• Assist with vulnerability management activities, including reviewing scan results and helping validate findings • Support triage of security findings from internal tools and external sources • Help analyze logs and alerts from SIEM systems to identify potential security issues • Participate in basic security incident investigations and documentation • Assist in implementing and improving security controls across AWS and Kubernetes infrastructure • Support efforts to improve detection capabilities and monitoring coverage • Learn and contribute to securing CI/CD pipelines and infrastructure workflows • Work with engineering teams to understand and help address security issues

Role Description We are seeking a hands-on, high-impact Senior Security Infrastructure Engineer to help strengthen Sezzle’s security posture across cloud infrastructure, applications, and developer workflows. This role is ideal for someone who thrives in a fast-paced environment and wants to work on real-world security problems at scale. As a Senior Security Infrastructure Engineer, you will have a high degree of ownership and autonomy to: - Identify risks, investigate issues, and drive meaningful security improvements across our systems. - Work across vulnerability management, detection engineering, supply chain security, and incident response. - Partner closely with engineering teams to ensure security is practical, effective, and embedded into how we build and operate systems. This role offers the opportunity to shape and scale security capabilities, including detection systems, supply chain risk controls, and security automation. You will spend significant time investigating and resolving real-world issues, while also researching, evaluating, and building new security capabilities across areas like detection, supply chain security, and data protection. Qualifications - 6+ years of experience in security, software, or infrastructure engineering. - Hands-on experience securing cloud-based production systems. - Experience contributing to threat modeling and security design reviews for modern systems. - Strong hands-on experience in vulnerability management. - Experience working with SIEM platforms (e.g., Wazuh, Splunk, ELK). - Practical experience triaging findings from vulnerability scanners and bug bounty programs. - Strong knowledge of AWS, Linux, and Kubernetes infrastructure. - Experience improving infrastructure security, including CI/CD hardening. - Experience with container and dependency security tools (e.g., Snyk, Trivy, Grype). - Ability to investigate issues directly using logs, cloud tooling, and system-level data. - Knowledge of common security vulnerabilities and mitigation strategies (OWASP, SANS). - Working knowledge of compliance frameworks such as PCI DSS and SOC 2. Requirements - Lead and operate vulnerability management across infrastructure, platforms, and applications. - Build, operate, and mature SIEM/XDR capabilities. - Investigate and respond to security incidents across cloud infrastructure and applications. - Design and implement detection strategies for suspicious activity. - Lead and contribute to threat modeling exercises and security design reviews. - Apply deep expertise in AWS and Kubernetes to design secure cloud infrastructure. - Drive infrastructure and CI/CD hardening initiatives. - Lead efforts to implement and improve dependency and container supply chain risk detection systems. - Partner closely with engineering teams to remediate vulnerabilities. - Support and implement security controls aligned with PCI DSS, SOC 2, and other compliance requirements. - Develop and implement automation to improve efficiency in security operations. - Triage and validate external security findings. Benefits - Competitive salary range of $5,000 - $9,500 USD per month based on experience. Company Description With a mission to financially empower the next generation, Sezzle is revolutionizing the shopping experience beyond payments, blending cutting-edge tech with seamless, interest-free installment plans. We’re not just transforming payments; we’re redefining how people discover, interact with, and purchase the things they love. As we continue to shape the future of fintech and retail, we’re building an innovative, dynamic team passionate about creating a truly unique shopping journey.

End User Computing Engineering Analyst Position Overview The Cigna International Health IT team are looking for an experienced and motivated EUC Engineering lead who will be responsible for deploying and managing large-scale end user computing solutions throughout the organization. Your contributions will be pivotal in shaping the technology strategy, sustaining a resilient infrastructure, and ensuring an exceptional digital experience for all end users. This opportunity is ideal for an EUC expert with proven experience managing environments across EMEA and Asia Pacific. Job Summary To be considered for this role, candidates must have at least eight years' experience as part of an EUC Engineering team within an enterprise setting. Demonstrate practical experience with most of the technologies below and a proven history of leading large-scale EUC projects and improvements. Fluency in both spoken and written English is essential, along with strong communication and collaboration skills and exceptional problem-solving abilities. Key Responsibilities - Manage and maintain the SCCM/MECM infrastructure, including software deployment, OS imaging, patch management, and compliance reporting. - Manage, maintain and optimize Citrix Cloud and Virtual Desktop Infrastructure (VDI) environments to ensure high availability and performance. - Manage and maintain Group Policy Objects (GPOs) for enforcing security configurations, user environment settings, and compliance standards. - Collaborate with security, networking, and infrastructure teams to deliver comprehensive solutions in line with enterprise standards. - Lead troubleshooting efforts for complex end user computing issues and serve as an escalation point for the wider team. - Contribute to roadmap planning, technology evaluations, and continuous improvement initiatives. - Produce and maintain technical documentation, runbooks, and standard operating procedures. - Proactively monitor and resolve infrastructure service issues before escalation occurs. - Ensure Service Now incident, request, problem, and change records are proactively updated. - Participate in change activities that may be scheduled outside normal working hours. - Drive project deliverables and initiatives to completion, collaborating with key stakeholders and project managers to implement solutions. - Adhere to Information Protection Policies and Business Continuity Plans. Skills and Experience - 5 to 6 years of demonstrable experience leading technical EUC infrastructure projects. - Deep expertise in Microsoft SCCM / MECM / Intune, including configuration, administration, software deployment, OS deployment (OSD/MDT), and patch management. - Proven experience implementing, designing, and supporting Virtual Desktop Infrastructure (VDI) at enterprise scale. - Strong troubleshooting skills in Microsoft Windows, O365, GPO, and FSLogix. - Experience with Service Now change and incident management workflows. - Service and customer-centric mindset. - Excellent problem-solving and critical thinking abilities. Additional desirable experience includes: - DevOps – Image Management and support of Azure Virtual Desktop. - Automation using PowerShell. - Knowledge of Nutanix HCI. - Agile Project Management methodology. - Thin Client Technology. - ITIL certifications. Why Join Cigna? Cigna offers the opportunity to work with a global, innovative, and flexible technology division that is expanding rapidly due to ongoing success and substantial transformation. The company invests in its employees, providing opportunities to advance your knowledge and skills through both internal and external training, as well as secondments to other teams or projects. Flexible working arrangements are available, including remote or home working and flexible shift times, to promote a true work-life balance for all employees. About The Cigna Group Cigna Healthcare, a division of The Cigna Group, advocates for better health throughout every stage of life. The organization guides customers through the healthcare system, empowering them with information and insights necessary to make informed decisions to improve their health and vitality. Join Cigna in driving growth and making a positive impact on lives About The Cigna Group Cigna Healthcare, a division of The Cigna Group, is an advocate for better health through every stage of life. We guide our customers through the health care system, empowering them with the information and insight they need to make the best choices for improving their health and vitality. Join us in driving growth and improving lives.

