windows/linux system 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
Posted 6 days ago | Updated 5 hours ago

Cyber Command Vulnerability Management Specialist

Spruce Technology Inc.

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Remote or Brooklyn, New York, USA

Full-time, Contract

The NYC Office of Technology and Innovation is seeking a Cyber Command Vulnerability Management SpecialistTasks Research, analyze and brief management and team members on relevant Risk, CVE's, CVSS, Vector Strings, NVD, Mitre, attack vectors and mitigations for various technologies Design, architect and build Rapid7 vulnerability management scanning infrastructure and tools Manage, configure and conduct Vulnerability Management scans in Rapid7 across various networks Conduct vulnerability manage
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Posted 12 days ago | Updated moments ago

Event Services - Remote Network Support Technician

Allied Universal

•

Remote or Richardson, Texas, USA

Full-time

Overview Kick off your exciting career in Event Security with Allied Universal Event Services, the go-to leader in crowd management and event staffing. Dive into the action at sports stadiums, concerts, festivals, and convention centers, and thrive on the energy of being where it all happens. Join a lively team that services thousands of venues each year, ensuring safety and fun for everyone. Enjoy the perks of flexible part-time work that fits your lifestyle-ideal for students, retirees, or a
Posted 20 days ago | Updated 7 hours ago

Junior Software Engineer

Base-2 Solutions, LLC

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Fort Meade, Maryland, USA

Full-time

Annual Salary Range: $110,000 to $140,000 with Full Benefits to include Health/Dental/Vision and PTO. Description: Base-2 Solutions is looking for a top-notch software engineer to join our team. We are driven to solve challenging customer problems by leveraging innovative technical solutions. Our software engineers develop the next-generation technologies that drive decision making and impact our national defense. We're looking for engineers who bring fresh ideas from all areas, including inform
Posted 60+ days ago | Updated 8 hours ago

Enterprise Application Administrator

RTX Corporation

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Massachusetts, USA

Full-time

Date Posted: 2025-06-17 Country: United States of America Location: RMA99: RTN Remote, Massachusetts Position Role Type: Remote U.S. Citizen, U.S. Person, or Immigration Status Requirements: This job requires a U.S. Person. A U.S. Person is a lawful permanent resident as defined in 8 U.S.C. 1101(a)(20) or who is a protected individual as defined by 8 U.S.C. 1324b(a)(3). U.S. citizens, U.S. nationals, U.S. permanent residents, or individuals granted refugee or asylee status in the U.S. are consi
Posted 27 days ago | Updated 7 hours ago

Principal Software Engineer

Base-2 Solutions, LLC

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Fort Meade, Maryland, USA

Full-time

Description: Base-2 Solutions is looking for a top-notch software engineer to join our team. We are driven to solve challenging customer problems by leveraging innovative technical solutions. Our software engineers develop the next-generation technologies that drive decision making and impact our national defense. We're looking for engineers who bring fresh ideas from all areas, including information retrieval, distributed computing, large-scale system design, networking and data storage, securi
Posted 60+ days ago | Updated 8 hours ago

Senior Software Engineer

Base-2 Solutions, LLC

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Fort Meade, Maryland, USA

Full-time

Annual Salary Range: $180,000 to $220,000 with Full Benefits to include Health/Dental/Vision and PTO. Description: Base-2 Solutions is looking for a top-notch software engineer to join our team. We are driven to solve challenging customer problems by leveraging innovative technical solutions. Our software engineers develop the next-generation technologies that drive decision making and impact our national defense. We're looking for engineers who bring fresh ideas from all areas, including inform
Posted 60+ days ago | Updated 8 hours ago

Systems Administrator Senior - TS/SCI required

General Dynamics

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Fort Meade, Maryland, 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 + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Computing, IT Hardware, System Administration Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: Systems Administrator Senior - TS/SCI required Transform technology into opportunity as a Syste
Posted 60+ days ago | Updated 7 hours ago

Infrastructure Engineer II

St. Jude Childrens Research Hospital

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Tennessee, USA

Full-time

About St. Jude There's a reason St. Jude Children's Research Hospital consistently earns a Glassdoor Employee Choice Award and is named to its "Best Place to Work" list. At our world-class pediatric research hospital, every one of our professionals shares our commitment to make a difference in the lives of the children we serve. There is a unique bond when you are part of a team that gives their all to advance the treatments and cures of pediatric catastrophic diseases. The result is a collabor
Posted 53 days ago | Updated 7 hours ago

Mid-Level Software Developer

Boeing Company

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Remote or Everett, Washington, USA

Full-time

Mid-Level Software Developer Company: The Boeing Company The Boeing Company is currently seeking a Mid-Level Software Developer to join the team in Everett, WA; Berkeley, MO; Huntington Beach, CA; Kent, WA; North Charleston, SC; Renton, WA; Ridley Park, PA; Seattle, WA; or Tukwila, WA. The Mid-Level Software Developer will be working with the Wire Information and Release System (WIRS) team and will be working with the Electrical domain to perform duties on production support work items and day
Posted 1 day ago | Updated 7 hours ago

