Systems Engineer Mid (TS/SCI w/ Poly)

JTEC Consulting LLC; Chantilly (VA); On-site; USD 110,000 - 160,000; Full time

Job summary

JTEC Consulting LLC is seeking a proactive Mid-Level Systems Engineer (TS/SCI w/ Poly) in Chantilly, VA. This on-site role supports a 24/7 on-call rotation to maintain secure, scalable infrastructure across corporate and production networks.

Ideal candidates will have 2–6 years of systems engineering experience, a STEM degree, and active clearance. Responsibilities include design, automation, incident resolution, and collaboration with software teams to uphold security and uptime.

Qualifications

• U.S. citizenship
• Current TS/SCI with agency-specific polygraph required for consideration
• 2-6 years of related professional experience in systems engineering, system administration, software testing, or DevOps environments
• Bachelor's degree in a STEM field (Science, Technology, Engineering, or Mathematics)
• Availability to support on-call 24/7 rotation schedule

Responsibilities

• System Design and Implementation: Architect, install, configure, test, and maintain operating systems, application software, and system management tools across diverse network environments
• Security and Compliance: Ensure secure application environments and maintain compliance standards
• High Availability and Redundancy: Develop and validate multi-tiered backup strategies, disaster recovery runbooks, and redundancy mechanisms
• Monitoring and Proactive Maintenance: Monitor infrastructure performance, analyze resource utilization, and optimize to preserve high availability
• Automation and Scripting: Create automated workflows and scripts to streamline tasks and reduce drift
• Incident Management and Troubleshooting: Diagnose and resolve complex multi-layer issues across hardware, OS, networking, and apps
• On-Call Support: Support 24/7 on-call rotation requirements
• Cross-Functional Collaboration: Work with software engineers, product managers, and leadership to translate requirements into reliable infrastructure
• Technical Documentation: Maintain architectural blueprints, SOPs, runbooks, and support docs

Education

Bachelor's degree in STEM field

Tools

Terraform

Ansible

Docker

Kubernetes

Jenkins

Git

Python

Bash

Linux/Unix

Job description

Systems Engineer Mid (TS/SCI w/ Poly)
Chantilly, VA 20151

JTEC Consulting LLC focuses on successfully delivering solutions to meet our clients' most critical needs. Our founding members have decades of experience delivering a wide range of solutions to Air Force and DoD clients. We are a Veteran-Owned Small Business dedicated to bridging complex operational challenges with modern data solutions.

Security Clearance Requirement

Current TS/SCI with polygraph

Location Note

100% On-Site

Schedule

This position supports a 24/7 on-call rotation schedule

Relocation

Relocation support for candidates outside the commuting area will be considered

Position Description

JTEC Consulting is actively seeking a proactive and detail-oriented Mid-Level Systems Engineer to manage, scale, and secure our mission-critical application infrastructure across corporate and production networks. Our Systems Engineers maintain strict security compliance standards and ensure maximum system uptime and resiliency. Qualified candidates will have demonstrated experience supporting the design of robust system architectures, driving infrastructure automation, and resolving operational incidents.

A current security clearance with agency-specific polygraph is strictly required for consideration.

Key Responsibilities

• System Design and Implementation: Work as part of a collaborative team to architect, install, configure, test, and maintain operating systems, application software, and comprehensive system management tools across diverse network environments
• Security and Compliance: Provide direct technical support to ensure secure application environments and maintain compliance standards
• High Availability and Redundancy: Develop, implement, and validate multi-tiered backup strategies, disaster recovery runbooks, and redundancy mechanisms to guarantee business continuity
• Monitoring and Proactive Maintenance: Continuously monitor infrastructure performance, analyze resource utilization, identify operational bottlenecks, and execute proactive optimizations to preserve high availability
• Automation and Scripting: Engineer robust, automated workflows and scripts to streamline routine operational tasks, minimize configuration drift, and maximize deployment velocity
• Incident Management and Troubleshooting: Rapidly diagnose and resolve complex multi-layer technical issues spanning hardware, OS, networking, and application layers
• On-Call Support: Support contractual requirements for a scheduled 24/7 on-call rotation
• Cross-Functional Collaboration: Partner with software engineering teams, product managers, and leadership to translate application requirements into reliable infrastructure solutions
• Technical Documentation: Author and maintain architectural blueprints, standard operating procedures (SOPs), system runbooks, and support documentation
• Technology Evaluation: Continuously research and benchmark emerging infrastructure technologies, tools, and methodologies to drive modernization efforts

Requirements

• U.S. citizenship
• Current TS/SCI with agency-specific polygraph required for consideration
• 2-6 years of related professional experience in systems engineering, system administration, software testing, or DevOps environments
• Bachelor's degree in a STEM field (Science, Technology, Engineering, or Mathematics)
• Availability to support on-call 24/7 rotation schedule

Professional Competencies

• Strategic Problem Solving: Ability to evaluate short-term technical challenges within the context of the broader, long-term architectural vision
• Operational Discipline: Demonstrated time management and organizational capability to prioritize workloads under tight deadlines or high-priority incident scenarios
• Continuous Growth: A genuine passion for modern IT infrastructure, automation paradigms, and staying abreast of industry best practices
• Communication: Effective written and verbal communication skills to work as part of a collaborative, cross-functional team

Technical Requirements

• CI/CD Pipelines: Hands-on experience configuring and maintaining CI/CD pipelines and automated testing integrations (e.g., Jenkins)
• Core Systems & Scripting: Strong working knowledge of Linux/Unix environments, version control systems (Git), and scripting languages such as Python or Bash
• Methodologies: Solid working familiarity with Agile/Scrum development and delivery frameworks

Preferred Qualifications

• Hands-on experience with Infrastructure as Code (IaC) configuration management tools (e.g., Terraform, Ansible)
• Working knowledge of containerization and orchestration platforms (e.g., Docker, Kubernetes)
• Prior exposure to automated test frameworks and end-to-end infrastructure validation suites

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JTEC Consulting LLC provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.

Salary: JTEC offers competitive compensation and benefits to all employees. Salary ranges are advertised based on good faith estimates at the time of posting and indicating pay that JTEC anticipates for successful applicants. The estimated salary range displayed in this posting is dependent upon position requirements, individual qualifications, education, experience, location, and other job-related factors. Our recruiting team will review candidates' related experience and desired salary targets during the evaluation process. All qualified candidates will be considered.