Poly

General Dynamics Information Technology•Herndon, VA

1d•$162,037 - $219,227•Onsite

About The Position

We are seeking a hands-on Systems Engineer with deep, practical experience across infrastructure, platforms, cloud, and application ecosystems. This role suits a technical leader who can analyze current-state environments, design future-state architectures, and execute complex system implementations end‑to‑end.

Requirements

Enterprise networking, firewalls, load balancers, DNS
SAN/NAS/Object storage
Kubernetes, Docker
Linux (RHEL/CentOS) administration, hardening, automation
PKI and identity management
Cloud platforms: AWS, Azure, or GCP
Hybrid and on‑prem integration, cloud networking/security/cost optimization
Relational & NoSQL databases (Oracle, PostgreSQL, MySQL, SQL Server, MongoDB, Cassandra, DynamoDB, Redis)
APIs, web services, middleware, SDLC fundamentals
Event messaging (SQS, SNS, RabbitMQ)
IaC, automation, and scripting (Terraform, Ansible, Python, Bash, PowerShell, CloudFormation)
CI/CD tools (Jenkins, GitLab CI/CD, GitHub Actions, ArgoCD)
Security best practices and system hardening
Monitoring/observability tools (Prometheus, Grafana, Splunk, ELK, CloudWatch)
Ability to produce “as-is” and “to-be” architectures plus implementation/migration plans
US Citizenship Required
TS/SCI with Polygraph Clearance

Nice To Haves

Zero Trust architectures
AI/ML or data platform exposure
Big data platforms (Hadoop, Databricks, Snowflake, BigQuery)
Experience supporting mission-critical systems
ITIL or agile delivery experience
Cloud, security, or architecture certifications (AWS SA/DevOps, Azure Admin, CKA/CKAD, ITIL)

Responsibilities

Perform full-stack systems engineering across network, compute, storage, OS, middleware, databases, and applications
Document “as-is” architectures and develop detailed “to-be” designs
Lead cloud and on‑prem implementations, migrations, upgrades, and modernization initiatives
Ensure system availability, scalability, performance, security, and compliance
Integrate systems and platforms with DevOps/DevSecOps pipelines
Troubleshoot complex, cross-domain issues
Collaborate with infrastructure, platform, software, DevOps, and data teams
Produce technical documentation, diagrams, standards, and runbooks
Serve as an escalation point and technical authority
Communicate effectively with executives and cross-organizational partners