linux / unix systems administrator Jobs in baltimore, md

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Incident Response Lead - IT, Cybersecurity Fusion Center

Gilead Sciences, Inc.

Remote or Foster City, California, USA

Full-time

At Gilead, we're creating a healthier world for all people. For more than 35 years, we've tackled diseases such as HIV, viral hepatitis, COVID-19 and cancer - working relentlessly to develop therapies that help improve lives and to ensure access to these therapies across the globe. We continue to fight against the world's biggest health challenges, and our mission requires collaboration, determination and a relentless drive to make a difference. Every member of Gilead's team plays a critical ro

Oracle EBS DBA Technical Consultant

Daddy Recruiter LLP

Remote

Contract

Only W2 (No C2C/1099) Location: Remote Title: Oracle EBS DBA Technical Consultant We are seeking a highly skilled Oracle EBS Database Engineer with at least 6 8 years of experience to support and enhance our mission-critical Oracle E-Business Suite and database environments. This role requires deep technical expertise in Oracle Database 19c, EBS 12.2.9, and a solid understanding of infrastructure on AIX systems. The ideal candidate is a team player who can work independently, communicate effect

IT Support Technical Instructor

Per Scholas

Baltimore, Maryland, USA

Full-time

Job DescriptionABOUT PER SCHOLAS: For 30 years, Per Scholas has been on a mission to drive mobility and opportunity in the ever-advancing technology landscape by unlocking the untapped potential of individuals, uplifting communities, and meeting the needs of employers through rigorous tech training. By teaming up with dynamic employer partners, ranging from Fortune 500 companies to innovative startups, we're forging inclusive tech talent pipelines, fulfilling an ever-increasing need for skilled

Digital Services Web Server 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: Scripting, Web Servers, Web Services Certifications: None Experience: 3 + years of related experience ship Required: Yes Job Description: #ITPolyMD Digital Services Web Server Administrator Transform technology into opportunity as

Software Engineering Technical Lead

Samsung Electronics America

Remote or Los Angeles, California, USA

Full-time

Position Summary Samsung Electronics America's North American Service Business is tasked with building consumer services at a global scale. Driving growth in ad based services, and streaming compelling media to all Samsung screens ( TVs, phones, tablets, web, etc. ). This backend engineer will be architecting, coding, and deploying modules to our existing AWS backend for TV Plus. This individual will also provide technical mentorship and leadership to a backend team and help architect solutions

Epic Cache Database Admin

Oxford Global Resources

Remote

Contract

Client Location: Columbus, OH LOA: 6 months C2H Start Date: ASAP Job Description: Our Healthcare client looking for an EPIC Cache Database Admin. This resource will be responsible for managing, monitoring and supporting the Cache, Clarity, and Caboodle Databases. Client is currently migrating off AIX to Redhat, any experience with these platforms would be a plus. Must: 4+ years of Cache Support Healthcare/Hospital experience, interacting in clinical settings Nice to Have: AIX/Redhat Epic Cache

Junior Systems Engineer

Leidos

Annapolis, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Junior Systems 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

Java Backend Application Senior Developer - C14 - JERSEY CITY

Citi

Remote or Jersey City, New Jersey, USA

Full-time

Job Description The Account Master Central (AMC) team within Institutional Service Group (ISG) is seeking a Senior Java Backend Lead Developer to join our engineering team in NJ. Potential candidates MUST have experience with and are enthusiastic about developing all areas of middle-tier and back-end system programming. The responsibilities of this position include but are not limited to: writing large scale Java programs in pure core Java to facilitate both batch and real-time processing. All p

Lead Software Engineer

Parsons Services Company

Remote or Colorado Springs, Colorado, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is seeking an amazingly talented Software Engineer Lead to join our growing

Senior Cyber DEV.OPS Engineer

SAIC

Remote

Full-time

Job ID: 2506177-FLEXWORK-VA Location: REMOTE WORK, VA, US Date Posted: 2025-07-10 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: Yes Description Accelerate your career and make a difference for national security in cutting edge Cyber and Space development by helping a team of industry professionals and experts that w

