Sr. Manager - Systems Administrator

Visa; Singapore; Hybrid; SGD 70,000 - 120,000; Full time

Job summary

A leading company is seeking an experienced System Administrator to manage a team and ensure the security and availability of systems in a hybrid working environment. The ideal candidate will have over 10 years of experience in system administration, strong leadership skills, and a commitment to quality service delivery. This role offers the opportunity to work with advanced technologies and collaborate with diverse teams, making a significant impact in a key operational area.

Qualifications

• 5+ years relevant experience and a Bachelor's degree, or 8+ years without.
• Experience with system administration activities and relevant certifications preferred.
• Advanced understanding of Cisco routing, Windows servers, and security policies.

Responsibilities

• Manage and mentor a team of system and network administrators.
• Provide Systems Administration for core Corporate IT Server Platforms.
• Collaborate with engineering teams and perform system security remediation.

Skills

Team Management

SLA Management

Incident Management

Troubleshooting

Network Monitoring

Communication Skills

Windows System Administration

Cisco Routing

Security Remediation

VPN Networking

Education

Bachelor's Degree

Advanced Degree (e.g. Masters)

Job description

Make an impact with a purpose-driven industry leader. Join us today and experience Life at Visa.Job DescriptionEssential Functions:10 plus years of experience as a system administrator, with proven leadership capabilitiesManaging and mentoring a team of system and network administrators, assigning tasks, reviewing performance, and providing technical guidanceAbility to motivate and delegate tasks to team members, provide effective coaching, and manage priorities.Provide Systems Administration to core Corporate IT Server Platforms, Network and Application.Support the development and incorporation of best practices and approaches into the companys processes and methodologies.Participate in determination of root cause/solution analysis for service failure and support escalation.Perform a system/server security remediation and ensure that the system and application are on up to date patch levels and conform to the security standard.Operate in complex, highly secure, and highly available, operations environments and interact with the technology domain experts required to maintain those environments.Demonstrate a commitment to customer service, pro-active review of processes and procedures to continually enhance service quality, service delivery and support.The candidate will be heavily involved in ensuring the team meets all SLA's and team objectives.Must have a strong commitment to execution, follow through and timely communication.Execute decisive action to preserve and maintain service availability, performance, integrity, capacity and security.Monitor incident queues, troubleshoot issues and lead conference calls with other groups to mitigate impacts.Collaborate with Engineering teams across various platforms (Windows, UNIX/Linux, Network, Storage, Database and Middleware) to translate application requirements into system requirements.Good problem-solving skills with focus on troubleshooting issues in complex production environmentsWilling to learn new technologies and software, thinking out of the box, questioning the norm and innovative.Will be expected to work on-call rotation.Proficient in using tools for system and network monitoringGood written and verbal communication skills.Able to multitask and make decisions based on technical knowledge.Experience working with offshore and globally distributed teams.This is a hybrid position. Expectation of days in office will be confirmed by your Hiring Manager.QualificationsBasic Qualifications5+ years of relevant work experience and a Bachelors degree, OR 8+ years of relevant work experiencePreferred Qualifications6 or more years of work experience with a Bachelors Degree or 4 or more years of relevant experience with an Advanced Degree (e.g. Masters, MBA, JD, MD) or up to 3 years of relevant experience with a PhDMicrosoft, Cisco and relevant industry certifications will be preferred.Experience and In-depth knowledge with Network and Windows system administration activitiesExperience Installing, configuring, and patching Windows Server operating systems on physical and virtual servers.Implementing and maintaining system security policiesPerforming backups and disaster recovery proceduresAdvanced understanding of Cisco routing and switchingExpert level knowledge of switching and routing protocols (BGP, OSPF, LACP, Spanning Tree)Advanced level knowledge of Cisco VPN networking (Firepower, ASA, IPSEC)Broad knowledge of TCP/IP, MPLS, WAN, LAN and WLC based wireless networkingAdvanced level knowledge for SASE solutions and Arista switchingKnowledge of SD-WAN technologies, ideally Silver Peak.Working knowledge of Cloud, Azure and Hybrid computingKnowledge automation tools, ideally SolarWinds and Catalyst Center.Experience creating low-level network design documentation including detailed Visio diagrams.Additional Information,

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Team Management, Coaching, SLA Management, Incident Management, Troubleshooting, Network Monitoring, Communication Skills, Windows System Administration, Cisco Routing , Switching, TCPIP, MPLS, Cloud Computing, Automation Tools,Security Remediation, ProblemSolving, VPN Networking, SDWAN Technologies

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Team Management, Coaching, SLA Management, Incident Management, Troubleshooting, Network Monitoring, Communication Skills, Windows System Administration, Cisco Routing , Switching, TCPIP, MPLS, Cloud Computing, Automation Tools,Security Remediation, ProblemSolving, VPN Networking, SDWAN Technologies

Patch Management, Incident Management, Troubleshooting, Monitoring, Communication Skills, Team Collaboration, Cisco Routing , Switching, TCPIP, Wireless Networking, Cloud Computing, Automation Tools,Systems Administration, Security Remediation, Multitasking, Decision Making, Backup , Recovery Procedures, VPN Networking, SDWAN Technologies

DNS, DHCP, Windows administration, Scripting, Analytical skills, Verbal Communication, Written Communication,Windows serverclient security compliance, Email infrastructure support, FilePrint services, O365 services, Intune, Teams, OneDrive, Microsoft OS, Group Policies, Problemsolving skills

Project Planning, Time Management, Interpersonal Communication, Written Communication, Verbal Communication, Technical Support, Network Troubleshooting, Hardware Installation, Software Installation, Data Security, Analytical Skills, Troubleshooting Skills,ProblemSolving Skills, Organizational Skills, Asset Inventory Management, ITIL Best Practices, Enterprise Solutions Implementation, Departmental Solutions Implementation, Virtualization Environments, VoIP Phone Systems, Attention to Detail