Job Closed
This listing is no longer active.
Located in historic Charleston, South Carolina, The Citadel is a four-year, public college offering "a classic military college education" for students focused on academic distinct
Site Reliability Engineer
Location
New York + 3 moreAll locations: New York | Hong Kong | Singapore | United Kingdom
Posted
81 days ago
Salary
0
Seniority
Entry Level
Job Description
Site Reliability Engineer
Citadel
Job Description At Citadel, a leading investor in the world's financial markets, we aim to win together as one team to earn the long-term trust of our capital partners and each other. Our collaborative approach allows technologists to grow alongside other team members and execute on big, innovative ideas. Site Reliability Engineers (SREs) combine software and systems engineering expertise to build and operate the systems that power the firm's investment strategies at the speed and scale required in fast-evolving markets. SREs are responsible for reducing complexity and improving performance in all corners of Citadel, providing early support for applications in development and ensuring crisp functioning of applications in production. Members of the Citadel SRE team have software development backgrounds and varied experience across production engineering, software quality metrics, chaos engineering, networking, UNIX internals, cloud application architecture, and much more. A Citadel SRE's work includes automation, instrumentation, optimization, incident response, and consultative support for other engineering teams. Crucially, Citadel SREs are commercial thinkers who partner closely with investment teams and enterprise functional teams to develop deep understanding of how applications work and to promote the SRE mindset, helping to build applications for stability and resiliency from their first stages. When you join our team, you will be part of a cohesive group of engineers and investment professionals who are partnering to build world class tools and systems. If you have a mind for innovation and automation and enjoy using measurements and statistics to drive constant improvement, we are eager to hear from you. YOUR OPPORTUNITY: - Understand the end-to-end flow across applications at a business level - Ensure the reliability, availability, and performance of applications in production - Own the automation of repetitive tasks and resolution of systematic issues - Investigate new ways to improve operations and define new solutions to solve technically complex systems issues - Identify and deliver green-field engineering solutions for issues based on root cause analyses - Own incident management and drive tactical and strategic solutions - Lead by evangelizing the SRE mindset to other teams - Learn from industry leaders, distinguished engineers and investment professionals YOUR SKILLS & TALENTS: - Minimum of a Bachelor's degree in Computer Science, or a related STEM discipline, or equivalent experience - Strong background in computer science fundamentals, data structures, algorithms, distributed systems - Fully proficient in at least one modern structured programming language (Python preferred) - Comfortable with a range of current software development tools and practices (testing, source control, build systems, CI/CD, etc.) - SQL and database experience is a strong plus - Web UI experience (JavaScript, CSS, React) is a plus - Excellent written and verbal communication skills and a passion for solving problems - Strong entrepreneurial spirit and the ability to adapt to changing requirements and technologies - A passion for learning and inventing novel approaches to hard problems Opportunities may be available from time to time in any location in which the business is based for suitable candidates. If you are interested in a career with Citadel, please share your details and we will contact you if there is a vacancy available. In accordance with applicable law, the base salary range for this role is $105,000 to $300,000. In addition, the employee who fills this role will be eligible to participate in a discretionary incentive compensation program, as well as a wide array of benefit programs, such as medical and life insurance, retirement and tax-free savings plans, and access to other healthcare programs. About Citadel Citadel is one of the world's leading alternative investment managers. We manage capital on behalf of many of the world's preeminent private, public and nonprofit institutions. We seek the highest and best use of investor capital in order to deliver market leading results and contribute to broader economic growth. For over 30 years, Citadel has cultivated a culture of learning and collaboration among some of the most talented and accomplished investment professionals, researchers and engineers in the world. Our colleagues are empowered to test their ideas and develop commercial solutions that accelerate their growth and drive real impact.
Benefits
- 401(K), 401(K) matching, Adoption Assistance, Childcare benefits, Commuter benefits, Company-sponsored outings, Company sponsored family events, Continuing education stipend, Customized development tracks, Dental insurance, Disability insurance, Diversity manifesto, Volunteer in local community, Family medical leave, Fitness stipend, Flexible Spending Account (FSA), Free daily meals, Generous parental leave, Company-sponsored happy hours, Health insurance, Job training & conferences, Life insurance, Mentorship program, Onsite gym, Paid holidays, Pair programming, Paid sick days, Partners with nonprofits, Performance bonus, Promote from within, Lunch and learns, Free snacks and drinks, Team based strategic planning, OKR operational model, Tuition reimbursement, Vision insurance, Wellness programs, Some meals provided, Mental health benefits, Diversity employee resource groups, Hiring practices that promote diversity, Employee resource groups, In-person all-hands meetings, Diversity recruitment program, Personal development training, Flexible time off, Floating holidays
Related Guides
Related Categories
Related Job Pages
More DevOps Engineer Jobs
Especialista em Arquitetura – DevOps, IaC, Ansible, Terraform
RuntalentDigitais. Humanos. Transformadores.
