Freelance Embedded Systems Engineer Jobs in Rosedale, MD

Project Overview – PTSS C5ISR Hardware & Software Program
The Lockwood Group supports a C5ISR hardware and software program for a U.S. Army customer located at Aberdeen Proving Ground (APG), MD. This effort provides product technical support services for systems and equipment produced, fielded, modified, or sustained under PdM Network Modernization (NetMod) and PdM Mission Network within the Project Manager Tactical Network (PM TN), Program Executive Office C3T (PEO C3T). The program ensures tactical network systems remain operationally effective, scalable, and Fully Mission Capable (FMC) in support of Army modernization initiatives. Position Overview
The Systems Engineer supports the design, integration, configuration, and sustainment of tactical network hardware and software systems operating in dynamic military environments. This role requires experience developing modular system architectures, integrating new technologies into existing infrastructures, and supporting system fielding and modernization efforts. The position operates within structured DoD engineering and acquisition environments and supports mission-critical communication capabilities across multiple platforms. Key Responsibilities
Translate operational and user requirements into system, hardware, and software specifications and designs Support integration of new tactical network components into existing infrastructures Assist in development and execution of system and integration test strategies Design systems and components using modular architectures with standard interfaces to ensure scalability and adaptability Break down systems into major components and subcomponents while defining and managing interface relationships Manage and support network connectivity across platforms including ground vehicles, airborne assets, and command centers Install and load unit-specific configurations and Internet Protocol (IP) settings aligned with current System Architecture and Lightweight Directory Interchange Format (LDIF) requirements Ensure PdM NetMod and PdM Mission Network systems achieve and maintain Fully Mission Capable (FMC) status following fielding, reset, or upgrade activities Communicate technical information effectively with Government stakeholders, engineers, and leadership Required Qualifications
Bachelor of Science degree Minimum 10 years of relevant experience as a Systems Engineer or performing Systems Engineering-related activities Experience designing, implementing, and maintaining secure communication networks in military or field-based environments Experience integrating existing infrastructures with new tactical network components Ability to decompose systems into components and understand interface relationships Experience managing network connectivity across multiple operational platforms Active DoD Secret clearance U.S. Citizenship required Preferred Qualifications
Minimum 5 years supporting systems engineering technologies within the Department of Defense Familiarity with network protocols, routing technologies, data link layers, and encryption mechanisms Experience with embedded systems testing, integration testing, and systems-level validation Familiarity with simulation tools used to evaluate system performance Experience with hardware interfacing (analog/digital converters, sensors, actuators) DoD 8570/8410 IAT Level II certification Experience supporting programs at Aberdeen Proving Ground Physical Requirements
Ability to remain stationary approximately 50% of the time Occasional movement within an office environment Ability to communicate effectively with coworkers, management, and customers, including delivering technical presentations Why Join The Lockwood Group
At The Lockwood Group, our Six Core Values — Ethics & Integrity, Customer Commitment, Leadership, Innovation & Problem Solving, Service, and Positivity — are the foundation of our culture and define how we operate every day. These values shape the way we support one another internally and how we engage with our clients externally. We are building a team centered on innovation, disciplined execution, and service. This opportunity allows you to support high-visibility Army tactical network modernization initiatives while growing within a company committed to leadership development and meaningful mission impact. We offer a competitive compensation and benefits package including: Paid Time Off
Medical, dental, and vision insurance
401(k) with Company match
Health and wellness benefits
Professional development opportunities Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, pregnancy, genetic information, disability, status as a protected veteran, or any other protected category under applicable federal, state, and local laws.