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Wiring Technician Lead
Mission Critical Group
Brookston, IN
…electrical switchgear and controls for a variety of applications. We engineer, build, and deploy specialized switchgear and control systems for the power generation industry. We are agile,…
Added 1 min ago
Product Development Engineer - Fuel Systems EVAP Component and BETP Engineer
Ford Global
Dearborn, MI
This opening is for a fuel systems EVAP core components and BETP/Canister Performance D&R engineer position. The D&R would be a member of a larger core component D&R team tasked with…
Added 1 min ago
Embedded Software Design Review Engineer
Ford Global
Dearborn, MI
Lead in-depth embedded software technical reviews covering SoC and MCU firmware, Base Software, and Application Software.
Added 2 mins ago
Software Engineer, Assistant Vice President
MUFG Bank, Ltd.
Jersey City, NJ
We are seeking a highly skilled and motivated Software Engineer to join our dynamic team in the Transaction Banking Technology space. The ideal candidate will have hands-on experience…
Added 2 mins ago
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Paint Manufacturing Engineer Supervisor - Ditch Witch
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- $80,000 to $101,000 USD / year
Paint Manufacturing Engineer Supervisor at Ditch Witch:
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Lead Principal Application Software Engineer- Forward Deployed Engineer
Oracle
Oklahoma City, OK
- $104,600 to $264,100 USD / year
Oracle Customer Success Services (CSS) is seeking a Senior Principal Forward Deployed Engineer to lead the delivery of strategic AI and data transformation programs for Oracle's largest…
Added 2 mins ago
Cybersecurity Engineer
Expand Energy Corporation
Oklahoma City, OK
Configure, support, and troubleshoot Okta SSO, MFA, federation, application integrations, authentication policies, and related identity controls
Added 2 mins ago
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Senior Scientist - Chemical Engineer for API Manufacturing Process Development
Pfizer Inc
CT
- $93,600 to $156,000 USD / year
We are seeking a highly motivated chemical engineer for the role of Senior Scientist-Chemical Engineer to join our API Process Development team within Chemical Research and Development…
Added 2 mins ago
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Sr. Associate - Solutions Engineer
Pfizer Inc
NY · PA
- $79,400 to $132,400 USD / year
The Senior Associate, Solutions Software Engineer is a hands-on individual contributor who designs, builds, integrates, and supports digital solutions using approved enterprise platforms,…
Added 3 mins ago
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Outreach and Education Mechanical Engineer
California Energy Commission
CA
- $6,488 to $12,152 USD / month
The California Energy Commission seeks a Mechanical Engineer in the Building Standards Branch. If you are interested in a challenging and exciting career in clean energy and are passionate…
Added 5 mins ago
Sr Advisory Solution Consultant - Identity Security
ServiceNow
Remote, United States
It all started when engineer Fred Luddy wrote code that automated a tedious task for his coworker, Phyllis. She cried tears of joy. That moment inspired Fred to build a company that could…
Added 5 mins ago
Product Strategy Sr Manager
ServiceNow
San Diego, CA
It all started when engineer Fred Luddy wrote code that automated a tedious task for his coworker, Phyllis. She cried tears of joy. That moment inspired Fred to build a company that could…
Added 5 mins ago
Director - Applications
Element Solutions Inc
San Jose, CA
We are looking for an experienced, insightful, and forward-thinking Global Applications Director to lead application development for ActiveCopper, MacDermid Alpha's next-generation copper…
Added 5 mins ago
Project Engineer IV
TRC Companies, Inc.
San Francisco, CA
TRC is seeking a dynamic, highly motivated Project Engineer IV to support commercial energy project development and/or programs. Projects and responsibilities may include on-site energy…
Added 7 mins ago
Human Factors Engineer II
Nemera
Chicago, IL
The Human Factors Engineer II provides human factors services to internal and external clients as part of a world-class team of human factors experts.
Added 7 mins ago
Software Engineer 2/3
BHE
Des Moines, IA · Sioux City, IA · Richmond, VA · Davenport, IA
Architects, designs, codes, tests, documents, implements and maintains more complex application programs and interfaces. May act as senior contributor or technical lead on small to…
Added 7 mins ago
Senior Manufacturing Engineer
SCHOTT AG
Southbridge, MA
Lead engineering projects, including testing, capital equipment evaluations, engineering change implementation, yield improvements, and cost reduction initiatives.
Added 8 mins ago
Lead Test Engineer
MANTECH
Stafford, VA
MANTECH seeks a motivated, career and customer-oriented Lead Test Engineer to support our contract under Marine Corps Systems Command (MCSC) out of Stafford, VA. The Software Test Engineer…
Added 8 mins ago
Senior FinOps Engineer, Global Data & Analytics
Chubb Studio Inc
Philadelphia, PA · Jersey City, NJ · NY
…for - and this role exists to solve that problem. As FinOps Engineer, you will design and maintain the data pipelines that move metered AI usage from our internal AI Studio platform into…
Added 9 mins ago
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Piping Engineer 2
Amentum
Englewood, CO
- $100,000 to $110,000 USD / year
…succeed, and make a difference. We are currently seeking a Piping Engineer 2 to support our Denver…
Added 9 mins ago
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Senior DevSecOps Engineer
Sprezzatura Management Consulting
Remote, United States
- $150,000 to $170,000 USD / year
Sprezzatura is seeking a Senior DevSecOps Engineer to serve as the technical security engineering lead supporting cybersecurity modernization for the Department of Veterans Affairs (VA).
Added 9 mins ago
Electrical Engineer III - Avionics Center of Excellence
Blue Origin Personnel, LLC
United States
As part of a the avionics team, you will lead a multidisciplinary team of engineers to deliver avionics hardware subsystem elements, including common circuit blocks and development kits. As…
Added 10 mins ago
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OCI Cloud Engineer
Bright Vision Technologies
Remote, United States
- $100,000 to $150,000 USD / year
We are seeking an experienced Oracle Cloud Infrastructure Engineer to architect, deploy, and operate large-scale, secure, and resilient cloud environments on Oracle’s next-generation public…
Added 10 mins ago
Senior Data Analytics Engineer
Vanderbilt University
Nashville, TN
The Senior Data Analytics Engineer is part of the Office of Data & Strategic Analytics (DSA) at Vanderbilt University and is a key contributor, utilizing institutionally designated…
Added 10 mins ago
Senior Lead Software Engineer
Citi
IRVING, TX · TAMPA, FL · Irving, TX · Tampa, FL · Irving · Tampa
Senior Lead Software Engineer, Finance Technology

