HPC Infrastructure Engineer | DevOps | Security Clearance | Longterm
Company: TMS LLC
Location: New York City
Posted on: February 19, 2026
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Job Description:
Job Description Job Description Job Description Role: DevOps /
HPC Infrastructure Engineer Clearance: Active TS/SCI (US Citizen
only) Environment: AWS GovCloud (Secret deployment) Location: US
(onsite or hybrid depending on customer mandate) Mandatory
Requirements US Citizenship Active TS/SCI clearance (must be
current; no sponsorship) Prior experience supporting Secret or
classified cloud environments Hands-on experience with AWS GovCloud
(US) Core Skill Set DevOps & Infrastructure Infrastructure as Code:
Terraform, CloudFormation CI/CD pipelines (GitLab CI, Jenkins, or
similar) Automation & configuration management (Ansible, scripting)
AWS & Secure Cloud AWS Landing Zone design (networking, IAM,
security boundaries) VPCs, Transit Gateways, PrivateLink, security
groups, NACLs IAM roles, SCPs, cross-account access (GovCloud
constraints) Logging & monitoring (CloudWatch, GuardDuty, Security
Hub) HPC / Advanced Compute (Strong Plus) HPC workload
orchestration (Slurm, PBS, or similar) Experience with AWS
ParallelCluster or AWS PCS High-performance storage (FSx for
Lustre, EFS, S3) GPU/compute-heavy workloads (optional but
valuable) Security & Compliance Familiarity with DoD SRG, NIST
800-53, ICD 503 Experience operating in air-gapped / restricted
egress environments Secure AMI pipelines, patching, STIG hardening
Responsibilities Build and operate secure AWS GovCloud landing
zones Support Secret-level cloud deployments Automate
infrastructure provisioning and lifecycle management Enable DevOps
workflows under classified constraints Support HPC or
compute-intensive workloads where required Collaborate with
security teams to maintain compliance posture Nice-to-Have Prior
work with DoD, IC, or federal system integrators Experience
migrating workloads from on-prem or commercial AWS to GovCloud
Familiarity with Research IT / HPC environments Additional
Information All your information will be kept confidential
according to EEO guidelines.
Keywords: TMS LLC, Philadelphia , HPC Infrastructure Engineer | DevOps | Security Clearance | Longterm, IT / Software / Systems , New York City, Pennsylvania
