(ISSM) Senior Cybersecurity Information Systems Security Manager

Overview

LMI is seeking a Senior Cybersecurity Information Systems Security Manager (ISSM) with a minimum of a TS/SCI w/ CI Poly clearance to provide cybersecurity Risk Management Framework (RMF) Authority to Operate (ATO) support to LMI.

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 point of contact for all cybersecurity and information assurance matters related to classified secure environments.
• Oversee the entire RMF cycle, including initiation, categorization, selection, implementation, assessment, authorization, and continuous monitoring.
• Maintain and update Security Plans (SSP), POA&M and other related documentation.
• Conduct risk assessments and vulnerability assessments to identify and mitigate security risks.
• Ensure compliance with all relevant security policies, standards, and guidelines, including NIST SP 800 series.
• Work closely with cybersecurity personnel to document controls, support authorization, seeking any Interim Authorization to Test (IATT) and Authority to Operate (ATO) documentation and approvals and provide metrics to comply with audits.
• Responsible for escalating issues, problems, risks, and constraints to the appropriate levels for clarification and resolution.
• Perform unsupervised, hands-on work within environments and eMASS.
• Manage multiple and competing customer priorities with little supervision.
• Review security controls and configuration requirements including secure network design, database access, security testing, authentication methods, implementation of encryption, privilege management, logging, input validation, secure storage design, and secure data transfer.
• Participate in Requests for Change (RFC), Change Management Processes.
• Monitors and educates teammates on IAVM tracking and CISA alerts.
• Understand all security tools within environment including SIEM, EDR and networking for classified networks
• Conduct risk assessments, system audits, and vulnerability analysis to identify and mitigate security risks.

Qualifications

• Minimum of a TS/SCI w/ CI Poly clearance required.
• 5+ years Managerial experience in developing and implementing system information security standards and procedures in a DoD Cybersecurity Enterprise Environment.
• Previous Army cybersecurity and technology experience.
• Demonstrated experience with US Army technology, systems, and command & control policies and procedures.
• DOD Cyber Workforce (DCWF) 8140 (722) Intermediate Information Systems Security Manager certification: CGRC/CAP or CASP+ or CCSP or SSCP or Security+ or GSEC.
• Experience with security requirements in a federal IT environment, including FedRAMP-certified providers and FISMA requirements for acquiring and maintaining an ATO.
• Experience with Enterprise Cross Domain Solutions.
• Experience with DoD STIGs and SRGs.
• Strong understanding of cybersecurity principles, standards, and best practices.
• Excellent communication and interpersonal skills, with the ability to interact effectively with technical and non-technical stakeholders.

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.

The target salary range for this posiiton is up to $170,000

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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
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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