Summary
Overview
Work History
Education
Skills
Certification
Awards
Technical Skills
Websites
Timeline
Generic

Mohammed Aleem

McKinney,TX

Summary

Professional DevSecOps engineer having 12+ years of IT experience as a system administrator, worked on AWS, AZURE services, CI/CD pipeline, Build/release management and VMware technologies. Experience in tools like Terraform, Kubernetes, Ansible, Chef, Scripting and Monitoring tools. Expertise in Scrum Methodologies such as Agile, Kanban and Waterfall methods, software development lifecycle. Played a pivot role in implementing DevSecOps Model across the organization, platform and implemented vulnerability checks at different phases. Experience in DevSecOps strategy for security auditing, continuous monitoring of the entire infrastructure and applied Web Application Firewall (WAF) rules for blocking the attacks through SQL injection and patterns. Experienced in Azure Cloud Services (PaaS & IaaS & SaaS), VM’s, Storage, Web Apps, Azure Active Directory, Azure Application Insights, Logic Apps, Data Factory, Service Bus, Azure Monitoring, Azure OMS, Key Vault, Cognitive - Services (LUIS) & SQL, ExpressRoute, Load Balancing, Application Gateways. Knowledge of Azure Site Recovery and Azure Backup Installed and Configured the Azure Backup agent and virtual machine backup, Enabled Azure Virtual machine backup from the Vault. Excellent understanding of Software Development Life Cycle (SDLC) methodologies like Waterfall, Agile and SCRUM. Proficient on Terraform key features such as Infrastructure as code, execution plans, resource graphs, change automation and created infrastructure to deploy various applications across multiple cloud providers. Hands on experience in writing Terraform API modules to manage infrastructure, for automatic creation of AWS services like RDS instances, VPCs, Autoscaling groups, Load balancers, SQS, S3 buckets. Experience in creating the AWS cloud Infrastructure by using Terraform and Deployed IaC code using Jenkins CI/CD pipelines and configure AWS EC2 with Ansible Playbooks and Roles. Expertise in building Docker images and deploying Docker containers, and Kubernetes as container-based production clusters, managing docker volumes, creating and removing images. Experience with Hashi Corp tools (Terraform, Packer, Vault). Experience in Docker container orchestration framework using Kubernetes to create pods, ConfigMaps and deployments into cluster. Containerized legacy Java and Nodejs application. Experience in building and deploying the application code using Kubernetes CLI called Kubectl, Kubelet, Kubeadm and schedule the jobs using Kube scheduler. Managed K8s charts using Helm and created reproducible builds of the Kubernetes applications. Expertise in adding Service Mesh, a dedicated infrastructure layer for communication between Kubernetes microservices and balances inter-service traffic upon specific policies. Experience in OpenShift platform in managing Docker Containers, Kubernetes Clusters, Ingress Rules, Services and Helm Charts and implemented a production ready, load balanced, highly available, fault tolerant Kubernetes infrastructure Efficient in writing Jenkins CI/CD pipelines to drive all Microservices builds also creating Groovy Scripts for setting up Continuous Integration for new branches, build automation, Plugin management, Securing Jenkins. Experience in Developing automated continuous integration/continuous delivery pipeline for code deployment using Jenkins. Used Jenkins as Continuous Integration tool: creating new jobs, managing required plug-ins, build trigger, build system and post build actions, scheduled automation builds. Implemented Hashi Corp tools like Vagrant, Terraform, Consul, Vault. Strong familiarity with SCM systems such as Git, GitLab, GitHub, and SVN, TFS, and Azure DevOps Server on Linux and Windows platforms for branching, tagging, and preserving version across environments Experience in Creating DSL Groovy scripts and integrating with Jenkins for end-end automation. Worked extensively on Ansible Roles, inventory, Ansible Tower, Ansible Galaxy and used Ansible Control Server to deploy plays and playbooks to the machines and systems in the inventory. Experience in working on TERRAFORM for provisioning the Environments in GCP. Strong Experienced in managing Ansible Playbooks with Ansible roles, high-level child-branch strategies inventory management, group variables, copy and remove files on remote systems using file module. Expertise on version control tools like Subversion (Centralized) and distributed version control tools like Bit Bucket, TFS, SVN, IBM Relational ClearCase, GIT including flavors like GitHub, GitLab etc. Knowledge in Installing, configuring, and managing full end-to-end GitLab setup, Pipeline Management. Also, managed and utilized GitLab runners to support application testing and fill system level to support GitLab. Experience in different log monitoring tools like Nagios, Datadog, Splunk, ELK (Elastic Search, Log Stash, Kibana) to see logs information, monitor, security and get the health notifications from nodes. Proficient with Ruby, Perl, Power Shell, JSON, YAML, Groovy, Bash/Shell, Python. Developed python, and shell scripts for automation of the build and release process.

