Senior Network Security Administrator Jobs

121 - 140 of 6,613 Jobs

Network Security EngineerJob Title - Network Security Engineer

Thermo Fisher ScientificCompany Name - Thermo Fisher Scientific

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Frederick, Maryland, USA

Full-time

Work Schedule Standard (Mon-Fri) Environmental Conditions Office Job Description When you join us at Thermo Fisher Scientific, you'll be part of a hard-working, driven team that shares your passion for exploration and discovery. With annual revenues of approximately $40 billion and the most significant investment in R&D in the industry, we give our over 100,000 colleagues the resources and chances to create meaningful contributions to the world. Location/Division Specific Information Discov

LAN Security Engineer / Network Security EngineerJob Title - LAN Security Engineer / Network Security Engineer

Cardinal Integrated Technologies IncCompany Name - Cardinal Integrated Technologies Inc

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Huntingdon, Pennsylvania, USA

Contract

Hi, We have a Hybrid-Onsite job opportunity with one of our clients for a LAN Security Engineer. If interested, please respond to me with the below-required details, or I would appreciate it if you could refer an ex-colleague/team member/friend looking for similar roles. CardinalIT offers a referral bonus of $500 for each such referral, to show gratitude and appreciation for this gesture. Updated Resume:Expected rates on W2:Availability to start:- I am looking forward to receiving your reply. Po

Manager Network Security Engineering Dallas or Detroit metroJob Title - Manager Network Security Engineering Dallas or Detroit metro

ComericaCompany Name - Comerica

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Auburn Hills, Michigan, USA

Full-time

Manager Network Security Engineering The Network Security Engineering Manager role revolves around overseeing the security infrastructure, managing a team of engineers, and ensuring the effectiveness of network security protocols. This includes directing and escalating issues related to high-visibility network security technologies. The position involves project management, change management, threat response, and operational excellence. Additionally, responsibilities extend to risk management,

Network Operations Specialist Clearance, Security +, CCNA RequiredJob Title - Network Operations Specialist Clearance, Security +, CCNA Required

TEKsystems c/o Allegis GroupCompany Name - TEKsystems c/o Allegis Group

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Albany, Georgia, USA

Full-time

Top Skills' Details 1. 2 years of IT with a focus of Networking 2. Active Secret Clearance 3. Sec+ and CCNA Job Description They will Monitor the infrastructure and network by responding appropriately to alerts and events. Respond to incidents from triage through resolution, including escalations, where appropriate. Respond to infrastructure repairs, including directing remote activities to maintain operational effectiveness for services. Provide root cause analysis documentation in accordance w

Network AdministratorJob Title - Network Administrator

Judge Group, Inc.Company Name - Judge Group, Inc.

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Austin, Texas, USA

Contract

Location: Austin, TX Salary: Depends on Experience Description: Our top client is currently seeking a Network Administrator Job Title: Network Administrator Location: Austin, TX Employment Type: Contract to hire (6+ Months) Our Opportunity We're looking for a skilled Network Administrator 1 to join our team. You'll be responsible for the installation, configuration, maintenance, and support of our organization's network infrastructure, including LANs, WANs, wireless networks, and Internet s

Endpoint Security as a Service (ESS) Engineer/AdministratorJob Title - Endpoint Security as a Service (ESS) Engineer/Administrator

LeidosCompany Name - Leidos

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Washington, USA

Full-time

Leidos is seeking a skilled and driven Endpoint Security as a Service (ESS) Engineer and Administrator to join our team at the Washington Navy Yard - where innovation meets mission. What You'll Do As an ESS Engineer and Administrator, you won't just maintain systems - you'll elevate them. You'll be part of a collaborative team that installs, configures, and fine-tunes advanced security solutions to ensure critical network infrastructure runs at peak performance. You'll also evaluate emerging t

Security Administrator 4-5Job Title - Security Administrator 4-5

Metropolitan Transportation AuthorityCompany Name - Metropolitan Transportation Authority

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New York, New York, USA

Full-time

Description Job Title: Security Administrator - Level 4 -5 Salary Range: Level 4 - Min.: $76,001 Max.: $108,573 Level 5 - Min.: $86,703 Max.: $123,862 Dept/Div: MTA Information Technology/ IT Security Supervisor: Cybersecurity Officer/Manager Location: 2 Broadway and other locations as required Hours of Work: 9:00 AM -5:30 PM (8 hours/day) or as required The Metropolitan Transportation Authority is North America's largest transportation network, serving a population of 15.3 million pe

Network/Systems Administrator IIIJob Title - Network/Systems Administrator III

General DynamicsCompany Name - General Dynamics

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Washington, District of Columbia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Network Administration Job Qualifications: Skills: Computer Backups, Computer Networking, Local Area Network (LAN) Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a Network/System Administrator with GDIT. A caree

IT SPECIALIST - SR. IT SPECIALIST - Network AdministratorJob Title - IT SPECIALIST - SR. IT SPECIALIST - Network Administrator

Southwest Research InstituteCompany Name - Southwest Research Institute

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San Antonio, Texas, USA

Full-time

Who We Are: Network Telecommunications Services: Responsible for connectivity and communications needs for the Institute. This includes network administration of routing, switching, unified communications, wireless and ISP connectivity. In addition, we manage AV operations and the telecom infrastructure inside/outside plant. Objectives of this Role: Handle centralized network management.Administer DNS/DHCP and wireless network systems.Cross-train into other network disciplines. Daily and Month