• Definir e sustentar a arquitetura de IaC, assegurando aderência às melhores práticas de mercado • Liderar a execução e rollout das soluções, conforme roadmap técnico do projeto • Atuar junto ao time de infraestrutura garantindo qualidade, performance e governança das entregas • Apoiar na definição de estratégias, padrões e boas práticas de automação • Desenvolver e manter: Repositórios de código (IaC), Módulos reutilizáveis (Terraform / Ansible), Pipelines de CI/CD, Automações operacionais para ambientes (dev, homologação e produção) • Conduzir e validar Proofs of Concept (PoCs) • Promover a disseminação de conhecimento técnico e capacitação dos times envolvidos
• Manage and deploy infrastructure in on-premises and cloud environments • Implement and maintain containerized applications using Docker and orchestration with Kubernetes • Automate infrastructure provisioning with Terraform and configuration management with Ansible • Set up, configure, and maintain CI/CD pipelines using Jenkins and GitHub Actions • Manage source code and versioning with GitHub • Develop and maintain scripts using at least one programming language (Python, Bash, etc.) • Perform SQL CRUD operations and maintain database systems • Administer Linux systems and troubleshoot system/process/network issues • Configure and manage web servers such as Apache and NGINX, including SSL setup • Manage build and dependency tools like Maven • Monitor system performance, processes, and security • Collaborate with teams to improve deployment processes and system reliability
Technical Lead Site Reliability Engineer - Veza
ServiceNowAs the AI platform for business transformation, we're putting AI to work across organizations — freeing people for work that matters. Making old tech work with new tech. Reaching across departments, from the front office to the back office and every office in between. Our ambition? To become the AI defining enterprise software company of the 21st century (or "AI DESCO21C," as we like to call it). With more than 8,400+ customers, we serve approximately 90% of the Fortune 500®, and we're proud to be a Fortune 100 Best Companies to Work For® and World's Most Admired Companies™. Explore your future career with us, visit www.careers.servicenow.com From Fortune. ©2026 Fortune Media IP Limited. All rights reserved. Used under license.
Company Description Veza is the pioneer in identity security, purpose-built to answer the fundamental question enterprises face: who can and should take what action on what data. Veza's Access Graph platform maps an organization's entire identity ecosystem across users, groups, roles, policies, permissions, and resources providing deep visibility and control over human, non-human, and agentic identities across SaaS, cloud, on-prem, and custom applications. With over 30 billion access permissions under management, global enterprises including Blackstone, Expedia, and Wynn Resorts trust Veza to manage privileged access monitoring, non-human identity security, access entitlement management, and next-generation identity governance. Founded in 2020 and headquartered in Redwood City, California, Veza is now part of the ServiceNow family, with the acquisition closing in March 2026. The combination brings together Veza's AI-native Access Graph with ServiceNow's AI Control Tower and agentic workflows, enabling organizations to enforce end-to-end identity security rooted in the principle of least privilege across applications, data, cloud environments, and AI agents. For engineers joining Veza today, this means the scale and resources of an enterprise platform company, with the product velocity and mission-driven focus of a security innovator at a pivotal moment in the industry. Job Description We are seeking a Technical Lead Site Reliability Engineer to drive reliability and optimize our expanding infrastructure. You'll work cross-functionally to create alignment and deliver results alongside builders who have helped to shape the success of companies such as Google, Okta, AWS, Snowflake. We are looking for someone with experience leading small teams and has a technical leadership mindset as we grow the team. We are building the next generation data security platform for the multi-cloud era - will you join us? You will: As the technical lead of the Site Reliability Engineering team, you will wear many hats, but core responsibilities will include: - Hands on role helping lead a team to keep all services and other production systems running smoothly - Prepare, evaluate and maintain tools supporting and processing automation for SaaS product release - Design, manage, execute tools and build scripts to automate the process of creating different product packages - Work on tooling for CI and the build system - Improve the operation processes for deployments and upgrades - Work closely with the Platform team maintaining the software delivery pipeline - Implement and manage Continuous Integrations capability - Develop dashboards to quantify the efficiency of internal processes continuously - Document processes for support and create, maintain and execute run-books for identified situations - Participate in an on-call rotation where you will both respond to and command incidents Qualifications - Experience: - 12+ years of experience in Site Reliability Engineering - 3+ years experience working with cloud platform and cloud automation tools especially in AWS - Experience and interest in SRE leadership - Strong experience with Kubernetes, Linux, AWS networking(VPC) and Terraform - Experience with the GitOps model for deployment - Familiarity with distributed version control - Other: - Bazel and Helm experience a plus - Understanding of software configuration best practices - Ability to wear multiple hats in a fast-paced environmentHands-on, "can do" attitude and a bias for action - Low ego and high intellectual curiosity For positions in this location, we offer a base pay of $165,500 - $289,600, plus equity (when