Network/Systems Security Engineer Jobs

1 - 20 of 2,251 Jobs

Cyber Systems Security Engineer SrJob Title - Cyber Systems Security Engineer Sr

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

•

Manassas, Virginia, USA

Full-time

Job Description What We're Doing At Lockheed Martin - Rotary and Mission Systems, we're shaping the future of Undersea Warfare (USW) systems. Our mission is to develop innovative technologies that secure our nation's defense. We are integrating state-of-the-art cybersecurity solutions into mission-critical systems to ensure resilience, integrity, and continued superiority under the sea and across domains. The Work As a Cyber Systems Security Engineer Staff, you will take a leadership role in

Cyber Systems Security Engineer Staff - Skunk Works - Level 4Job Title - Cyber Systems Security Engineer Staff - Skunk Works - Level 4

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

•

Palmdale, California, USA

Full-time

Job Description The Cyber Systems Security Engineer Staff will be responsible for leading a team of fellow engineers in the designing, assembly, integration, and maintenance of System Integration Lab (SIL), particularly focusing on network planning, hardware installation, software integration support, verification, and validation of system functionality. In addition to designing and building the SIL the applicant will be responsible for ensuring the SIL is NIST/RMF/JSIG compliant and assist in

Systems Security Engineer IIJob Title - Systems Security Engineer II

Sierra Nevada CorporationCompany Name - Sierra Nevada Corporation

•

Hagerstown, Maryland, USA

Full-time

Are you ready to be at the forefront of cutting-edge technology and innovation? Join us at our Hagerstown facility, where we're spearheading the Next Gen ISR (Intelligence, Surveillance, and Reconnaissance) efforts that are set to revolutionize the industry! As a key member of our dynamic team, you'll have the opportunity to work on groundbreaking projects that leverage the latest advancements in ISR technology. You'll collaborate with top-tier professionals and contribute to the development of

Cyber Systems Security Engineer (Embedded)Job Title - Cyber Systems Security Engineer (Embedded)

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

•

Florida, USA

Full-time

Job Description You will be a Cyber Systems Security Engineer in the Program Protection Organization. Our organization oversees all aspects of Anti-Tamper and embedded Cybersecurity across Missiles and Fire Control. We are chartered with providing the skills and innovative technologies to develop, design, produce and sustain secure products across our Lines of Business. What You Will Be Doing As the Cyber Systems Security Engineer you will be responsible for providing embedded System Security

Sr. Systems Security EngineerJob Title - Sr. Systems Security Engineer

Sierra Nevada CorporationCompany Name - Sierra Nevada Corporation

•

Lone Tree, Colorado, USA

Full-time

If you like solving complex IT and security problems using your deep analytical skills, this is the opportunity for you! As a Sr Systems Security Engineer, you will be using your skills and expertise to design, test, and implement our secure operating systems, networks, security monitoring, and tuning. You'll be responsible for the management of our IT security systems and applications, incident response, digital forensics, loss prevention, and eDiscovery actions, conducting risk and vulnerabili

Cyber Systems Security Engineer - Level 2Job Title - Cyber Systems Security Engineer - Level 2

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

•

Fort Worth, Texas, USA

Full-time

Job Description Lockheed Martin Aeronautics. Be More Than You Can Imagine. Lockheed Martin's aircraft leadership is earned through relentless research and development of high-performance combat, air mobility and reconnaissance and surveillance aircraft. We also provide world-class training, focused logistics support, and advanced targeting and navigation technologies to enable the right people with the right skills to be in the right place at the right time with the right information and the r

Embedded Systems Security Engineer SrJob Title - Embedded Systems Security Engineer Sr

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

•

Florida, USA

Full-time

Senior Information Systems Security EngineerJob Title - Senior Information Systems Security Engineer

LeidosCompany Name - Leidos

•

Maryland, USA

Full-time

Description As a Senior Information Security Systems Engineer (ISSE) you will join a small team of security engineers providing Information Assurance (IA) Architecture Analysis and Security Engineering Support for the implementation and fielding of the National Leadership Command Capability in support of Nuclear Command, Control, and Communications (NC3), Continuity of Government (COG), and Senior Leader communications. The ISSE will perform in a consultant like role providing technical knowledg

Systems Security EngineerJob Title - Systems Security Engineer

Computer Merchant, Ltd., TheCompany Name - Computer Merchant, Ltd., The

•

Taunton, Massachusetts, USA

Full-time

Job Title : Systems Security Engineer Location: Taunton, MA Wage Range: 80-88 Job Number: 25-02990 Job Description: Our client, a large defense contractor, has an immediate opening for a Systems Security Engineer to work from their Taunton, MA facility. We are seeking a Systems Security Engineer who has experience in the design and development of NSA-certified Cybersecurity devices. Qualifications: Requires a Bachelor's degree in Systems Engineering, or a related Science, Engineering or Ma

Information Systems Security EngineerJob Title - Information Systems Security Engineer

BOOZ, ALLEN & HAMILTON, INC.Company Name - BOOZ, ALLEN & HAMILTON, INC.

