American Systems Corporation
American Systems Corporation

Information Systems Security Engineer (ISSE) Top Secret Clearance w/SCI eligibility

Dallas, TX, US • Posted 60+ days ago • Updated 1 hour ago
Full Time
On-site
Fitment

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Job Details

Skills

  • Security Controls
  • Information Systems
  • ISSE
  • Auditing
  • Firewall
  • Management
  • Regulatory Compliance
  • Continuous Monitoring
  • Documentation
  • Recovery
  • Change Management
  • Incident Management
  • Collaboration
  • Systems Design
  • Security Clearance
  • Continuous Integration
  • CISSP
  • CISA
  • GCIH
  • Cisco Certifications
  • SAP
  • eMASS
  • XACTA
  • RMF
  • Risk Management Framework
  • ICD
  • NIST SP 800 Series
  • DoD
  • Authorization
  • Security Analysis
  • Command-line Interface
  • Splunk
  • HBSS
  • McAfee ePO
  • DLP
  • Security Engineering
  • Linux
  • Microsoft Windows
  • Cisco
  • Database
  • SQL
  • Oracle

Summary

Overview

AMERICAN SYSTEMS is seeking a highly experienced Information Systems Security Engineer (ISSE) to support a Special Access Program (SAP) in Dallas, Texas.

This role is suited for an experienced security engineer who combines deep JSIG and RMF expertise with hands-on security assessment experience across both Linux and Windows systems in highly restricted environments. The ideal candidate understands security controls at an engineering level and can author, tailor, and defend documentation without reliance on automated RMF tools.

*** This job requisition is for potential upcoming work at AMERICAN SYSTEMS and does not represent a current opening. Qualified candidates will be contacted when the work becomes available. ***

Responsibilities

As an Information Systems Security Engineer (ISSE) at AMERICAN SYSTEMS, you will:
  • Design and implement enterprise-level security architectures for SAP systems
  • Apply JSIG requirements to system authorization, control implementation, and documentation
  • Manually develop RMF/JSIG authorization artifacts, including SSPs, control narratives, POA&Ms, and supporting evidence
  • Perform hands-on security assessments on Linux and Windows systems, including command-line audits, compliance scans, log review, and control validation
  • Analyze scan results, identify security gaps, and support remediation planning and execution
  • Validate and implement host-based firewall and security configurations in coordination with system administrators
  • Manage and track POA&Ms through mitigation, remediation, or risk acceptance
  • Ensure system compliance through continuous monitoring of controls, procedures, and documentation
  • Identify security deficiencies and provide actionable remediation recommendations
  • Support system recovery and security oversight following outages or incidents
  • Participate in change management activities, assessing security impacts to SAP systems
  • Support security investigations, incident response, and remediation activities
  • Collaborate with engineering teams to integrate security requirements into system design and production releases

AMS1

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Qualifications

  • Active Top Secret clearance with SCI eligibility
  • Willingness to submit for a CI Polygraph

Education, Experience and Certifications
  • Bachelor's degree in a STEM discipline with 10-11 years of relevant experience, or
    • Master's degree with 8-10 years of relevant experience
  • Minimum 5 years of experience designing and implementing enterprise-scale security solutions
  • DoD 8140 IAT Level III-equivalent certification (e.g., SecurityX, CISSP, CCNP Security, CISA, GCED, GCIH, or CCSP)

SAP and Authorization Expertise
  • Demonstrated experience supporting Special Access Programs (SAP)
  • Working knowledge of JSIG and its application to RMF authorization
  • Proven experience authoring RMF/JSIG artifacts by hand, without reliance on automated RMF tools (eMASS, Xacta, etc.)
  • Strong background in RMF, ICD 503, NIST SP 800-53, DCID 6/3, or current DoD authorization practices

Technical Security Experience
  • Hands-on security assessment experience across Linux systems, including command-line validation when required
  • Experience supporting security tools such as Splunk Enterprise, HBSS, McAfee ePO, ENS, and DLP
  • Demonstrated security engineering experience across Linux, Windows, Cisco platforms, databases (SQL or Oracle), and virtualized environments

EEO Statement

EEO Race/Sex/Disability StatVeteran Status
Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.
  • Dice Id: RTL010594
  • Position Id: f5a8a059217a32456556d23721d82c60
  • Posted 30+ days ago
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