NewInformation System Security Engineer (ISSE) Cyber Defense TechnologiesInformation System Security Engineer (ISSE)Englewood, ColoradoOverview: Cyber Defense Technologies (CDT), a leading small business cybersecurity and engineering firm, is seeking a skilled and detail-oriented Information System Security Engineer (ISSE) onsite in Englewood, CO with a Secret Clearance or Higher. Responsible for the management of IT security systems and applications, incident response, digital forensics, loss prevention, and eDiscovery actions, conducting risk and vulnerability assessments, and developing and implementing security controls.
Infoblox Systems Engineer - Active TS/SCI with CI Poly ENS Solutions, LLCInfoblox Systems Engineer - Active TS/SCI with CI PolyAurora, COENS consults for the Department of Defense (DoD) and Intelligence Community (IC) providing innovative solutions in the core competency area of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security, System Engineering, Program/Project Management, IT support, Solutions, and Services that yield enduring results. Working with the Government lead and other service areas' Architecture, Engineering & Operations leads and technical specialists, as well as professional services staff from vendors to implement the plan to deliver a strategic DDI platform and migrate all in-scope services from existing platforms.
Technology Systems Design Engineer Swanson Rink, Inc.Technology Systems Design EngineerDenver, CO$80,000–$130,000 / yearOur Impact: Swanson Rink provides endowed scholarships to support engineering students, invests hundreds of hours a year in employee training and development, and we encourage our team to Cultivate Curiosity through a monthly presentation series led by team members on the latest issues and trends facing our clients. Founded in 1949, Swanson Rink specializes in designing mechanical, electrical, fire protection, plumbing and technology infrastructure for data centers, airports and other complex buildings.
Senior Systems Engineer Leidos Holdings IncSenior Systems EngineerDenver, CO$131,300–$237,350 / yearThey will provide group facilitation, training, and provide additional forms of knowledge transfer across clients organization; collect, review, edit, and disseminate executive-level communication products, to include written documents, briefings, and talking points; use their technical skills and experience to further current service offerings and clients mission; and analyze system requirements to determine approach and feasibility of design within time, cost, and security requirement constraints. Degree in Electrical Engineering, Computer Engineering, Computer Science, Systems Engineering or related field and successful software engineering experience; of if no degree, relevant experience performing engineering functions in the field on programs of similar size, scope, and complexity.
Systems Engineer II Old Dominion Freight Line IncSystems Engineer IICommerce City, CO$78,025–$97,532 / yearOld Dominion plans to screen candidates, conduct interviews, and proceed with hiring candidates to meet its business needs, which may result in filling the role before the current anticipated application window closes. Actual compensation may vary based on factors such as geographic location, work experience, market conditions, education/training, skill level, and state/local wage requirements.
Sr Systems Engineer (Clearance Required) Sierra SpaceSr Systems Engineer (Clearance Required)Centennial, CO$143,700–$197,608.50 / yearThe successful candidate will be responsible for continuously monitoring the position and velocity of artificial objects in Earth orbit or deep space, applying mathematical models and observational data to precisely calculate orbital parameters, predicting potential close approaches between objects and recommending necessary avoidance maneuvers, designing optimal trajectories for spacecraft launches, orbital transfers, and reentries, tracking and cataloging space debris to help prevent dangerous collisions, and assessing the risk of collision between various space objects. The role involves monitoring and analyzing spacecraft and satellite trajectories while supporting mission planning through trajectory design and optimization, including developing and using specialized software tools to perform precise orbit determination.
Electrical Engineer IV - (Electrical Power Systems) Clearance Required Sierra SpaceElectrical Engineer IV - (Electrical Power Systems) Clearance RequiredCentennial, CO$137,443–$188,983 / yearProviding advanced technical support and troubleshooting assistance for electrical systems and components will be a key responsibility, as will staying updated with the latest advancements in electrical engineering and applying new knowledge to ongoing projects. The role also involves mentoring less experienced engineers and technicians, acting as the technical lead for specialized projects, and staying updated with the latest advancements in electrical engineering.
Systems Administrator - Collaboration Team Alpine Bank (CO)Systems Administrator - Collaboration TeamDenver, CO$60,000–$105,000 / yearThis role focuses on ensuring the availability, security, and performance of communication and collaboration technologies such as Microsoft 365, Teams, SharePoint Online, Exchange Online, OneDrive, telephony solutions, and related infrastructure. The System Administrator is responsible for the installation, maintenance, and monitoring of assigned systems and participating in strategic planning efforts, capacity planning, governance, technical design of these systems and the resolution of daily problems and tasks.
DevOps Systems Administrator CymertekDevOps Systems AdministratorAurora, ColoradoComputer Science, Information Technology, Systems Engineering, Network Engineering, Software Engineering, Electrical Engineering, Cloud Computing, Cybersecurity, Information Systems, Data Science, ect. DevOps Engineer, Systems Administrator, Infrastructure Engineer, Site Reliability Engineer, Cloud Systems Administrator, Automation Engineer, Platform Engineer, Cloud Engineer, Linux Systems Administrator, Network Engineer, ect.
Postdoctoral Researcher – Mathematical Optimization for Energy Systems National Laboratory of the RockiesPostdoctoral Researcher – Mathematical Optimization for Energy SystemsGolden, ColoradoJob Profile: Postdoctoral Researcher / Annual Salary Range: $76,600 - $126,400 NLR takes into consideration a candidate’s education, training, and experience, expected quality and quantity of work, required travel (if any), external market and internal value, including seniority and merit systems, and internal pay alignment when determining the salary level for potential new employees. The Advanced Computing Solutions Group in the NLR Computational Science Center has an opening for a full-time Postdoctoral Researcher – Computational Sciences, with an emphasis on mathematical optimization and its application to the design and control of energy systems.
