29 operating systems engineer jobs at 25 companies in Connecticut
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VP, Global Operating System
Windsor or North America or Europe or Asia
OnsiteFull Time
Barnes Group: Manufactures precision aerospace components and industrial technology solutions.
10+ YOE10+ years leading Lean/Six Sigma continuous improvement in global aerospace manufacturing or MRO; bachelor’s in business or engineering required; strong analytical, communication, and change leadership skills.
Town of Wallingford: Providing municipal government services and public utility distribution.
2+ YOEAssociate degree in engineering or construction management plus 2 years' water/sewer utility or pipeline construction experience; knowledge of water/sewer systems, AutoCAD and Excel; valid Connecticut motor vehicle operator's license.
ISO New England: Operates the New England power grid and wholesale markets.
Bachelor's degree in Electrical Engineering required; perform transmission planning studies, system simulations and analyses; strong oral/written communication; experience in transmission planning or system operations preferred; PE license desirable.
LenovoHKSE: 992: Manufactures personal computers, mobile devices, and server infrastructure.
8+ YOEBachelor's in EE/CE/CS or related, 8+ years manufacturing test engineering experience, expertise in hardware/software integration, troubleshooting system-level issues, automation/scripting, and supporting global manufacturing operations.
Trinity Health: National Catholic health system providing comprehensive clinical medical services.
2+ YOEOperate and maintain hospital mechanical systems; operate high-pressure boilers and chillers; CT license S-2/OE-2; high school diploma; 2+ years of relevant experience.
Boilers, Chillers, Building Management System, Fire Alarm System, HVAC equipment
Lead Engineer - Grid Operations Technology (Hybrid Schedule)
Windsor or Dorchester or Manchester
$146k-$162k/yrHybridFull Time
Eversource EnergyNYSE: ES: Delivers electricity, natural gas, and water to New England customers.
8+ YOEBS in Engineering required (MS preferred), 8+ years utility engineering experience, power system and grid modernization expertise, familiarity with SCADA/DMS/OMS, team leadership and project management, frequent regional travel and emergency response availability.
Hines: Global real estate investment, development, and management firm.
Operate and maintain mechanical, electrical, plumbing and HVAC systems; troubleshoot building systems; lead engineering crew; complete training and comply with safety and regulatory requirements.
Building Automation System, myHines.com, Microsoft Office, analog multimeter
Manchester or Canada or United Kingdom or Alabama or Arizona or California or Colorado or Connecticut or District of Columbia or Florida or Georgia or Iowa or Idaho or Illinois or Indiana or Kansas or Massachusetts or Maryland or Maine or Michigan or Minnesota or Missouri or North Carolina or Nebraska or New Hampshire or New Jersey or New Mexico or New York or Ohio or Oklahoma or Oregon or Pennsylvania or South Carolina or Tennessee or Texas or Utah or Virginia or Vermont or Washington or Wisconsin or West Virginia
£50k-£80k/yrHybridFull Time
Mark43: Provides cloud-native records and dispatch software for first responders.
3+ YOE3+ years backend software engineering with distributed systems and integrations; experience designing/operating APIs, webhooks or messaging systems; familiarity with Java, TypeScript/JavaScript, REST, SQL/MySQL; strong communication skills; must be authorized to work in the hiring country.
Java, TypeScript, JavaScript, REST, SQL, MySQL, CI/CD, Claude Code Enterprise
United States or Canada or California or Washington or New York or New Jersey or Connecticut
$195k-$280k/yrRemoteFull Time
AffirmNasdaq: AFRM: Financial platform providing installment loans for consumer purchases.
Experience building, deploying, and maintaining production AI systems; strong software engineering and systems design skills; comfortable with Python, CI/CD, containerization, and production operations; experience integrating with Workday, Snowflake, and data governance.
Arizona or California or Colorado or Connecticut or District of Columbia or Florida or Georgia or Idaho or Illinois or Indiana or Iowa or Maryland or Massachusetts or Michigan or Minnesota or Missouri or New Jersey or New Mexico or New York or North Carolina or Ohio or Oklahoma or Oregon or Pennsylvania or Puerto Rico or Rhode Island or Tennessee or Texas or Utah or Vermont or Virginia or Washington or West Virginia or Wisconsin or Wyoming or Brazil or Canada or Colombia or France or Germany or Ghana or India or Indonesia or Italy or Kenya or Mexico or Morocco or Netherlands or Poland or Singapore or South Africa or Spain or Switzerland or United Kingdom
$117k-$181k/yrRemoteFull Time
Wikimedia Foundation: Operates Wikipedia and provides global free knowledge infrastructure.
5+ YOE5+ years backend/platform engineering on distributed systems, strong knowledge-graph or database experience, proficiency in Java or C++, observability and production operations experience.
NBCUniversalNASDAQ: CMCSA: Produces and distributes entertainment content and theme park experiences.
2+ YOE2+ years broadcast television experience, BS in Engineering or Communications (or equivalent), proficiency with broadcast systems, TCP/IP networking, ability to support 24x7 operations, background check, unrestricted US work authorization.