Overview

18
18
years of professional experience
1
1
Certification

Work History

Cloud DevOps Architect / Sr. Cloud System Engineer

CDK Global
, USA
04.2025 - Current
  • Performed Azure and Linux troubleshooting across VM access (RDP/SSH), networking, storage, and OS performance while supporting HPC-style compute-intensive workloads in production environments.
  • Supported Linux-based HPC / compute-intensive workloads, optimizing CPU, memory, storage throughput, and network performance for long-running batch and analytics jobs.
  • Performed OS-level tuning on Linux systems, including kernel parameters, ulimits, file systems, and I/O scheduling to improve workload stability.
  • Investigated and resolved performance bottlenecks related to CPU saturation, memory pressure, swap usage, and disk I/O contention.
  • Optimized storage performance for HPC workloads using LVM and filesystem tuning.
  • Supported and operated Kubernetes platforms across Google Kubernetes Engine (GKE) and Azure Kubernetes Service (AKS), managing deployments, upgrades, scaling, and cluster stability in production environments.
  • Troubleshot Kubernetes issues across GKE and AKS, including pod crashes, node failures, image pull errors, ingress misconfigurations, and service connectivity problems.
  • Managed Linux worker nodes on GKE and AKS, performing OS patching, security hardening, and performance tuning.
  • Integrated GKE and AKS deployments into CI/CD pipelines using Jenkins, Azure DevOps, GitHub Actions, and ArgoCD for automated multi-cloud releases.
  • Implemented Infrastructure as Code using Terraform to provision and manage Kubernetes clusters, compute, and networking across Azure and GCP.
  • Implemented centralized monitoring and alerting using Azure Monitor, Log Analytics, GCP Cloud Monitoring, and Cloud Logging to support cross-cloud visibility.
  • Led incident response and root cause analysis for multi-cloud Kubernetes and VM workloads, reducing MTTR through automation and alert tuning.
  • Operated and supported Kubernetes platforms across AWS (EKS), Google Kubernetes Engine (GKE), and Azure Kubernetes Service (AKS), ensuring cluster stability, scalability, and secure operations.
  • Troubleshot Kubernetes issues across EKS, GKE, and AKS, including pod crashes, node failures, image pull errors, ingress/controller issues, and service-to-service connectivity problems.
  • Managed Linux worker nodes across AWS, GCP, and Azure Kubernetes clusters, performing OS patching, security hardening, and performance tuning.

