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We welcome and encourage applications from all qualified parties, including but not limited to people returning to the workforce, people with disabilities, those without a college degree, and veterans or those with military experience. As a Senior Infrastructure Engineer, you'll design, automate, and support critical infrastructure that keeps applications and data running securely, reliably, and efficiently.

YEAR

Associated Banc-Corp

Infrastructure Engineer Senior

Stand up the managed Azure services the product depends on (App Service, Container Apps or AKS, Azure SQL, Service Bus, Key Vault, App Configuration, Storage, Redis, Front Door), making explicit managed-versus-self-run tradeoffs with the team. Our flagship platform, ASPIRE, powers the full asset finance lifecycle, from origination and credit decisioning through portfolio management, billing, accounting, and end-of-term; for banks, captives, independent finance companies, and specialty lenders across North America and internationally.

LTi Technology Solutions

Senior Platform Engineer

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About this Opportunity: As a Senior Network Engineer, you will be responsible for maintaining the corporate networks of Orion by developing and maintaining controls and procedures related to networking and security. Internal candidates currently aligned to an Orion office location may be given preference; however, internal candidates with varying work arrangements may be considered based on experience and business needs.

Orion Advisor Solutions

Senior Network Engineer

2+ years of experience in one of the following: LMR, RF Systems, Radio Communications, Radio Frequency, Wired/Wireless Communication Systems, Military, Motorola equipment, IT Systems, Telecommunications, Public Safety, Engineering or Networking equipment. This position is subject to working in high security areas governed by the US Department of Justice's "Criminal Justice Information Services (CJIS) Security Policy" and therefore requires successfully passing a more stringent fingerprint background check administered by Motorola Solutions Inc. customers.

Motorola Solutions Inc

Field Engineer - Illinois

This important role will be responsible for designing, implementing, and delivering IoT solutions for Lindsay's various product lines, including new products and feature development. Lindsay Corporation is a global company, headquartered in Omaha, Nebraska, focused on providing irrigation and infrastructure solutions to meet the needs of a growing population.

Lindsay Corp

Senior Engineer, Firmware

October 21, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Ensure Secure Socket Layer/Transport Layer Security (SSL/TLS) offloading and brokering PKI authentication features provided by the F5 appliance is operational at all times.

Everything we do is built on our commitment to do the right thing for our customers, our employees, and our communities. Learn more about the values and culture that are the foundations of our business.

Leidos

F5 Load Balance Network Engineer

October 21, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. The Defense Sector at Leidos is currently seeking talented Software Engineers with 4+ years hands-on experience to join our dynamic Agile software teams in Omaha, Nebraska.

Software Engineer

The ideal candidate will partner closely with Engineering, Operations, Quality, and Production teams to develop welding procedures, troubleshoot complex welding issues, reduce defect rates, and ensure consistent execution of welding best practices throughout the organization. Develop and implement improvements to internal and customer disruption and corrective actions processes, ensuring data accuracy and clarity in initiating appropriate formal problem solving and non-conforming material processes.

Lozier

Quality Engineer II, CWI Certified

Minimum Experience: Citizenship: Must be a US citizen Clearance: Must possess a Top Clearance security clearance with eligibility for Sensitive Compartmented Information (SCI), Nuclear Command and Control/Extremely Sensitive Information (NC2/ESI), and Alternative or Compensatory Control Measures (ACCM)Education: High School DiplomaYears of Experience: Minimum of 15 years relevant experience to include: 5 years supporting DoD. Apogee has an exciting new opportunity for a Software Engineer in support of the Air Force Nuclear Weapons Center Combatant Command, Command and Control (C2) Division (AFNWC/NCC).

Apogee Engineering LLC

Minimum Experience: Citizenship: Must be a US citizen Clearance: Must possess and maintain a TS w/SCI eligibility, and Nuclear Command and Control/Extremely Sensitive Information (NC2/ESI), and Alternative or Compensatory Control Measures (ACCM) eligibility. Apogee has an exciting new opportunity for a Junior Software Engineer in support of the Air Force Nuclear Weapons Center Combatant Command, Command and Control (C2) Division (AFNWC/NCC).

Software Engineer II NPES

The Senior Virtualization & AI Engineering Specialist / Associate Principal Engineer is responsible for engineering, operating, and optimizing enterprise virtualization, AI, data science, and analytics solutions in support of USSTRATCOM and the Strategic Mission Planning & Execution System (SMPES). This position focuses on VMware vSphere, ESXi, vRealize Aria Operations, vRealize Aria Operations for Logs, and advanced analytics tooling to ensure highly available, secure, and compliant IT services within classified DoD environments.

Test and Evaluation Engineer II J56

Eligible employees (and their families) are offered the following voluntary employee-funded benefits: Health care flexible spending account, dependent care flexible spending account, commuter benefits, voluntary accident & critical injury coverage, voluntary long-term care coverage, and voluntary life and AD&D insurance. Our global head office is based in Singapore, and our team is made up of a diversely talented team of experts who thrive on innovation and pushing the bounds of technology to solve our customers' most pressing challenges.

Beyondsoft Corp

Robotics Field Engineer

The ideal candidate will have hands-on experience with IBM WebSphere, COBOL, AIX, Linux, and the MTS payments platform, and will be responsible for maintaining application stability, implementing enhancements, and collaborating with cross-functional teams to deliver high-quality solutions. Our proven, secure and scalable software solutions enable leading corporations, fintechs and financial disruptors to process and manage digital payments, power omni-commerce payments, present and process bill payments, and manage fraud and risk.

