Sr. Cybersecurity Information System Security Officer (ISSO)

Patrick SFB, FL
Full Time
Experienced

Title: Sr. Cybersecurity Information System Security Officer (ISSO)

Location: Patrick SFB, FL

Job Type: Full-Time, On-site (Pending Contract Award February 27, 2026)

Clearance Requirement: Active DoD Secret clearance required

Salary: Competitive

Experience and Certifications: Senior ISSO — 8+ years cybersecurity/IA experience, 5+ years DoD RMF experience, CISSP or CAP (DoD 8570/8140 compliant); Security+ CE acceptable if combined with relevant experience.

Mandatory: Considering candidates with US Citizenship only. Employer will not sponsor applicants for work visas for this position.

About the company: Since its founding in 1986, MILVETS Systems Technology, Inc. has been a reliable provider of quality services in the information and technology fields. As a Service-Disabled Veteran-Owned Small Business, certified by the Small Business Administration as a Small Disadvantaged Business, the company was founded to offer efficient, cost-effective information technology services to commercial and government clients.

Position Overview: The Senior Cybersecurity Information System Security Officer (ISSO) supports DoD information systems by ensuring compliance with Department of Defense cybersecurity policies and Risk Management Framework (RMF) requirements. This role provides senior-level cybersecurity oversight across system lifecycles, supporting system authorization (ATO), continuous monitoring, and operational security for classified and unclassified systems in support of unmanned rocket launches from the Eastern Range (Cape Canaveral Air Force Station, FL).

The Senior ISSO works closely with Information System Owners (ISOs), Information System Security Managers (ISSMs), system engineers, and program leadership to manage cybersecurity risk and maintain compliance in accordance with DoD and federal regulations.

Key Responsibilities:

RMF & Authorization Support:

  • Lead and support Risk Management Framework (RMF) activities per DoDI 8510.01
  • Create, review, and maintain RMF documentation, including System Security Plans (SSPs), Security Assessment Plans (SAPs), Security Assessment Reports (SARs), Plans of Action and Milestones (POA&Ms), and Continuous Monitoring (CONMON) plans
  • Support Authority to Operate (ATO), Interim Authority to Test (IATT), and ATO renewals for DoD systems
  • Coordinate with Authorizing Officials (AOs), Security Control Assessors (SCAs), and Information System Security Managers (ISSMs) throughout the authorization lifecycle

Compliance & Policy:

  • Ensure compliance with DoD cybersecurity policies, including DoD 8500-series, NIST SP 800-53, and CNSSI 1253
  • Prepare systems for eMASS submissions, audits, and inspections
  • Support internal and external cybersecurity assessments, including DCMA, DCSA, and command inspections
  • Interpret and apply security controls to meet mission and contractual requirements

Continuous Monitoring & Operations:

  • Execute continuous monitoring (CONMON) activities, including vulnerability scanning, Security Technical Implementation Guide (STIG) compliance, and security control assessments
  • Track and manage vulnerabilities, findings, and POA&Ms to closure
  • Monitor system changes for security impact and ensure RMF change management compliance
  • Support incident response, reporting, and remediation in coordination with program and Security Operations Center (SOC) teams

Technical & Security Oversight:

  • Ensure implementation and validation of DISA STIGs, SCAP scans, and security technical implementation guidance
  • Review system configurations for compliance with DoD security baselines
  • Coordinate with network, system, and cloud engineering teams to remediate security findings
  • Support both classified and unclassified environments, as applicable

Leadership & Program Support:

  • Provide senior-level cybersecurity guidance to ISSOs and technical staff
  • Serve as the primary cybersecurity advisor to program managers and system owners
  • Brief leadership on cybersecurity posture, risks, and compliance status
  • Contribute to program planning, security strategy, and process improvements

Required Qualifications:

Education & Experience:

  • Bachelor’s degree in Cybersecurity, Information Technology, or related field (or equivalent experience)
  • 8+ years of cybersecurity or information assurance experience
  • 5+ years supporting DoD RMF programs as an ISSO, ISSE, or similar role

DoD-Specific Expertise:

  • Strong working knowledge of DoDI 8510.01, NIST RMF, and CNSSI 1253
  • Hands-on experience with eMASS
  • Experience supporting ATO packages and ongoing authorization activities
  • Familiarity with DISA STIGs, ACAS, HBSS, and SCAP tools

Certifications (Required):

  • DoD 8570 / 8140 compliant certification, such as:
    • CISSP - Certified Information Systems Security Professional
    • CAP – Certified Authorization Professional
  • Acceptable alternative (with sufficient experience):
    • Security+ CE — CompTIA Security+ (Continuing Education)

Preferred Qualifications:

  • Master’s degree in Cybersecurity or related field
  • Knowledge of DoD cloud environments (AWS GovCloud, Azure Government)
  • Prior experience working for or supporting DoD agencies

Skills & Competencies:

  • Strong understanding of cybersecurity risk management in mission environments
  • Excellent documentation and briefing skills
  • Ability to interface effectively with government customers and auditors
  • Proven leadership and mentoring capabilities

Must possess the following qualities:

  • Self-starter with desire for continuous learning and greater responsibility
  • Ability to work effectively within a dynamic, diverse, and team-oriented environment
  • Ability to work independently with minimal supervision to achieve project milestones and deadlines
  • Ability to prioritize and deal with frequent change - Ability to follow approved policies/guidelines
  • Ability to meet new challenges with an open mind and optimistic response
  • Requires occasional adjusted work hours (nights, weekends, holidays) to meet important product delivery deadlines and to support launches
  • Occasional local travel may be required
  • Must have and maintain a DoD Secret security clearance, which requires U.S. citizenship or U.S. Naturalization
  • Valid U.S. driver’s license is required
  • All candidates selected will be subject to a security background investigation and must meet all eligibility requirements for access to classified information

***College Degrees must come from a school that is accredited in the discipline of the degree to be considered.

MILVETS offers an excellent benefits package including Health Insurance, Dental Insurance, Life Insurance, Disability Insurance, Vision, 401(k), Paid Time Off. 

Equal Employment Opportunity:

Applicants for U.S. based positions with MILVETS Systems Technology, Inc. must be legally authorized to work in the United States. Verification of employment eligibility will be required at the time of hire. Visa sponsorship is not available for this position. MILVETS Systems Technology is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.

MILVETS Systems Technology, Inc. is an Equal Employment Opportunity/Affirmative Action Employer and maintains a Drug-Free Workplace.

MILVETS Systems Technology, Inc. (“MILVETS”) uses JazzHR Talent Fit AI to assist in candidate evaluation. This tool leverages artificial intelligence to generate insights but does not make autonomous hiring decisions. All employment decisions are made solely by MILVETS’ recruitment and management teams.

Candidate data processed through JazzHR Talent Fit AI is handled in compliance with applicable privacy and data protection regulations, including GDPR, and MILVETS’ internal policies. MILVETS is an Equal Opportunity Employer (EOE) and complies with all relevant EEOC regulations to ensure fair and equitable hiring practices.

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