applicable), variable/incentive compensation and benefits. Sales positions generally offer a competitive On Target Earnings (OTE) incentive compensation structure. Please note that the base pay shown is a guideline, and individual total compensation will vary based on factors such as qualifications, skill level, competencies, and work location. We also offer health plans, including flexible spending accounts, a 401(k) Plan with company match, ESPP, matching donations, a flexible time away plan and family leave programs. Compensation is based on the geographic location in which the role is located and is subject to change based on work location. Additional Information Work Personas We approach our distributed world of work with flexibility and trust. Work personas (flexible, remote, or required in office) are categories that are assigned to ServiceNow employees depending on the nature of their work and their assigned work location. Learn more here . To determine eligibility for a work persona, ServiceNow may confirm the distance between your primary residence and the closest ServiceNow office using a third-party service. Equal Opportunity Employer ServiceNow is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, creed, religion, sex, sexual orientation, national origin or nationality, ancestry, age, disability, gender identity or expression, marital status, veteran status, or any other category protected by law. In addition, all qualified applicants with arrest or conviction records will be considered for employment in accordance with legal requirements. Accommodations We strive to create an accessible and inclusive experience for all candidates. If you require a reasonable accommodation to complete any part of the application process, or are unable to use this online application and need an alternative method to apply, please contact globaltalentss@servicenow.com for assistance. Export Control Regulations For positions requiring access to controlled technology subject to export control regulations, including the U.S. Export Administration Regulations (EAR), ServiceNow may be required to obtain export control approval from government authorities for certain individuals. All employment is contingent upon ServiceNow obtaining any export license or other approval that may be required by relevant export control authorities. From Fortune. ©2025 Fortune Media IP Limited. All rights reserved. Used under license.
Site Reliability Engineer, AI Infrastructure
SomewhereLogistical & physical assistance for non-emergency medical transport
Role Description We are hiring a Senior Site Reliability Engineer (SRE) to own the reliability of our GPU training and inference clusters from the US West Coast. You will serve as the on-call anchor for Asian hours, drive incident response on multi-thousand GPU fabrics, and push our platform toward higher availability, faster recovery, and cleaner operations. This is a hands-on role with significant production impact from week one. Key Responsibilities - Cluster Operations & Hardening - Production SLURM Management: Operate and harden production SLURM clusters running large-scale distributed training and inference jobs. - Hardware Health: Own the health of NVIDIA HGX and DGX nodes, including GPU, NVLink, NVSwitch, and BMC diagnostics. - Fabric Tuning: Debug and tune NVIDIA Quantum InfiniBand fabrics (NDR and HDR), including Subnet Manager, topology, adaptive routing, SHARP, and congestion issues. - Root Cause Analysis: Drive deep-dive RCA on GPU failures, XID errors, ECC events, thermal throttling, and link flaps. - Automation & Observability - Systems Automation: Write robust automation in Python, Go, or Bash to replace manual tasks, improve MTTR, and scale operations efficiently. - Observability Stack: Build and maintain observability for GPU fleets using Prometheus, Grafana, DCGM, node exporter, and custom exporters. - Capacity & Rollouts: Contribute to capacity planning, firmware rollout strategy, and cluster bring-up for new sites. - Collaboration & Incident Response - Workload Optimization: Partner with customer workload teams on NCCL tuning, job scheduling policy, QoS, and fairshare. - Operational Excellence: Lead post-mortems, write comprehensive runbooks, and improve change management processes across global regions. - On-Call Leadership: Participate in the on-call rotation for US hours and handle escalations from international sites when necessary. Qualifications - 5+ years in SRE, systems engineering, or HPC operations. - Extensive production experience with SLURM at scale (accounting/slurmdbd, prolog/epilog scripts, cgroups, GRES, topology awareness). - Hands-on experience with NVIDIA datacenter GPUs, driver stacks, CUDA runtime, Fabric Manager, nvidia-smi, DCGM, and GPU Direct RDMA. - Operational experience with InfiniBand fabrics at 100G or higher (OpenSM/UFM, ibdiagnet, perfquery, and fabric troubleshooting). - Expert-level Linux admin skills (Ubuntu/RHEL family), including kernel tuning, systemd, networking, and PXE provisioning. - Solid scripting skills in Python and Bash, plus working knowledge of Ansible or Terraform. Nice to Have - Experience with NCCL internals, PyTorch distributed, or Megatron-style training stacks. - Familiarity with BCM (Base Command Manager), Run:ai, or similar managers. - Experience running Kubernetes on bare metal with GPU, Network, and MPI Operators. - Exposure to high-performance storage like Lustre, WEKA, VAST, or BeeGFS. - Prior work in an AI cloud, neocloud, HPC center, or hyperscaler environment. Benefits - You will touch clusters that train world-class models, working with the most advanced hardware available. - We maintain a flat structure with direct access to leadership and a culture built around technical craftsmanship and ownership. - Full remote flexibility with occasional travel for team summits and datacenter site visits. - Comprehensive US benefits including performance bonuses, equity participation, and 401(k) eligibility.


