Cyber Security Engineer

LCS Defense; Aberdeen (MD); On-site; USD 110,000 - 140,000; Full time

Benefits offered by this job

Competitive salary

Career advancement

Cutting-edge prototyping

Job summary

LCS Defense, LLC is seeking a Cyber Security Engineer to support cryptographic operations at Aberdeen Proving Grounds, MD. The candidate will have experience in COMSEC management and robust key management solution implementation.

The role requires offensive security/penetration testing expertise, DoD access, and the ability to work on-site in a secure lab environment, with occasional travel.

Qualifications

• 5+ years of offensive security/penetration testing experience.
• Strong understanding of networking protocols and security.
• Ability to interpret network traffic to identify vulnerabilities.

Responsibilities

• Work on a small team of cyber engineers to perform security assessments and identify mitigations.
• Conduct vulnerability assessments on web applications, devices, and software using the penetration testing lifecycle.
• Maintain test efficacy by applying new testing tools and techniques.
• Conduct research and development to explore current and emerging technologies.
• Travel up to 10% of the time.

Skills

Penetration testing

Vulnerability assessment

Team collaboration

Technical writing

Security concepts

Tools

Wireshark

Burp Suite

VMware

VirtualBox

ESXi

Job description

Position Overview

LCS Defense is seeking a highly motivated Cyber Security Engineer to support critical cryptographic operations in Aberdeen Proving Grounds, MD. The ideal candidate will have a strong technical background in COMSEC management and a demonstrated ability to develop and implement robust key management solutions.

Key Responsibilities

• Work on a small team of cyber engineers to perform security assessments in search of vulnerabilities and identify mitigations.
• Conduct vulnerability assessments on web applications, networked devices, standalone software products, and other technologies using the penetration testing life cycle.
• Maintain test efficacy by identifying and applying new testing tools and techniques.
• Conduct research and development efforts to explore current and emerging technologies.
• Travel up to 10% of the time.

Qualifications

• Offensive Security Certified Professional (a must).
• Active DoD Secret Clearance.
• Ability to obtain a TS/SCI clearance.
• All work is performed on site at APG, MD. Telework is not available.
• DoD 8570 IAT Level II certification (Security+ or equivalent).
• 5+ years of experience with offensive security/penetration testing tools and methodologies to assess technologies for vulnerabilities and exploits at the network and application levels.
• Intermediate knowledge of Linux and Windows internals.
• Thorough technical understanding of networking protocols, hardware, and software.
• Ability to interpret network traffic to understand communications and identify security vulnerabilities using Wireshark, Burp Suite, etc.
• Familiarity with hypervisor virtualization (VMware, VirtualBox, ESXi).
• Effective communication skills, both written and verbal, conveying technical information to team members, leadership, and clients.
• Must be able to work in a secure SCIF lab setting (no phones, wireless or Bluetooth devices, outside technology permitted).
• Work efficiently both individually and as a team.

Desired Qualifications

• Active DoD TS/SCI clearance.
• OSCP or equivalent certification.
• Basic cryptography knowledge.
• Basic programming/scripting experience (Python, Java, C/C++, bash).
• Code analysis and reverse engineering experience.
• Chip‑off/fault‑injection and similar hardware hacking knowledge.
• Familiarity with COTS/GOTS radios, SDRs, and RF concepts.

Benefits

• Competitive salary, comprehensive benefits, and opportunities for career advancement.
• Engage in cutting‑edge prototyping and advanced technologies.

About LCS

LCS Defense, LLC is a small business specializing in Command, Control, Communications, Computers, Cyber, Intelligence, Surveillance and Reconnaissance (C5ISR) services by providing complex cyber security and secure communication solutions. Our capabilities include requirements analysis, definition, design, development, integration, and deployment of systems that support national leadership and our warfighters. Established in 2017, LCS supports a variety of customers in the National Capital Region including Aberdeen Proving Grounds, Fort Meade and beyond.