Systems Engineer - TS​/SCI w​/FSP - Mission Critical

Active TS/SCI w/ FSP required at time of application

Location choice between Warrenton and McLean!

We are seeking a hands‑on Systems Engineer (SME) with deep expertise across infrastructure, platforms, and application ecosystems spanning cloud and on‑premises environments. This role requires a proven practitioner who can analyze existing ("as is") systems and applications, document current state architectures, design future‑state solutions, and implement systems enhancements or technology transformations end‑to‑end.

The ideal candidate is a technical leader and doer, not just an advisor - someone who can seamlessly collaborate across infrastructure, platform, application, Dev Sec Ops , information systems security, and data teams while maintaining ownership of system reliability, performance, scalability, and security.

• Bachelor’s Degree in Computer Science or related technical discipline, or other related technical discipline, or equivalent combination of education, technical certifications, training, and work/military experience
• Minimum ten (10) years of related systems engineering experience

• Enterprise networking (e.g., routing, switching, firewalls, load balancers, DNS)
• Storage technologies (e.g., SAN, NAS, object storage)
• Container platforms (e.g., Kubernetes, Docker)
• Linux (Redhat, CentOS) operating systems (administration, hardening, automation)
• IdAM
  - Public Key Infrastructure (PKI) hands-on for AuthN and AuthZ

• Cloud platforms (AWS, Azure, and/or GCP)
• Hybrid and on‑prem infrastructure design and integration
• Cloud networking, identity, security, and cost optimization

• Relational and No
  
  SQL databases - relational (e.g., Oracle, PostgreSQL, MySQL, SQL Server) and No
  
  SQL (e.g., MongoDB, Cassandra, DynamoDB, Redis) databases
• Web services, APIs, and middleware
• Software development lifecycle (SDLC) fundamentals
• Event‑based messaging systems (e.g., SQS, SNS, RabbitMQ)

• Infrastructure as Code
  - Scripting & Automation:
  Python, Bash, Power Shell, Terraform, Ansible, or Cloud Formation
• Configuration management and scripting (e.g., Power Shell, Bash, Python, etc.)
• CI/CD integration with infrastructure and platforms (e.g., Jenkins, Git Lab CI/CD, Git Hub Actions, Git Ops, ArgoCD)
• Security best practices and systems hardening
• Monitoring & Incident Response:
  Proficiency with tools like Prometheus, Grafana, Splunk, ELK Stack, Cloud Watch

• As‑is architecture documentation
• To‑be architecture and detailed engineering designs
• Implementation and migration plans

• Observability and monitoring tools (e.g., logging, metrics, tracing)
• Zero Trust and modern security architectures
• Data analytics, AI/ML platform exposure
• Experience supporting production or mission‑critical environments
• Relevant certifications (e.g., cloud, systems, security, or architecture)
• Knowledge of machine learning platforms (e.g., Tensor Flow, PyTorch, Sage Maker)
• Familiarity with big data ecosystems (e.g., Hadoop, Databricks, Snowflake, Google Big Query)
• Strong background in ITIL processes and agile methodologies
• Certifications:
  
  AWS Solutions Architect / Dev Ops Engineer, Azure Administrator, Kubernetes CKA/CKAD ITIL Foundation

• Perform hands‑on systems engineering across network, compute, storage, operating systems, middleware, databases, and applications
• Analyze and document as‑is infrastructure, platform, and application architectures
• Work with the System Architect and Cloud Architect to create the detailed engineering designs for modernization, optimization, and transformation initiatives
• Lead and execute cloud and on‑prem system implementations, migrations, and upgrades
• Ensu…