Information Systems Security Officer (ISSO) (Engineer Info Assurance 3) - 30059

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Date: Aug 31, 2026

Location: Hurlburt Field, FL, Florida, United States

Company: HII's Mission Technologies division

Requisition Number: 30059 

Required Travel: 0 - 10%

Employment Type: Full Time/Salaried/Exempt

Anticipated Salary Range: $86,519.00 - $110,000.00 

Security Clearance: TS/SCI  

Level of Experience: Senior 

 

This opportunity resides with Global Security (GS). Mission Technologies’ Global Security (GS) group comprises live, virtual, constructive (LVC) solutions; fleet sustainment; nuclear and environmental; and Australia business.

As a trusted partner to our military customers, HII designs, develops and operates the largest LVC enterprise that prepares warfighters for cross-domain battle. With advanced technologies to enable mission readiness, HII understands that preparation requires full coordination—not readiness in piece-parts.

For more than 40 years, the U.S. Navy has entrusted HII to maintain and modernize the vast majority of its fleet. With a holistic approach to life-cycle maritime defense systems—from small watercraft to submarines, surface combatants and aircraft carriers—HII ensures a high state of readiness.

HII supports the Department of Energy’s national security mission through the management and operation of its sites, as well as the safe cleanup of legacy waste across the country. HII meets clients’ toughest nuclear and environmental challenges.

 

Leadership Mindset at HII – Mission Technologies

Leadership at HII is a mindset, not a title. Through our Leadership Capability Framework, we define how every employee grows, leads, and contributes—regardless of role. It sets the standard for how you can develop yourself and what you can expect from leaders across our organization. We look for candidates who want to grow in alignment with these capabilities:

  • Know & Grow Your People – Commit to learning and supporting team success.
  • Build Relationships – Communicate openly, collaborate well, and build trust.
  • Take Ownership – Deliver on commitments and take pride in your work.
  • Customer First – Focus on the mission and those we serve.
  • Shape the Future – Bring ideas, curiosity, and continuous improvement.
  • Act with Urgency – Take initiative and follow through with purpose.

These capabilities guide how all employees contribute to our shared success across Mission Technologies.

Job Description

Mission Technologies, a division of HII, is seeking an Information Systems Security Officer (ISSO) to support the 14th Weapons Squadron, located at Hurlburt Field, Florida.

Essential Job Responsibilities

  • Draft, review, and update Risk Management Framework (RMF) artifacts required for achieving an Authority to Operate (ATO) for emerging systems.
  • Develop and maintain the System Control Traceability Matrix (SCTM) and System Security Plan (SSP), manage system changes, support Assessment & Authorization (A&A) documentation, and assess the security impact of modifications.
  • Write System Security Plans (SSP), Plan of Actions & Milestones (POA&M), Continuous Monitoring Plan, Risk Assessments, Privacy Impact Analyses (PIA), and supporting documentation for systems subject to NIST SP 800-53.
  • Lead Security Assessment and Authorization processes and procedures.
  • Report all cybersecurity incidents to the program Information Systems Security Managers (ISSM) through reports and briefings.
  • Provide support for implementing and enforcing information systems security policies, standards, and methodologies.
  • Assist in the evaluation of security solutions to ensure they meet security requirements for processing classified information.
  • Maintain records on workstations, servers, routers, firewalls, intelligent hubs, network switches, etc. to include system upgrades.
  • Evaluate security solutions to ensure they meet security requirements for processing classified information.
  • Provide support to the Information System Security Manager (ISSM) for maintaining the appropriate operational IA posture for a system, program, or enclave.
  • Accounts - creation, management, audit and disposal for permanent party, students and guest help.
  • Ensure all users have requisite security clearances and accesses, authorization, need-to-know, and are made aware of applicable security responsibilities before access is granted.
  • Ensure information systems are operated, maintained, and disposed of in accordance with policies.
  • Ensure all SCIF and SAPF information systems security-related. documentation is current and accessible to properly authorized individuals.
  • Formally notify responsible parties when changes occur which may affect information system or space accreditation/certification.
  • Maintain an equipment inventory of all systems in SCIF/SAPF.
  • Coordinate any changes or modifications to hardware, software, or firmware of information systems with appropriate approving authority prior to changes.
  • Initiate protective and corrective measures when a security incident is discovered.
  • Operate and maintain all internal network infrastructure devices up to the TACLANE.
  • Conduct inspections as per policies.

Minimum Qualifications

  • 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience.
  • Must have an active TS/SCI DoW clearance; ability to be read into multiple Special Access Programs.
  • Strong understanding and experience with the Risk Management Framework, Joint SAP Implementation Guide (JSIG), and RMF Bodies of Evidence.
  • Excellent oral and written communication skills, collaboration skills, and experience in presenting cybersecurity issues to all levels of management, as well as non-technical staff.
  • Strong work ethic, demonstrated self-starter with the ability to work in a fast paced, team-oriented environment.

Preferred Requirements

  • Bachelor's Degree in either Computer Science, Information Systems Management, Information Technology, and five (5) years of relevant experience, as described below. In absence of a degree, nine (9) relevant experience as described below.
  • Five (5) years of experience with any combination of the following: cybersecurity, network security architecture, system hardening, auditing/compliance methods, Information Technology, and/or systems security engineering concepts such as topology, protocols, components, and/or principles (e.g., application of defense-in-depth).
  • Experience supporting cybersecurity compliance as stipulated by NISPOM/DAAPM, JSIG, ICD 503, STIGs and associated NIST publications.


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.

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 C5ISR, 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, click here for a short video: https://vimeo.com/732533072

HII is more than a job - it’s an opportunity to build a new future. We offer competitive benefits such as best-in-class medical, dental and vision plan choices; wellness resources; employee assistance programs; Savings Plan Options (401(k)); financial planning tools, life insurance; employee discounts; paid holidays and paid time off; tuition reimbursement; as well as early childhood and post-secondary education scholarships. Bonus/other non-recurrent compensation is occasionally offered for qualified positions, and if applicable to this role will be addressed by the recruiter at the screening phase of application.

Why HII
We build the world’s most powerful, survivable naval ships and defense technology solutions that safeguard our seas, sky, land, space and cyber. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.

Recognized as one of America’s top large company employers, we are a values and ethics driven organization that puts people’s safety and well-being first. Regardless of your role or where you serve, at HII, you’ll find a supportive and welcoming environment, competitive benefits, and valuable educational and training programs for continual career growth at every stage of your career.

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, physical or mental disability, age, or veteran status or any other basis protected by federal, state, or local law.

Do You Need Assistance? 
If you need a reasonable accommodation for any part of the employment process, please send an e-mail to buildyourcareer@hii-co.com and let us know the nature of your request and your contact information. Reasonable accommodations are considered on a case-by-case basis. Please note that only those inquiries concerning a request for reasonable accommodation will be responded to from this email address. Additionally, you may also call 1-844-849-8463 for assistance. Press #3 for HII Mission Technologies.