Security Administrator Jobs in Baltimore, MD

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Java Developer

PANGIAM a BigBear.ai Company

Maryland, USA

Full-time

Overview BigBear.ai is seeking a Java Developer to work on a fast-moving software engineering team supporting a microservice ecosystem with several UIs. This position will be based out of Ft. Meade, Maryland. The team is highly collaborative, and engineers are encouraged to help drive system design. The candidate will be working with mission very closely and interacting with customers daily. This position will work on site in Annapolis Junction, MD. What you will do Develop and maintain Java

Sr. Staff Security Architect, Cloud Security

Thermo Fisher Scientific

Remote or 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 an inquisitive team that shares your passion for exploration and discovery. With revenues of more than $40 billion and the largest investment in R&D in the industry, we give our people the resources and chances to create significant contributions to the world. Location/Division Specific Information This position is in the Cybersecurity Architecture

Network Engineer 1

Realm One

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: Performs network services from network design through implementation, maintenance, and upgrading of existing networks. An

DevOps Engineer

Booz Allen Hamilton

College Park, Maryland, USA

Full-time

Job Number: R0222400 DevOps Engineer The Opportunity: Everyone is trying to "harness the cloud," but not everyone knows how. As a DevOps engineer, you're eager to develop, manage, and secure a container platform that meets your client's needs and takes advantage of cloud capabilities. We need you to help us develop container management software to solve some of our clients' toughest challenges. As a platform DevOps engineer at Booz Allen, you can use your technical skills to affect mission-forw

DevOps Engineer

Booz Allen Hamilton

College Park, Maryland, USA

Full-time

Job Number: R0222402 DevOps Engineer The Opportunity: Everyone is trying to "harness the cloud," but not everyone knows how. As a DevOps engineer, you're eager to develop, manage, and secure a container platform that meets your client's needs and takes advantage of cloud capabilities. We need you to help us develop container management sof tware to solve some of our clients' toughest challenges. As a platform DevOps engineer at Booz Allen, you can use your technical skills to affect mission-for

Digital Network Exploitation Analyst

Realm One

Annapolis, Maryland, USA

Full-time

RealmOne is FOCUSED on you! 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 us on this journey as we execute this new miss

Senior DevOps Engineer

Leidos

Annapolis, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior DevOps 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 vesting

5G Linux Systems Administrator

Booz Allen Hamilton

Maryland, USA

Full-time

Job Number: R0223041 5G Linux Systems Administrator The Opportunity: Are you driven by relentless curiosity and a passion for learning? Does the future of technology and innovation excite you? Elevate your system administration expertise by joining Booz Allen's cutting-edge 5G team! We are seeking innovative professionals who are ready to enhance, manage, and maintain our cutting-edge cloud-native network to support vulnerability research, data science efforts, virtual and augmented reality prog

Maritime Surveillance Systems Acoustic Analyst

Johns Hopkins Applied Physics Laboratory (APL)

Laurel, Maryland, USA

Full-time

Description Do you have operational experience with U. S. Navy's Integrated Undersea Surveillance System or experience in other Undersea Warfare domains? Are you passionate about working with groundbreaking, next-generation technologies? Do you want to make significant contributions to improve essential U. S. Naval capabilities through acoustic analysis, test and evaluation? If so, we 're looking for someone like you to join us at APL. We are seeking a dynamic, creative and analytical candidate

Research Support Engineer

Booz Allen Hamilton

Maryland, USA

Full-time

Job Number: R0222686 Research Support Engineer The Opportunity: As an experienced engineer, you know that machine learning is critical to understanding and processing massive datasets. Your ability to test and evaluate ML infrastructure and algorithms makes you an integral part of delivering a customer-focused solution. We need your technical knowledge and desire to problem-solve to support the government mission. Join us. The world can't wait. You Have: Experience with supporting and debuggin

Senior Network Engineer

SAIC

Maryland, USA

Full-time

Job ID: 2504912 Location: ANNAPOLIS JUNCTION, MD, US Date Posted: 2025-04-24 Category: Information Technology Subcategory: Network Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC has an immediate opening in Annapolis Junction on a new and exciting long-term contract! We are looking for a Senior Network Engineer to perform network services from

