Sr. Systems Engineer

Job Overview Calling all System experts! Do you have experience building and supporting complex cloud infrastructure, networks, and IAM solutions. We are seeking a highly skilled and experienced Senior Systems Engineer to join our team. In this role you will work closely with our Corporate Technology Operations, Corporate Technology Engineering and Business Operations teams to drive the strategic technology roadmap and implement high-quality technology solutions. To succeed as a Systems Engineer, it is critical you maintain a thorough understanding of the end-to-end stack that supports our PAAS application for all corporate functions. The ideal candidate will have a proven track record in systems engineering, with strong architectural instincts, capable of owning complex systems end‑to‑end, a strong emphasis on leadership, strategic planning, and advanced technical expertise. We’re looking for a motivated, self-starter who is eager to make a day-to-day impact on our company, both internally and externally. Success in this role requires mastery of modern cloud platforms, enterprise networking, and identity federation standards, along with the ability to automate, standardize, and harden infrastructure at scale. If you consider yourself a hands-on-technologist experienced in software architecture and engineering modern SaaS platforms and services, then this could be your next big thing. About Us When you join iCIMS, you join the team helping global companies transform business and the world through the power of talent. Our customers do amazing things: design rocket ships, create vaccines, deliver consumer goods globally, overnight, with a smile. As the Talent Cloud company, we empower these organizations to attract, engage, hire, and advance the right talent. We’re passionate about helping companies build a diverse, winning workforce and about building our home team. We're dedicated to fostering an inclusive, purpose-driven, and innovative work environment where everyone belongs. Responsibilities Lead the design, implementation, and maintenance of complex systems and infrastructure. Administer Windows and Linux servers, including patching, performance tuning, availability, capacity planning, optimization and lifecycle management. Manage and secure enterprise platforms including Active Directory, Entra ID (Azure AD), Microsoft 365, and Exchange Online. Implement Infrastructure as Code (IaC) using tools such as Terraform, Ansible, or similar to ensure consistency and repeatability. Apply DevOps best practices including automation, configuration management, and CI/CD support for infrastructure components. Design, configure, and maintain enterprise network infrastructure, including: Firewalls & Security Gateways (FortiGate or equivalent) SD‑WAN / Meraki environments Site‑to‑site and remote access VPNs Own core network services including DNS, DHCP, IPAM, routing, ACLs, and network segmentation. Implement and support Network Access Control (NAC) and secure connectivity models. Troubleshoot complex network issues across cloud, on‑premise, and hybrid environments. Partner with Security teams to enforce network security standards and zero‑trust principles. Design and operate enterprise IAM solutions, including SSO, MFA, identity federation, and lifecycle management. Deep hands‑on experience with Okta, Auth0, Microsoft Entra ID, and Active Directory. Implement and troubleshoot SAML 2.0, OAuth 2.0, and OpenID Connect (OIDC) integrations. Act as a subject‑matter expert for Identity Providers (IdPs) and authentication flows across SaaS and internal platforms. Ensure identity systems meet security, compliance, and audit requirements. Collaborate cross-functionally to define access models, least‑privilege policies, align infrastructure strategies with business objectives and ensure seamless integration across platforms. Provide technical leadership and mentorship to junior and mid‑level engineers. Establish and enforce engineering standards, documentation, and operational best practices. Participate in architecture reviews, incident response, and root cause analysis. Drive continuous improvement in system reliability, security posture, and automation. Qualifications A minimum of 7 - 10 years of experience in systems, cloud, and network engineering roles. Extensive experience with strong understanding across multiple technical domains (cloud platforms, networking, and IAM).' Hands-on-technologist with a demonstrated interest in Architecture and engineering modern SaaS platforms and services. Advanced knowledge of identity federation standards (SAML, OAuth, OIDC). Experience using IaC and automation tools (Terraform, Ansible, GitHub Actions, PowerShell, Python). Strong troubleshooting skills across layered systems (identity, network, compute). Strong hands‑on experience with: Cloud Platforms (Azure, AWS) Active Directory, Entra ID, Microsoft 365, Exchange Okta and/or Auth0 Enterprise networking technologies (firewalls, VPNs, routing, NAC) Ability to operate independently, lead initiatives, and influence technical direction. Team player, with a strong can-do attitude and a self-starter who can drive initiatives. Familiarity with ITIL and other IT service management frameworks. Working knowledge of: Servers (Windows and Linux running on Azure, AWS) is required Working knowledge of networking protocols, standards and hardware, such as TCP/IP, DHCP, DNS, SMTP, FTP, and Load Balancers is required Experience with Syslog and Audit Collectors Experience with Monitoring technologies: Nagios, Tivoli, SCOM, Logic Monitor, etc. Scripting languages like PowerShell, Python, JavaScript Build automation technologies: GitHub Actions, Terraform, Ansible Preferred BA/BS in related field preferred or equivalent work experience; Master's degree preferred. EEO Statement iCIMS is a place where everyone belongs. We celebrate diversity and are committed to creating an inclusive environment for all employees. Our approach helps us to build a winning team that represents a variety of backgrounds, perspectives, and abilities. So, regardless of how your diversity expresses itself, you can find a home here at iCIMS. We prohibit discrimination and harassment of any kind based on race, color, religion, national origin, sex (including pregnancy), sexual orientation, gender identity, gender expression, age, veteran status, genetic information, disability, or other applicable legally protected characteristics. If you’d like to request an accommodation due to a disability, please contact us at careers@icims.com. Compensation and Benefits Competitive health and wellness benefits include medical insurance (employee and dependent family members), personal accident and group term life insurance, bonding and parental leave, lifestyle spending account reimbursements, wellness services offerings, sick and casual/emergency days, paid holidays, tuition reimbursement, retirals (PF - employer contribution) and gratuity. Benefits and eligibility may vary by location, role, and tenure. Learn more here: https://careers.icims.com/benefits.