Senior Cloud Engineer / Senior DevOps Engineer

Crédit Agricole CIB
Singapore
08.2021 - 02.2025
  • Integrated EKS, GKE, and AKS deployments into CI/CD pipelines using Jenkins, Azure DevOps, GitHub Actions, and ArgoCD for automated multi-cloud releases.
  • Provisioned and managed Kubernetes clusters and supporting infrastructure across AWS, Azure, and GCP using Terraform.
  • Performed real-time troubleshooting of Azure Linux and Windows Server 2019 VMs, diagnosing RDP/SSH failures, boot issues, and performance degradation using Azure Portal, Azure CLI, and Serial Console.
  • Resolved RDP connectivity issues by validating NSG rules, subnet routing, effective security rules, Azure Load Balancer health probes, and Windows Firewall.
  • Restored VM access using Azure Bastion, Run Command, Custom Script Extension, and Azure VM disk repair workflows.
  • Investigated Azure networking issues involving VNET peering, UDR conflicts, DNS resolution failures, and Application Gateway backend health.
  • Used Azure Network Watcher (IP flow verify, NSG flow logs, connection troubleshoot) to isolate and resolve VM and application connectivity issues.
  • Responded to production incidents using Azure Monitor and Log Analytics, analyzing Windows Event Viewer and Linux system logs to perform RCA and recovery.
  • Designed and maintained CI/CD pipelines using Jenkins, Azure DevOps, GitHub Actions, Bamboo, Tekton, and ArgoCD for automated deployments.
  • Implemented Infrastructure as Code using Terraform and ARM templates to provision and manage Azure resources consistently.
  • Supported AKS clusters, troubleshooting node issues, pod crashes, ingress failures, and cluster upgrades.
  • Led production incident response and root cause analysis (RCA), reducing MTTR through automation and alert tuning.
  • Supported compute-intensive workloads across Azure and GCP Kubernetes and VM platforms, optimizing CPU, memory, storage, and network throughput for batch and analytics processing.
  • Operated and troubleshot Kubernetes workloads across AKS and GKE, resolving deployment, networking, and performance issues in multi-cloud production environments.

Sr. DevOps / Systems Engineer

People Bank Asia
Singapore
09.2020 - 08.2021
  • Managed and optimized cloud environments (DEV, QA, and Production), ensuring seamless deployments and high availability.
  • Designed and implemented end-to-end build and release processes, streamlining deployment for both on-premises and cloud-based applications.
  • Configured and maintained CI/CD pipelines using Jenkins, automating application builds, testing, and deployments.
  • Managed Windows Server 2016/2019/2022 for enterprise workloads including IIS, AD DS, DNS, DHCP, Failover Clustering.
  • Version Control: Experienced in branching, tagging, and maintaining version across environments using SCM tools like GitHub, Subversion (SVN) and Bitbucket on Linux and Windows platforms.
  • Led teams of 5-8 engineers in various DevOps initiatives, mentoring junior and mid-level engineers in automation, cloud-native technologies, and best practices.
  • Worked hands-on to create automated, containerized cloud application platforms (PAAS) and design and implement DevOps processes that use those platforms.
  • Provisioned and managed AWS RDS databases, implementing automated backups to S3 for data protection and recovery.
  • Implemented SRE best practices, including error budgets, SLOs, automated incident response, and self-healing architectures, improving MTTR (Mean Time to Resolution) by 40%.
  • Administered critical AWS services including IAM, EC2, RDS, Route 53, S3, SES, and SNS, ensuring security, scalability, and fault tolerance.
  • Automated infrastructure provisioning and management using Cisco Process Orchestrator and StackStorm, enabling self-service deployment workflows.
  • Integrated Git with Jenkins, ensuring version control best practices, code quality enforcement with SonarQube, and security scanning using Veracode.
  • Streamlined deployment processes for both on-premises and cloud-based applications, significantly cutting down release times and deployment errors.
  • Developed custom shell and Python scripts for routine operational tasks such as log rotation, backup automation, and service health checks.
  • Led incident response efforts, root cause analysis, and implementation of preventive measures, reducing critical incidents by 30%.
  • Monitored application and infrastructure health using AWS CloudWatch, creating alarms and dashboards for proactive alerting and capacity planning.
  • Supported DevSecOps practices by incorporating security checks into pipelines and ensuring role-based access and least privilege policies across AWS accounts.
  • Configured AWS Direct Connect to establish low-latency, dedicated network connections between on-premises infrastructure and AWS, improving data transfer speeds and reducing costs.

