linux / unix systems administrator Jobs in houston, tx

Refine Results
81 - 100 of 372 Jobs

Db2 DBA Db2 Admin

Diversified Technology, Inc.

•

Remote or Mechanicsburg, Pennsylvania, USA

Contract, Third Party

Required skills: DB2 DBA, Hands on experience on Query Tuning and optimization. 3+ years of experience with DB2 SQL development and DB2 administration Experienced in supporting very large, complex automated systems using both custom and off-the-shelf enterprise and business applications. Proficiency in writing SQL procedures, functions and packages for administration and application support and experience with Q replication, Range partitioned tables, Hash partitioned tables, Replicated MQT and M
Easy Apply
Posted 43 days ago | Updated 5 days ago

Sr. Software Developer / Sr. Application Developer

Leidos

•

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 2 days ago | Updated 12 hours ago

Assoc Technical Support Analyst - CVR

CDK Global

•

Remote or Cincinnati, Ohio, USA

Full-time

About Us: CDK Global is a leading provider of cloud-based software to dealerships and Original Equipment Manufacturers ("OEMs") across automotive and related industries. The Company's cloud-based, software as a service ("SaaS") platform enables dealerships to manage their end-to-end business operations including the acquisition, sale, financing, insuring, repair, and maintenance of vehicles. By automating and streamlining critical workflows, the integrated platform of modern solutions enables d
Posted 10 days ago | Updated 12 hours ago

Senior Staff Site Reliability Engineer - CDN

NVIDIA Corporation

•

Remote or Santa Clara, California, USA

Full-time

NVIDIA has been redefining computer graphics, PC gaming, and accelerated computing for more than 25 years. Our legacy of innovation is driven by great technology-and amazing people. Today, we're tapping into the unlimited potential of AI to define the next era of computing. An era in which our GPU acts as the brains of computers, robots, and self-driving cars that can understand the world. Doing what's never been done before takes vision, innovation, and the world's best talent. As an NVIDIAN, y
Posted 30 days ago | Updated 12 hours ago

Java Full Stack Engineer C12 - Tampa

Citi

•

Remote or Tampa, Florida, USA

Full-time

Apps Dev Senior Java Analyst AMCSSI is the strategic reference data settlement instruction repository. The application must support backward compatibility to the legacy SSI platform, as well as integrate with Middle and Back Office systems to consume settlement instructions from the strategic platform. System performance and data quality are vital in ensuring stability in daily transaction processing. Potential Candidates must have experience with, and be enthusiastic about, developing all are
Posted 16 days ago | Updated 12 hours ago

Linux Systems/Elastic & Application Support Engineer

InfoVision, Inc.

•

Remote

Contract

We are looking for Application Support Engineer with our direct client. Title:Linux Systems/Elastic & Application Support Engineer Duration: 12 months Location: Remote Job Description: Our Global Technology Solutions group is looking for a Senior Systems & Software Engineer to lead and collaborate with portfolio teams across all LOBs to support a framework that combines engineering and application development to drive operational stability. The ideal candidate will collaborate with the core t
Easy Apply
Posted 60+ days ago | Updated 20 days ago

Oracle Apps DBA

Padmas Technology LLC

•

Remote

Contract, Third Party

Job Summary:We are seeking a skilled and experienced Oracle Apps DBA to manage and support Oracle E-Business Suite (EBS) environments and associated Oracle databases. The ideal candidate will be responsible for installation, configuration, cloning, patching, upgrades, performance tuning, backup & recovery, and support of Oracle Applications and databases. You will collaborate closely with infrastructure, development, and functional teams to ensure system reliability, performance, and security. K
Easy Apply
Posted 19 days ago

Director, Data Governance and onboarding Leader ( Apps Development Sr Group Mgr )- C15

Citi

•

Remote or Jersey City, New Jersey, USA

Full-time

Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Our core activities are safeguarding assets, lending money, making payments and accessing the capital markets on behalf of our clients. Citi's Mission and Value Proposition explain what we do and Strategy explain how we do it. Our mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and eco
Posted 7 days ago | Updated 12 hours ago

AI Engineer Sr (Mid-Career) - Classified Deployments / Hybrid

Lockheed Martin Corporation

•

Remote or King of Prussia, Pennsylvania, USA

Full-time

Job Description When it comes to using cutting-edge machine learning to tackle complex problems, Lockheed Martin is driven by a singular mission focus and desire to continuously innovate! Today's challenges to global security aren't just changing - they're accelerating faster than ever before. Through our dedication to our mission, our AI-enabled systems are changing the way militaries operate and protect their forces, the way first responders fight fires, and how researchers explore the far re
Posted 44 days ago | Updated 12 hours ago

Secure Email Gateway Specialist- remote

Calance

•

Remote or Ogden, Utah, USA

Contract

Job Description: Client is seeking a full-time technical resource to support secure email gateway and web application firewalls. The candidate will perform both operational support and make recommendations for design improvements Essential Duties And Responsibilities: Experience with Secure Email Gateways. Proficiency in managing, configuring, and troubleshooting SEG platforms, specifically Proofpoint and Abnormal Understanding of email protocols such as SMTP, IMAP, POP3 and email security te
Posted 31 days ago | Updated 8 hours ago