Systems Administrator (ERP) SCS EngineersSystems Administrator (ERP)Greenwood Village, Colorado$90,000–$110,000 / yearFull timeWhether it's reducing methane emissions at agricultural facilities and landfills, repurposing contaminated properties, producing alternative energy, or sequestering carbon, we've been focused on finding smart climate solutions and improving the natural environment since our inception over 55 years ago. This role focuses on the back-end functionality of the ERP system, including database administration, SQL development, report creation, system upgrades, and advanced troubleshooting.
Researcher III – Mathematical Optimization for Energy Systems National Laboratory of the RockiesResearcher III – Mathematical Optimization for Energy SystemsGolden, ColoradoJob Profile: Researcher III / Annual Salary Range: $83,600 - $150,500 NLR takes into consideration a candidate’s education, training, and experience, expected quality and quantity of work, required travel (if any), external market and internal value, including seniority and merit systems, and internal pay alignment when determining the salary level for potential new employees. We seek candidates capable of pursuing research directions that combine these algorithmic components, using implementations that are suitable for effective utilization of the modern parallel computing architectures that are available at NRL.
Accounting Systems & Data Integration Analyst Axos BankAccounting Systems & Data Integration AnalystCentennial, COThis role serves as both a technical and functional resource responsible for JHA EWF workflow automation, integration development, transaction-to-GL mapping, reconciliations, data validation, testing, reporting, and production support across lending, deposit, treasury, and accounting operations. The Accounting Systems & Data Integration Analyst supports Accounting & Finance initiatives involving Jack Henry SilverLake, Enterprise Workflow (EWF), supplemental project support for Loan IQ, and related banking applications.
Network Engineer / Systems Administrator (SA) CymertekNetwork Engineer / Systems Administrator (SA)Aurora, ColoradoNetwork Engineer, Systems Administrator, IT Infrastructure Engineer, Network Systems Administrator, Network Administrator, Systems Engineer, Cloud Systems Administrator, Network Operations Engineer, IT Support Engineer, Network Security Engineer, etc. Computer Science, Information Technology, Network Engineering, Systems Engineering, Computer Engineering, Information Systems, Cybersecurity, Electrical Engineering, Data Science, Applied Mathematics, etc.
SIGINT Systems Developer CymertekSIGINT Systems DeveloperAurora, ColoradoSIGINT Engineer, Signals Processing Developer, Intelligence Systems Developer, RF Systems Engineer, Communications Systems Developer, Cyber Intelligence Developer, Embedded Systems Developer, Electronic Warfare Engineer, Signal Analysis Engineer, Systems Integration Engineer, Intelligence Solutions Architect, etc. Electrical Engineering, Computer Science, Information Systems, Software Engineering, Systems Engineering, Signal Processing, Telecommunications, Cybersecurity, Data Science, Computer Engineering, Physics, Mathematics, etc.
Open Systems Storage Engineer-DHA Social Security AdministrationOpen Systems Storage Engineer-DHADenver, CO$140,239–$182,316 / yearTravel Required Not required Relocation expenses reimbursed No Appointment type Permanent Work schedule Full-time Service Competitive Promotion potential None Job family Series 2210 Information Technology Management Supervisory status No Security clearance Not Required Drug test No Position sensitivity and risk High Risk HR Trust determination process Suitability Fitness Financial disclosure Yes Bargaining unit status Yes Announcement number SSA12902318-DHA-26-CIO Control number 860062700. Customer Service - Works with clients and customers that is any individuals who use or receive the services or products that your work unit produces, including the general public, individuals who work in the agency, other agencies, or organizations outside the Government to assess their needs, provide information or assistance, resolve their problems, or satisfy their expectations, know about available products and services, and is committed to providing quality products and services.
Sr Systems Engineer - Azure Axos BankSr Systems Engineer - AzureCentennial, COOwn and administer Azure Virtual Network topology including hub-spoke design, VNets, subnets, NSGs, route tables, and VNet peering aligned to bank security requirements. Engineer and Technology Architect on changes to hybrid identity topology, Entra tenant configuration, and Azure AD Connect sync rules - this is a genuine peer relationship with shared architectural ownership, not a sign-off chain.
Senior Infrastructure / DevSecOps Engineer (RF Ground Systems) CACISenior Infrastructure / DevSecOps Engineer (RF Ground Systems)Denver, Colorado$82,100–$172,400 / yearJob Title: Senior Infrastructure / DevSecOps Engineer (RF Ground Systems)Job Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Continental USAnticipated Posting End: 8/28/2026 Job Description: Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
Technical Systems Administrator III - Applications Support Sierra SpaceTechnical Systems Administrator III - Applications SupportLouisville, CO$105,929–$145,673 / yearThe Technical Systems Administrator III works closely with Systems Engineering, Digital Engineering, IT Infrastructure, Cybersecurity, PLM, and Software Development teams to ensure reliable operation of mission-critical engineering applications supporting product development programs. You will provide technical support and training to end-users as needed and stay updated with the latest industry trends and technologies to ensure the company's IT infrastructure remains current and effective.
Field Service Engineer – IT & Systems Vision RTField Service Engineer – IT & SystemsDenver, ColoradoCompany video With around 400+ employees globally and offices in the UK, Poland, and the USA, Vision RT operates independently as part of the Danish company William Demant Invest A/S, one of the world’s largest investors in healthcare companies. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information.