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Employee
Administrative
ISSO with Security Clearance
Beacon HillBurlington, MA🇺🇸United StatesPosted 15 Jul 2026
Quick Overview
Work Type
Hybrid
Schedule
Employee
Level
Mid Senior
Job Description
ISSO
As an Information System Security Officer (ISSO) you will support government and defense programs.
A Top Secret/ SCI (TS/SCI) clearance is required and willingness to obtain a CI Poly
(Due to the nature of the work an ACTIVE TS/SCI clearance is required) Responsibilities
• The ISSO will perform security assessments, monitoring, tests, and reviews. • The ISSO will ensure proper measures are taken when there is an incident or vulnerability affecting classified systems or information is discovered.
• Minimum 4+ yrs of experience
• Security+ certification or higher
• Top Secret Clearance/SCI, willing to pass CI poly
• The ISSO will conduct network, system, and application vulnerability scanning, configuration assessment, and remediation.
• Lead and align IT security priorities with the security strategy.
• Compliance assessment and review impact on levels of risk, effectiveness of cyber security program
• NIST, RMF, STIG/SCAP
• The ISSO will conduct network, system, and application vulnerability scanning, configuration assessment, and remediation.
• Ensure that (POA&Ms) plans of actions and milestones or remediation plans are in place • Development and maintenance of System Security Plans (SSP) and Plan of Action & Milestones (POA&M)
• The ISSO will perform risk assessments, creates reports and manage continuous monitoring strategy.
As an Information System Security Officer (ISSO) you will support government and defense programs.
A Top Secret/ SCI (TS/SCI) clearance is required and willingness to obtain a CI Poly
(Due to the nature of the work an ACTIVE TS/SCI clearance is required) Responsibilities
• The ISSO will perform security assessments, monitoring, tests, and reviews. • The ISSO will ensure proper measures are taken when there is an incident or vulnerability affecting classified systems or information is discovered.
• Minimum 4+ yrs of experience
• Security+ certification or higher
• Top Secret Clearance/SCI, willing to pass CI poly
• The ISSO will conduct network, system, and application vulnerability scanning, configuration assessment, and remediation.
• Lead and align IT security priorities with the security strategy.
• Compliance assessment and review impact on levels of risk, effectiveness of cyber security program
• NIST, RMF, STIG/SCAP
• The ISSO will conduct network, system, and application vulnerability scanning, configuration assessment, and remediation.
• Ensure that (POA&Ms) plans of actions and milestones or remediation plans are in place • Development and maintenance of System Security Plans (SSP) and Plan of Action & Milestones (POA&M)
• The ISSO will perform risk assessments, creates reports and manage continuous monitoring strategy.
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