FULL_TIME

FEED

UNKNOWN

Our Mission Systems Division in Hollywood, MD, is looking for a talented Mechanical Engineer to join our team and help, develop, and integrate customized mobile mission systems for customers across the defense and aerospace industries. You'll work alongside a collaborative team of engineers and drafters, take ownership of mechanical subsystems, and transform customer requirements into innovative, functional solutions that support critical missions.

Dayton T. Brown, Inc. offers a variety of product life cycle support services, including testing, engineering, publications, and logistics. For over 60 years, DTB has supported military and commercial enterprises around the world. DTB&rsquo;s 32-acre engineering and technical campus houses an accredited testing laboratory with diverse testing capabilities, such as Environmental, Dynamic, Electrical, Structural, etc., as well as manufacturing and research facilities. These resources are well-staffed by subject matter experts, engineers, technicians, logisticians, technical authors, programmers, and seasoned project managers to blend the talents best suited to answer client requirements. DTB can guide your project from development to delivery of publications and information systems compliant with a variety of specifications. We pride ourselves on sustaining long-term relationships with a diverse portfolio of commercial and government customers by thoroughly understanding and meeting their requirements for present and future products and services. Whether engineering a product from infancy, prototyping for performance-testing in simulated environments, modeling maintenance timelines, or developing manuals, DTB is the time-tested and reliable source for results. We will listen, expertly assess your needs, and offer strategies that get the job done, based on sound planning, experience, and innovation.

Dayton T. Brown, Inc.

Mechanical Engineer - Hollywood, MD

Talent Acquisition

Engineering methods including requirements traceability, verification planning, failure mode analysis, reliability and maintainability analysis, root cause and corrective action, interface control, technical risk management, and design-to-cost trade studies. As one of the most geographically diverse international defense companies, we deliver a full range of products and services spanning air, land, maritime, space, and cyber, including advanced electronics, intelligence solutions, and dedicated customer support.

YEAR

BAE Systems Plc

Electrical Engineer II

Assist with i dentif ying new projects that support fabrication, integration, and modification of SOF C5ISR systems that are fielded and out-of-production including planning, kitting, and engineering changes as well as maintenance of installation plans and checkout procedures that provide support for operational sustainment . S upport tasks associated with conducting site surveys and reviewing existing surveys of relevant facilities, platforms, systems, locations, and units and consequently identify requirements and constraints to include: space considerations, security constraints, human factors, operational environment, and capabilities .

MAG Aerospace

Systems Engineer - Senior

[AW]-iCims

Perform occasional hands-on bench-level testing and debugging of MEMS devices during critical development, characterization, and root-cause investigations using spectrum analyzers, oscilloscopes, and related instrumentation. Demonstrated problem-solving ability, technical leadership, mentoring experience, and a track record of influencing cross-functional teams and driving technically complex projects to completion.

Mems Design Engineer - Staff

ea_via_bold

Established in July 2013, KAIROS, Inc. is a growing Woman Owned Small Business (WOSB) providing full life cycle Cybersecurity, Program Management, Engineering, Logistics, Additive Manufacturing, and Training and Education services focused on optimizing customers’ program performance and mission through proven methodologies and ethical practices. Lead IPT cybersecurity activities: Initiate, communicate, and coordinate with stakeholders and SMEs to address actions and RFIs required for IPT cybersecurity activities in a timely manner (no actions/RFIs to be stagnant for longer than 2 weeks).

KAIROS Inc

Systems Security Engineer (SSE), Journeyman

partner JazzHR

Experience supporting operating nuclear power plants, nuclear plant modifications, engineering changes, power uprates, reliability projects, outage work, or licensing-related engineering. Since 1954, we’ve been a trusted leader in nuclear engineering, design, and licensing, with expertise spanning small modular reactors (SMRs), advanced reactor technology (ART), and first-of-a-kind commercial reactor restart projects.

Sargent & Lundy

Senior Mechanical Engineer 1 - Nuclear

Lead Mechanical Engineer 1 - Nuclear

Experience supporting operating nuclear power plants, nuclear plant modifications, engineering changes, power uprates, reliability projects, outage work, or licensing-related engineering. Since 1954, we've been a trusted leader in nuclear engineering, design, and licensing, with expertise spanning small modular reactors (SMRs), advanced reactor technology (ART), and first-of-a-kind commercial reactor restart projects.

Sargent & Lundy LLC

Lead Mechanical Engineer 1 Nuclear

Senior Mechanical Engineer 1 Nuclear

Greenfield Engineering, a Saalex Company is seeking a Cockpit Lead Systems Engineer to serve as the primary engineering and technical lead for cockpit projects supporting the VH-3D, VH-60N, and VH-92A aircraft within the PMA-274 Presidential Helicopters Program. Lead engineering teams, participate in recurring working groups, and coordinate across Fleet and Operations organizations, PMA-274 integrated product teams, other PMAs, and industry partners.

Saalex

Cockpit Lead Systems Engineer

The position provides hands-on experience applying model-based systems engineering principles in support of engineering teams working across multiple disciplines. has an opening for a Model-Based Systems Engineer (MBSE) with the below described skills and experience to join our team of technical professionals supporting advanced unmanned air systems.

Castellum Inc.

Model Based Systems Engineer, Jr.

