Linux / Unix Systems Administrator Jobs in Denver, CO

161 - 180 of 376 Jobs

Senior Lead Site Reliability Engineer - RemoteJob Title - Senior Lead Site Reliability Engineer - Remote

Akamai TechnologiesCompany Name - Akamai Technologies

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Cambridge, England, United Kingdom

Full-time

Would you enjoy improving stability and safety of one of the largest global networks? \n Would you enjoy hands-on network operations work on a global scale to improve our operational efficiency? \n Join our Platform Security Engineering Team \n The Platform Security Engineering team is a group of engineers that support and secure Akamai's global network and Linode cloud systems. Our systems provide data security, server integrity, network access, and secure communications infrastructure. This is

MTS Senior Consultant/ MTS Senior DeveloperJob Title - MTS Senior Consultant/ MTS Senior Developer

ApTaskCompany Name - ApTask

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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

Senior Cyber Engineer-Information System Security Officer (ISSO)-P3 OnsiteJob Title - Senior Cyber Engineer-Information System Security Officer (ISSO)-P3 Onsite

RTX CorporationCompany Name - RTX Corporation

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Aurora, Colorado, USA

Full-time

Date Posted: 2025-06-11 Country: United States of America Location: CO102: 16800 E Centretech Pkwy,Aurora 16800 East Centretech Pkwy Building S75, Aurora, CO, 80011 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: TS/SCI At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to

Security Engineer - EncryptionJob Title - Security Engineer - Encryption

VLink IncCompany Name - VLink Inc

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Remote

Contract

Job Title: Encryption Engineer Location: Remote - working EST hours Employment Type: Contract Duration: 6 month initial contract About VLink: Started in 2006 and headquartered in Connecticut, VLink is one of the fastest growing digital technology services and consulting companies. Since its inception, our innovative team members have been solving the most complex business, and IT challenges of our global clients. Job Description: *Need expertise with Encryption technologies. Key techs: Encryp

Murex Multiple Roles (Support, Architect & Functional) remoteJob Title - Murex Multiple Roles (Support, Architect & Functional) remote

Encore Consulting ServicesCompany Name - Encore Consulting Services

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Remote

Contract

1).Client Name Persistent Systems Ltd.Indent ID TBCPTalent Job# TBCPosition Title Murex XVA Senior Business AnalystLocation Remote but preferred local candidates in New JerseyDuration ContractInterview Process PSL Internal interview and client interviewJob DescriptionSummary IT Front Office is looking for Murex xVA Senior Business Analyst. Principal Duties and Responsibilities Responsible for the development and support of systems for the XVA Trading desk. Major tasks include: Writing functiona

Software Engineering Intern/Co-Op (Undergraduate | Fall 2025 | Hybrid)Job Title - Software Engineering Intern/Co-Op (Undergraduate | Fall 2025 | Hybrid)

AMD (Advanced Micro Devices)Company Name - AMD (Advanced Micro Devices)

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Remote or Austin, Texas, USA

Full-time

WHAT YOU DO AT AMD CHANGES EVERYTHING We care deeply about transforming lives with AMD technology to enrich our industry, our communities, and the world. Our mission is to build great products that accelerate next-generation computing experiences - the building blocks for the data center, artificial intelligence, PCs, gaming and embedded. Underpinning our mission is the AMD culture. We push the limits of innovation to solve the world's most important challenges. We strive for execution excellen

System AdministratorJob Title - System Administrator

Kriaanet IncCompany Name - Kriaanet Inc

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Remote

Full-time

Job Title:Systems administrationLocation: Honolulu, HI - REMOTEDuration: Long TermJob Description:Provide support for Microsoft Windows Active Directory infrastructure including domain controllers, file servers and Dynamic Host Configuration Protocol (DHCP) servers.Provide integration support for Red Hat Linux server and workstation infrastructure.Lead enterprise Windows configurations for NWS PR.Upgrade systems to the latest Microsoft operating system (OS) version.Provide support for Microsoft

Software Engineering Intern/Co-op (Graduate | Fall 2025| Hybrid)Job Title - Software Engineering Intern/Co-op (Graduate | Fall 2025| Hybrid)

AMD (Advanced Micro Devices)Company Name - AMD (Advanced Micro Devices)

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Remote or Austin, Texas, USA

Full-time

Big Data Support Engineer (Hybrid)Job Title - Big Data Support Engineer (Hybrid)

CitiCompany Name - Citi

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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

Software Engineering Intern/Co-Op (Undergrad | Fall 2025 | Hybrid)Job Title - Software Engineering Intern/Co-Op (Undergrad | Fall 2025 | Hybrid)

AMD (Advanced Micro Devices)Company Name - AMD (Advanced Micro Devices)

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Remote or San Jose, California, USA

Full-time

Hybrid Network Administrator & Information Security AnalystJob Title - Hybrid Network Administrator & Information Security Analyst

General DynamicsCompany Name - General Dynamics

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Remote or Hayward, California, 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 Public Trust/Other Required: None Job Family: Network Administration Job Qualifications: Skills: DISA STIG, Network Infrastructures, Splunk Enterprise Security Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Please take this opportunity to join one of GDIT's fastest long-standing growing programs! U

