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Information System Security Officer; ISSO Security Clearance

Job in Patterson, Hardin County, Ohio, USA
Listing for: HII Mission Technologies
Full Time position
Listed on 2026-01-01
Job specializations:
  • IT/Tech
    Cybersecurity, Information Security
Salary/Wage Range or Industry Benchmark: 72181 USD Yearly USD 72181.00 YEAR
Job Description & How to Apply Below
Position: Information System Security Officer (ISSO) with Security Clearance
Location: Patterson

Requisition Number: 25661 Required Travel: 0 - 10%

Employment Type:

Full Time/Salaried/Exempt Anticipated Salary Range: $72,181.00 - $ Security Clearance: TS/SCI Level of

Experience:

Mid This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5

ISR systems. HII works within our nation's intelligence and cyber operations communities to defend our interests in cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners. Meet HII's Mission Technologies Division Our team of more than 7,000 professionals worldwide delivers all-domain expertise and advanced technologies in service of mission partners across the globe.

Mission Technologies is leading the next evolution of national defense - the data evolution - by accelerating a breadth of national security solutions for government and commercial customers. Our capabilities range from C5

ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class. Find the role that's right for you. Apply today. We look forward to meeting you. To learn more about Mission Technologies,  for a short video:  

Job Description As the Information Systems Security Officer (ISSO) the individual works closely with the Information Systems Security Manager (ISSM) proposing, coordinating, implementing and enforcing information system security policies, standards and methodologies. Implementing operating systems and network devices security configuration in accordance with approved Security Technical Implementation Guides (STIGs). Collaborate with team members to define and implement cybersecurity requirements for managed systems and software.

Conduct security assessments of Risk Management Framework (RMF) controls implemented for assigned systems. Identify corrective actions and mitigation strategies to achieve and sustain RMF compliance. Job

Duties Include:

Performing vulnerability assessments using the Assured Compliance Assessment Solution (ACAS), Security Technical Implementation Guide (STIG), and the Security Content Automation Protocol (SCAP). Performing security control continuous monitoring, security audits, risk analysis and developing mitigation strategies for DoD information systems. Essential

Job Responsibilities Assist with all activities associated with the assessment and authorization (A&A) of all hosted computing environments. Perform cybersecurity site audits to verify architecture analysis, cybersecurity requirements and controls, verify mitigation actions, witness cybersecurity testing and evaluation and to assist the ISSM with the final approval for Authority to Operate (ATO) and/or Authority to Connect (ATC). Interface with end users to discuss IT, data management and collaboration tools understanding and benefits.

Ensures software, hardware and firmware complies with appropriate security configuration guidelines. Coordinates changes or modifications with the ISSM and SCAR/SCA. Initiates protective or corrective measures, in coordination with the ISSM. Reports security incidents or vulnerabilities to the ISSM.

Minimum Qualifications
* 2 years relevant experience with Bachelors in related field; 0 years experience with Masters in related field; or High School Diploma or equivalent and 6 years relevant experience.
* Experience planning and implementing network layouts of varying classifications in SCIF/SAPF spaces.
* Ability to coordinate and plan IT requirements across several Enterprise, MAJCOM, and agency partners.
* Familiarity with ICD/ICS 705 Standards as they pertain to networks.
* DoD 8570 (Sec+ or applicable) IAT level II cert required
* Active TS/SCI clearance with ability to gain SAP/SAR Preferred Requirements Experience working as a COMSEC responsible Officer or familiarity handling and safeguarding COMSEC

Physical Requirements May require working in an office or laboratory environment. Capable of climbing ladders and tolerating confined spaces and extreme temperature variances. The listed salary range for this role is intended as a good faith estimate based on the role's location, expectations, and responsibilities. When extending an offer, HII's Mission Technologies division takes a variety of factors into consideration which include, but are not limited to, the role's function and a candidate's education or training, work experience, and key skills.

Together we are working to ensure a future where everyone can be free and thrive. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin,…
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