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Information Systems Security Engineer (ISSE) - Navy

LMI

Mechanicsburg, PA · Posted March 24, 2026

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Skills this job asks for

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  • Project management
  • Agile
  • AWS
  • Azure
  • DevOps

About the job

Overview

Location: Mechanicsburg, PA preferred. Tysons, VA, allowed. Partial teleworking allowed.

Overview:

The Information Systems Security Engineer (ISSE) - Navy will promote an integrated, team-oriented culture while delivering strong individual contribution while advocating through action, robust teaming, coordination and collaboration. In this dynamic role, you will leverage your technical and cybersecurity subject matter expertise to provide strategic guidance and support to LMI clients throughout sales and engagement processes. This Senior Consultant level role will be expected to contribute critical thinking, spanning client support, securing planned architecture, troubleshooting, and working with customers to developing use cases and applications of LMI sensor technology. Your contribution to proposed cybersecurity responses will help drive implementation roadmaps and ensure alignment with customer security objectives and technical compatibilities.

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

Responsibilities:

Develop strategies to identify, qualify, and resolve technical blockers with a focus on cybersecurity

Help to promote impact of LMI sensor and IoT solutions and supporting proof of concept engagements

Help influence cybersecurity solutioning needed to solve technical challenges and effectively influence feature, deployment, architecture and process to meet emerging business objectives

Provide cogent strategies and influence project teams and clients through excellent verbal and written communication skills

Bridge needed cybersecurity control responses to solve technical challenges and influence customer initiatives

Work with technical integration teams to support solution design, proof of concepts and implementations

Create and deliver technical presentations, workshops, or technical validation engagements

On occasion, represent LMI on technical trainings and presentations at industry seminars or events

Mentoring team members in cybersecurity, solution architecture and development to drive to shared mission

Qualifications

Qualifications:

Required Qualifications:

Bachelor's degree in Science, Computer Science or Information Science or Management or related study

DoD 8570 Level III certification such as a CISSP

Eight (8)+ years of experience in information technology, wireless communications, cybersecurity or information assurance

Four (4)+ years of experience working with local area networks (LAN), wide area networks (WAN), cloud networks, servers and other data communications

Two (2)+ years of experience with AWS, GCP or Azure environments

Experience with Navy or other DOW RMF requirements

Proven experience navigating ATO processes for technology solutions

Ability to obtain and maintain a Secret+ clearance

Preferred Qualifications:

The ideal candidate will have pre-sales experience, or hands-on technical experience deploying enterprise-grade cybersecurity solutions and technology, with a deep understanding of the cybersecurity ecosystem required to bring ideation to live production environments

4+ years of technical experience as a Security Engineer

2+ years of experience in working for or in support of the Department of Defense

Experience with DevOps or DevSecOps operations

Strong technical proficiency and the ability to quickly learn and adapt to new hardware and software-based technologies and solutions

Experience in data integration, sensor or IoT implementation and the ability to architect integrated solutions with third-party products

Intermediate knowledge and experience with securing IoT, OT or IoMT – Internet of Medical Things

Experience in securing or implementing wireless technologies and communication frequencies

Previous experience with network engineering or administration

Agile Project Management experience, PMP

The target salary range for this position is $122,209 - $211,317.

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.

#LI-SH1

Applicants must meet eligibility requirements for a U.S. Government security clearance. Only US Citizens are eligible for a security clearance. For this position, LMI will only consider applicants with security clearances or applicants who are eligible for security clearances, due to the nature of the work.

Job Locations US-PA-Mechanicsburg