CT Systems Engineer

Probity; Tysons (VA); On-site; USD 180,000 - 230,000; Full time

Job summary

Probity is seeking a hands-on Systems Engineer with deep expertise across infrastructure, platforms, and application ecosystems spanning cloud and on-prem environments. You will analyze current systems, document architectures, design future-state solutions, and implement end‑to‑end transformations while collaborating across teams to ensure reliability, performance, security, and scalability.

The ideal candidate has a strong background in network, compute, storage, and data platforms, plus steady

Qualifications

• Bachelor's Degree in Computer Science, IT, or related field, or the equivalent combination of education, technical training, or work/military experience.
• Minimum ten (10) years of related systems engineering experience.

Responsibilities

• 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.
• Design to-be architectures and detailed engineering designs for modernization, optimization, and transformation initiatives.
• Lead and execute cloud and on-prem system implementations, migrations, and upgrades.
• Ensure systems meet availability, scalability, performance, security, and compliance requirements.
• Integrate infrastructure and platforms with DevOps and DevSecOps pipelines.
• Troubleshoot complex, cross-stack issues spanning infrastructure, platforms, and applications.
• Produce clear technical documentation, diagrams, standards, and runbooks.

Skills

Infrastructure & Platforms

Enterprise networking

Storage technologies

Virtualization & containers

Windows & Linux admin

Data platforms

Cloud & on-prem designs

Databases (SQL/NoSQL)

ETL & data pipelines

SDLC fundamentals

IaC scripting

CI/CD integration

Security & hardening

Monitoring & incident response

Architecture documentation

Education

Bachelor's Degree in Computer Science/IT or related field

Tools

VMware

Hyper-V

Kubernetes

Docker

Terraform

Ansible

CloudFormation

Jenkins

GitLab CI/CD

GitHub Actions

Prometheus

Grafana

Splunk/ELK

Job description

Reach out to our recruiting team for more information on our current openings or joining the Probity team.

PLEASE NOTE: This position requires an ACTIVE Top Secret/SCI Clearance with Polygraph. To be considered for this position, you MUST have an ACTIVE Clearance Level of Top Secret/SCI with Polygraph

Position Code: 07-SE0924-1

Tysons or Warrenton

JOB DESCRIPTION

We are seeking a hands‑on Systems Engineer with deep expertise across infrastructure, platforms, and application ecosystem 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 system enhancements or technology transformations end‑to‑end. The ideal candidate is a technical leader and achiever who can seamlessly collaborate across infrastructure, platform, application, DevSecOps, information systems security, and data teams while maintaining ownership of system reliability, performance, scalability, and security.

QUALIFICATIONS

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

REQUIRED KNOWLEDGE/SKILLS

The candidate must demonstrate hands‑on experience in all the following areas:

• Infrastructure & Platforms
  • Enterprise networking (e.g. routing, switching, firewalls, load balancers, DNS)
  • Storage technologies (e.g. SAN, NAS, object storage)
  • Virtualization and container platforms (VMware, Hyper‑V, Kubernetes, Docker)
  • Windows and Linux (Redhat, CentOS) operating systems (administration, hardening, automation)
  • Data platforms (HPCC, Hadoop/Cloudera)
• Cloud & On‑Prem Technologies
  • Cloud platforms (AWS, Azure, and/or GCP)
  • Hybrid and on‑prem infrastructure design and integration
  • Cloud networking, identity, security, and cost optimization
• Data & Application Platforms
  • Relational and NoSQL databases – relational (e.g., Oracle, PostgreSQL, MySQL, SQL Server) and NoSQL (e.g., MongoDB, Cassandra, DynamoDB, Redis) databases
  • Data platforms (HPCC, Hadoop/Cloudera)
  • Data pipelines, and ETL frameworks – with ETL pipelines, Airflow, Kafka, Spark, or similar frameworks
  • Web services, APIs, and middleware
  • Software development lifecycle (SDLC) fundamentals
• Infrastructure as Code – Scripting & Automation: Python, Bash, PowerShell, Terraform, Ansible, or CloudFormation
• Configuration management and scripting (PowerShell, Bash, Python, etc.)
• CI/CD integration with infrastructure and platforms (Jenkins, GitLab CI/CD, GitHub Actions, GitOps)
• Security best practices and system hardening
• Monitoring & Incident Response: Proficiency with tools like Prometheus, Grafana, Splunk, ELK Stack, CloudWatch
• Ability to create:
  • As‑is architecture documentation
  • To‑be architecture and detailed engineering designs
  • Implementation and migration plans

DESIRED SKILLS

• Observability and monitoring tools (logging, metrics, tracing)
• Zero Trust and modern security architectures
• Data analytics, AI/ML platform exposure
• Experience supporting regulated or mission‑critical environments
• Relevant certifications (cloud, systems, security, or architecture)
• Knowledge of machine learning platforms (TensorFlow, PyTorch, SageMaker)
• Familiarity with big data ecosystems (Hadoop, Databricks, Snowflake, Google, BigQuery)
• Strong background in ITIL processes and agile methodologies

KEY RESPONSIBILITIES

• 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
• Design to‑be architectures and detailed engineering designs for modernization, optimization, and transformation initiatives
• Lead and execute cloud and on‑prem system implementations, migrations, and upgrades
• Ensure systems meet availability, scalability, performance, security, and compliance requirements
• Integrate infrastructure and platforms with DevOps and DevSecOps pipelines
• Troubleshoot complex, cross‑stack issues spanning infrastructure, platforms, and applications
• Collaborate effectively with:
  • Infrastructure & Platform Engineers
  • Software Engineers
  • DevOps / DevSecOps Engineers
  • Data Engineers (ETL)
  • Data Modelers, Data Scientists, and Data Analysts
• Produce clear technical documentation, diagrams, standards, and runbooks
• Serve as a technical authority and escalation point for complex system issues
• Communication Skills: Ability to brief executives clearly and translate technical issues into business impact

IDEAL CANDIDATE PROFILE

• Recognized SME with deep, hands‑on technical expertise
• Strong systems thinker with the ability to see and engineer across the full stack
• Comfortable operating at both strategic architecture and tactical implementation levels
• Excellent communication and collaboration skills across technical and non‑technical teams
• Proven ability to own complex systems from design through production