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Infrastructure Engineer (TS/SCI CI Poly)

Seamless Migration LLC
San Antonio, TX Full Time
POSTED ON 10/22/2026
AVAILABLE BEFORE 11/20/2026
About Us

Seamless Migration is a Service-Disabled Veteran-Owned Small Business (SDVOSB) started in 2021 with the purpose of enabling businesses and organizations through automation. Our goal is to help organizations discover, implement, and maintain solutions which evolve and mature with their ever-changing business needs. We believe in applying agile methodologies in all aspects of our business practices and use these methods to ensure effective results for our clients.

Seamless Migration is seeking a career and customer-oriented Infrastructure Engineer to join our team.

Clearance

  • TS/SCI W/ CI Poly (existing clearance required to start)

Locations

  • San Antonio, TX
  • Hampton, VA

Overview

  • Seeking experienced Infrastructure Engineers to support a large-scale ServiceNow Infrastructure Consolidation effort
  • Responsible for the design, deployment, configuration, validation, and operational support of ServiceNow infrastructure components across Development, Test, and Production environments
  • Work closely with Government stakeholders, infrastructure teams, and project leadership to ensure stable, resilient, and operationally ready ServiceNow infrastructure deployments aligned with approved architecture designs and enclave requirements
  • Design and support ServiceNow infrastructure architecture across Development, Test, and Production environments
  • Deploy, configure, and validate ServiceNow infrastructure components in non production and production environments
  • Support infrastructure implementation activities including application, reverse proxy, and database tier deployment
  • Administer and support Linux based infrastructure environments supporting ServiceNow deployments
  • Perform Linux system configuration, troubleshooting, patching, log analysis, and performance tuning activities
  • Develop and maintain Infrastructure as Code (IaC) solutions to automate infrastructure provisioning, deployment, and configuration management
  • Support automation and repeatable deployment processes using IaC and configuration management best practices
  • Coordinate environment readiness activities including system access, enclave approvals, and user provisioning
  • Support certificate installation validation, DNS validation, and identity federation testing alongside customer stakeholders
  • Configure and validate backup, snapshot, and recovery capabilities to support resiliency and operational continuity
  • Monitor infrastructure health and support ongoing stabilization, tuning, troubleshooting, and issue resolution efforts
  • Participate in architecture reviews, sprint activities, technical discussions, and operational planning sessions
  • Maintain infrastructure documentation, deployment procedures, and operational support materials
  • Coordinate with project management and customer stakeholders on risks, dependencies, schedules, and status reporting
  • Support infrastructure deployments within secure and enclave based environments, including SCIF support when required

Qualifications

  • Strong Linux administration and troubleshooting experience in enterprise environments
  • Experience working with Red Hat Enterprise Linux (RHEL) or similar Linux distributions
  • Experience managing Linux services, permissions, networking, storage, and system monitoring
  • Experience developing and maintaining Infrastructure as Code (IaC) solutions using tools such as Terraform, Ansible, or similar technologies
  • Experience automating infrastructure deployments and operational processes
  • Experience supporting Development, Test, and Production environment deployments
  • Familiarity with backup, recovery, resiliency, and operational support processes
  • Experience troubleshooting infrastructure-related issues across complex environments
  • Understanding of secure enclave or classified environment operational requirements
  • Ability to work independently while coordinating across technical and Government stakeholder teams
  • Strong written and verbal communication skills
  • Experience working within Agile or Scrum based delivery environments

Nice to Have

  • Experience deploying and supporting ServiceNow infrastructure in enterprise or government environments
  • Strong understanding of ServiceNow architecture and infrastructure components

Benefits

  • 100% paid Medical, Dental & Vision for Our Employee
  • 6% 401K match (Vested Immediately)
  • 29 Days' PTO
  • Flexible Work Schedule
  • Tuition/Certification Reimbursement
  • Growth Opportunities w/in an Emerging Defense Company

*All your information will be kept confidential according to EEO guidelines

Salary.com Estimation for Infrastructure Engineer (TS/SCI CI Poly) in San Antonio, TX
$85,819 to $108,074
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