Cross Domain Specialist

Booz Allen Hamilton

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Columbia, Maryland, USA

Full-time

Job Number: R0213714 Cross Domain Specialist The Opportunity: Your te chn ical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the te chn ology supporting the U.S. Federal Government? We're looking for a Cross Domain Spe cia list to help us design, deploy, and maintain Cross Domain Solutions for an enterprise environment. As a Cross Domain Spe cia list on our project, you'll constantly look for ways to make the infrastructure b
Posted 60+ days ago | Updated 8 hours ago

Systems Engineer

Base-2 Solutions, LLC

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Fort Meade, Maryland, USA

Full-time

Job Description: Base-2 Solutions is seeking a highly skilled Systems Engineer to join our innovative team. Our Systems Engineers are key contributors to the design, integration, and maintenance of complex systems supporting critical national defense and intelligence missions. We are looking for individuals with strong technical expertise, problem-solving abilities, and a collaborative mindset to drive the success of system development lifecycles from concept to deployment. Ideal candidates wil
Posted 60+ days ago | Updated 8 hours ago

PeopleSoft Administrator / Upgrade Specialist

Nextgen Information Services

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Remote

Third Party, Contract

Job DescriptionProject Description: Provide subject matter expertise on PeopleSoft PUM upgrades and PeopleSoft administration. Administer and apply monthly CAPPS Financials updates to CAPPS HUB PeopleSoft system. Apply Linux and Windows criticial secuirty patches on a regular basis related to PeopleSoft application. Provide Production support for Eductaion Materials (EMAT), Texas Grants Interface(TGIF)/Expense Reports (ER) and Cash Receipts (CR) modules. Enhance and fix bugs related to various P
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Posted 2 days ago

Site Reliability Engineer (FULLY REMOTE)

Splunk Inc.

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Texas, USA

Full-time

Description SITE RELIABILITY ENGINEER (SHIP REQUIRED) JOB DESCRIPTION Join us as we pursue our disruptive vision to make machine data accessible, usable and valuable to everyone. We are a company filled with people who are passionate about our product and seek to deliver the best experience for our customers. At Splunk, we're committed to our work, customers, having fun and most significantly to each other's success. Learn more about Splunk careers and how you can become a part of our journe
Posted 60+ days ago | Updated 7 hours ago

Sr. Cyber Security Analyst - Incident Response

T. Rowe Price

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Remote or Maryland, USA

Full-time

Requisition Number: 76941 Position Title: External Description: Role Summary We're looking for a passionate and highly motivated professional to serve as a senior member of our Incident Response program. The Senior Cyber Security Analyst will use his or her experience and expert knowledge to defend our networks, systems, and data from attack. Understanding current tactics, techniques, and procedures used by adversaries you will apply that knowledge to the investigation of cyber-attacks, ensurin
Posted 35 days ago | Updated 7 hours ago

Sr. Software Developer / Sr. Application Developer

Leidos

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Remote

Full-time

Leidos is looking for a Full Stack Software Developer with a current TS-SCI Clearance in Key West, FL or remote worker. The program provides sustainment support for Mission-Critical applications and capabilities. Each system has its own specific requirements and infrastructure. Our effort encompasses system development, update and integration relying on sound data science to aggregate and correlate multiple datasets federated from multiple computing platforms and frameworks to update a family of
Posted 11 days ago | Updated 7 hours ago

DevOps Engineer

Eliassen Group

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Anywhere, US

Contract

Description: *100% Remote* Seeking a skilled and proactive DevOps / Systems Engineer to support and enhance our development, QA, and production infrastructure. This role plays a key part in maintaining high system availability, automating deployments, and ensuring optimal performance across environments. The ideal candidate will have a solid background in both Windows and Linux server administration, experience managing CI/CD pipelines, and expertise in Atlassian Data Center products. We can
Posted 13 days ago | Updated 8 hours ago

Technical Support Specialist Tier 3 - Clearance Required

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 modern
Posted 60+ days ago | Updated 7 hours ago

SOC Analyst_ Remote

Prudent Technologies and Consulting

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Remote

Contract

SOC Analyst_ Remote Contract Start Date: As soon as possible. Coverage Goal: True 24x7 SOC coverage Scheduling Flexibility: Initially aligned to New York business hours.Resources will gradually be rotated into evening/weekend shifts based on gaps. REQUIRED SKILL SET CrowdStrike EDR: Investigation, alert triage, threat hunting.Core Security Mechanisms in Windows: The IT environment is primarily windows. Candidates should have functional knowledge of core windows security mechanisms.Security Prin
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Posted 29 days ago | Updated 4 hours ago

Systems Administrator (IT Program Services)

Nightwing

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Annapolis, Maryland, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th
Posted 60+ days ago | Updated 7 hours ago