• Senior System Engineer (Linux, Cloud)

    TISTA Science and Technology (Austin, TX)


    Overview

     

    Are you a Senior System Engineer who would like to have a positive impact for millions of people? If so, we may have an opportunity for you!

     

    TISTA associates enjoy above Industry Healthcare Benefits, Remote Working Options, Paid Time Off, Training/Certification opportunities, Healthcare Savings Account & Flexible Savings Account, Paid Life Insurance, Short-term & Long-term Disability, 401K Match, Tuition Reimbursement, Employee Assistance Program, Paid Holidays, Military Leave, and much more!

    Responsibilities

    + Install, configure, and maintain Linux servers.

    + Manage system performance, uptime, and reliability across production and staging environments.

    + Implement and maintain user accounts, permissions, and system policies.

    + Apply system updates, patches, and security configurations regularly.

    + Deploy, configure, and manage cloud resources (VMs, storage, networking, databases, and load balancers).

    + Manage Infrastructure as Code (IaC) using tools such as Terraform, Ansible, or CloudFormation.

    + Design and implement backup, disaster recovery, and failover strategies.

    + Monitor cloud performance and optimize cost and efficiency.

    + Configure and maintain firewalls, VPNs, routing, and network security groups.

    + Implement identity and access management (IAM) policies and role-based access controls.

    + Ensure compliance with data protection and security best practices.

    + Automate operational processes and deployments using shell scripts, Python, or PowerShell.

    + Support CI/CD pipelines for software delivery.

    + Work closely with DevOps teams to support containerization (Docker, Kubernetes).

    + Utilize monitoring tools (Prometheus, Grafana, CloudWatch, Azure Monitor, etc.) to ensure system health.

    + Troubleshoot performance issues, outages, and configuration problems.

    + Provide on-call support as part of a rotating schedule.

    Qualifications

    + Strong proficiency in Linux system administration (CentOS, Ubuntu, Red Hat).

    + Hands-on experience with Azure/AWS cloud services (EC2, S3, VPC, Azure VM, Azure Storage, etc.).

    + Familiar with IaC tools (Terraform, Ansible, CloudFormation).

    + Experience with scripting languages (Bash, Python, PowerShell).

    + Understanding of networking fundamentals, VPNs, DNS, load balancing, and firewalls.

    + Knowledge of containerization (Docker, Kubernetes) is a plus.

    + Experience with monitoring and logging tools (CloudWatch, Azure Monitor, Grafana, ELK stack).

    + Strong analytical and problem-solving skills.

    + Excellent communication and teamwork abilities.

    + Ability to manage multiple priorities in a fast-paced environment.

    + Commitment to documentation, process improvement, and operational excellence.

     

    Certifications (Preferred)

     

    + AWS Certified SysOps Administrator or Solutions Architect

    + Microsoft Certified: Azure Administrator Associate

    + Red Hat Certified System Administrator (RHCSA) or similar

    + Certified Kubernetes Administrator (CKA)

    Education:

    + Master’s degree in computer science, electronics engineering or related technical discipline and 10+ years’ work experience.

    + Ten (10) years of additional relevant experience may be substituted for education (20 years total).

    Clearance:

    + The ability to pass a Tier 4/HIGH Background Investigation

    Location:

    + Department of Veteran's Affairs (100% On-site)

    + Monday - Friday (8:00 AM - 4:30 PM CST Time)

    + Austin Information Technology Center (AITC)

     

    1615 Woodward Street,

     

    Austin, TX 78741