The incumbent is responsible for independently assessing system behavior, data integrity, and software performance, while providing technical leadership in certification efforts, systems engineering activities, and engineering documentation across multiple aviation platforms. On-site Requirements: This position is full-time onsite at Patuxent River, MD and may be eligible for reoccurring telework, but will require an onsite work greater than or equal to 85% of the work week”.

Senior Data Integrity Engineer (Avionics Software & Data Analysis)

The incumbent serves as a technical authority, providing guidance on system integration, software evaluation, certification efforts, and mission planning operations to ensure safe and effective mission execution. The Senior Mission Planning Engineer leads the integration, certification, sustainment, and operational support of mission planning systems across Naval Aviation platforms.

Senior Mission Planning Engineer

Responsibilities: Sabre Systems is seeking an AI/ML Engineer & Data Management Specialist (Journeyman) to support the Combat Survivability Division’s Low Observables (LO) Life Cycle Management (LCM) mission at NAS Patuxent River in Lexington Park, MD. This role combines advanced data science, artificial intelligence, machine learning, and comprehensive data management responsibilities to strengthen LO sustainment performance across multi-level security environments.

Sabre is a mid-sized, global solutions provider that offers engineering, information technology, logistics, program management support, software development and training services to U.S. defense and civilian agencies and commercial clients. We provide the expertise required to solve problems of vital importance to communities, businesses, the nation and the world.

Sabre Systems LLC

AI/ML Engineer & Data Management Specialist

Liaison with developmental and operational test (DT & OT) communities (COTF & AFOTEC, DOT&E, Intel Communities (ICs), multiple program management offices, NAVAIR, JPO, manufacturing contractors and fleet/combat air forces when necessary). MAG Aerospace is seeking a resourceful Anti Tamper System Security Engineer (SSE) who is responsible for requirements definition and end-to-end development and fielding of weapons in support of US Navy and Marine Corps Counter Air / Counter Air Defense (CA/CAD) missions.

Anti Tamper System Security Engineer (SSE)

Strong knowledge of systems engineering or related technical or scientific field such as electrical, mechanical, electronics engineering, engineering, physics, chemistry, biology, mathematics, operations research, engineering management, or computer science with 8+ years of experience in systems engineering or an engineering/science field supporting precision guided missile systems. September 24, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Everything we do is built on our commitment to do the right thing for our customers, our employees, and our communities. Learn more about the values and culture that are the foundations of our business.

Leidos

Systems Engineer

Design and evaluate advanced thermal management and liquid cooling solutions, including cold plates, manifolds, heat exchangers, seals, fittings, thermal interfaces, serviceable cooling components, fluid routing, pressure drop, flow balancing, and leak mitigation. The ideal candidate will apply mechanical engineering principles across thermal management, liquid cooling, environmental and structural dynamics, shipboard structural integration, high-precision kinematics, drive mechanisms, and multi-disciplinary digital engineering workflows.

Mechanical Engineer II

Proven hands-on experience with information security solutions such as Web Proxy, NGFW, Security Gateways, working with remote access and site to site VPN technologies, SAML/SSO, DLP, Data security and understand but also write regex expressions. Job Requirements: 7+ years of relevant experience as a Solutions/System Engineer with a proven track record and demonstrable skills at presenting technical information at the business executive level or at the architect level.

Netskope

Solutions Engineer

Responsible for all matters related to domestic and Cooperative Program flight navigation systems, to include, but not limited to, navigation hardware and software, and integration with other avionics equipment installed on the aircraft, to ensure that the avionics are effectively supported throughout its operational service life. Manage capabilities include life cycle development and System Engineering Technical Review (SETR) process including critical design reviews for navigation systems that integrate across multiple IPT’s in the program office organization structure.

Founded in 1975, AMERICAN SYSTEMS is one of the largest employee-owned companies in the United States, with approximately 1,400 employees nationwide. Based in the Washington, DC, suburb of Chantilly, VA, the company provides systems engineering, technical and managed services to government and private sector customers. AMERICAN SYSTEMS was named “Contractor of the Year” at the Greater Washington Government Contractor Awards in October, 2007.

Support Engineer Jobs in Patuxent River, MD

Mechanical Engineer - Hollywood, MD Dayton T. Brown, Inc.

Electrical Engineer II BAE Systems Plc

Systems Engineer - Senior MAG Aerospace

Mems Design Engineer - Staff TDK

Systems Security Engineer (SSE), Journeyman KAIROS Inc

Senior Mechanical Engineer 1 - Nuclear Sargent & Lundy

Lead Mechanical Engineer 1 - Nuclear Sargent & Lundy

Lead Mechanical Engineer 1 Nuclear Sargent & Lundy LLC

Senior Mechanical Engineer 1 Nuclear Sargent & Lundy LLC

Cockpit Lead Systems Engineer Saalex

Model Based Systems Engineer, Jr. Castellum Inc.

Senior Data Integrity Engineer (Avionics Software & Data Analysis) Saalex

Senior Mission Planning Engineer Saalex

AI/ML Engineer & Data Management Specialist Sabre Systems LLC

Anti Tamper System Security Engineer (SSE) MAG Aerospace

Systems Engineer Leidos

Mechanical Engineer II BAE Systems Plc

Solutions Engineer Netskope

Navigation Systems Engineer, Senior AMERICAN SYSTEMS

Sr. Solutions Engineer Netskope

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