Entry Level Network Security Administrator Jobs

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Cybersecurity Engineer - Sr. Consultant Level - Enterprise Security Architecture

Visa Inc.

Austin, Texas, USA

Full-time

Company Description Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more than 200 countries and territories each year. Our mission is to connect the world through the most innovative, convenient, reliable, and secure payments network, enabling individuals, businesses, and economies to thrive while driven by a common purpose - to uplift everyone, everywhe

Principal Software Engineer (IoT Security)

PaloAlto Networks

Santa Clara, California, USA

Full-time

Company Description Our Mission At Palo Alto Networks everything starts and ends with our mission: Being the cybersecurity partner of choice, protecting our digital way of life. Our vision is a world where each day is safer and more secure than the one before. We are a company built on the foundation of challenging and disrupting the way things are done, and we're looking for innovators who are as committed to shaping the future of cybersecurity as we are. Who We Are We take our mission of

Security Engineer

ManTech

Herndon, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Security Engineer to join our team in Herndon, VA. The Security Engineer will design, implement, and maintain secure environments that align with compliance standards in support of a high priority mission at one of our National Intelligence Customers. This role requires an individual with a strong technical foundation in cybersecurity, a deep understanding of federal security frameworks, and a proactive approach to protecting mission-critic

Security Engineer

ManTech

Herndon, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Security Engineer to join our team in Herndon, VA. We are searching for a highly skilled Security Engineer to design, implement, and maintain secure environments that align with compliance standards in support of a high priority mission at one of our National Intelligence Customers. This role requires an individual with a strong technical foundation in cybersecurity, a deep understanding of federal security frameworks, and a proactive appro

Information Systems Security Officer (ISSO) - Andover, MA

RTX Corporation

Andover, Massachusetts, USA

Full-time

Date Posted: 2025-07-15 Country: United States of America Location: MA101: Andover MA 350 Lowell St Essex 350 Lowell Street Essex, Andover, MA, 01810 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation

Cloud Solution Architect AI Security / Cross Workload

Microsoft Corporation

Washington, District of Columbia, USA

Full-time

Join Microsoft's US Public Sector Industries DIB Team-where mission meets innovation. The Defense Industrial Base (DIB) Operating Unit (OU) is a newly formed team with a bold mission: to consolidate, simplify, and accelerate Microsoft's presence across the DIB landscape. This expansive network includes over 100,000 organizations specializing in manufacturing, aviation, cybersecurity, and more-all united in their support of all Federal Agencies, including the U.S. Department of Defense and other

IT Security Analyst

Decisionpoint Corporation

Omaha, Nebraska, USA

Full-time

Overview DecisionPoint Corporation is seeking an IT Security Analyst to join our US Air Force team supporting the defense of USAF infrastructure (AFIN) at the base level. This position is onsite at Offutt AFB. Duties & Responsibilities The contractor shall provide Functional Mission Analysis-Cyber assistance to identify weapon system's critical information technology architecture and supporting infrastructure that aids in the warfighting mission. Contractor shall perform Information Security Ana

Network Engineer

Nightwing

Arlington, Virginia, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Specialist, Information Systems Security Engineer

Harris Corporation

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

Security Engineer - Application/Product Security

TikTok

Seattle, Washington, USA

Full-time

Location : Seattle Employment Type : Regular Job Code : A100206 Apply to this job Share this listing: Responsibilities Security Team at TikTok The team is missioned to build infrastructures, platforms and technologies, as well as to support cross-functional teams to protect our users, products and infrastructures. In this team you'll have a unique opportunity to have first-hand exposure to the strategy of the company in key security initiatives, especially in building scalable and secure-

Product IT Network Engineer

NOV

Houston, Texas, USA

Full-time

Job Description Job Description: We are seeking a skilled and experienced Network Engineer to join our dynamic team. The ideal candidate will design, implement, and maintain secure, high-performance network infrastructures using industry-leading technologies. You will collaborate with cross-functional teams to ensure network reliability, security, and scalability while automating processes to improve efficiency. Key Responsibilities: - Design, configure, and troubleshoot network systems usin

Information Systems Security Manager - TS/SCI with Polygraph

General Dynamics

Bethesda, Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Cloud:Amazon Web Services (AWS), Plan of Action and Milestones (POA&M), RMF, Xacta (Platform) Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Seize your opportunity to make a person

Associate Manager, Information System Security Manager (ISSM)

Harris Corporation

Plano, 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

Senior Associate, Information Systems Security Officer (ISSO)

Harris Corporation

Plano, 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

Senior Enterprise Security Engineer

FanDuel

New York, New York, USA

Full-time

ABOUT FANDUEL FanDuel Group is the premier mobile gaming company in the United States and Canada. FanDuel Group consists of a portfolio of leading brands across mobile wagering including: America's #1 Sportsbook, FanDuel Sportsbook; its leading iGaming platform, FanDuel Casino; the industry's unquestioned leader in horse racing and advance-deposit wagering, FanDuel Racing; and its daily fantasy sports product. In addition, FanDuel Group operates FanDuel TV, its broadly distributed linear cable

Senior Enterprise Security Engineer

FanDuel

Atlanta, Georgia, USA

Full-time

ABOUT FANDUEL FanDuel Group is the premier mobile gaming company in the United States and Canada. FanDuel Group consists of a portfolio of leading brands across mobile wagering including: America's #1 Sportsbook, FanDuel Sportsbook; its leading iGaming platform, FanDuel Casino; the industry's unquestioned leader in horse racing and advance-deposit wagering, FanDuel Racing; and its daily fantasy sports product. In addition, FanDuel Group operates FanDuel TV, its broadly distributed linear cable

Specialist, Information Security 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

Microelectronics Security Engineer

Radiance Technologies

Huntsville, Alabama, USA

Full-time

Radiance Technologies, a rapidly growing employee-owned company, is searching for a talented MicroElectronics Security Engineer to join the Microelectronic Technology Operation (MTO). MTO is focused on microelectronics and hardware security, and is involved in the development of anti-tamper / protective technologies, failure analysis, reverse engineering, full spectrum cyber operations, and cyber tool development and solutions. Additionally, MTO conducts vulnerability research to include hardwar

Security Solution Engineer

Microsoft Corporation

No location provided

Full-time

Join Microsoft's US Public Sector Industries DIB Team-where mission meets innovation. The Defense Industrial Base (DIB) Operating Unit (OU) is a newly formed team with a bold mission: to consolidate , simplify, and accelerate Microsoft's presence across the DIB landscape. This expansive network includes over 100,000 organizations specializing in manufacturing, aviation, cybersecurity, and more-all united in their support of all Federal Agencies, including the U.S. Department of Defense and other

Information Systems Security Officer, Classified Cybersecurity

Lockheed Martin Corporation

King of Prussia, Pennsylvania, USA

Full-time

Job Description This position requires TS/SCI clearance with the ability to obtain a CI polygraph. This position will perform duties as a Classified Cybersecurity Information Systems Security Officer (ISSO) for systems located at the LM Space facility in King of Prussia, PA. The work that Cybersecurity ISSO's do can be summarized in this way: - You will have a direct impact to national security, ultimately contributing to protecting your loved ones - this is dynamic, gratifying and impactful