DevOps Engineer

DBS Bank
Singapore
05.2017 - 09.2020
  • Responsible for maintaining Infrastructure in AWS& open stack (Cloud) by migrating Physical Linux servers to Cloud.
  • Implemented Security Features using SSL and Kerberos. Further with more grain-fines Security I set up Kerberos to have users and groups this will enable more advanced security features.
  • Actively involved in architecture of DevOps platform and Cloud solutions.
  • Extensively worked on Jenkins and Hudson by installing, configuring, and maintaining the purpose of Continuous Integration (CI) and for End-to-End automation for all build and deployments and in implementing CI/CD for database using Jenkins.
  • Experienced in branching, tagging, and maintaining the version across the environments using SCM tools like GitHub, Subversion (SVN) and Bitbucket on Linux and windows platforms. Maintained and administered GIT source code tool.
  • Created Golang modules for validating Terraform templates and enforcing compliance before production deployment.
  • Managed Ansible Playbooks with Ansible modules, managing existing servers and automation of build/configuration of new servers.
  • Used Jenkins and pipelines which helped us drive all microservice builds out to the Docker registry and then deployed to Kubernetes.
  • Promote code through Dev-Test-staging-pre prod automatically.
  • Experienced in application configurations, code compilation, packaging, building, automating, managing, and releasing from one environment to other environments and deploying to servers.

Senior Software Engineer

Verizon
08.2016 - 04.2017
  • Led Linux administration, troubleshooting, and vulnerability remediation efforts, resolving performance, security, and stability issues across 24×7 production environments.
  • Performed Linux vulnerability remediation by applying security patches, upgrading affected packages, and validating fixes across environments.
  • Investigated vulnerability findings from tools such as Nessus, Qualys, AWS Inspector, and Tenable, prioritizing remediation based on severity and exploitability.
  • Coordinated patching and remediation activities across Linux servers, ensuring minimal downtime and compliance with change management processes.
  • Validated vulnerability fixes by rescanning systems and reviewing package versions, CVE references, and security advisories.
  • Automated Linux patching and configuration enforcement using Ansible and shell scripting to ensure consistency and reduce manual effort.
  • Created scripts to identify outdated packages, validate patch status, and generate compliance reports.
  • Implemented security hardening measures including file permission reviews, sudo policy enforcement, password policies, and audit logging.
  • Supported compliance requirements (HIPAA, GDPR) by ensuring secure configuration, access controls, and vulnerability remediation on Linux hosts.

Senior Systems Engineer

Tech Mahindra
12.2013 - 12.2015
  • Administered and supported Linux servers (RHEL, CentOS, Ubuntu) in production environments, including installation, configuration, patching, upgrades, and system hardening.
  • Managed user accounts, groups, sudo policies, and SSH access, enforcing least-privilege and security best practices.
  • Performed package management using yum/dnf/apt, resolving dependency conflicts and ensuring system stability during patch cycles.
  • Troubleshot Linux performance issues including high CPU usage, memory pressure, disk I/O bottlenecks, and network latency using top, vmstat, iostat, free, and ss/netstat.
  • Diagnosed and resolved boot, service, and application failures by analyzing system logs (journalctl, /var/log/messages) and service status (systemctl).
  • Investigated and fixed file system issues, disk space exhaustion, inode problems, and mount failures (fstab, LVM, NFS).
  • Managed storage using LVM, including volume creation, resizing, snapshots, and recovery operations without downtime.
  • Supported NFS and local file systems, troubleshooting mount issues, permission errors, and performance degradation.
  • Troubleshot Linux network connectivity issues involving DNS resolution, routing, firewall rules (iptables/firewalld), and port accessibility.
  • Hardened Linux systems by applying security patches, disabling unused services, configuring firewalls, and enforcing CIS-aligned practices.
  • Automated routine Linux administration tasks using shell scripting and cron, reducing manual effort and operational risk.
  • Participated in on-call rotations, responding to production incidents and performing root cause analysis (RCA) to prevent recurrence.
  • Administered and troubleshot Linux systems, resolving performance, storage, networking, and service-level issues in 24×7 production environments.

Unix System Administrator

TCS
03.2013 - 10.2013
  • Managed Solaris servers, including patching, performance tuning, and high-availability (HA) operations in enterprise environments.

I.T. Associate

Institute for Electronic Governance
06.2008 - 03.2013
  • Managed Solaris clusters, VERITAS, NFS/SSH/FTP services, performance tuning, and HA operations.

