network security administrator jobs

Information System Security Engineer - Senior

San Antonio, Texas

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Today

Your Impact: Are you interested in using your skills to help shape the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking an Information System Security Engineer - Senior to join our team of passionate individuals in San Antonio, TX. In this role you will support challenging, mission-critical projects that make a direct impact on the Nation's security and intelligence mission. The mission of the Lone Wolf program is to support, operate, and maintain the Distributed Conti

Full-time

SkillBridge Intern DOD: Information System Security Officer (ISSO) - Tucson, AZ

Tucson, Arizona

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Today

Date Posted: 2025-08-27 Country: United States of America Location: AZ855: RMS AP Bldg M05 1151 East Hermans Road Building M05, Tucson, AZ, 85756 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: Secret - Current RTX is a provider of SkillBridge Fellowship opportunities for transitioning service members to gain an in-depth understand

Full-time

Firewall Administrator (Palo Alto)

Washington, District of Columbia

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Today

Harmonia Holdings Group, LLC is an award-winning, rapidly growing federal government contractor committed to providing innovative, high-performing solutions to our government clients and focused on fostering a workplace that encourages growth, initiative, creativity, and employee satisfaction. We are seeking an experienced Firewall Administrator with strong Palo Alto skills to join our team. The ideal candidate will manage and administer firewall solutions within a highly secure SCIF environment

Full-time

Security Control Assessor Team Lead

Washington, District of Columbia

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Today

Job Description ECS is seeking a Security Control Assessor Team Lead to work in our Washington, DC office. Lead a team of Security Control Assessors (SCA) in the accomplishment of required contract SCA deliverables. Review and update existing information security policy, standards, and procedures based on federal and departmental regulations. Perform independent security and privacy control assessments in support of RMF Assessment & Authorization (A&A). Conduct assessments of existing and new

Full-time

USD 155,000.00 - 165,000.00 per year

Information Technology Engineer

Lynnwood, Washington

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Today

Leidos currently has an opening for an Information Technology (IT) Engineer to support the maintenance, operation, and support for a variety of IT equipment, servers, network gear, and related hardware and software, application support, and support for DevOps roles within the Software Engineering team by providing assistance with build, deployment, packaging, and other CI/CD-related infrastructure. This position is located at the Lynnwood, WA office. Some local travel to Poulsbo, WA may be requi

Full-time

USD 72,150.00 - 130,425.00 per year

Information Systems Security Engineer

Reston, Virginia

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Today

Location: Reston, Virginia Type: Contract Job #3785 Information Systems Security Engineer Reston VA *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is pus

Full-time

Information Systems Security Officer

Annapolis, Maryland

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Today

Let's Build the Future of Cyber Defense Come join an elite team of Cyber Engineers who specialize in Computer Network Operations (CNO)! This isn't just another contract. It's a chance to shape mission-critical tools that directly support advanced cyber warfare operations. The work is high-impact, deeply technical, and absolutely vital to national security. If you are someone who thrives in fast-paced, purpose-driven environments and wants to be part of something bigger, let's build the future-t

Full-time

USD 120,000.00 - 140,000.00 per year

Information System Security Officer (ISSO)

Utah

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Today

Job Description Secret Clearance required. Classified Cyber Security ISSOs help secure lifesaving products and critical state-of-the-art engineering and manufacturing systems by applying cutting edge cybersecurity principles. Rising to the challenge of building a more secure world for the warfighter, space exploration, climate sustainability and commercial use. The Cyber Security Specialist will partner with the security team, program, and government customers to perform as an Information Sys

Full-time

USD 73,400.00 - 129,260.00 per year

Information Security Architect

Irvine, California

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Today

Job Description Job Summary The Information Security Architect is responsible for designing, implementing, and maintaining the organization's information security strategy and architecture. This role ensures that security controls are integrated into systems, applications, and infrastructure, aligning with business objectives while protecting against evolving cyber threats. The architect will collaborate with stakeholders across IT, Legal, HR, Product, Engineering, other business units, and co