Who is ACI? ACI powers electronic payments and banking for more than 5,000 financial institutions, retailers, billers and processors around the world. We process $13 trillion in payments and securities transactions each day, processing transactions for more than 250 of the leading global retailers, and 21 of the world’s 25 largest banks. 
 We are trusted globally as a result of our unrivalled understanding of payments and related processes. We have a definitive vision of how electronic payment systems will look in the future and we have the knowledge, scale and resources to deliver it. 
 That is why 18 of the top 20 global banks, and more than 300 retailers, rely on ACI payments software. How do we do it? 
 We are achievers, collaborators, innovators. 
 We enjoy the support and stability of a proven company along with the enthusiasm and entrepreneurial spirit of a startup. 
 We benefit from the diversity and expertise of our colleagues all over the world. 
 We work hard. And our dedication is rewarded with opportunities to learn, grow and build our careers by collaborating with the best and the brightest in the industry. 
 We are flexible in the way we work and dynamic as we respond to the monumental changes in the payments industry. 
 We come together with a singular goal &mdash; to power global commerce through our innovative technology. We are ACI. We drive payments at the speed of change.

ACI Worldwide Inc

Sr Systems Engineer

Coordinate with operational users, requirements managers, Product Owners, program management personnel, developers, systems engineers, cyberspace stakeholders, and other mission partners to resolve requirements issues and maintain alignment between capability delivery and operational priorities. Support operational assessments by evaluating capability implementation, user feedback, capability performance, mission impacts, and identified shortfalls; develop assessment summaries, measures, dashboards, findings, and recommended actions for leadership review.

Systems Engineer II J56

4+ years of experience in one of the following: LMR, RF Systems, Radio Communications, Radio Frequency, Wired/Wireless Communication Systems, Military, Motorola equipment, IT Systems, Telecommunications, Public Safety, Engineering or Networking equipment. This position is subject to working in high security areas governed by the US Department of Justice's "Criminal Justice Information Services (CJIS) Security Policy" and therefore requires successfully passing a more stringent fingerprint background check administered by Motorola Solutions Inc. customers.

Field Engineer - Missouri

Mental: Clear and conceptual thinking ability; excellent judgment, troubleshooting, problem solving, analysis, and discretion; ability to handle work-related stress; ability to handle multiple priorities simultaneously; and ability to meet deadlines. Drives adoption of dbt for data transformation and evaluates the integration of AWS and Azure cloud data tools, including Azure Data Factory, Azure Functions, and Stream Analytics, to optimize data flow.

Sedgwick Claims Management Services, Inc., is a leading global provider of technology-enabled risk and benefits solutions. At Sedgwick, caring countsSM; the company takes care of people and organizations by delivering cost-effective claims, productivity, managed care, risk consulting and other services through the dedication and expertise of nearly 15,000 colleagues in some 275 offices located in the U.S., Canada, the U.K and Ireland. Sedgwick facilitates financial and personal health and helps customers and consumers navigate complexity by designing and implementing customized programs based on proven practices and advanced technology that exceed expectations. Sedgwick’s majority shareholder is KKR; Stone Point Capital LLC, La Caisse de dépôt et placement du Québec (CDPQ) and other management investors are minority shareholders.

Sedgwick Claims Management Services, Inc.

Sr. Data Engineer

You’ll identify opportunities to increase the level of automated testing of our customer products and solutions, plan and execute strategies to achieve test automation objectives, continuously measure and improve the effectiveness of that testing based on Key Performance Indicators (KPIs), and evaluate and integrate new testing tools, technologies, and procedures to achieve the organization’s technical objectives. As a Senior Software Test Engineer , you’ll participate in planning, designing and executing end-to-end automated testing in support of the Continuous Integration (CI)/Continuous Deployment (CD) of our products to customers worldwide.

Senior Software Test Engineer

You’ll identify opportunities to increase the level of automated testing of our customer products and solutions, plan and execute strategies to achieve test automation objectives, continuously measure and improve the effectiveness of that testing based on Key Performance Indicators (KPIs), and evaluate and integrate new testing tools, technologies, and procedures to achieve the organization’s technical objectives. Our engineers are at the forefront of defining and building solutions to address the challenges faced by our end users, applying a go-fast, agile approach driven by small teams that rely on and value each team member's contributions.

Software Test Engineer

October 30, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Senior UI Software Engineer

This role will work across front-end and back-end technologies, lead technical design efforts, build and maintain non-relational database structures, and collaborate with business and technology stakeholders to deliver innovative solutions. With the addition of Boys Town National Research Hospital in 1977, our services branched out into the health care and research fields, offering even more career opportunities to those looking to make a real difference.

Performance Engineer Jobs in Omaha, NE

Infrastructure Engineer Senior Associated Banc-Corp

Senior Platform Engineer LTi Technology Solutions

Senior Network Engineer Orion Advisor Solutions

Field Engineer - Illinois Motorola Solutions Inc

Senior Engineer, Firmware Lindsay Corp

F5 Load Balance Network Engineer Leidos

Software Engineer Leidos

Quality Engineer II, CWI Certified Lozier

Software Engineer Apogee Engineering LLC

Software Engineer II NPES Apogee Engineering LLC

Test and Evaluation Engineer II J56 Apogee Engineering LLC

Robotics Field Engineer Beyondsoft Corp

Sr Systems Engineer ACI Worldwide Inc

Systems Engineer II J56 Apogee Engineering LLC

Field Engineer - Missouri Motorola Solutions Inc

Sr. Data Engineer Sedgwick Claims Management Services, Inc.

Senior Software Test Engineer Leidos

Software Test Engineer Leidos

Senior UI Software Engineer Leidos

Sr Software Engineer (Full Stack) Father Flanagan's Boys' Home

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