Security Administrator Jobs in Baltimore, MD

101 - 120 of 1,110 Jobs

Information Systems Security Officer - Clearance RequiredJob Title - Information Systems Security Officer - Clearance Required

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Fort Meade, Maryland, USA

Full-time

Job Description What We're Doing: Lockheed Martin, Rotary Mission Systems Cyber & Intelligence invites you to step up to one of today's most daunting challenges: the use of advanced electronics to undermine our way of life. As a cyber security professional at Lockheed Martin, you'll protect the networks that our citizens and the world depend upon each minute: Financial assets. Healthcare information. Critical infrastructure. Hazardous materials. The uninterrupted flow of energy that keeps moder

Automated Test Framework Software Engineer TS/SCI PolyJob Title - Automated Test Framework Software Engineer TS/SCI Poly

LeidosCompany Name - Leidos

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Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for an Automated Test Framework Software Engineer 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, including Paid Time Off, 11 paid Holidays, 401K with a 6% c

Senior Linux Systems AdministratorJob Title - Senior Linux Systems Administrator

LeidosCompany Name - Leidos

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Annapolis, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Linux Systems Administrator 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, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immed

Dir, Information Security Office Consultant (Remote Eligible)Job Title - Dir, Information Security Office Consultant (Remote Eligible)

Capital OneCompany Name - Capital One

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Remote or McLean, Virginia, USA

Full-time

Dir, Information Security Office Consultant (Remote Eligible) At Capital One, you will lead an organization helping to consult on initiatives, programs, and projects to raise their game in Information Security and Risk Management relative to our Auto Lending business. You are pragmatic and practical in your understanding of risk and security, but also willing to know when to pull in experts and escalate. You collaborate and innovate with other teams within Capital One to push the envelope. You

SAR/SCI Systems Administrator - Advanced 1Job Title - SAR/SCI Systems Administrator - Advanced 1

Johns Hopkins University AppliedPhysicsLaboratoryCompany Name - Johns Hopkins University AppliedPhysicsLaboratory

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Laurel, Maryland, USA

Full-time

Description Do you love solving complex technical problems in customized IT environments? Are you passionate about providing advanced system administration support for unique, mission-critical projects? Do you like contributing to innovative projects that directly impact national security? If so, we're looking for someone like you to join our team at APL. We are seeking a talented Tier 3 Systems Administrator to expertly manage, secure, and maintain customized Windows and Linux environments

PKI (Public Key Infrastructure) SpecialistJob Title - PKI (Public Key Infrastructure) Specialist

Cymertek CorporationCompany Name - Cymertek Corporation

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Annapolis, Maryland, USA

Full-time

PKI (Public Key Infrastructure) Specialist LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a skilled and detail-oriented PKI (Public Key Infrastructure) Specialist to manage and enhance our organization's certificate and encryption infrastructure. In this role, you will design, implement, and maintain PKI systems to ensure secure authentication, data integrity, and encryption across all platf

Cyber Security Information Systems Security OfficerJob Title - Cyber Security Information Systems Security Officer

Optima Global SolutionsCompany Name - Optima Global Solutions

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Remote or Washington, District of Columbia, USA

Contract

Optima Global Solutions Inc.is a valuable IT Services and Solution provider that customers, employees, and stakeholders feel proud to be associated with. Optima's Intelligent Automation Solutions leverage robotic process automation, intelligent data capture, and business process management best practices to streamline operations. Our IT Services practice provides organizations with highly personalized, comprehensive, U.S. based recruiting services supported by our internal onsite team of subject

COMSEC/Network EngineerJob Title - COMSEC/Network Engineer

LeidosCompany Name - Leidos

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Laurel, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a COMSEC/Network Engineer 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, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vestin

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

Information Systems Security Manager (ISSM)Job Title - Information Systems Security Manager (ISSM)

Cymertek CorporationCompany Name - Cymertek Corporation

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Annapolis, Maryland, USA

Full-time

Information Systems Security Manager (ISSM) LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and results-driven Information Systems Security Manager (ISSM) to lead and oversee the security management of our information systems. In this pivotal role, you will be responsible for ensuring the confidentiality, integrity, and availability of organizational systems while maintaining

Systems Administrator 1Job Title - Systems Administrator 1

PANGIAM a BigBear.ai CompanyCompany Name - PANGIAM a BigBear.ai Company

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Columbia, Maryland, USA

Full-time

Overview BigBear.ai is seeking a System Administrator Level 1 to provide support for implementation, troubleshooting and maintenance of lnformation Technology (IT) systems. Manages IT system infrastructure and any processes related to these systems. Provides support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc. Provides Tier I (Help Desk) and Tier 2 (Escalation) problem identification,

