Systems Engineer - Subject Matter Expert

Evans & Chambers Technology; Chantilly (VA); On-site; USD 100,000 - 130,000; Full time

Job summary

A leading defense technology firm seeks a Systems Engineer - Subject Matter Expert to support critical national defense solutions. The successful candidate will require an active TS/SCI with Polygraph and experience in AWS, SQL, and Agile tools. Responsibilities include system integration, requirements analysis, and accreditation support in a fast-paced environment. This on-site position in Chantilly, VA offers the chance to work on transformative projects supporting our nation's defense.

Qualifications

• Active TS/SCI with Polygraph security clearance is required.
• Experience with AWS and SQL is essential.
• Proficiency in Agile tools like JIRA and Confluence is preferred.

Responsibilities

• Oversee system build-out, maintenance, and monitoring.
• Conduct requirements decomposition and allocation.
• Provide ATO/Accreditation support as needed.
• Support security scanning, POAM tracking, and RMF compliance.

Skills

AWS cloud experience

SQL proficiency

Agile tools (JIRA, Confluence, ServiceNow)

Terraform or CloudFormation

DevSecOps experience

Linux administration

Job description

Systems Engineer - Subject Matter Expert

Evans & Chambers Technology (EC) partners with the US national defense community to create fully integrated, resilient, and innovative digital solutions that enable them to make smart decisions in real-time. We work with our customers on everything from conquering their data to improving and safeguarding IT infrastructure. Our ultimate goal? To enhance our nation's ability to identify, address, and act - no matter what challenges arise.

Evans & Chambers Technology (EC)

Location: Chantilly, VA (On-Site)

Required Clearance: Active TS/SCI with Polygraph

Primary Responsibilities

• System build‑out, maintenance, monitoring
• Requirements decomposition and allocation
• Functional and cost analysis
• Systems integration and lifecycle support
• ATO/Accreditation support
• Security scanning, POAM tracking, RMF/NIST compliance
• Tier 3/4 support
• Monthly release management (occasional evening support required)

Required Qualifications

• Active TS/SCI with Polygraph
• AWS cloud experience
• SQL proficiency
• Agile tools (JIRA, Confluence, ServiceNow)
• Terraform or CloudFormation
• DevSecOps experience
• Linux administration
• Accreditation processes (RMF, Xacta, GreenLight)

Desired Qualifications

• IdAM/ICAM delivery experience
• LDAP
• Security+ or CISSP
• AWS Certification

All employment opportunities are made without regard to age, race, creed, color, religion, sex, national origin, ancestry, disability status, veteran status, sexual orientation, gender identity or expression, genetic information, marital status or any other basis protected by law.