Full-time

USD 145,000.00 - 170,000.00 per year

Information Systems Security Officer

Port Hueneme, California

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Today

Leidos has an exciting opportunity for an Information System Security Officer (ISSO) employee to join our team supporting the Naval Surface Warfare Center Port Hueneme Division (NSWC PHD) in Port Hueneme, CA. Primary Responsibilities: Assist in the cybersecurity tasking for Special Security Office (SSO) program under NSWC Port Hueneme Division (PHD) cognizance.Assist with Shore-based Information Technology (IT) infrastructure operations and command functions to include facilities, finance and s

Full-time

USD 85,150.00 - 153,925.00 per year

Information Systems Security Engineer

Tampa, Florida

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Today

About This Role Who We Are: CAE Vision: Our vision is to be the worldwide partner of choice in defense and security, civil aviation, and healthcare by revolutionizing our customers' training and critical operations with digitally immersive solutions to elevate safety, efficiency and readiness. CAE Defense & Security Mission: CAE's Defense and Security business unit focuses on helping prepare military customers to develop and maintain the highest levels of mission readiness. CAE Values: Empowerm

Full-time

Specialist, Information Security Systems Engineer

Salt Lake City, Utah

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Today

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

Full-time

IT Security Operations Analyst - Senior

District of Columbia

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Today

Overview The Government Publishing Office (GPO) SecDevOps program provides advanced security, development, and operations support to safeguard federal information systems and infrastructure. This initiative integrates cybersecurity best practices with agile development and IT operations to ensure continuous security, compliance, and resilience across GPO's enterprise IT services. The mission is to protect and enable GPO's digital transformation by delivering secure, scalable, and reliable IT ser

Full-time

Information Security Engineer Internship (Summer 2026)

Des Moines, Iowa

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Today

What You'll Do Our Technology & Engineering internship program offers opportunities for 95+ interns and has a strong reputation with over 20 years of history. You'll work on real projects collaborating with a range of team members, including other interns through senior level management. We'll place you in a role customized to your expertise and interests, all while working in an Agile team environment. You'll be assigned a formal leader and mentor to help guide you through the program. This is

Full-time

USD 28.00 - 30.00 per hour

Information Technology/Assurance (IT/IA) Specialist I (24/7)

Ogden, Utah

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Cyber and IT Risk Management Job Qualifications: Skills: Information Security, Information Security Management, Information System Security Certifications: None Experience: 2 + years of related experience ship Required: Yes Job Description: The primary function is working within Special Access

Full-time

USD 80,580.00 - 109,020.00 per year

Information Technology/Assurance (IT/IA) Specialist I (24/7)

Colorado Springs, Colorado

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Today

Full-time

USD 80,580.00 - 109,020.00 per year

Senior Cloud Security Automation Lead

Westlake, Texas

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Today

Your Opportunity The Schwab CyberSecurity Services (SCS) organization is a centralized Center of Excellence (COE) within Schwab Technology Services (STS) that provides security services to advance Schwab's security posture of critical assets. Automation Engineering team within SCS Application and Data Engineering organization owns the strategy, design, development, implementation and support through automation and orchestration for achieving high security and performance, increasing efficiency

Full-time

USD 119,000.00 - 264,600.00 per year

Sr. Security Engineer

Texas

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Today

Introduction A career in IBM Software means you'll be part of a team that transforms our customer's challenges into industry-leading solutions. We are an infinitely curious team, always seeking new possibilities, and dedicated to creating the world's leading AI-powered, cloud-native software solutions. Our renowned legacy creates endless global opportunities for our network of IBMers. We are a team of deep product experts, ensuring exceptional client experiences, with a focus on delivery, excell

Full-time

Information Systems Security Manager - TS/SCI with Polygraph

Bethesda, Maryland

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Today

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: Cyber and IT Risk Management 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

Full-time

USD 170,000.00 - 230,000.00 per year

Information Systems Security Engineer (ISSE) - Placement

Washington, District of Columbia

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Today

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

Easy Apply

Full-time

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network security administrator jobs