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Salary
$68k – $142k per year
Location
In office (United States)
Seniority
Senior · 5+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 5, 2026. First seen by Alion on Nov 4, 2026. CACI International scores D on the Alion truth index.

Overview
Company
Impact
Profile match
CACI International is an American technology company founded in 1962 that works almost entirely for United States defence, intelligence and federal civilian agencies. It has moved from being a conventional IT services contractor toward supplying its own technology, with a substantial expeditionary electronic warfare and signals intelligence product line, photonics and optical communications for space, and secure network modernisation. Headquartered in Reston, Virginia, the company employs more than twenty thousand people, the majority holding security clearances, and has grown through a steady programme of acquisitions that add differentiated technology rather than headcount alone.
Job Title: Cyber Security ISSOJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCIEmployee Type: RegularPercentage of Travel Required: Up to 25%Type of Travel: Continental US* * *

The Opportunity:

CACI has an exciting new opportunity for an Information Systems Security Officer to its cyber security team in Cheyenne, WY supporting the Mobile Command and Control Systems Program Office within the Air Force Life Cycle Management Center. This position is located in Cheyenne, WY.

Responsibilities:

Perform systems design, development, and integration throughout the entire system life cycle.

  • Oversee moderately complex infrastructure, including installing, configuring, testing, and maintaining operating systems, application software, and system management tools.
  • Conduct systems modeling, simulation, and analysis to optimize performance and efficiency.
  • Implement and maintain robust security measures, including backup and redundancy strategies.
  • Prepare and maintain comprehensive documentation for processes and procedures related to engineering projects. Qualifications: Required: Active DoD TS/SCI
  • Education: B.S.; Information Technology/Systems, Computer Science, Computer Engineering, Electrical Engineering
  • Experience: 3-5 years related experience with Bachelors Degree
  • Experience: 6-8 years related experience without a Bachelors Degree

o An understanding of the relationship between system controls and how they affect system security

o A minimum of 5 years monitoring system NIST compliance using available workflow tools

o A minimum of 3 years using eMASS as a system certification and accreditation tracking tool

o A minimum of 3 years of practical experience transitioning to and operating within RMF in DoD applications

o Experience in initial risk assessment activities and ability to assist Authorizing Official risk determination with risk acceptance

  • Advanced knowledge of information technology and networking, including a working knowledge in one of the following: IP Networking, cyber security, or software development
  • Advanced knowledge and understanding of Windows Server, Active Directory, DHCP, DNS and WSUS/SCCP
  • Advanced knowledge of Microsoft Windows and Linux software applications and other applications as required
  • Must hold at least one active Department of Defense 8140 Information Assurance Technical (IAT) Level II: Security+ CE; CCNA Security; CySA+; GICSP; GSEC; SSCP; CND; RHCSA

Desired:

Experience as an ISSO/ISSM managing systems approved to process classified information including working knowledge of the National Industrial Security Program Operating Manual (NISPOM), Intelligence Community Directives (ICD 503, etc.), Joint SAP Implementation Guide (JSIG), and Risk Management Framework (RMF) as prescribed in NIST SP 800-53, SP 800-53A, and SP 800-137.

  • Knowledge of Air Force cyber security policies.
  • Experience submitting ATO documentation in eMASS and Xacta.
  • Willingness and ability to quickly learn new technologies
  • Work in a team environment
  • Active TS/SCI security clearance
-

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.

Pay Range:

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

The proposed salary range for this position is:

$67,800 - $142,200

CACI is an Equal Opportunity Employer.All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

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