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# Information Systems Security Engineer (ISSE)

- **Company:** Evans & Chambers Technology
- **Location:** Washington, DC, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Agile Methodology, Amazon Web Services, Bash Shell, Command-Line Interface, Cloud Computing, CompTIA Security+, Cyber Security, Linux, DevOps, Subnetting, Virtual Private Networks (VPN), Information Systems Security Architecture Professional, Python (Programming Language), Networking Basics, Routing, Systems Development Life Cycle, Workflow Management Systems, Privacy Controls, Scripting, Firewalls (Computer Science), Vulnerability Analysis
- **Published:** August 9, 2026
- **Apply:** https://us.experteer.com/career/view-jobs/information-systems-security-engineer-isse-washington-dc-usa-58870888

## About the Role

apply scanning and remediation planning * Interface with ISSMs to support accreditation * Lead or participate in TEMs and document outcomes Tasks * 6-10 years of ISSE or cybersecurity experience * Active TS/SCI with Polygraph * BS in a technical discipline or equivalent experience * CISSP or CompTIA Security+ preferred * Linux experience with command line proficiency * Scripting in Bash, Python, or similar * Solid networking fundamentals (ports, routing, subnets, VPNs, firewalls) * Experience in Agile development environments * Strong knowledge of NIST SP 800-37, 800-53, 800-160, DISA/CIS STIGs, and CVE management * Experience with RMF workflow tools and processes * Strong written and verbal communication skills Key requirements *

## Description

Experteer Overview In this role you will apply security controls and guidance to cloud-based systems in a classified environment, partnering across software, systems, DevOps, and architecture teams. You will help design secure architectures, embed security into the SDLC, and lead assessment activities to maintain A&A readiness. The position sits within a mission-focused defense tech company delivering integrated, resilient digital solutions. You'll work with cross-functional teams to identify and remediate vulnerabilities and ensure compliance. Compensation / Benefits * Identify and implement NIST SP 800-53 security and privacy controls * Develop secure baselines per DISA STIGs and CIS guidelines * Contribute to secure architectures and system designs * Embed security requirements throughout SDLC * Perform Continuous Monitoring in support of A&A * Create, review, and maintain A&A artifacts * Conduct security analysis and monitoring across a 100% AWS environment * Perform vulnerability scanning and remediation planning * Interface with ISSMs to support accreditation * Lead or participate in TEMs and document outcomes Tasks * 6-10 years of ISSE or cybersecurity experience * Active TS/SCI with Polygraph * BS in a technical discipline or equivalent experience * CISSP or CompTIA Security+ preferred * Linux experience with command line proficiency * Scripting in Bash, Python, or similar * Solid networking fundamentals (ports, routing, subnets, VPNs, firewalls) * Experience in Agile development environments * Strong knowledge of NIST SP 800-37, 800-53, 800-160, DISA/CIS STIGs, and CVE management * Experience with RMF workflow tools and processes * Strong written and verbal communication skills Key requirements *


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