windows/linux system administrator Jobs in baltimore, md

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Software Engineer TS/SCI Poly

Leidos

•

Maryland, USA

Full-time

Description Leidos is looking for a Software Engineer to join a high performing agile team using the Scaled Agile Framework (SAFe) methodology to support a nationally significant and fast-paced cryptographic key management program. Program execution follows DEVOPS best practices and employs robust development, test, and production environments. Additionally, the program is using Behavior Driven Development (BDD) and test automation tools alongside a full suite of team collaboration tools. Leidos
Posted 5 days ago | Updated 1 hour ago

Software Cyber Engineer - SWE 0

Lockheed Martin Corporation

•

Maryland, USA

Full-time

Job Description This position may be eligible for a $25K sign on bonus for external hires! What We're Doing: Lockheed Martin, 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. You'll develop innovative offensive cyber capabilities that help protect the nation and the world. Cyber Lockheed Martin Who we are: Are you driven by the thrill of outsmarting even the most advanced security systems and
Posted 60+ days ago | Updated 10 hours ago

DevOps Engineer II

Leidos

•

Columbia, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a 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, Flexi
Posted 16 days ago | Updated 10 hours ago

Modernization Cyber Systems Administrator - SA1

Lockheed Martin Corporation

•

Maryland, USA

Full-time

Job Description Who You Are: Here, you are going to provide life-cycle services to advance mission in support of Cybersecurity and SIGINT midpoint collection. You will modernize and sustain capabilities to include providing new features and enhancements to Front End Solutions systems. This will allow for products to work at-scale with processing of target communications across multiple types of Midpoint accesses. You will propel the customer into the next phase of product suite modernization by
Posted 43 days ago | Updated 10 hours ago

Senior DevOps Engineer

Leidos

•

Columbia, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a 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, Flexi
Posted 17 days ago | Updated 10 hours ago

ServiceNow Systems Administrator

SAIC

•

Maryland, USA

Full-time

Job ID: 2504643 Location: ANNAPOLIS JUNCTION, MD, US Date Posted: 2025-04-17 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: No Description SAIC has an immediate opening for a ServiceNow Administrator in Annapolis Junction, on a very exciting program! In this role you will do many different things
Posted 60+ days ago | Updated 8 hours ago

DevOps Engineer II

Leidos

•

Columbia, Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for a 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 ve
Posted 17 days ago | Updated 1 hour ago

Sr. Cyber Security Analyst - Incident Response

T. Rowe Price

•

Remote or Owings Mills, Maryland, USA

Full-time

At T. Rowe Price, we identify and actively invest in opportunities to help people thrive in an evolving world. As a premier global asset management organization with more than 85 years of experience, we provide investment solutions and a broad range of equity, fixed income, and multi-asset capabilities to individuals, advisors, institutions, and retirement plan sponsors. We take an active, independent approach to investing, offering our dynamic perspective and meaningful partnership so our clien
Posted 45 days ago | Updated 10 hours ago

Senior ServiceNow Systems Administrator

SAIC

•

Maryland, USA

Full-time

Job ID: 2504648 Location: ANNAPOLIS JUNCTION, MD, US Date Posted: 2025-04-15 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: No Description SAIC has an immediate opening for a ServiceNow Administrator in Annapolis Junction, on a very exciting program! In this role you will do many different things
Posted 60+ days ago | Updated 8 hours ago

Modernization Cyber Systems Administrator - SA2

Lockheed Martin Corporation

•

Maryland, USA

Full-time

Job Description The Work: We are seeking professionals interested in Systems Administration. Here, you are going to provide life-cycle services to advance mission in support of Cybersecurity and SIGINT midpoint collection. You will modernize and sustain capabilities to include providing new features and enhancements to Front End Solutions systems. This will allow for products to work at-scale with processing of target communications across multiple types of Midpoint accesses. You will propel t
Posted 49 days ago | Updated 10 hours ago

Senior DevOps Engineer

Leidos

•

Columbia, Maryland, USA

Full-time

Description 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 immed
Posted 23 days ago | Updated 1 hour ago

Associate, Software Engineer (Columbia, MD)

Harris Corporation

•

Columbia, Maryland, USA

Full-time

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
Posted 16 days ago | Updated 10 hours ago

SAR/SCI Systems Administrator - Advanced 1

Johns Hopkins Applied Physics Laboratory (APL)

•

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 sup
Posted 32 days ago | Updated 8 hours ago

Application Engineer 4

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: We are seeking a skilled and motivated Application Engineer with hands-on experience in Linux/Windows environments, data
Posted 37 days ago | Updated 10 hours ago

CNO Cloud Exploiter TS/SCI FSP

Mission Box Solutions

•

Laurel, Maryland, USA

Full-time

Our client is seeking a Principal CNO Cloud Exploiter to provide technical expertise supporting mission-critical software and systems for a large U.S. Government contract. This full-time role offers the opportunity to work on cutting-edge projects, providing mission-centric solutions in close collaboration with analysts, operators, data scientists, and other software engineers. Responsibilities: Analyze, design, develop, prototype, modify, and integrate solutions to achieve mission results.Work
Posted 60+ days ago | Updated 7 hours ago

Systems Administrator 1

Jacobs

•

Annapolis, Maryland, USA

Full-time

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 a Systems Administrator to join our team of passionate individuals in Annapolis Junction, MD. In this role you will support challenging, mission-critical projects that make a direct impact on the Nation's security and intelligence mission. Responsibilities: Skilled Linux based System Administrator to support DevOps team. This role requires a self-mot
Posted 14 days ago | Updated 10 hours ago

Network Engineer

BOOZ, ALLEN & HAMILTON, INC.

•

Fort Meade, Maryland, USA

Full-time

Network Engineer The Opportunity: A well-designed and secure network is critical to move data and enable the Department of Defense (DoD) to achieve their mission, but how can an organization make sure their network will fit their evolving needs? Crafting the right network, with the right equipment and sof tware, requires a combination of te chn ical skill and careful planning. That's why we need you, a network engineer who knows how to craft the exact network the DoD needs. As a network enginee
Posted 23 days ago | Updated 1 hour ago

Network Engineer

Booz Allen Hamilton

•

Fort Meade, Maryland, USA

Full-time

Job Number: R0222144 Network Engineer The Opportunity: A well-designed and secure network is critical to move data and enable the Department of Defense (DoD) to achieve their mission, but how can an organization make sure their network will fit their evolving needs? Crafting the right network, with the right equipment and sof tware, requires a combination of te chn ical skill and careful planning. That's why we need you, a network engineer who knows how to craft the exact network the DoD needs.
Posted 24 days ago | Updated 11 hours ago

Vulnerability Remediation and Patching Support Technician

SAIC

•

Aberdeen, Maryland, USA

Full-time

Job ID: 2507413 Location: ABERDEEN, MD, US Date Posted: 2025-07-09 Category: Cyber Subcategory: Cyber Ops Center Support Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a proven Vulnerability Remediation and Patching Support Technician to join the Army Research Laboratory (ARL) Information Technology (IT) Modernization program and support the full
Posted 24 days ago | Updated 8 hours ago

DevOps Engineer Lead (Onsite)

RTX Corporation

•

Maryland, USA

Full-time

Date Posted: 2025-03-28 Country: United States of America Location: MD440: 8170 Maple Lawn Blvd Fulton MD 8170 Maple Lawn Boulevard , Fulton, MD, 20759 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: DoD Clearance: Secret Solipsys, Managed by Collins Aerospace Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has
Posted 60+ days ago | Updated 10 hours ago