Senior Software Developer Jobs in Pennsylvania

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Senior Mechanical Design Engineer (Hybrid-Puerto Rico)

RTX Corporation

•

Remote or Aguadilla, Aguadilla, Puerto Rico

Full-time

Date Posted: 2025-05-07 Country: United States of America Location: HPR01: Collins Puerto Rico- Aguadilla Road 110 North Km 28.8 San Antonio Industrial Park, Aguadilla, PR, 00603 USA Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: None/Not Required Collins Aerospace has an exciting opportunity for a Mechanical Design Engineer. We're looking for an experienced professional, like you, to accept a high level of responsibility within a
Posted 49 days ago | Updated 12 hours ago

Platform Support Engineer / Remote / EDE - IBM Cloud Pak for Data

Lockheed Martin Corporation

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Remote or King of Prussia, Pennsylvania, USA

Full-time

Job Description The EDE (IBM Cloud Pak for Data) Platform Support Engineer will be part of a team that empowers Lockheed Martin to leverage data and AI to drive business insights, improve decision-making, and accelerate our digital transformation journey. This role is a blend of Systems Support Engineering and Data Engineering, providing front-line troubleshooting, triage, and issue / ticket resolution for internal clients. The position will support a 24-X 7 weekly on-call rotation schedule and
Posted 60+ days ago | Updated 12 hours ago

Mid/Senior Level Validation Specialist/Engineer

Katalyst Healthcares and Lifesciences

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Pennsylvania, USA

Full-time

Roles & Responsibilities: Minimum of Four (4) years of experience with commissioning and qualification including using ISPE C&Q guidelines. Knowledge of Kneat e validation software preferred. Prior experience with analytical instrumentation qualification and controlled temperature unit qualification is required. Strong technical writing skills, verbal and written communication skills. Strong interpersonal skills (requires interaction with client employees). Responsible for the development an
Posted 50 days ago | Updated 12 hours ago

Senior Info Security Engineer 3rd Shift - National Remote

UnitedHealth Group

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Remote or Eden Prairie, Minnesota, USA

Full-time

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health op
Posted 16 days ago | Updated 12 hours ago

Staff Android Engineer, Accessibility & UI Systems

Block Inc

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Remote or New York, New York, USA

Full-time

Since we opened our doors in 2009, the world of commerce has evolved immensely, and so has Square. After enabling anyone to take payments and never miss a sale, we saw sellers stymied by disparate, outmoded products and tools that wouldn't work together. So we expanded into software and started building integrated, omnichannel solutions - to help sellers sell online, manage inventory, offer buy now, pay later functionality, book appointments, engage loyal buyers, and hire and pay staff. Across
Posted 9 days ago | Updated 12 hours ago

Staff Android Engineer, Accessibility & UI Systems

Block Inc

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California, USA

Full-time

Since we opened our doors in 2009, the world of commerce has evolved immensely, and so has Square. After enabling anyone to take payments and never miss a sale, we saw sellers stymied by disparate, outmoded products and tools that wouldn't work together. So we expanded into software and started building integrated, omnichannel solutions - to help sellers sell online, manage inventory, offer buy now, pay later functionality, book appointments, engage loyal buyers, and hire and pay staff. Across
Posted 9 days ago | Updated 12 hours ago

Senior Mainframe Systems Support Engineer (Night Shift)

Charter Global, Inc.

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Remote or Reston, Virginia, USA

Contract

Job Title: Senior Mainframe Systems Support Location: Reston, VA 20191 (Remote Job) Duration: 6 Months+ Overnight rotational shifts (6pm to 6am) 10 hour shift Job Purpose: Performs complex analysis, design, development, testing, and debugging of computer software ranging from operating system architecture integration and software design to selection of computer systems, language, and/or equipment. Designs, develops/codes, tests, and documents critical and complex application programs for comp
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Posted 2 days ago | Updated 1 day ago

Mid/Senior Level Validation Specialist/Engineer

Katalyst Healthcares and Lifesciences

•

Marietta, Pennsylvania, USA

Full-time

Roles & Responsibilities: Prior experience with Aseptic Fill Finish Equipment or Lyophilizes is required. Strong technical writing skills, verbal, and written communication skills. Strong interpersonal skills (require interaction with client employees). Responsible for the development and execution of validation life cycle deliverables associated with this project. Minimum of Five (5) years of experience with commissioning and qualification including using ISPE C&Q guidelines. Knowledge of
Posted 59 days ago | Updated 12 hours ago

Component Engineer - (SR. Mbr Engrg Staff) (HYBRID TELEWORK)

Lockheed Martin Corporation

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Remote or Moorestown, New Jersey, USA

Full-time

Job Description WHO WE ARE We are committed to work-life balance by promoting this hybrid telework opportunity. These job requirements allow the employee to work at a Lockheed Martin-designated office or job site for part of their schedule and has a predefined regular, recurring telework schedule for the remaining part of their work schedule. At Lockheed Martin Rotary and Mission Systems, we are driven by innovation and integrity. We believe that by applying the highest standards of business e
Posted 23 days ago | Updated 12 hours ago

Senior C#/React Native Mobile Engineer/Entertainment/Remote

Motion Recruitment Partners, LLC

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Remote or Philadelphia, Pennsylvania, USA