Education

Bachelor of Education - Computer Science

JNTUH
India
01.2008

Skills

  • AWS
  • EC2
  • ECS
  • EKS
  • EMR
  • VPC
  • Direct Connect
  • Glue
  • CloudFront
  • Route53
  • Airflow
  • Azure
  • VMs
  • AKS
  • Azure DevOps
  • Azure Functions
  • Azure Monitor
  • Log Analytics
  • VNET
  • Linux kernel & OS tuning
  • Windows Server 2019 performance tuning
  • CPU optimization
  • Memory optimization
  • Storage throughput optimization
  • I/O scheduling
  • Long-running batch workload stability
  • Docker
  • Kubernetes
  • Helm
  • ArgoCD
  • Karpenter
  • Jenkins
  • Bamboo
  • Tekton
  • GitHub Actions
  • GitLab Actions
  • Terraform
  • CloudFormation
  • ARM
  • Ansible
  • Chef
  • Puppet
  • AWS CDK
  • CloudWatch
  • Nagios
  • Dynatrace
  • Datadog
  • Splunk
  • OpenTelemetry
  • Linux
  • Windows
  • Unix
  • Shell
  • Python
  • CI/CD pipelines
  • Cloud architecture
  • Kubernetes management
  • Infrastructure as code
  • Performance optimization
  • Cloud security
  • Cross-functional collaboration
  • Project management
  • Incident response
  • System troubleshooting
  • Effective communication
  • Team leadership
  • Analytical thinking
  • Problem solving
  • Linux administration
  • Infrastructure as Code
  • CI/CD pipeline integration
  • Cloud troubleshooting
  • Cloud environment management
  • VM performance optimization
  • Network configuration
  • Security hardening
  • Root cause analysis
  • Automated monitoring
  • System monitoring
  • Performance tuning
  • Time management
  • System maintenance
  • Server management
  • Cloud-based backup distribution
  • Disk space optimization
  • Server monitoring
  • Package management
  • Server maintenance and management
  • Nagios monitoring software

Certification

  • Red Hat Certified Engineer (RHCE)
  • AWS, Azure Certified DevOps Engineer - Professional
  • Kubernetes Administrator (CKA)
  • Microsoft Certified: Azure Administrator Associate (AZ-104)
  • ITIL Foundation

Awards

  • Excellence in Cloud Migration & DevOps Automation
  • Recognized for SRE improvements reducing MTTR and boosting reliability
  • Delivered enterprise-wide CI/CD modernization programs
  • Awarded for contributions to cloud engineering, security automation, and platform stability

Technical Skills

EC2, ECS, EKS, EMR, VPC, Direct Connect, Glue, CloudFront, Route53, Airflow, VMs, AKS, Azure DevOps, Azure Functions, Azure Monitor, Log Analytics, VNET, Linux kernel & OS tuning, Windows Server 2019 performance tuning, CPU, memory, storage throughput optimization, I/O scheduling and long-running batch workload stability, Docker, Kubernetes (EKS, AKS), Helm, ArgoCD, Karpenter, Jenkins, Bamboo, Tekton, GitHub Actions, GitLab Actions, ArgoCD, Terraform, CloudFormation, ARM, Ansible, Chef, Puppet, AWS CDK, CloudWatch, Nagios, Dynatrace, Datadog, Splunk, OpenTelemetry, Linux, Windows, Unix, Shell, Python

Timeline

Cloud DevOps Architect / Sr. Cloud System Engineer

CDK Global
04.2025 - Current

Senior Cloud Engineer / Senior DevOps Engineer

Crédit Agricole CIB
08.2021 - 02.2025

Sr. DevOps / Systems Engineer

People Bank Asia
09.2020 - 08.2021

DevOps Engineer

DBS Bank
05.2017 - 09.2020

Senior Software Engineer

Verizon
08.2016 - 04.2017

Senior Systems Engineer

Tech Mahindra
12.2013 - 12.2015

Unix System Administrator

TCS
03.2013 - 10.2013

I.T. Associate

Institute for Electronic Governance
06.2008 - 03.2013

Bachelor of Education - Computer Science

JNTUH
Mohammed Aleem