Senior Network Security Administrator Jobs

541 - 560 of 6,195 Jobs

Senior Security AnalystJob Title - Senior Security Analyst

Jack Henry & AssociatesCompany Name - Jack Henry & Associates

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New York, New York, USA

Full-time

At Jack Henry, we deliver technology solutions that are digitally transforming and empowering community banks and credit unions to provide enhanced and streamlined user experiences to their customers and members. Our best-in-class products are just the start as we lay the groundwork for the future of digital banking and payments. We hope you'll join us. We can't do it without you. The Information and Cyber Security team at Jack Henry is looking for a Senior Data Security Analyst to join our miss

Senior AWS Cloud Systems Operations AdministratorJob Title - Senior AWS Cloud Systems Operations Administrator

MaximusCompany Name - Maximus

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San Antonio, Texas, USA

Full-time

General information Job Posting Title Senior AWS Cloud Systems Operations Administrator Date Wednesday, July 30, 2025 City San Antonio State TX Country United States Working time Full-time Description & Requirements Maximus is seeking a Senior AWS Cloud Systems Operations Administrator focused on managing AWS workloads, overseeing system deployment, security, and compliance. This administrator will use AWS tools to ensure systems run efficiently, troubleshooting as needed. Their expertise is vit

Senior AWS Cloud Systems Operations AdministratorJob Title - Senior AWS Cloud Systems Operations Administrator

MaximusCompany Name - Maximus

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San Antonio, Texas, USA

Full-time

Senior AWS Cloud Systems Operations AdministratorJob Title - Senior AWS Cloud Systems Operations Administrator

MaximusCompany Name - Maximus

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San Antonio, Texas, USA

Full-time

Senior AWS Cloud Systems Operations AdministratorJob Title - Senior AWS Cloud Systems Operations Administrator

MaximusCompany Name - Maximus

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San Antonio, Texas, USA

Full-time

Senior AWS Cloud Systems Operations AdministratorJob Title - Senior AWS Cloud Systems Operations Administrator

MaximusCompany Name - Maximus

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San Antonio, Texas, USA

Full-time

Senior AWS Cloud Systems Operations AdministratorJob Title - Senior AWS Cloud Systems Operations Administrator

MaximusCompany Name - Maximus

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San Antonio, Texas, USA

Full-time

Senior Information Assurance Security SpecialistJob Title - Senior Information Assurance Security Specialist

Decisionpoint CorporationCompany Name - Decisionpoint Corporation

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Elizabeth City, North Carolina, USA

Full-time

Overview DecisionPoint Corporation is seeking a Senior Information Assurance Security Specialist to join our team on an upcoming contract to support the Unites States Coast Guard USCG) Aviation Logistics Center (ALC) Information Systems Division (ISD) in Elizabeth City, North Carolina. The USCG ALC ISD provides development, security, and operations (DevSecOps) IT support for products and services for the Coast Guard Information Officer (CIO), Commandant, and Coast Guard Cyber Command through a g

Sr. Network Architect - hybrid - onsite 3-4 days a weekJob Title - Sr. Network Architect - hybrid - onsite 3-4 days a week

CalanceCompany Name - Calance

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Fairfield, California, USA

Contract

The Ideal Candidate Cisco Technology Expertise: Proven expertise in configuring, managing, and troubleshooting a wide range of Cisco networking equipment, including routers, switches, firewalls, and wireless solutions. Advanced proficiency in working with the latest Cisco technologies, such as Cisco ACI, DNA Center, SD-WAN, and intent-based networking solutions. Routing experience in BGP, OSPF, EIGRP, HSRP, QOS, STP/RSTP/MSTP In-depth understanding of core Routing and Switching TCP IPv4 & IP

Senior Lead Security EngineerJob Title - Senior Lead Security Engineer

Decisionpoint CorporationCompany Name - Decisionpoint Corporation

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District of Columbia, USA

Full-time

Overview DecisionPoint seeks a Senior Lead Security Engineer to architect, integrate, and sustain FCC's cybersecurity platforms and infrastructure. The Federal Communications Commission (FCC) regulates interstate and international communications. Its Cybersecurity Support Services program is transitioning to a Managed Cybersecurity Services model, which enhances defense, meets federal mandates, and protects critical infrastructure. This position is on-site at FCC headquarters; 45 L Street NE, W

