N3003 - Senior Systems Engineer - Chantilly VA (RV-004257-Open)

Janus Soft Inc.; Chantilly (VA); On-site; USD 140,000 - 200,000; Full time

Job summary

Janus Soft in the United States is seeking a seasoned Systems Engineer to design, scale, and secure mission-critical enterprise systems supporting high-consequence intelligence environments. You will own scalable, secure backend services using Python and Neo4J, architect graph data structures, and optimize deployments within Kubernetes on AWS.

The role emphasizes rigorous testing, code reviews, security compliance, and mentoring junior engineers, with opportunities to lead technical initiatives

Qualifications

• Active TS/SCI with Full Scope Poly required.
• Design, develop, and maintain scalable back-end systems.
• Experience with Neo4J graph databases.
• Experience with Kubernetes on AWS and CI/CD pipelines.
• Strong testing and code-review discipline.

Responsibilities

• Design, scale, and secure mission-critical backend services.
• Architect graph database structures with Neo4J.
• Manage Kubernetes clusters on AWS and automate CI/CD pipelines.
• Provide technical mentorship and enforce security compliance.

Skills

Active TS/SCI with Poly

Python

Neo4J

Kubernetes

AWS

Jenkins

GitLab CI/CD

Prometheus

Grafana

ELK Stack

Java

C++

Testing & Code Reviews

Technical Leadership

Security Compliance

Tools

Kubernetes

AWS

Jenkins

GitLab CI/CD

Prometheus

Grafana

ELK Stack

Job description

Job Description Are you a seasoned Systems Engineer with a deep expertise in high-performance back-end architectures, graph databases, and cloud-native container orchestration? Janus Soft is seeking an elite Systems Engineer to design, scale, and secure mission-critical enterprise systems supporting high-consequence intelligence environments.

In this pivotal role, you will take ownership of scalable, secure, and highly available back-end services utilizing Python and Neo4J. You will architect graph database structures, write optimized Cypher/Python code, manage Kubernetes clusters within AWS, and implement automated CI/CD pipelines to drive continuous deployment. Working within strict security protocols, you will establish robust monitoring frameworks, execute comprehensive testing strategies, conduct code reviews, and mentor junior engineers. If you excel at solving complex data relationships, optimizing containerized environments, and building resilient back-end architectures, Janus Soft provides the premier platform and backing to champion your career.

Mandatory Skills

Clearance: Active TS/SCI with Full Scope Polygraph (Strict Requirement).

Back-End Engineering: Extensive experience designing, developing, and maintaining scalable, secure, and highly available back-end systems using Python .

Graph Databases: Hands-on experience developing, optimizing, and maintaining Neo4J databases, with strong knowledge of graph algorithms, graph data structures, and data integrity/performance tuning.

Kubernetes & AWS Orchestration: Hands-on experience managing and maintaining Kubernetes clusters hosted on AWS, optimizing deployments for high availability, security, cost, and reliability.

CI/CD & DevOps: Experience building and maintaining CI/CD pipelines using platforms such as Jenkins or GitLab CI/CD .

Monitoring & Observability: Familiarity with enterprise monitoring and logging stacks including Prometheus, Grafana, and the ELK Stack .

Polyglot Programming: Experience with object-oriented and compiled languages such as Java or C++ .

Testing & Code Reviews: Proven track record executing comprehensive unit/system testing strategies, participating in peer code reviews, and troubleshooting complex technical issues.

Technical Leadership: Ability to provide technical guidance, mentorship, and support to junior developers.

High-Security Protocols: Proven experience working in high-security, cleared environments adhering to strict security compliance requirements.

Desired Skills

AWS Certification: AWS Certified Developer – Associate or Professional.