•

Fort Belvoir, Virginia, USA

Full-time

Information Systems Security Engineer The Opportunity: Are you looking for an opportunity to share your experience in system security engineering to help our country and assist our clients with critical missions? As a systems security and network security engineer, you can identify the Information System Security Engineering needed to assess vulnerabilities and recommend the best solution and security strategy. We need your experience to lead the development and implementation of security solut

Information Systems Security Engineer, SeniorJob Title - Information Systems Security Engineer, Senior

CCS Global TechCompany Name - CCS Global Tech

•

Maryland, USA

Full-time

CCS Global Tech is a rapidly growing Information Technology company with a diverse portfolio of technology products and services and a large network of industry partnerships. With over 22 years of being a successful business with a global talent pool and presence, CCS is a certified Microsoft Gold Partner and specializes in delivering expert Microsoft based solutions for technical and business needs. We have been recognized by Inc. 500 Magazine as one of the fastest growing small companies in th

Information Systems Security Engineer IIJob Title - Information Systems Security Engineer II

LeidosCompany Name - Leidos

•

Maryland, USA

Full-time

Description The Digital Modernization Sector at Leidos currently has an immediate need for an experienced Information Systems Security Engineer (ISSE) II for a strategic High-Performance Computing (HPC) program. The ISSE II will need to be a self-starter with excellent analytical and problem-solving skills, flexibility, good judgment, and the ability to work within a team to mature the HPC capabilities of our customer. Primary Responsibilities: Assists the Government in creating techniques and

Cyber Systems Security Engineer Sr (Owego, NY)Job Title - Cyber Systems Security Engineer Sr (Owego, NY)

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

•

Owego, New York, USA

Full-time

Job Description What We're Doing At Lockheed Martin - Rotary Mission Systems, we are leading the development of state-of-the-art technologies that are integral to national security and defense. As part of our ongoing commitment to advancing mission-critical solutions, we are focused on integrating cutting-edge cybersecurity measures to ensure the resilience and security of our systems. By embedding advanced cybersecurity features, we are enhancing the operational effectiveness and safety of ou

Information Systems Security Engineer (ISSE)Job Title - Information Systems Security Engineer (ISSE)

Apex SystemsCompany Name - Apex Systems

•

Washington, District of Columbia, USA

Full-time

Job#: 2080503 Job Description: Apex Systems is seeking an Information Systems Security Engineer (ISSE) to support the US Airforce at the Pentagon. If interested, email your resume. Position: ISSE Location: Fully onsite @ the Pentagon Hours: M-F 8 hour shift between 6AM-6PM Job type: Long term contract Certifications: Must have Security + Overview: Seeking high-level IT Professionals to provide cyber security and security engineering services including system security engineering, cybersecuri

Information Systems Security EngineerJob Title - Information Systems Security Engineer

ManTechCompany Name - ManTech

•

Norfolk, Virginia, USA

Full-time

MANTECH seeks a motivated, career and customer-oriented Information Systems Security Engineer to join our team in Norfolk, VA. This is an onsite position. Responsibilities include, but are not limited to: Perform, support, or review security assessments to identify vulnerabilities or non-compliance and recommend activities to mitigate or eliminate identified threatsValidate, and verify complex system-wide security requirements based on analysis of user, policy, regulatory, and resource demandsDe

Information Systems Security EngineerJob Title - Information Systems Security Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

•

Fort Belvoir, Virginia, USA

Full-time

Job Number: R0221437 Information Systems Security Engineer The Opportunity: Are you looking for an opportunity to share your experience in system security engineering to help our country and assist our clients with critical missions? As a systems security and network security engineer, you can identify the Information System Security Engineering needed to assess vulnerabilities and recommend the best solution and security strategy. We need your experience to lead the development and implementat

Senior Information Systems Security EngineerJob Title - Senior Information Systems Security Engineer

LMI Government Consulting (Logistics Management InCompany Name - LMI Government Consulting (Logistics Management In

•

Remote

Full-time

Overview This is a hybrid (within 50 miles of Fort Bragg, NC) or fully remote position. LMI is seeking an Information Systems Security Engineer (ISSE) with a minimum of a SECRET clearance to provide cybersecurity Risk Management Framework (RMF) Authority to Operate (ATO) support for the United States Army. LMI is a consultancy dedicated to powering a future-ready, high-performing government, drawing from expertise in digital and analytic solutions, logistics, and management advisory services.

Control Systems Security Engineer PhiladelphiaJob Title - Control Systems Security Engineer Philadelphia

General Dynamics - Electric BoatCompany Name - General Dynamics - Electric Boat

•

Groton, Connecticut, USA

Full-time

Responsibilities for this Position Control Systems Security Engineer Philadelphia US-CT-Groton Job ID: 2025-14989 Type: Full-Time # of Openings: 1 Category: Engineering EB Groton Shipyard Overview Department 425, Electrical System Software and Cybersecurity - Shipboard Cybersecurity team, is seeking a Control Systems Security Engineer. The primary responsibility of this position is to serve as a control system security consultant for the electric and propulsion plant for COLUMBIA Class test

Senior Systems Security EngineerJob Title - Senior Systems Security Engineer

SAICCompany Name - SAIC

•

Alexandria, Virginia, USA

Full-time

Job ID: 2507174 Location: ALEXANDRIA, VA, US Date Posted: 2025-07-01 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is hiring a Senior Systems Security Engineer with an active TS/SCI clearance to participate in Independent Technical Risk Assessments (ITRA) and Program Protection Plan () reviews to

Military Fellowship Program: Systems Security EngineerJob Title - Military Fellowship Program: Systems Security Engineer

Sierra Nevada CorporationCompany Name - Sierra Nevada Corporation

•

Lone Tree, Colorado, USA

Full-time

SNC's Military Fellowship Program partners with programs such as SkillBridge and Hiring Our Heroes to provide fellowship opportunities to service members transitioning to the civilian workforce. These fellowships include up to six months of on-the-job industry training for eligible service members. During this time, participants gain valuable work experience in the civilian sector and build professional networks as they prepare for their transition to full-time civilian work. NOTE: You must be