Senior SysOps Engineer

Senior SysOps Engineer - Infrastructure Focus

OneStream is seeking a Senior SysOps Engineer with a strong infrastructure focus to join our Cloud Operations team. This role is critical for implementing, supporting, securing, and continuously improving customer cloud environments. You will act as a technical leader, providing hands-on expertise and mentoring other Cloud Engineers to enhance team capabilities and operational excellence. Strong analytical skills are needed to translate customer requirements into scalable cloud solutions and resolve complex production issues. Collaboration with global internal teams, leadership, and customers is essential. A passion for cloud technology, operational excellence, and developing others is crucial for success.

Primary Duties And Responsibilities

• Deliver automated and scalable solutions that yield operational efficiencies for Cloud Operations engineers.
• Drive operational outcomes aligned to department SLA, cost, and automation effectiveness targets.
• Lead the orchestration of customer environment implementations and migrations.
• Perform and oversee Platform and AI Services environment upgrades and maintenance.
• Serve as a senior escalation point for complex issues, leading root cause analysis and driving long-term remediation.
• Provide technical guidance and mentorship for early and mid-career engineers.
• Create, review, and update operational workloads and standard operating procedures.
• Consistently deliver high-quality solutions and implementations on time.
• Monitor customer environments through Azure, telemetry services, alerting, and logging to ensure proactive issue detection and resolution.
• Identify opportunities for process optimizations and automation where applicable to improve reliability, reduce manual effort, and increase operational efficiency.
• Participate in on-call rotations, lead incident response, and post-incident reviews.
• Lead incident communications for complex events, authoring post-incident reviews and driving remediation plans across teams.
• Perform Disaster Recovery testing and contribute to compliance readiness.
• Foster cross-functional collaboration with Platform, Cloud, and Customer Support Teams.
• Participate in testing and implementation of pre-released products and services.
• Provide exceptional customer service through effective communication, technical expertise, and ownership of customer outcomes.

Secondary Responsibilities

• Participate in and influence architectural discussions to ensure solutions are designed for operational success, security, and scalability.
• Automate provisioning, monitoring and scaling of cloud environments.
• Contribute to internal cloud and business initiatives to advance OneStream’s cloud strategy.
• Support audit readiness, security improvements, compliance changes, and risk mitigation efforts.
• Assist with internal projects as needed.

Required Education And Experience

• BS/BA in Computer Science, Engineering, or relevant field, or equivalent professional experience.
• 7-10 years of experience in cloud operations, infrastructure engineering, or a related role, with increasing responsibility.
• Strong experience in the analysis, implementation, and operation of enterprise IT systems and cloud systems.
• Deep understanding of cloud infrastructure, operating systems, networking, and security concepts.
• Strong knowledge of Infrastructure-As-Code concepts and tooling (Terraform, CloudFormation templates, Bicep or ARM templates).
• Proficiency with AI-assisted development tools (e.g., Claude, Cursor, GitHub Copilot), including the ability to critically evaluate, validate, and operationalize generated outputs.
• Infrastructure automation using PowerShell, Terraform, REST, etc. and familiarization with supporting tools such as ARM/Bicep templates, Kusto Query Language (KQL), and Azure Policy.
• Solid experience with IT Compliance requirements, control-driven policy and process design, and development of operational and security guardrails.
• Proven ability to work independently, prioritize effectively, and manage complex technical initiatives.
• Excellent written and verbal communication skills, with the ability to explain technical concepts to diverse audiences.
• Certifications: Microsoft Azure Az-104 or demonstrated equivalent Azure administration competency.

Preferred Education And Experience

• Certifications: Microsoft Azure AZ-204, AZ-305, AZ-400, AZ-500, DP-300, and SC-100.
• 7-10 years of hands-on experience with: Microsoft Azure, AWS, or Google Cloud.
• Azure Kubernetes Services (AKS) with container-based deployment orchestration or other platforms such as OpenShift, GKS or EKS.
• Identity and access management using Azure Entra ID and Okta with a deep understanding of modern authentication protocols (OpenID Connect, SAML, OAuth2) and zero-trust security concepts (MFA/SSO).
• Experience with high‑ability application architectures using traffic management and load‑balancing strategies to ensure resilience, fault tolerance, and minimal service disruption.
• Working knowledge of various cryptographic algorithms and protocols (IPSec, TLS, SSH, AES).
• Familiarity with Site Reliability Engineering (SRE) tools such as Dynatrace or New Relic and self-healing observability concepts.

Knowledge, Skills, And Abilities

• Strong customer service orientation with a focus on reliability and trust.
• Advanced troubleshooting and problem-solving skills.
• Ability to manage multiple priorities in a fast-paced, production-focused environment.
• Demonstrated passion for cloud technology, continuous learning, and operational improvement.
• Self-motivated, ethical, and professional with a collaborative team-first mindset.
• Ability to deal with ambiguous/undefined problems.
• Proven ability to mentor, coach, and influence others without formal authority.

Who We Are

OneStream is how today’s Finance teams can go beyond just reporting on the past and Take Finance Further™ by steering the business to the future. It’s the only enterprise finance platform that unifies financial and operational data, embeds AI for better decisions and productivity, and empowers the CFO to become a critical driver of business strategy and execution. Our vision is to be the operating system for modern finance, digitizing core financial functions and empowering the CFO to become a critical driver of business strategy. To learn more visit www.onestream.com.

Why Join The OneStream Team

• Transparency around corporate structure, salary, and benefits
• Core value of customer success
• Variety of project work (not industry-specific)
• Strong culture and camaraderie
• Multiple training opportunities

Benefits At OneStream

OneStream employees are passionate, hardworking individuals who go above and beyond to keep our customers happy and follow through on our mission statement. They consistently deliver the best and in turn, we make every effort to keep them cared for and happy. A sample of the benefits we provide are:

• Excellent Medical Plan
• Dental & Vision Insurance
• Life Insurance
• Short & Long Term Disability
• Vacation Time
• Paid Holidays
• Professional Development
• Retirement Plan

All candidates must be legally authorized to work for any company in the country where this position is located without sponsorship.

OneStream is an Equal Opportunity Employer.

Key skills/competency

• Senior SysOps Engineer
• Cloud Operations
• Infrastructure Engineering
• Azure
• Terraform
• PowerShell
• Automation
• Incident Response
• Mentorship
• Customer Service