DevOps Network Security EngineerJob Title - DevOps Network Security Engineer

Zachary Piper Solutions, LLCCompany Name - Zachary Piper Solutions, LLC

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Raleigh, North Carolina, USA

Full-time

Piper Companies is seeking a DevOps Network Security Engineer who will configure and manage security groups and network security initiatives. The DevOps network security engineer will be hybrid in Raleigh, NC. Requirements for the DevOps Network Security Engineer include: - Configure and oversee security groups and network security initiatives to ensure robust protection for all systems. - Set up and administer firewalls across multiple regions, and establish and secure VPNs. - Handle complex,

Cybersecurity / Network Security ManagerJob Title - Cybersecurity / Network Security Manager

HCLTechCompany Name - HCLTech

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Frisco, Texas, USA

Full-time

Cybersecurity / Network Security Manager Responsible for being trusted advisor to customer CISO. The role will be not only be required to interact with CISO and senior directors to help that address enterprise security challenges but also to proactively plan and execute the roadmaps for the organization. This role will be expected to participate in cybersecurity governance meetings with customer leadership and advise them. The role will work towards improving cybersecurity posture using differe

Network Security Intake CoordinatorJob Title - Network Security Intake Coordinator

Gainwell Technologies LLCCompany Name - Gainwell Technologies LLC

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Dallas, Texas, USA

Full-time

Be part of a team that unleashes the power of leading-edge technologies to help improve the health and well-being of those most vulnerable in our country and communities. Working at Gainwell carries its rewards. You'll have an incredible opportunity to grow your career in a company that values work flexibility, learning, and career development. You'll add to your technical credentials and certifications while enjoying a generous, flexible vacation policy and educational assistance. We also have

Network Security Intake CoordinatorJob Title - Network Security Intake Coordinator

Gainwell Technologies LLCCompany Name - Gainwell Technologies LLC

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Houston, Texas, USA

Full-time

Network Security Intake CoordinatorJob Title - Network Security Intake Coordinator

Gainwell Technologies LLCCompany Name - Gainwell Technologies LLC

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Austin, Texas, USA

Full-time

IT Security AdministratorJob Title - IT Security Administrator

Mako ProfessionalsCompany Name - Mako Professionals

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Tampa, Florida, USA

Full-time

Information Security Administrator Location: On-site in Tampa, FL Start: ASAP Overview: Mako Professionals is seeking an experienced Information Security Administrator to support compliance, risk mitigation, and data protection efforts within a high-security environment. The ideal candidate will have a strong background in IT security governance, regulatory frameworks, and hands-on experience with security tools, network controls, and compliance assessments. Key Responsibilities: Analyze

Network AdministratorJob Title - Network Administrator

SAICCompany Name - SAIC

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Adelphi, Maryland, USA

Full-time

Job ID: 2507144 Location: ADELPHI, MD, US Date Posted: 2025-06-30 Category: Information Technology Subcategory: Network Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a proven Network Administrator to join the Army Research Laboratory (ARL) Information Technology (IT) Modernization program and support the full range of

Network AdministratorJob Title - Network Administrator

SAICCompany Name - SAIC

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Aberdeen, Maryland, USA

Full-time

Job ID: 2507143 Location: ABERDEEN, MD, US Date Posted: 2025-07-09 Category: Information Technology Subcategory: Network Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a proven Network Administrator to join the Army Research Laboratory (ARL) Information Technology (IT) Modernization program and support the full range of En

Endpoint Security as a Service (ESS) Engineer/AdministratorJob Title - Endpoint Security as a Service (ESS) Engineer/Administrator

LeidosCompany Name - Leidos

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Washington, District of Columbia, USA

Full-time

Description Leidos is seeking a skilled and driven Endpoint Security as a Service (ESS) Engineer and Administrator to join our team at the Washington Navy Yard - where innovation meets mission. What You'll Do As an ESS Engineer and Administrator, you won't just maintain systems - you'll elevate them. You'll be part of a collaborative team that installs, configures, and fine-tunes advanced security solutions to ensure critical network infrastructure runs at peak performance. You'll also evaluat

System/Network Administrator - Active TS/SCI RequiredJob Title - System/Network Administrator - Active TS/SCI Required

Viasat, Inc.Company Name - Viasat, Inc.

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Carlsbad, California, USA

Full-time

About us One team. Global challenges. Infinite opportunities. At Viasat, we're on a mission to deliver connections with the capacity to change the world. For more than 35 years, Viasat has helped shape how consumers, businesses, governments and militaries around the globe communicate. We're looking for people who think big, act fearlessly, and create an inclusive environment that drives positive impact to join our team. What you'll do Keeping our systems, technology, and employees safe is a ke

Network Security Engineer (OMT3)Job Title - Network Security Engineer (OMT3)

LeidosCompany Name - Leidos

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Sierra Vista, Arizona, USA

Full-time

Description Leidos is seeking an Operation and Management Network Security Engineer to join our AGUN team. PROGRAM SUMMARY: The AGUN program is a highly demanding mission and requires expert technical and professional management to support the Army's global wide area network and security infrastructure. You will be supporting a large and complex network migration and operations for the US Army. This role will include resolving service tickets on the AGUN system, providing prioritized validated/