Sr. Full Stack Java Developer C13 VPJob Title - Sr. Full Stack Java Developer C13 VP

CitiCompany Name - Citi

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Remote or Irving, Texas, USA

Full-time

The Applications Development Technology Lead Analyst is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. Responsibilities: Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements

Professional Services Consultant- XSIAMJob Title - Professional Services Consultant- XSIAM

HCM Staffing and ConsultingCompany Name - HCM Staffing and Consulting

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Remote

Contract

Job Description: This Consultant position is an integral part of our mission within our Professional Services team. In this role, you will work on-site with our customer(s), supporting our mission to help them quickly and completely adopt our Security Operating Platform, leaving them more secure. This is a highly technical, hands-on role, and you will develop and maintain expertise-level skillsets on our products and solutions deployed within the customer's environment. Cortex XSOAR orchestratio

Senior Commvault Certified DeveloperJob Title - Senior Commvault Certified Developer

Cloud and ThingsCompany Name - Cloud and Things

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Remote or Albany, New York, USA

Full-time, Third Party, Contract

Our goal is to solve problems and deliver results for our clients. At Cloud and Things, you can be a part of transforming the public sector's IT environment. Our team is on the forefront of helping to solve the government's most complex IT challenges. If you are seeking a role that offers the opportunity to work on rewarding projects, consider a career with Cloud and Things. *This is an exempt position. Salary commensurate with experience* Overview: We are seeking a Commvault Certified Developer

Senior Python / Counterparty Credit Risk Senior Application Developer - VP - NEW YORKJob Title - Senior Python / Counterparty Credit Risk Senior Application Developer - VP - NEW YORK

CitiCompany Name - Citi

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Remote or New York, New York, USA

Full-time

The Analytical Calculation Engine (ACE) Development Team is a group within Citi Financial Risk Technology, responsible for developing and implementing the applications used for derivatives credit risk and exposure calculations Firm-wide. The team's primary focus is the development, testing, deployment, and maintenance of the production derivatives credit risk application, used for internal risk management and regulatory capital purposes. The Counterparty Credit Risk Senior Application Develope

Cloud EngineerJob Title - Cloud Engineer

DP Professionals IncCompany Name - DP Professionals Inc

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Remote or Columbia, South Carolina, USA

Contract

DPP is seeking a Cloud Engineer for an opportunity in Columbia, SC. Work arrangement: Onsite is highly preferred, but open to remote W2 position; 6 months Candidates who are foreign nationals must have resided in the US for at least three (3) of the last five (5) years prior to assignment to the client s applicable government contract. Position summary: A typical day for a Cloud Engineer involves a mix of building, supporting, automating, and optimizing cloud infrastructure to ensure secure, sca

Senior Risk Intelligence Engineer - W2 RoleJob Title - Senior Risk Intelligence Engineer - W2 Role

KelltonCompany Name - Kellton

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Remote

Third Party, Contract

Kellton Tech is a full-service software development company, offering end-to-end IT solutions, strategic technology consulting and product development services in Web, SMAC (Social, Mobile, Analytics, Cloud), ERP-BPM, and IoT space Our methodology of inventing infinite possibilities with technology helps us develop best in-class and cost effective solutions for our clients. Currently Kellton Tech is looking for talented resources for one of our listed client. Below are the position details: Posi

Sr Data ArchitectJob Title - Sr Data Architect

McKesson CorporationCompany Name - McKesson Corporation

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Remote or Columbus, Ohio, USA

Full-time

McKesson is an impact-driven, Fortune 10 company that touches virtually every aspect of healthcare. We are known for delivering insights, products, and services that make quality care more accessible and affordable. Here, we focus on the health, happiness, and well-being of you and those we serve - we care. What you do at McKesson matters. We foster a culture where you can grow, make an impact, and are empowered to bring new ideas. Together, we thrive as we shape the future of health for patien

Lead Monitoring EngineerJob Title - Lead Monitoring Engineer

MindlanceCompany Name - Mindlance

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Remote

Contract

Lead Monitoring Engineer Location - Washington, District of Columbia Duration: 9 months contract Job Description About the project: This initiative focuses on migrating infrastructure from Go-Cloud to AWS, with Datadog being implemented as the primary monitoring and observability platform. Client is currently in the process of replacing AppDynamics with Datadog and has already completed the migration of SolarWinds and Nagios monitoring capabilities into Datadog. In parallel, they are migrating a

System AdministratorJob Title - System Administrator

BCforwardCompany Name - BCforward

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Remote

Contract

System Administrator BCforward is currently seeking a highly motivated System Administrator for a remote opportunity! Position Title: System Administrator Location: Remote Anticipated Start Date: ASAP Please note this is the target date and is subject to change. BCforward will send official notice ahead of a confirmed start date. Expected Duration: Initial 6 month-contract Job Type: Contract Pay Range: $46/hr-$50/hr Please note that actual compensation may vary within this range due to fact