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Information Systems Security Officer; ISSO Skill Level 3

Job in Bethesda, Montgomery County, Maryland, 20811, USA
Listing for: CACI International Inc
Full Time position
Listed on 2026-02-12
Job specializations:
  • IT/Tech
    Cybersecurity, Information Security, Network Security, Systems Administrator
Salary/Wage Range or Industry Benchmark: 103800 - 218100 USD Yearly USD 103800.00 218100.00 YEAR
Job Description & How to Apply Below
Position: Information Systems Security Officer (ISSO) Skill Level 3

Overview

  • Job Category:
    Security
  • Time Type:
    Full time
  • Minimum Clearance Required to Start: TS/SCI with Polygraph
  • Employee Type:
    Regular
  • Percentage of

    Travel Required:

    Up to 10%
  • Type of Travel:
    Local
The Opportunity
  • Support and maintain an organization’s information assurance program, including the development, coordination, implementation, and enforcement of security policies, standards, and methodologies.
  • Maintain the operational security posture of information systems by managing day-to-day security operations and ensuring compliance with established security procedures.
  • Evaluate and implement security solutions to meet requirements for processing classified information, including conducting vulnerability and risk assessments for certification and accreditation.
  • Manage configuration control for system security software, hardware, and firmware, assessing and documenting the security impact of system changes.
  • Prepare, review, and support security documentation and authorization activities, including SSPs, Risk Assessments, C&A packages, SRTMs, and compliance with the NIST RMF.
  • Heavy emphasis on secure Wi-Fi not on cellular technology
Responsibilities
  • Support senior ISSOs and the ISSM in implementing, enforcing, and maintaining information systems security policies, standards, and methodologies.
  • Develop, update, and maintain system security policies, System Security Plans (SSPs), and other cybersecurity documentation to ensure compliance.
  • Provide and manage configuration management (CM) for security-relevant software, hardware, and firmware, including control of system changes and security impact assessments.
  • Maintain accurate records and inventories for workstations, servers, network devices, and system upgrades.
  • Evaluate and validate security solutions to ensure compliance with requirements for processing classified information.
  • Maintain the operational cybersecurity posture of systems, programs, or enclaves through continuous monitoring and day-to-day security operations.
  • Assist with and obtain Certification and Accreditation (C&A) for information systems, including development and maintenance of C&A documentation in accordance with ODNI and DoD policies.
  • Administer user identification, authentication mechanisms, and access controls for information systems.
  • Plan, coordinate, and support information assurance and IT security programs across programs, organizations, systems, or enclaves.
  • Provide oversight and direction to contractor ISSOs and serve as an ISSM when required.
Qualifications
  • Fifteen (15) years of experience as an ISSO on programs or contracts of similar scope, type, and complexity.
  • At least three (3) years of experience in three or more of the following areas: current security tools, hardware/software security implementation, communication protocols, and encryption techniques/tools.
  • Bachelor’s degree in Computer Science or a related field from an accredited institution, or five (5) additional years of ISSO experience in lieu of a degree.
  • DoD 8570 compliance with Information Assurance Management (IAM) Level I certification.
  • Experience with security policies in mobile environments (infrastructure and end user) if assigned to DES Mobility Services tasks.
What You Can Expect

A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.

An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.

Your potential is limitless. So is ours.

Learn more about CACI here.

Pay Range

The Proposed Salary Range For This Position Is: $103,800 - $218,100.…

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