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Applied Information Sciences

Senior Information Systems Security Engineer (ISSE)

Applied Information Sciences
Washington, DC $101k - $152k/yr Contract Posted 2h ago
Senior Cybersecurity Operations Data Security Dod Rmf Engineer Facilities Management Information Security Information Technology (IT) InfoSec Management Project Management Risk Governance Risk Management Rmf Security Security Compliance Security Operations Security Standards
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Job Description

The Senior Information Systems Security Engineer (ISSE) will help implement a Security Assessment and Authorization program and support the end-to-end RMF lifecycle for assigned information systems. The role emphasizes security engineering leadership, security-control expertise, and risk-focused support across assessment, authorization, and continuous monitoring activities.

On-site Location and Job Type

  • Location: Washington, DC (onsite)
  • Job Type: Contract
  • Availability Note: This position is included in an active proposal and is contingent upon contract award.

Compensation

  • Salary Range: USD 101,000 to 152,000 per year
  • Additional Detail: targeted base salary range for this role is $101,000-$152,000 per year

Core Responsibilities

  • Lead, mentor, and supervise security professionals supporting the end-to-end RMF lifecycle.
  • Coordinate RMF Prepare activities, ensuring roles, responsibilities, and risk-management strategies are established and maintained.
  • Guide information-system categorization based on mission or business impact and applicable regulatory requirements.
  • Advise on selecting, tailoring, and documenting security controls.
  • Oversee implementation of technical, operational, and management controls across system and application lifecycles.
  • Plan, execute, and document security-control assessments.
  • Prepare risk-management documentation that supports system authorization and executive decision-making.
  • Direct continuous monitoring and related assessment activities.
  • Provide technical cybersecurity expertise to support risk analysis, incident response, system remediation, and audit activities.
  • Collaborate with technical personnel to address security configurations and resolve technical security gaps.
  • Track and communicate security-engineering status, risks, and improvement opportunities to stakeholders.
  • Maintain current knowledge of RMF, NIST guidance, and industry security practices.

Required Qualifications

  • Experience: minimum 8 years in the secure design, analysis, and testing of information-security systems and products.
  • Experience: minimum 8 years applying methods, standards, and approaches to ensure baseline security safeguards are implemented and documented.
  • Experience: minimum 8 years developing and updating security test plans to identify and mitigate information-system risk.
  • Certifications: must possess at least one of the following: CCISO, CISA, CISM, CISSO, CISSP, CISSP-ISSEP, CPTE, CySA+, FITSP-A, GCSA, GSLC, GSNA.
  • Clearance: TS/SCI Eligible.

Skills and Tools

  • Frameworks and Guidance: RMF, NIST

Benefits

  • Employee Ownership
  • Continuous Learning: access to resources, training, and mentorship to support professional growth
  • Inclusive Culture
  • Mission-Driven Work: engage in projects that make a meaningful difference for clients and communities
  • competitive and fair compensation

Additional Position Notes

  • This role is contingent upon contract award. A proposal is currently underway, and candidates may be submitted as part of that effort.
  • Initial assignment: support the unique needs of the client as a Senior Information Systems Security Engineer (ISSE).
  • Team availability: 2 positions in Washington, DC and 1 position in Huntsville, AL (proposal-contingent).

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