Lead Cybersecurity Engineer

Lyntris; San Diego (CA); Hybrid; USD 130,000 - 165,000; Full time

Benefits offered by this job

Paid Time Off

Paid Holidays

401k Matching

HSA/FSA (optional)

Life Insurance

Disability Insurance

Employee Assistance Program

Job summary

Lyntris in San Diego, CA is seeking a Lead Cybersecurity Engineer to provide senior technical leadership for RMF A&A across Navy-focused software. This role requires strategic interpretation of mission requirements into secure, scalable solutions with DoD standards.

You will guide cybersecurity engineering across multiple apps, drive accreditation, and advance AI-assisted engineering to stay ahead of threats while coordinating with government program offices and stakeholders.

Qualifications

• Active U.S. national security clearance or ability to obtain one.
• Leads cybersecurity strategy across a portfolio of systems for RMF A&A.

Responsibilities

• Provide senior technical leadership for cybersecurity engineering and RMF A&A.
• Direct software development teams in identification, review, and remediation of security findings.
• Ensure continuous cyber accreditation and approval to deploy capabilities to fleet as required.

Skills

Cybersecurity Leadership

RMF A&A

NIST SP 800-37

DoN accreditation

Threat modeling

Stakeholder management

Software security

Secure SDLC

AI-assisted engineering

Tools

Kubernetes

eMASS

VS Code

CI/CD pipelines

Security scanning tools

Job description

Lyntrisis a defense technology company that connects sensing to action across the connected battlespace.Lyntrisbrings together the talents ofAccelintand Vitesse teams under one mission, with each contributing deepexpertisewithin their domain.Combining differentiated hardware,softwareand missionexpertise, Lyntris helps customers sense threats, make sense of complex conditions and act with greater speed,precisionand confidence in contested environments.

Lyntris supports U.S. and allied defense organizations across every branch — including Navy, Army, Air Force, SpaceForceand allied partners — spanning strategic,operationaland tactical missions and every domain: Space, Air, Land, Sea and Cyber. With more than 200 active defense programs,Lyntrisworks at every level of the mission, from national command authority to the tactical edge.

Solutions are designed by operators who understand the mission, engineered for the conditions that degrade or defeat standard systems, and built on an open, modular architecture that integrates into existing programs without requiring them to start over.Lyntrismoves faster than the traditional defense cycle — with integrated design, build and test capabilities in-house — and delivers systems that sustain and endure long after initial fielding.

Job Description

• Lead Cybersecurity Engineer
• Full time
• Hybrid and Onsite Options available

*This position requires anactive U.S. national security clearance.To learn more about the security clearance process please access this link .

Lyntris is seeking an experienced and fast-learning Lead Cybersecurity Engineer to provide senior technical leadership and Navy-focused software design solutions for Risk Management Framework (RMF) assessment and authorization (A&A). This position requires a strategic-minded leader capable of interpreting and translating mission requirements into secure, scalable technical solutions while ensuring compliance with Department of War and Navy cybersecurity standards.

Day-to-day efforts include working with highly talented professionals to design, implement, and monitor cyber security and information assurance policies for mission-critical software systems used by US Navy warfighters. This position serves as the senior engineering authority responsible for cybersecurity engineering, compliance, and technical execution across multiple applications and development teams.

Required Qualifications

• Currently holds an active U.S. national security clearance or be able to receive and maintain one. To learn more about the security clearance process please access this link .
• Provides technical leadership across the contract team and government program office; designs and implements new cybersecurity strategies across a portfolio of systems, adapting strategy as customer requirements change.
• Responsible for managing dependencies across diverse stakeholders, driving issue resolution, and translating operational needs into actionable and scalable engineering solutions.
• Creates and maintains ownership of complex cyber roadmaps to enable strategic resource planning and the prioritization of multiple critical, concurrent initiatives.
• Oversees cyber-related development efforts, leading software development teams through identification, review, evaluation, and remediation of security scan results.
• Accountable for ensuring continuous cyber accreditation and securing approval to distribute new capabilities and software to the fleet on a continual basis, as directed by the government program office.
• Devises innovative, cutting-edge AI-assisted engineering processes and workflows to ensure systems remain secure in the face of rapidly advancing cybersecurity threats.
• Identifies technical and engineering risks to the program and proactively develops mitigation strategies.
• Experience with implementing and supporting cybersecurity standards to include NIST and Risk Management Framework (RMF) Assessment and Authorization (A&A) standards as identified by NIST SP 800-37 and associated documentation.
• 2-3 years Department of Navy (DoN) accreditation experience related to:
• Developing system IA documentation to support RMF accreditation through the Enterprise Mission Assurance Support Service (eMASS), such as:
• System Categorization Forms
• Security Plans
• Hardware/Software/Information Flow Diagrams
• Security Assessment Plans (SAP)
• Risk Assessment Reports and Plan of Action and Milestones (POAM)
• Supporting successful accreditations: ATO (Initial and Reauthorizations) and Interim Authorization to Test (IATT)
• Working with systems owners, government managers, and other stakeholders to manage cybersecurity requirements and continuously improve overall cyber posture across the program.

Preferred Qualifications

• Experience with continuous ATOs (cATOs)
• Experience as a Navy Information Systems Security Officer (ISSO)
• Cyber Security Workforce (CSWF) Information Assurance Manager (IAM) Level 3 Certified
• Certified as a Navy Qualified Validator (NQV) – Minimum Level I
• Experience with Kubernetes-based microservice architecture
• Proficiency with VS code and modern AI development tools

Clearance Requirements

Some positions will require access to U.S. National Security information. Positions that require this access will be required to receive and maintain a U.S. government personnel security clearance (PCL). In order to qualify for this position, the candidate must be a US Citizen and either currently possess this National Security eligibility or be able to complete the investigation application process with a favorable determination and maintain that eligibility throughout their employment. To learn more about the security clearance process please access this link .

EEOC & Know Your Rights

Lyntris companies are Equal Opportunity Employers. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, disability, status as a protected veteran or any other status protected by applicable federal, state, and local law. We ensure that all employment decisions, including hiring, promotion, compensation, and other terms and conditions of employment, are based on merit, qualifications, and business needs. For more information about your rights, please review the "Know your Rights" poster from the Equal Employment Opportunity Commission (EEOC). Know your Rights: English Spanish

Pay Scales & Benefits

The listed pay scale reflects the broad, minimum to maximum, pay scale for this position for the location for which it has been posted and is not a guarantee of compensation or salary. Other compensation considerations may include, but are not limited to, job responsibilities, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, or other applicable factors.

Benefits include…

• Paid Time Off
• Paid Company Holidays
• Optional HSA and FSA
• Base and Voluntary Life Insurance
• Short Term & Long-Term Disability Insurance
• 401k Matching
• Employee Assistance Program

The pay range for this role is:

130,000 - 165,000 USD per year (San Diego, CA (FSI))