Information Systems Security EngineerJob Title - Information Systems Security Engineer

Base-2 Solutions, LLCCompany Name - Base-2 Solutions, LLC

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Fort Meade, Maryland, USA

Full-time

Job Description: Base-2 Solutions is seeking a highly skilled and motivated Information Systems Security Engineer (ISSE) to join our team. Our ISSEs play a critical role in safeguarding cutting-edge systems that support national defense and mission-critical operations. We are looking for security professionals who bring expertise in system security design, risk management, and cybersecurity frameworks, as well as strong leadership qualities and an eagerness to tackle complex challenges. Our ide

Senior Linux Systems Administrator - 10k Sign on BonusJob Title - Senior Linux Systems Administrator - 10k Sign on Bonus

LeidosCompany Name - Leidos

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Annapolis, Maryland, USA

Full-time

Secure Enterprise Engineer - Viasat GovernmentJob Title - Secure Enterprise Engineer - Viasat Government

Viasat, Inc.Company Name - Viasat, Inc.

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Linthicum Heights, Maryland, 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 As a Secure Enterprise Engineer you will be responsible for

System Administrator 1Job Title - System Administrator 1

Realm OneCompany Name - Realm One

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Annapolis, Maryland, USA

Full-time

RealmOne is the GOAT - where your career can reach the greatest heights! RealmOne was built on the principle that people matter first and foremost. We believe in providing a strong work/life balance by investing in our employees and encouraging professional and personal growth. We do this by offering exceptional benefits, flexible schedules, and the tools necessary to achieve success through paid training, mentoring, and the opportunity to work alongside top-notch security professionals. Join u

Systems Administrator 2Job Title - Systems Administrator 2

Realm OneCompany Name - Realm One

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Annapolis, Maryland, USA

Full-time

We're searching for talented individuals who provide intelligence, engineering, and mission management expertise for the Government. This program will maximize the effectiveness and efficiency of our country's most important missions both at home and abroad. If you are ready to support a high-performing team that truly makes a difference, then come join us! Job Description: We are looking for a System Administrator 2 to provide support for implementation, troubleshooting and maintenance of Inf

Project Manager - Computer Systems EngineerJob Title - Project Manager - Computer Systems Engineer

LeidosCompany Name - Leidos

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Odenton, Maryland, USA

Full-time

Description The Digital Modernization Sector at Leidos has an opening for an experienced Project Manager / Computer Systems Engineer for the DISA Defense Red Switch Network in support of an enterprise VoIP management system - Operations II (GSM-O II) contract at Fort Meade, MD. The Project Manager / Computer Systems Engineer is responsible for working within a fast-paced project team to deliver high quality products efficiently and effectively. This position requires someone who thrives in a fas

Information System Security Officer, SeniorJob Title - Information System Security Officer, Senior

SilverEdgeCompany Name - SilverEdge

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Maryland, USA

Full-time

Overview SilverEdge Government Solutions is seeking a Senior Information System Security Officer to assist the ISSMs in meeting their duties and responsibilities. Implement and enforce all DoD Information Systems and Platform IT system cybersecurity policies and procedures, as defined by cybersecurity-related documentation. Ensure that all users have the requisite security clearances and access authorization and are aware of their cybersecurity responsibilities for DoD IS and PIT systems under

Telecommunications EngineerJob Title - Telecommunications Engineer

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

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Fort Meade, Maryland, USA

Full-time

Job Number: R0221725 Telecommunications Engineer The Opportunity: Are you looking for an opportunity to combine your technical skills with big picture thinking to make an impact in government communications? You understand your customer's environment and how to develop the right systems for their mission. Your ability to translate real-world needs into technical specifications makes you an integral part of delivering a customer-focused engineering solution. As a Telecommunications Engineer on o

MySQL Database AdministratorJob Title - MySQL Database Administrator

SAICCompany Name - SAIC

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Fort Meade, Maryland, USA

Full-time

Job ID: Location: FORT MEADE, MD, US Date Posted: 2025-07-16 Category: Information Technology Subcategory: Database Admin 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: Yes Description Make a difference for national security by joining a team of dedicated IT professionals who will sustain, modernize and transform the enterprise IT capabilities for the Defense