Sony, EVS, IP Director, XSquare, Evertz, Grass Valley, RTS Intercom, Calrec, Tektronix, Leader, SMPTE 2110, AutoCAD, Avid Media Composer, Avid Interplay, Chyron, RTS ADAM/Omneo, TCP/IP
United States or California or Colorado or Connecticut or Hawaii or Illinois or Maryland or Massachusetts or Minnesota or New Jersey or New York or Vermont or Washington or Pennsylvania or District of Columbia
$139k-$204k/yrRemoteFull Time
TwilioNYSE: TWLO: Cloud communications platform for building customer engagement applications.
4+ YOE4+ years building and operating resilient backend services. Hands-on experience with Go/Java/Python, cloud (AWS and Microsoft Azure), Terraform, distributed systems (Kafka), and IaC; familiarity with observability and high-throughput systems.
Go (Golang), Java, Python, AWS, AWS EC2, AWS S3, AWS Aurora, AWS DynamoDB, Microsoft Azure, Microsoft Virtual Machines, Microsoft Blob Storage, Azure SQL, Microsoft Cosmos DB, Terraform, Kafka, Docker, Kubernetes, OpenTelemetry, Claude Code, mail transfer agent (MTA)
United States or New York City or Palm Beach or Los Angeles or Miami or Greenwich or Westchester County or The Hamptons or San Francisco or Manhattan
$190k-$250k/yrRemoteFull Time
Atria Health Institute: Membership-based concierge practice providing preventive, precision-based medical care.
4+ YOE4+ years building and operating LLM-powered production ML systems, strong Python, backend framework experience (FastAPI/Flask), LLM orchestration and retrieval design, Snowflake/dbt/Dagster/Airflow familiarity, evaluation systems, HIPAA/PHI knowledge, and strong written communication.
United States or Colorado or Hawaii or Illinois or Maryland or Massachusetts or Minnesota or New Jersey or New York or Vermont or District of Columbia or Washington or California or Connecticut or Pennsylvania or San Francisco
$139k-$204k/yrRemoteFull Time
TwilioNYSE: TWLO: Cloud communications platform for programmable messaging, voice, and email.
4+ YOE4+ years building and operating resilient backend services; production experience with Go/Java/Python, Terraform, AWS and Microsoft Azure; strong distributed systems and observability skills.
Go, Java, Python, AWS, EC2, S3, Aurora, DynamoDB, Microsoft Azure, Microsoft Azure Virtual Machines, Microsoft Blob Storage, Microsoft Azure SQL, Microsoft Cosmos DB, Terraform, Kafka, Docker, Kubernetes, OpenTelemetry, Claude Code, MTA
Founding Software Engineer - AI & Operations (Full-Stack)
Wallingford, Connecticut, United States
OnsiteFull Time
United Concrete Products: Manufacturer of precast and prestressed concrete infrastructure products.
3+ YOE3+ years engineering experience with ownership of a production system; strong full‑stack fundamentals, SQL, LLM API production integrations, OCR/document extraction, and self-directed problem solving.
OpenAI, Anthropic, OCR, MaintainX, Claude Code, Copilot, SQL
General Dynamics Electric BoatNYSE: GD: Designs, builds, and maintains submarines for the U.S. Navy.
2+ YOEHigh school/GED and 2+ years experience with submarine ship systems or Navy submarine qualification; knowledge of ship compartments, tagout procedures (SSP 7.39), WIP, High Risk Evolutions, SPOD, and ability to qualify as Ship Safety Watch and CASCON operator.
New Jersey or Rhode Island or Georgia or South Carolina or Mississippi or New Mexico or Massachusetts or Colorado or Tennessee or Texas or Minnesota or Kansas or North Carolina or Maryland or Virginia or Kentucky or Missouri or Ohio or Maine or Michigan or Nevada or New Hampshire or District of Columbia or Connecticut or Louisiana or New York or Wisconsin or Florida or Delaware or Oklahoma or Indiana or Alabama or Pennsylvania or Illinois
$157k-$224k/yrRemoteFull Time
Reworld: Operates sustainable waste management and energy-from-waste facilities.
15+ YOE5+ Mgmt15+ years electrical engineering experience with 5+ years leadership; bachelor's in electrical engineering; experience with MV/HV systems, project lifecycle, operations support, technical due diligence; PE and Six Sigma preferred.
Illinois or Connecticut or Colorado or California or Alabama or Georgia or Florida or Delaware or Arizona
RemoteFull Time
ToxStrategies: Scientific consulting firm specializing in toxicology and regulatory compliance.
10+ YOE10+ years systems engineering or technical lead experience in combination products/medical devices; BS required, MS preferred; experience with DHF, design controls, risk management, verification/validation, design transfer, and regulatory submissions.
Morrisville or New York or Colorado or California or Maryland or Ohio or Virginia or New Jersey or Pennsylvania or Illinois or Georgia or Texas or Massachusetts or Florida or Connecticut
$168k-$278k/yrRemoteFull Time
Thermo Fisher ScientificNYSE: TMO: Sells equipment and chemicals for scientific research and healthcare.
12+ YOEBachelor's required, advanced degree preferred; 12+ years in software/platform/technology leadership with experience delivering AI/ML/GenAI systems to production and building scalable platform architectures.