network systems engineer Jobs

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Senior Network Systems Engineer Train Control and SCADA Operations

Randstad Digital

Philadelphia, Pennsylvania, USA

Contract

job summary: Randstad is seeking a highly experienced Senior Network Systems Engineer to support and maintain mission-critical Train Control and SCADA systems for a major transportation client in Philadelphia, PA. This role involves administering and upgrading network infrastructure, RedHat and Windows-based systems, and ensuring 24/7 availability and cybersecurity of real-time train control operations. The ideal candidate has deep experience with SCADA environments, network architecture, and i

Network/Systems Engineer 3 (Next Generation WAN Engineer)

GovCIO

Martinsburg, West Virginia, USA

Full-time

Overview The VA NSOC defends, manages, and monitors the network operating status and cyber security posture of the VA by providing the day-to-day management, operation and configuration of the enterprise network infrastructure, Internet Gateways, the delivery of enterprise security systems and services, the monitoring and reporting of security incidents, the conduct of threat and vulnerability analysis, the validation of adequate security controls within the enterprise and the full range of fun

Senior Network Systems Engineer

Lockheed Martin Corporation

Moorestown, New Jersey, USA

Full-time

Job Description About Us At Lockheed Martin Rotary and Mission Systems (RMS), we're driving innovation and upholding integrity in all that we do. Our mission is to push the boundaries of technology and pioneer groundbreaking solutions. By applying the highest standards of business ethics and visionary thinking, we believe that everything is within our reach. The Work What is your vision of the challenge of a lifetime and a team of the brightest minds in the world? Take a look at Lockheed Marti

Senior Network Systems Engineer

Leidos

Fort Meade, Maryland, USA

Full-time

Description Leidos is seeking an experienced Senior Network Engineer to provide network operations and engineering sustainment support to a mission critical IP messaging and communications transport network. A successful candidate will develop an understanding of the services offered to external organizations, provide lifecycle systems engineering support to development and operations on the program, and use a combination of technical and functional expertise to recommend solutions to satisfy cu

Lead, RF Network Systems Engineer

L3Harris Technologies

Rochester, New York, USA

Full-time

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologie

Network Systems Engineer

SAIC

Chantilly, Virginia, USA

Full-time

Job ID: 2508099 Location: CHANTILLY, VA, US Date Posted: 2025-07-31 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is looking for an experienced Network Systems Engineer and administrator with background in configuring, maintaining, and troubleshooting cross-domain sys

Network Systems Engineer

QinetiQ US

McLean, Virginia, USA

Full-time

Company Overview We are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locations world-wide. Much of our work contributes to innovative research in the fields of sensor science, signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and augmented reality (AR). QinetiQ US's dedicated experts in defense, aerospace, security, and related fields a

Network Systems Engineer

QinetiQ

McLean, Virginia, USA

Full-time

Company Overview We are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locations world-wide. Much of our work contributes to innovative research in the fields of sensor science, signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and augmented reality (AR). QinetiQ US's dedicated experts in defense, aerospace, security, and related fields all

Lead, Architectural Design and Network Systems Engineer

L3Harris Technologies

Salt Lake City, Utah, USA

Full-time

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologie

Senior Network Systems Engineer

Leidos

Fort Meade, Maryland, USA

Full-time

Leidos is seeking an experienced Senior Network Engineer to provide network operations and engineering sustainment support to a mission critical IP messaging and communications transport network. A successful candidate will develop an understanding of the services offered to external organizations, provide lifecycle systems engineering support to development and operations on the program, and use a combination of technical and functional expertise to recommend solutions to satisfy customer requi

(DoD, SkillBridge), Sr Specialist, Network Systems Engineer

L3Harris Technologies

Greenville, Texas, USA

Full-time

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologie

Network and Communications Systems Engineer

Eliassen Group

Huntsville, Alabama, USA

Full-time

Description: Join our team in Huntsville and play a critical role in protecting our nation's airspace by designing, implementing, and maintaining cutting-edge network and communication systems for Counter-Unmanned Aerial Systems (CUAS). As a CUAS Network & Communication Systems Engineer, you will be at the forefront of innovation, tackling complex challenges in network security, real-time data processing, and RF communication. Your expertise will directly contribute to the effectiveness and sec

Network/Systems Engineer Network Integration (Re-IP) | --- ( No H.1s , E. A. Ds & G. C )

Prudent Technologies and Consulting

Remote

Contract

Role: Network/Systems Engineer Network Integration (Re-IP) Type: REMOTE Duration: Long Term Weekly travel required. Re-IP Acceleration Technical Lead Principal level IT Infrastructure Engineer with broad and deep infrastructure knowledge and experience across network, server, and end-user device technologies. Accountable for 1) providing technical advisement to the project technical SME s based on the Re-IP Playbook, 2) advise and support the use of recommended tools supporting the re-IP ing of

Network Systems Engineer

Scientific Research Corporation

North Charleston, South Carolina, USA

Full-time

Description Managing and optimizing computer systems and networksInstalling, configuring and maintaining operating systems, software applications and hardware componentsDesigning, implementing, and maintaining computer network to include hardware, routers, switches and network configurationImplementing and maintaining security, including firewalls and intrusion detectionDeveloping and implementing network infrastructure, including LANs and WANsManaging and maintaining servers, network devices a

Lead, RF Network Systems Engineer

Harris Corporation

Rochester, New York, USA

Full-time

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologie

Network Systems Engineer (IT SE III) (Government)

AT&T Inc.

Chantilly, Virginia, USA

Full-time

Job Description: AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to our customers' mission. Our National Security Team supports the intelligence community, providing, operating, and assuring critical voice, video

Space Network Systems Engineer

General Dynamics

Scottsdale, Arizona, USA

Full-time

Basic Qualifications Requires a Bachelor's degree in Systems Engineering, or a related Science, Engineering or Mathematics field. Also requires 5+ years of job-related experience, or a Master's degree plus 3 years of job-related experience. Agile experience preferred. CLEARANCE REQUIREMENTS: *Obtainable Clearance* Department of Defense TS/SCI security clearance is preferred at time of hire. Candidates must be able to obtain a TS/SCI clearance within a reasonable amount of time from date of hi

Lead, Architectural Design and Network Systems Engineer

Harris Corporation

Salt Lake City, Utah, USA

Full-time

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologie

C-UAS Network & Communication Systems Engineer

Radiance Technologies

Huntsville, Alabama, USA

Full-time

Radiance Technologies, a rapidly growing employee-owned company, is seeking a C-UAS Network & Communication Systems Engineer to play a critical role in protecting our nation's airspace by designing, implementing, and maintaining cutting-edge network and communication systems for Counter-Unmanned Aerial Systems (CUAS). Candidate will be at the forefront of innovation, tackling complex challenges in network security, real-time data processing, and RF communication. Job Responsibilities: Design, d

Systems/Network Engineer I

Success Academy

Kansas City, Missouri, USA

Full-time

Kansas City Public Schools Systems/Network Engineer I Job Title Code: 01866 Salary Grade: S634- Starting at $58,136 Department: Information Technology Services Reports To: Senior Systems Engineer FLSA Status: Exempt Position Summary: This is a non-management support and monitoring position providing centralized services to endpoints, servers, and storage. Under the supervision of the Senior Systems Engineer, primary responsibilities will be directed toward assisting the Systems/Network Enginee