Places to Work in Chicago, we are proud of our achievements!***Please note that this role is not fully remote. This is a hybrid position in Chicago and will require occasional in-office presence***About the role:The Desktop Systems Engineer I will play a crucial role in delivering technical support and expertise in deploying, managing, and maintaining workstation operating systems and software. This position demands strong problem-solving capabilities and the ability to thrive both independently and within a team in a dynamic environment. You will also contribute to system upgrades, troubleshoot issues, and ensure the seamless integration of new technologies at OppFi.Key Responsibilities:Design, build, and oversee workstation configuration management platforms.Package, test, and deploy applications and configurations across the organization.Implement Windows and Mac OS deployments along with third-party patches across the computing landscape.Remediate vulnerabilities on workstations.Develop policies, procedures, and best practices for our Service Desk.Collaborate on cross-team projects with Security and Platform Engineering.Manage office systems and operational workflows.Assist in designing and maintaining our hybrid work environment.Maintain imaging solutions for Windows and Mac OS deployments.

As our next Senior Manager, SEO/AEO, you will play an essential role in shaping the future of organic growth at ActiveCampaign. You will lead our initiatives in both traditional and AI-driven search strategies. This position requires hands-on involvement in executing strategic projects, incorporating AI technologies, and evaluating performance across traditional search and AEO. Your primary goal will be to enhance ActiveCampaign’s traffic, increase free trials, boost conversions, and drive new business via LLMs and organic search methods. You will provide both technical and international insights for our website, identify scaling opportunities for organic growth, particularly in non-branded segments, execute those strategies, and manage performance reporting. You will join a dynamic team focused on creating diverse content, including blog posts, webinars, email communications, landing pages, and other online materials. This position uniquely combines technical execution with high-level strategic oversight, allowing you to define and implement a global, cross-channel organic search program.

About Us Established in 2016, Rhombus Systems is dedicated to enhancing global safety through our innovative platform, which integrates intelligent cameras, sensors, and AI-driven analytics. Our solutions empower organizations to elevate their safety measures and operational efficiency at scale. Our commitment to quality has secured a strong product-market fit, and our customers consistently express their satisfaction with the transformative impact of our offerings.Created by industry experts and supported by visionary investors, Rhombus aims to revolutionize physical security with cutting-edge, enterprise-level technology that is available for organizations of all sizes.Your Role As a Commercial Account Executive at Rhombus, you will play an essential role in our mission to enhance safety through effective physical security solutions. We are seeking a driven individual who thrives in a sales environment, taking ownership of the sales cycle from initial qualification to closing deals. The ideal candidate is self-motivated, persistent, and confident, ready to engage in prospecting while managing their sales funnel. You will work closely with our Marketing, Engineering, and Product teams, leveraging your expertise in Rhombus cameras and software to drive sales success.

About Akuna Capital:Akuna Capital is a forward-thinking trading firm dedicated to collaboration, innovative technology, data-driven solutions, and automation. As a prominent options market-maker, we pride ourselves on providing competitive quotes for both buying and selling. Our success lies in designing and implementing our own low-latency technologies, trading strategies, and mathematical models.Founded by our partners in Sydney, Akuna opened its first office in Chicago in 2011, the heart of the derivatives industry and the global options capital. We have since expanded, proudly operating offices in Sydney, Shanghai, London, and Singapore.Your Role as a Senior Systems Engineer:We are in search of a talented and driven Senior Systems Engineer to join our Engineering team, tasked with building a state-of-the-art trading infrastructure. You will face intricate, large-scale technical challenges and be instrumental in the architecture and design of low-latency platforms, automated deployments, and tooling, while optimizing and maintaining our high-performance global trading environment. The ideal candidate will be self-motivated, proactive, and capable of taking ownership of projects with minimal supervision.

Position: Systems AdministratorLocation: Chicago, IL (100% On-Site, Monday through Friday)Company: Carvana, LLC Compensation Annual salary: $65,000 to $70,000, with potential for performance-based merit increases. About Carvana Carvana is reshaping the car buying and selling process. The company has grown rapidly, reaching the Fortune 500 and going public on the New York Stock Exchange in just eight years. With more than 4 million retail customers, Carvana stands as one of the fastest-growing and most profitable public automotive retailers. The team is focused on delivering better customer experiences and pursuing new opportunities in the automotive sector. Employees at Carvana work in an environment that values change, creative problem-solving, and continuous improvement. Team members face meaningful challenges, learn quickly, and help shape the future of automotive retail. Learn more about the company culture from Carvana employees. Role Overview The Systems Administrator is a key support resource for the Carvana team in Chicago. This person handles a broad range of technical needs, from connecting monitors to configuring complex systems. The role calls for someone who is proactive, organized, and able to manage several tasks at once while keeping a positive approach. What You Will Do Travel up to 60% to support and set up remote Carvana sites. This includes work with desktop computers, servers, network equipment, security surveillance, and AV systems. Coordinate with internal teams, external users, and vendors about project timelines and completion. Oversee all powered devices, both wired and wireless. Respond to IT issues and requests from PC and Mac users by phone, email, or in person when not traveling. Set up IT accounts and handle user requests promptly.

Join our innovative team as a Systems Engineer III in Chicago, where you will play a critical role in designing, implementing, and maintaining complex systems. Your expertise will contribute to enhancing our operational efficiency and ensuring the reliability of our systems.This position requires a proactive mindset and a passion for technology. You will collaborate with cross-functional teams to analyze requirements, troubleshoot issues, and optimize system performance.

Role Overview Akunacapital is hiring a Systems Engineer in Chicago, IL. This role focuses on designing, implementing, and maintaining the systems that support the firm's technology and business operations. What You Will Do Design and build complex systems that support trading and business processes Maintain and improve existing infrastructure Work with cross-functional teams to address technical challenges Contribute to technology initiatives that move the business forward What We Look For Strong understanding of systems architecture Ability to solve technical problems in a collaborative setting Experience working with teams across different functions