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Part-Time Information Systems Security Officer (ISSO) [DAISSO10]

Air Combat Effectiveness Consulting
Lexington, MD Part Time
POSTED ON 5/7/2026
AVAILABLE BEFORE 7/6/2026

Description

  

ACE Consulting Group, LLC is seeking a part-time Information Systems Security Officer (ISSO).  The position will require between 60-80 hours per month with travel 3 days per quarter and is ideal for a candidate seeking exciting system security work that is less than full time.  The ISSO is responsible for maintaining the confidentiality, integrity, and availability of a classified computing environment by designing, integrating, and promoting security features, products, and procedures to ensure operational system authorization and accreditation within the Risk Management Framework (RMF) and associated policy, procedures and guidelines.


POSITION DUTIES AND RESPONSIBILITIES:

  • Ensuring systems are operated, maintained, and disposed of in accordance with security policies and procedures as outlined in the security plan.
  • Executing the continuous monitoring strategy.
  • Ensuring user activity monitoring data is analyzed, stored, and protected in accordance with policies and procedures.
  • Verifying the implementation of delegated aspects of the system security program.
  • Ensuring all proper account management documentation is completed prior to adding and deleting system accounts.
  • Verifying all system security documentation is current and accessible to properly authorized individuals.
  • Conducting periodic assessments of authorized systems and providing the ISSM with corrective actions for all identified findings and vulnerabilities.
  • Ensuring audit records are collected and analyzed in accordance with the security plan.
  • Reporting all security-related incidents to the ISSM.
  • Monitoring system recovery processes to ensure security features and procedures are properly restored and functioning correctly.
  • Serving as a member of the Configuration Control Board (CCB), if designated by the ISSM.
  • Completion of the required ISSM training within 6 months of appointment.

Requirements

  

  • Active Secret clearance (or current Tier 3 investigation)
  • 10 years of experience performing IS security and administration functions
  • 5 years of experience performing in an ISSO/ISSM position or role 
  • Must currently have a CompTIA Security certification
  • Must currently have or be able to obtain DoD IAM Level 2 within 6 months of start date
  • Experience with Windows 11 and Linux systems administration
  • Working knowledge of Microsoft Office (Word, PowerPoint, and Excel) 

ACE Group is a Service-Disabled Veteran Owned Small Business that provides expertise in the operational application of current and future airborne weapons systems, with an emphasis on their lethality and survivability in the Battlespace.

Our employees draw from a wealth of personal, professional and company experience to provide our Nation’s decision makers with the knowledge required to optimally equip our Armed Services with affordable, lethal and survivable weapons systems.

We serve as our customers’ most trusted agents in their goal of producing enterprise-wide survivability investments and executable programs. We fill key roles within customer offices, offering critical knowledge regarding design, development, procurement, and test and evaluation of new and upgraded weapons and platforms.

ACE Group’s philosophy is simple: Our success must be grounded on service and honest relationships. We focus on meeting

the needs of our customers and employees, and trust that with those satisfied employees and satisfied customers, the business will take care of itself.

Hourly Wage Estimation for Part-Time Information Systems Security Officer (ISSO) [DAISSO10] in Lexington, MD
$25.00 to $32.00
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