Senior Linux System AdministratorJob Title - Senior Linux System Administrator

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Columbia, Maryland, USA

Full-time

Job Number: R0219640 Linux System Administrator, Senior The Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the Department of Defense? We're looking for a Cross Domain Platform System Administrator to help us design, deploy, and maintain Cross Domain Solutions for an enterprise environment that supports critical cybersecurity mission customers. As a Linux system administrato

Linux Systems Administrator, Sr / Onsite: Huntsville, ALJob Title - Linux Systems Administrator, Sr / Onsite: Huntsville, AL

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Huntsville, Alabama, USA

Full-time

Job Description Our employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 employees work with our partners around the world to bring the latest technology to our customers' toughest challenges. Headquartered in Bethesda, Maryland, US, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span 70 countries. Lockheed Martin Enterprise Operations (EO) is actively see

Senior Information Systems Security Officer 15k Sign on BonusJob Title - Senior Information Systems Security Officer 15k Sign on Bonus

LeidosCompany Name - Leidos

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Annapolis, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Information Systems Security Officer (ISSO) in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits Leidos Pay and Benefits, including 4 or more weeks Paid Time Off,

Sr. Security Software Engineer (Starlink)Job Title - Sr. Security Software Engineer (Starlink)

SpaceXCompany Name - SpaceX

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Hawthorne, California, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. SECURITY SOFTWARE ENGINEER (STARLINK) At SpaceX we're leveraging our experience in building rockets and spacecraft to deploy Starlink, the world's most advanced broadband internet system. Starlink is the world's l

Sr. Manager Information Security & AIJob Title - Sr. Manager Information Security & AI

TriCom Technical ServicesCompany Name - TriCom Technical Services

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Duluth, Minnesota, USA

Contract

Sr. Manager Information Security & AI Summary We are seeking a Sr. Manager of Information Security who will lead a team of IT security professionals to protect our client s information assets. This includes building cybersecurity strategies, managing risk, overseeing compliance, and ensuring incident readiness and response. This role reports to the Executive Director of Digital Transformation & Technology and plays a key part in shaping enterprise security capabilities. Responsibilities Build

Sr. Security Software Engineer (Starlink)Job Title - Sr. Security Software Engineer (Starlink)

SpaceXCompany Name - SpaceX

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Redmond, Washington, USA

Full-time

Sr. Security EngineerJob Title - Sr. Security Engineer

ACL DigitalCompany Name - ACL Digital

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Atlanta, Georgia, USA

Full-time

Responsible for the design, testing, evaluation, implementation, support, management, and deployment of security systems/devices used to safeguard the organization's information assets. Also responsible for analyzing the information security environment and assisting with the development of security measures to safeguard information against accidental or unauthorized modification, destruction, or disclosure. '-Works with the technical team to recover data after a security breach. -Configures and

Senior Information Systems Security ManagerJob Title - Senior Information Systems Security Manager

RTX CorporationCompany Name - RTX Corporation

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Cambridge, Massachusetts, USA

Full-time

Date Posted: 2025-07-29 Country: United States of America Location: MA105: BBN Headquarters 10 Moulton Street , Cambridge, MA, 02138 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: Top Secret Senior Information Systems Security Manager (Sr. ISSM) Our Cybersecurity team in Cambridge, MA. have a great opportunity for

Technical Curriculum Developer - Network SecurityJob Title - Technical Curriculum Developer - Network Security

PaloAlto NetworksCompany Name - PaloAlto Networks

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Remote or Santa Clara, California, USA

Full-time

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. We have the vision of a world where each day is safer and more secure than the one before. These aren't easy goals to accomplish - but we're not here for easy. We're here for better. 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 com

Sr. Security Architect (Hybrid)- Richmond, VA (Webcam Interview). Need only localsJob Title - Sr. Security Architect (Hybrid)- Richmond, VA (Webcam Interview). Need only locals

HSK Technologies, Inc.Company Name - HSK Technologies, Inc.

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Richmond, Virginia, USA

Contract, Third Party

Job Title: Security Architect (Hybrid) Location: Richmond, VA (Webcam Interview). Duration: Long-Term Contract. Note:In-depth knowledge of NIST 800-53 and other relevant security frameworks to ensure compliance with COV SEC530. Job Overview: We are seeking a highly experienced Security Architect to support the development of System Security Plans (SSPs) for enterprise applications and third-party suppliers. This role involves working closely with business units to assess current security posture