Senior Cyber DEV.OPS Engineer

SAIC

Remote

Full-time

Job ID: 2506177 Location: REMOTE WORK, AL, US Date Posted: 2025-07-10 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: Yes Description Accelerate your career and make a difference for national security in cutting edge Cyber and Space development by helping a team of industry professionals and experts that will architec

Senior Cyber DEV.OPS Engineer

SAIC

Remote

Full-time

Job ID: 2506177-FLEXWORK-CA Location: REMOTE WORK, CA, US Date Posted: 2025-07-10 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: Yes Description Accelerate your career and make a difference for national security in cutting edge Cyber and Space development by helping a team of industry professionals and experts that w

Advanced Software Engineer -Transaction Engine, C, Unix

Scientific Games

Remote

Full-time

Scientific Games: Scientific Games is the global leader in lottery games, sports betting and technology, and the partner of choice for government lotteries. From cutting-edge backend systems to exciting entertainment experiences and trailblazing retail and digital solutions, we elevate play every day. We push game designs to the next level and are pioneers in data analytics and iLottery. Built on a foundation of trusted partnerships, Scientific Games combines relentless innovation, legendary pe

Senior Software Engineer

ManTech

Fort Meade, Maryland, USA

Full-time

ManTech seeks an experienced and passionate, career and customer-oriented Senior Software Engineer to join our team located in the Ft. Meade, MD area. The Software Engineer will be responsible for developing, maintaining, and improving intricate software systems in accordance with specified requirements. Responsibilities include but are not limited to: The Software Engineer develops, maintains, and enhances complex and diverse software systems (e.g., processing-intensive analytics, novel algori

Senior Software Engineer, Automation & Configuration Management (ACM)

Splunk Inc.

North Carolina, USA

Full-time

Description Splunk, a Cisco company, is building a safer and more resilient digital world with an end-to-end full stack platform made for a hybrid, multi-cloud world. Leading enterprises use our unified security and observability platform to keep their digital systems secure and reliable. Our customers love our technology, but it's our caring employees that make Splunk stand out as an amazing career destination. No matter where in the world or what level of the organization, we approach our wor

DevOps Engineer (RHEL)

Maximus, Inc.

Maryland, USA

Full-time

Description & Requirements We are seeking a highly skilled and experienced professional to join our team as a DevOps Engineer with a focus in Red Hat Linux. The DevOps Engineer will be responsible for leading the development, deployment, and maintenance of a platform-as-a-service offering. The role will involve collaborating with cross-functional teams and overseeing technical architecture while delivering scalable and reliable solutions. This position is an onsite role, 5 days a week and requi

MTS Senior Consultant/ MTS Senior Developer

ApTask

Remote

Third Party, Contract

MTS Senior Consultant/ MTS Senior Developer Location: Remote - CST/ EST preferred & Hybrid options - any CTS office in the U.S. Rate: $60 - $70 / hour on C2C NO MTS testers nor BA's; only MTS Developer can apply. Job Summary - Looking for a Senior Consultant having hands-on MTS development and customization experience in ACI MTS product. Experience : 10+ years Required Skills Technical Skills: Cobol, Linux, Entia DB, IBM MQ, Deep expertise in experience in ACI MTS development, customization and

Sr. Software Engineer-Automated Test Framework TS/SCI Poly

Leidos

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 IT Systems Engineer

Lockheed Martin Corporation

Remote or Cope, Colorado, USA

Full-time

Job Description As we enter a new era of Strategic Weapon Systems, Lockheed Martin is a pioneer, partner, innovator and builder. Our amazing men and women are on a mission to make a difference in the world and every single day we use our unique skills, talents and experiences to design and build solutions to some of the world's hardest engineering problems. Do you want to be part of a culture that inspires employees to envision the impossible, perform with excellence and build incredible produc

Senior Back-End Developer

Maximus, Inc.

Fort Meade, Maryland, USA

Full-time

Description & Requirements Maximus is seeking a Senior Back-End Developer to join our team! The Senior Back-End Developer provides subject matter proficiency for work described in the task. Responsible for providing analytical skills to support process improvement, specialized studies, and definition of requirements. Typical duties include analysis, planning, developing requirements documents, building functional models, developing procedures, developing functional architectures, and other relat