Senior Staff Systems Engineer - Unix/Linux - REF21780P
Singapore, Singapore
23h ago
Job Description

Visa's Distributed Systems Architecture & Engineering (DSAE) team collaborates with product development teams, and other teams within the Operations & Infrastructure organization on engineering, building and maintaining the most innovative, reliable, secure and cost-effective distributed solutions to meet VISA customers’ growing needs.

This is an individual contributor role responsible for solving complex problems and taking a broad perspective to identify creative solutions. This role serves as a technical and functional specialist and works independently with mentorship only in the most complex situations.

Specific Responsibilities will include:

  • Work in a complex, highly-secure, and highly available operations environments and interacting with the technology domain authorities required to maintain those environments
  • Function as the compute lead on critical infrastructure projects and initiatives
  • Write technical design and build documentation for compute infrastructure
  • Develop ITIL procedures, technology strategy, engineering standards, methodologies, task-plans and standard methodologies for Distributed Compute Engineering
  • Collaborate with partner Engineering Disciplines to develop Infrastructure Building Blocks based Reference Architectures and standards that can be offered as services to our customers
  • Mentor junior team members


Technical Requirements:

  • In-depth experience with the following Operating Systems: Red Hat Enterprise 6 and 7, AIX 7 and/or Ubuntu 18.x.
  • In depth experience with enterprise class virtualization technologies including VMware, and/or IBM Power Virtualization
  • Engineering knowledge with hands-on experience on Linux container technology, SELinux, Docker, OpenShift, and Kubernetes strongly preferred
  • Strong Hardware and OS deployment experience in the following server product lines: HP ProLiant, Dell PowerEdge and/or IBM Power
  • Strong scripting skills in UNIX environments. In-depth experience in deployment and workflow automation
  • Experience in automation and workflow tools such as Ansible, Chef and BladeLogic tool
  • Strong analytical and technical troubleshooting skills, and possess an ability to explain technical concepts and provide mentorship to junior staff
  • Strong expertise and experience in system monitoring techniques and tools
  • Strong understanding of big data technologies including Hadoop and GPFS
  • Hands on experience with back end system management products including Red Hat Satellite Server, Spacewalk, Ubuntu Landscape and AIX NIM
  • Sound knowledge in server end SAN/NAS configuration and troubleshooting
  • Ability to analyze, troubleshoot and solve issues with storage stack (Hosts, SAN switches and Storage Devices)
  • Engineering knowledge in TCPIP networking – link aggregation/redundancy, switches, routing and load-balancing
  • Ability to write technical design and build documentations for all aspects of a technical infrastructure
  • Strong ability to integrate content from other domain areas and construct final technical design documents
  • Strong ability to provide level 3 support and guide level 2 system administrators on problem resolution
  • Good understanding and experience in operational acceptance/turnover activities

Professional Requirements:

  • Bachelor’s Degree in Computer Science or related technical field required,
  • 7+ years of relevant working experience in large enterprise operational environments required
  • 24x7 "On-call" support rotation required
  • Broad knowledge in hardware, software, network and applications deployments thru automation
  • Confirmed experience in an application hosting or data center environment
  • Confirmed experience with maintaining highly available and highly secure systems
  • Good hands on technical engineering professional with business insight
  • Strong process orientation and solid grasp of software development and testing techniques, methodologies and best practices
  • Good experience in design and implementation experience with custom and off-the-shelf applications, and help coordinate activities of multiple technology domains in terms of design and deployment ITIL certification preferred
  • Demonstrate team work attitude, ready to initiate collaboration and resolve conflicts

Additional Information

Visa will consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law.

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