Full-time

A large company in the entertainment industry is hiring for a senior .NET/React Native developer. The firm needs someone with a strong background in .NET and React Native and has a background in entertainment and streaming to do full stack development on a customer facing product used by thousands of people daily. *This role is remote, but requires that you work EST hours* The company's main focus will be expanding, improving, and upgrading their customer facing platform. They are looking to bri
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Posted 38 days ago | Updated 8 hours ago

Lead Threat Detection Engineer

McKesson Corporation

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Remote or Irving, Texas, 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
Posted 60+ days ago | Updated 12 hours ago

Senior IT Security Engineer (Hybrid Work Schedule)

Virginia Jobs

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Remote or Richmond, Virginia, USA

Full-time

Title: Senior IT Security Engineer (Hybrid Work Schedule) State Role Title: Salary Non-Specified Hiring Range: $121,581 - $155,000 Pay Band: UG Agency: Virginia Retirement System Location:Virginia Retirement System Agency Website:;br> Recruitment Type: General Public - G Job Duties Hybrid Work Schedule: this position will work onsite two days a week (Tuesday and Wednesday) and 3 days remotely (Monday, Thursday and Friday). VRS is seeking a highly skilled and experienced Senior IT Security Engi
Posted 60+ days ago | Updated 12 hours ago

Lead AMS Verification Engineer

Inherent Technologies

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US

Full-time, Part-time, Third Party, Contract

Position: Lead AMS Verification Engineer Location: Remote Duration: 1 Years Job Description: We are seeking highly skilled Lead AMS Verification Engineers to join our team. The ideal candidate will have extensive experience in AMS verification at both the SoC (chip) and block level, using netlist and/or models. This role requires a deep understanding of analog circuits, including low power circuits, PMIC, high-speed clocking circuits, and data converters. The candidate should also possess st
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Posted 60+ days ago | Updated 1 day ago

Clarity Developer -- REMOTE WORK -- 59097

PRIMUS Global Services Inc.

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Remote or Dallas, Texas, USA

Contract

Clarity Developer - REMOTE WORK - 59097 Pay Range - $60 - $70/hr We have an immediate long-term opportunity with one of our prime clients for a position Clarity Developer to work on Remote basis. Requirements and Job Description: Must have 8+ years' recent professional experience with Clarity (GEL Scripting, XOG scripting) Must have 6+ years professional experience with REST/SOAP APIs Must have 4+ years professional experience with SQL Must have strong communication skills Can work with GCH,
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Posted 60+ days ago | Updated 1 hour ago

Sr. Google Management Engineer required for a Long Term Remote Project

Svam International, Inc.

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Remote

Contract, Third Party

We are trying to source Sr. Google Management Engineer for our direct client for a Long Term Remote Project. The Google Management Engineer will support the design, implementation, and operational management of the Google Admin Console to ensure a secure, scalable, and efficient mobile device management (MDM). This role encompasses the architectural design of Google device deployments, integration with Google services and on-premises environments, continuous monitoring, log analysis, and perform
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Posted 1 day ago

Senior Application Cloud Engineer AppMod - Remote - 12 Months Contract

Zaass Consulting, LLC

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Remote

Contract

Senior Application Cloud Engineer AppMod Location: 100 % Remote (Monday through Friday, 9:00 a.m. to 6:00 p.m.) Schedule: 40 hours/week Duration: 12+ Months About the Role As a Senior Application Cloud Engineer, you will support and deliver cloud infrastructure aligned with a multi-tenant cloud computing strategy. You will manage AWS cloud infrastructure for major city servicesincluding identity management, web services, and morewhile leading projects, contributing to technical design, and impl
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Posted 4 days ago

Senior Deep Learning Algorithm Engineer

NVIDIA Corporation

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Remote or Santa Clara, California, USA

Full-time

At NVIDIA, we are at the forefront of the constantly evolving field of large language models, and their application in agentic and reasoning use cases. As the scale and complexity of these LLM systems continues to increase, we are seeking outstanding engineers to join our team and help shape the future of LLM inference. Our team is dedicated to pushing the boundaries of what's possible with LLMs by improving the algorithmic performance and efficiency of systems that represent them. We constantl
Posted 60+ days ago | Updated 12 hours ago

Engineer, Sr Staff Fuels & Methods

Constellation Energy

•

Kennett Square, Pennsylvania, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our
Posted 60+ days ago | Updated 18 hours ago

Senior Mainframe Infrastructure Engineer and Strategic Advisor - Remote

Truist

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Remote or Raleigh, North Carolina, USA

Full-time

The position is described below. If you want to apply, click the Apply Now button at the top or bottom of this page. After you click Apply Now and complete your application, you'll be invited to create a profile, which will let you see your application status and any communications. If you already have a profile with us, you can log in to check status. Need Help? If you have a disability and need assistance with the application, you can request a reasonable accommodation. Send an email to Acce
Posted 60+ days ago | Updated 12 hours ago

Engineer, Sr Staff Fuels & Methods

Constellation Energy

•

Kennett Square, Pennsylvania, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our
Posted 60+ days ago | Updated 19 hours ago