Company Description Meet Unit4. With over 40 years of heritage, we’re an agile, fast growing, Cloud company that is on a mission to redefine Enterprise Resource Planning (ERP) for mid-market people-centric organisations. With our innovative, self-driving, adaptive and intuitive software, our customers can spend more time on meaningful high-value work. At the heart of what we do lies a simple yet profound purpose: Improve how people work by focusing on what truly matters. — A powerful statement that enables different priorities for different people. We’re shaping how work should feel, and we empower our people by providing them with the right tools to achieve the autonomy they need - it's what makes us unique. Job Description The Global Cloud Infrastructure Team is seeking a skilled a Senior Cloud Infrastructure Engineer to join our international team. As part of this dynamic team, you will play a key role in supporting our commercial offerings. Unit4 operates a sophisticated infrastructure spanning Microsoft Azure and on-premises data centers across the globe. This role is open for candidates residing in Poland (work remotely within the country). Qualifications Required: - 5+ years of hands-on experience in a relevant IT infrastructure role - In-depth knowledge of Windows Server architecture and Active Directory - Strong background in Microsoft Azure and Software-Defined Infrastructure - Experience with VMware and other hypervisors, managing virtual environments. - Proficient in PowerShell scripting - Being flexible for work which requires to be done outside of office hours and weekend on-call supports. - Ability to prioritize and work individually and as part of a team - Strong troubleshooting skills including the ability to identify and resolve challenging situations - Passion for learning technologies and curiosity for new ideas - Strong written and verbal communication skills for working with external customers Nice to Have: - Microsoft certifications (always a plus!) - Experience automating Windows environments using PowerShell or similar tools - Familiarity with networking (VPN setups), file transfer servers, Microsoft SQL, and PKI infrastructure - Basic Linux knowledge - Exposure to multiple cloud providers (e.g., AWS, GCP) Additional Information Who we are? We are a people-first community that nurtures all the areas that surround your working experience. With us, you’ll be surrounded by a high-performance team that supports your authentic self and celebrates your uniqueness. We believe that ‘How work should feel’ is an evolving statement. Work goes beyond tasks and everyday responsibilities it’s about feeling valued, empowered, promoted, impactful, seen, and appreciated. We are reimagining how work makes people feel. What we offer? - a culture built on trust and accountability - giving you the freedom and autonomy to be successful and make an impact - balance - with our Flexible Leave Paid Time Off policy, remote working opportunities, Global Wellbeing Days, and other great benefits - growth opportunities - we provide the tools and guidance required so that you can focus on what really matters to you and so, ultimately, you can achieve your best work - talented colleagues, role models and mentors - work, learn and be inspired by some of the best talent in the software industry - a commitment to sustainability - with initiatives such as our Environmental, Social, and Governance strategy and Act4Good programme - a safe and inclusive working environment – supported by our Employee Resource Groups, which are open to all. Our commitment to equity Unit4 is committed to ensuring equal opportunity for everyone. We make our hiring decisions solely based on skills, qualifications, and our current business needs. We know that diversity brings fresh perspectives, ideas, and solutions to our company. This is the essence of our culture. We also welcome and encourage people who are pregnant and/or parents-to-be to apply. If you would like to know more about our commitment to diversity, visit our blogs: - Our focus to DEI remains central to who we are - Inclusive hiring at Unit4: Building equal opportunities for all This role may require security clearance required for customer projects and access to sensitive (customer) data. That means that after you have accepted our offer, we could ask for background checks. Subject to applicable local laws, such security checks may require disclosure of personal information including criminal record declaration, right to work, personal identification and work history. No worries though – we'll handle it according to local privacy laws and keep your info safe. Questions? Feel free to reach out!