Software Engineer, Systems Jobs in Denver, CO

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121 - 133 of 133 Jobs

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

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
Posted 18 days ago | Updated 8 hours ago

Sr Developer

Randstad Digital

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Remote or Cleveland, Ohio, USA

Contract

job summary: For this contractor assignment, the contractor will be performing application functions in all application assets aligned to IT business platforms. Looking for a contractor to fill an Application Programmer Sr role on a Service Management team which is responsible for delivering software solutions. Our processes and teams work in a variety of delivery methodologies including waterfall, Scrum, DevOps and continuous delivery. location: Cleveland, Ohio job type: Contract salary: $58
Posted 14 days ago | Updated 2 hours ago

SMART Systems Developer

HCL Global Systems

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Remote

Contract

SMART Systems Developer Location: This position will be based in Bentonville, AR (Hybrid) Relocation IS also Work For this Role Mandatory Areas C, Perl scripting, shell scripting, Informix DB Overall IT Experience 12+ Years looking for software engineers with developer with SMART system experience with following skills Languages: good knowledge of C, Perl/shell scripting and basic understanding of Informix DB - Skills and experiences: o 4+ plus years of experience C, Perl/shell scripting o 2
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Posted 8 days ago | Updated 8 days ago

Senior Systems Programmer

SSI People

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Remote or Columbia, South Carolina, USA

Contract

Job Title: Mainframe Systems Programmer Location: Hybrid Work Model (Onsite 3 days/week, Remote option available) Join our dedicated team of tech enthusiasts, ensuring top-notch system performance and addressing technical challenges with a customer-centric approach. We're looking for an experienced Mainframe Systems Programmer to manage and enhance our client's IBM z/OS MQ mainframe environments. Key Responsibilities: Troubleshoot and resolve test and production issues promptly.Cater to customer
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Posted 21 days ago

Associate Director, Systems Integration Developer

Mass General Brigham

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Remote or Somerville, Massachusetts, USA

Full-time

Site: The Brigham and Women's Hospital, Inc. Mass General Brigham relies on a wide range of professionals, including doctors, nurses, business people, tech experts, researchers, and systems analysts to advance our mission. As a not-for-profit, we support patient care, research, teaching, and community service, striving to provide exceptional care. We believe that high-performing teams drive groundbreaking medical discoveries and invite all applicants to join us and experience what it means to b
Posted 60+ days ago | Updated 8 hours ago

ALC Developer IRS Systems Support (Remote)

Vibrantech Solutions Inc

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Remote

Full-time

Job Description: We are seeking a skilled ALC (Assembly Language Code) Developer with hands-on experience supporting IRS systems and mainframe environments. The ideal candidate will be responsible for analyzing, maintaining, and enhancing legacy IRS applications written in ALC, ensuring operational stability, data accuracy, and seamless integration with modernized platforms. Key Responsibilities: Maintain and enhance existing IRS applications written in ALCAnalyze program logic, debug errors, an
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Posted 25 days ago

Mainframe Core Systems Programmer - US CITIIZEN ONLY

NeevSys Inc

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Remote or Washington, District of Columbia, USA

Full-time

Job Title: Mainframe Core Systems Programmer Location: Remote US CITIIZEN ONLY. Clearance/Eligibility: [Public Trust, Secret Clearance/Top Security] Job Description We are seeking a highly skilled Mainframe Core Systems Programmer to provide expert-level support for IBM z15 and z16 mainframes running z/OS 2.5 and higher. The successful candidate will play a critical role in ensuring the stability, security, and performance of our mainframe environment, with a strong focus on federal government S
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Posted 18 days ago

Student Systems (Banner) Developer

Optima Global Solutions

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Remote or Montclair, New Jersey, USA

Contract

Optima Global Solutions Inc.is a valuable IT Services and Solution provider that customers, employees, and stakeholders feel proud to be associated with. Optima's Intelligent Automation Solutions leverage robotic process automation, intelligent data capture, and business process management best practices to streamline operations. Our IT Services practice provides organizations with highly personalized, comprehensive, U.S. based recruiting services supported by our internal onsite team of subject
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Posted 28 days ago | Updated 3 hours ago

EDI Integration Analyst (Remote)

DP Professionals Inc

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Remote or Columbia, South Carolina, USA

Contract

DPP is seeking an EDI Integration Analyst for an opportunity in Columbia, SC. Candidates must be eligible to earn a low-level US security clearance. Work arrangement: Onsite, partial onsite, or remote W2 position; 6 months Must be eligible to earn a low-level public trust security clearance, which requires a thorough background search and ship.Position description: Building maps for M2-Translator based on exiting maps on Tibco Translators. Testing maps and comparing data. Meeting with customers
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Posted 58 days ago | Updated 3 hours ago

Digital Signal Processing (DSP) Engineer

Cymertek Corporation

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Aurora, Colorado, USA

Full-time

Digital Signal Processing (DSP) Engineer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly skilled and innovative Digital Signal Processing (DSP) Engineer to join our team and develop cutting-edge solutions in signal analysis and processing. In this role, you will design, implement, and optimize DSP algorithms to support advanced communication and data systems. You will work collaboratively with a
Posted 60+ days ago | Updated 8 hours ago

Sr Mainframe Z/OS systems programmer - ISV installs / upgrades

IT Associates, Inc.

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Remote

Contract

Senior Mainframe z/OS Systems Programmer 6 months Contract to hire - 2 openings100% REMOTE - alwaysClient: US based Managed IT Services firm with excellent benefits ( unlimited vacation/ 401 K, Health etc )There is NO expectation of being ON-CALL.Primary duty is to do Mainframe ISV Upgrades / installsThe Senior Mainframe Systems Programmer provides support for on-going projects that require the installation, testing, and implementation of new operating systems and other 'system' software. Includ
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Posted 25 days ago | Updated 24 days ago

Software Systems Engineer

Judge Group, Inc.

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Aurora, Colorado, USA

Full-time

Location: Aurora, CO Description: Our client is currently seeking a "Software Systems Engineer" As a Software System Engineer, your duties will include but not be limited to the following: Current SECRET or SSBI or active TS or SCI security clearance Provide technical oversight, direction and clarification of requirements to software and hardware development teams, and test personnel. Perform system engineering analyses including trade studies, use case development, requirements definition a
Posted 60+ days ago | Updated 5 hours ago

CICS Systems Programmer- FTE

The Caldwell Group

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Remote

Full-time

Experience working in a 24x7 large scale, parallel Sysplex, CICSPlex, MQ sharing and DB2 data sharing environment with skills in CICSPlex SM implementation, customization and dynamic transaction routing, etc. - Knowledge of SMP/E, software upgrade, maintenance, installation and customization - Knowledge of all CICS parameters that control performance in a CICSPlex environment - Knowledge of the CICS resource definitions that pertain to CICS region functionality and performance - Proficient in pr
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Posted 60+ days ago | Updated 1 day ago