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M.C. Dean, Inc Logo M.C. Dean, Inc · IT - Administration

Information System Security Officer 5

United States, Annapolis Junction 150080.00 - 225120.00 USD / Year · Job Posted March 26, 2026
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Job Description

We are seeking a Information System Security Officer 5 (ISSO) to join our Security and Electronic Systems (SES) business Unit. As part of (SES) Strategic Business Unit you will be part of a team that designs, engineers, integrates, operates and maintains electronic security services inclusive of intrusion detection, access control, biometric authentication, video surveillance, audio visual, it systems, perimeter defense and command and control systems for federal, local and commercial customers across high-growth markets.

Job Responsibility

  • Provide support for proposing, coordinating, implementing, and enforcing information systems security policies, standards, and methodologies
  • Maintain operational security posture for an information system or program
  • Assist with the management of security aspects of the information system and performs day-to-day security operations
  • Assist in the evaluation of security solutions
  • Provide support to the Information System Security Manager (ISSM)
  • Perform vulnerability/risk assessment analysis to support certification and accreditation
  • Provide configuration management (CM) for information system security software, hardware, and firmware
  • Manage changes to system and assesses the security impact of those changes
  • Support security authorization activities in compliance with NIST-based Intelligence Community and DoD accreditation processes
  • Develop and maintain documentation for C&A
  • Prepare and review documentation to include System Security Plans (SSPs), Risk Assessment Reports, Certification and Accreditation (C&A) packages, and System Requirements Traceability Matrices (SRTMs)
  • Maintain records on workstations, servers, routers, firewalls, intelligent hubs, network switches, etc.
  • Administer the user identification and authentication mechanism of the Information System (IS)
  • Support planning and coordination of the IT security programs and policies
  • Obtain C&A for Information Systems under their purview
  • Serve as the Approval Authority for Information Systems under their control

Requirements

  • Active DoD TS/SCI w/ polygraph clearance is required
  • Bachelor’s Degree preferred
  • Computer Science, Engineering, Information Technology, or Cybersecurity Discipline preferred
  • 10+ years of progressive experience as an ISSO on programs and contracts of similar scope, type, and complexity is required
  • Experience in at least two of the following areas: knowledge of current security tools
  • hardware/software security implementation
  • communication protocols
  • encryption techniques/tools
  • DoD 8570 IAM Level-II certification or higher

What we offer

  • Medical, dental, vision, life, and disability insurance
  • Paid time off
  • Tuition reimbursement
  • 401k Retirement Plan
  • Military Reserve pay offset
  • Paid maternity leave
  • Professional and technical training programs
  • Leadership training
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