Information Systems Security Officer (ISSO) - Navy

Information Systems Security Officer (ISSO) - Navy

Job Locations US-Remote Job ID 2026-13859 # of Openings 1 Benefit Type Salaried High Fringe/Full-Time

Overview

LMI, a consultancy dedicated to enhancing government transformation and readiness, is seeking a highly skilled Information Systems Security Officer (ISSO) to support the Naval Autonomous Data Collection System (NADACS) portfolio. This pivotal role ensures that NADACS systems operate within approved cybersecurity frameworks while fostering mission success through compliance, system integrity, and strong stakeholder collaboration. This is a unique opportunity to drive cybersecurity excellence in a critical Navy logistics program. As an ISSO in the NADACS portfolio, you'll play a pivotal role in securing systems that enhance asset tracking and fleet readiness on a global scale. Join LMI in a mission-focused role where innovation meets impact.

This position requires an active Secret clearance .

This position may be performed remotely. Preferrence for Mechanicsburg, PA or Tysons, VA.

LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.

Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy sectors-helping agencies navigate complexity and outpace change. Headquartered in Tysons, Virginia, LMI is committed to delivering impactful results that strengthen missions and drive lasting value

Responsibilities

Serve as the primary cybersecurity expert for NADACS, ensuring system compliance with Department of Defense (DoD) Risk Management Framework (RMF) and FedRAMP requirements.
• Support the Program Management Office (PMO) by embedding cybersecurity best practices across NADACS, including staffing, contract management, corporate governance, onboarding, and offboarding activities.
• Regularly review, document, and update security plans, policies, and procedures to align with evolving DoD compliance mandates.
• Track and monitor compliance with client and cybersecurity training, as well as travel requirements for NADACS personnel.
• Conduct ongoing security assessments, audits, and vulnerability scans, ensuring compliance with DoD guidelines and identifying risks that require mitigation.
• Coordinate with leadership to support the submission and tracking of Authorization to Operate (ATO) packages for NADACS systems.
• Review and edit technical deliverables and ensure all cybersecurity artifacts meet client expectations and contractual requirements.
• Collaborate with Navy stakeholders, vendors, and PMO leadership to foster strong working relationships and maintain system security across operations.

Qualifications

Required Qualifications:

• Bachelor's degree in Computer Science, Cybersecurity, or a related field.
• In-depth understanding of DoD RMF and experience managing system security documents, processes, and controls.
• Experience supporting ATO packages, compliance reports, and FedRAMP-related requirements.
• Strong troubleshooting and issue resolution skills in DoD environments, such as identifying and mitigating vulnerabilities.
• Knowledge of secure identity and access management systems (ICAM), and familiarity with protocols like OAuth2 and SAML.
• Strong technical writing and editing skills to support contract deliverables.
• Ability to support personnel security administration, including onboarding/offboarding and compliance with training mandates.
• Active Secret clearance required.

Bonus Points For:

• Master's degree in Cybersecurity or a related field.
• Relevant certifications, such as CISSP, Security+, or similar DoD 8570 qualifications.
• Prior experience working with U.S. Navy systems, command-and-control platforms, or logistics programs.
• Experience with static and dynamic code analysis tools as part of DevSecOps pipelines.
• Familiarity with IL5+ environments and managing secure cloud operations.
• AWS certification (e.g., Solutions Architect or Developer Associate).
• Knowledge of DoD software development life cycles, including Section 508 compliance or accessibility standards.

The target salary range for this position is $115,000-$175,000.

The salary range displayed represents the typical salary range for this position and is not a guarantee of compensation. Individual salaries are determined by various factors including, but not limited to location, internal equity, business considerations, client contract requirements, and candidate qualifications, such as education, experience, skills, and security clearances.

LMI is an Equal Opportunity Employer. LMI is committed to the fair treatment of all and to our policy of providing applicants and employees with equal employment opportunities. LMI recruits, hires, trains, and promotes people without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, pregnancy, disability, age, protected veteran status, citizenship status, genetic information, or any other characteristic protected by applicable federal, state, or local law. If you are a person with a disability needing assistance with the application process, please contact View email address on click.appcast.io
Colorado Residents: In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.


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