CAD Support Specialist III - Non-Merit

Baltimore County Government

Towson, Maryland, USA

Full-time

Salary: $59.41 - $77.53 Hourly Location : Towson, MD Job Type: NON-MERIT Job Number: NM.138 07-2025 OIT Department: INFORMATION TECHNOLOGY Opening Date: 07/22/2025 This job posting may close at any time. Applicants are advised to apply promptly. Regular Schedule: 34 hours per week A Non-Merit vacancy exists in the Office of Information and Technology/911 Operations Support. Non-Merit positions are not classified within the Baltimore County Government Classification and Compensation Plan. A l

Network Administrator

Maximus, Inc.

Maryland, USA

Full-time

Description & Requirements Maximus is seeking a Network Administrator to provide expertise to a federal client in support of their mission-critical systems in defense of our Homeland. As a Network Admin, you will implement and maintain our organization's network infrastructure. Your role will involve overseeing network administration, troubleshooting complex issues, and ensuring the performance, availability, and security of our network systems. This position is an on-site role, 5 days a week, a

Information Systems Security Engineer I (Government)

AT&T Inc.

Columbia, Maryland, USA

Full-time

Job Description: AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to our customers' mission. Intelink Services provide interagency information sharing, content discovery, and collaboration capabilities on the IC s

Snowflake Security / Engineer

NTT DATA Americas, Inc

Remote or Plano, Texas, USA

Contract

NTT DATA's Client is currently seeking a Snowflake Security / Engineer to join their team in Plano, Texas!Job Description: The Snowflake Security and Automation Admin will be responsible for ensuring the security, integrity, and efficient operation of our Snowflake data warehouse environment. This role involves implementing and managing security measures, automating workflows, and collaborating with various teams to optimize data processes. The ideal candidate will have a strong background in Sn

Lead Network Engineer

Booz Allen Hamilton

Maryland, USA

Full-time

Job Number: R0221945 Network Engineer, Lead Key Role: Serve as a lead network engineer responsible for supporting, engineering, and reengineering complex enterprise network infrastructure. Focus on enhancing network performance, security, and reliability across both data center and campus environments. Lead the resolution of high-impact network incidents and drive smooth transitions during system upgrades and infrastructure modernization. Apply advanced expertise in Cisco technologies-including

Restore System Administrator - TS/SCI w/Poly

General Dynamics

Annapolis, 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: Systems Administration Job Qualifications: Skills: Backup and Recovery (Software), Disaster Recovery (DR), Information Technology (IT) Systems Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Restore System Administrator Transform

Senior Access Management Lead

Creative Global Consulting

Remote or Reston, Virginia, USA

Contract

Senior Access Management Lead Client: General Services Administration (GSA) POP: 12+ months Location: Remote; if local to Reston VA, must be on-site 4 days/week REQUIRED SKILLS 5+ years of experience in identity and access management, security architecture, or related technical leadership roles5+ years implementing authentication and identity standards (SAML, OAuth, OIDC, PKI, etc.)3+ years implementing systems at NIST 800-63 IAL2, AAL2, and FAL2 in accordance with FedRAMP requirements3+ years d

Windows Server Administrator

Booz Allen Hamilton

Maryland, USA

Full-time

Job Number: R0222982 Windows Server Administrator The Opportunity: Are you looking for an opportunity to combine your technical skills with big-picture thinking to make an impact at Booz Allen? 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. Booz Allen is seeking a skilled Windows System Adm

Network Architect

Leidos

Odenton, Maryland, USA

Full-time

Job DescriptionDescription The Digital Modernization Sector at Leidos has an opening for a senior Network Engineer on the DISA Defense Red Switch Network team in support of an enterprise VoIP management system GSM-O II contract at Fort Meade, MD. The successful candidate will have a Network Engineering background responsible for the design, document, test, deployment and maintenance of the IP network solutions within an enterprise environment on a high-paced, fast-moving program. As a Network E