Software Engineer II - Remote -

Akamai Technologies

•

Cambridge, England, United Kingdom

Full-time

Are you interested in leading innovation into new security product areas? \n Do you love collaborating with teams to solve complex problems? \n Join our Global Web Security Group \n We design and develop innovative solutions to help our customers protect their websites and secure online transactions. Powering over 85% of the top online retailers every day, we work collaboratively, using cutting-edge technology to prevent data theft and downtime. \n Partner with the best \n In tis role you'll eng
Posted 60+ days ago | Updated 12 hours ago

Cloud Automation Engineer / IBM MFT

Shimento, Inc.

•

Remote

Contract, Third Party

Title: Cloud Automation Engineer Location: Hybrid Duration: 12 Months Qualifications: 3+ years of Clout/Automation Engineering experience5+ years Unix/Linux administration experienceRecent, demonstrable experience with automated build and system configuration tools such as Terraform, Packer, Chef, Puppet, Ansible, Kubernetes, etc.Experience with common AWS services such as S3, EC2, ASG, ELB, SFTP, CloudFormation, CloudTrail, CloudWatch, Lambda, etc.AWS Certification and/or experience utilizing
Easy Apply
Posted 14 days ago | Updated 17 hours ago

Prisma Access Engineer

Booz Allen Hamilton

•

Remote

Full-time

Job Number: R0218785 Prisma Access Engineer Key Role: Work with clients and peers to build and maintain a high-performing, cloud-based zero-t rus t network access ( ZTNA ) capability based on Palo Alto's Prisma Access solution. Develop highly scalable and resilient solutions to meet our client's strategic goals and operational needs, including implementation of user- and device-based c ond itional network access, network micro-segmentation, and organizational-specific network access policy anal
Posted 15 days ago | Updated moments ago

Security Engineer (SIEM/SOAR/SOC Optimization) - Mid-Atlantic region (Remote in NC, VA, WV, MD, DC, DE, NJ, or PA)

GuidePoint Security

•

Remote or North Carolina, USA

Full-time

GuidePoint Security provides trusted cybersecurity expertise, solutions and services that help organizations make better decisions and minimize risk. By taking a three-tiered, holistic approach for evaluating security posture and ecosystems, GuidePoint enables some of the nation's top organizations, such as Fortune 500 companies and U.S. government agencies, to identify threats, optimize resources and integrate best-fit solutions that mitigate risk. Note: This is a remote position but applicant
Posted 8 days ago | Updated 8 hours ago

IoT Software Engineer Intern (Boulder, CO - Summer 2025)

Splunk Inc.

•

Remote or Boulder, Colorado, 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
Posted 60+ days ago | Updated 12 hours ago

Applications Support Tech Lead Analyst

Citi

•

Remote or Irving, Texas, USA

Full-time

Citibank N.A. seeks an Applications Support Tech Lead Analyst for its Irving, TX location. Duties: Promote stability and quality of technical support services in line with Citi's regional strategy and technology management policies. Troubleshoot application production issues including testing, maintaining, and monitoring incorporated systems and programs and provide key support for Citi's Liquidity and Cash Management Applications. Analyze complex problems and situations and propose critical te
Posted 31 days ago | Updated 12 hours ago

Server Specialist III

INSPYR Solutions

•

Houston, Texas, USA

Contract

Title: Server Specialist Location: Houston, TX 77064 (ONSITE) Duration: Contract to Hire Work Requirements: , Holders or Authorized to Work in the U.S. Job Summary We're seeking an IT Server Operations Analyst to support the stability, performance, and lifecycle management of our Windows and Linux server infrastructure. This role focuses on server administration, patching, hardware support (rack-and-stack), and system reliability, ensuring optimal performance and availability. The ideal cand
Easy Apply
Posted 1 day ago | Updated 6 hours ago

Senior UI/UX Developer

Parsons Services Company

•

Remote

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 looking for an amazingly talented Senior UI/UX Developer to join our team
Posted 1 day ago | Updated 12 hours ago

Secure Access Service Edge Engineer- VP

Citi

•

Remote or Jacksonville, Florida, USA

Full-time

Overview of the Role Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management. As a bank with a brain and a soul, Citi creates economic value that is
Posted 16 days ago | Updated 12 hours ago

Big Data and Java Developer - Hybrid

Citi

•

Remote or Jersey City, New Jersey, USA

Full-time

Prime Service Tech is working on multi-year growth initiative and consent order data remediation deliverables and as part of it, we are expanding our platform offering to markets quants and product development to build analytics using Python, hosting new data platform, creating new data pipelines and building robust monitoring and observability capabilities for Prime Tech. The senior developer will work on building data pipelines, creating APIs to access data, working closely with product develo
Posted 16 days ago | Updated 12 hours ago