Closed listing

TEKsystems

Principal Software Engineer

Irvine, CA, United States

$170,000 to $233,000 USD / year

This opening has closed.

The original listing is kept below for reference.

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About employer

Job details

Pay: $170,000 to $233,000 USD / year
Experience: 10+ years of software engineering experience
Posting language: English
Posted: Oct 23, 2026

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Original job description

Archived listing. The details below describe a past opening.

Principal Software Engineer

Location: Plano, TX or Irvine, CA (Onsite)

Type: Full-Time W2

We're looking for a Principal Software Engineer to lead the design and modernization of large-scale enterprise applications while helping drive the adoption of AI-assisted and agentic software engineering.This is a hands-on technical leadership role for someone who enjoys solving complex architectural challenges, building modern cloud-based solutions, and influencing how software is delivered across an organization.What You'll Do

Design and build enterprise applications, APIs, integrations, and distributed systems
Lead development using C#, .NET, SQL Server, Azure, and modern web technologies
Drive modernization of legacy applications and platforms
Define engineering standards, architectural patterns, and best practices
Partner with engineering, DevOps, security, and platform teams
Leverage AI coding assistants and agentic development tools to improve software delivery
Mentor engineers and provide technical leadership across multiple teams

What We're Looking For

10+ years of software engineering experience
Deep expertise in C#/.NET
Strong experience with SQL Server and T-SQL
Experience designing APIs, integrations, and distributed systems
Strong Azure cloud experience
Knowledge of messaging, caching, resiliency, concurrency, and asynchronous processing
Software architecture and design pattern expertise
Experience with AI coding assistants, agentic development platforms, or AI-enabled engineering practices

Nice to Have

Python, JavaScript, or TypeScript experience
Experience modernizing large-scale enterprise applications
Prior experience as a Principal Engineer, Staff Engineer, or Architect
Experience in a regulated industry

Why Apply?

Influence enterprise technology strategy
Lead AI-assisted and agentic engineering initiatives
Work on large-scale modernization efforts
Partner with highly talented engineering teams
Competitive compensation and career growth opportunities

If you're passionate about enterprise-scale engineering and excited about the future of AI-powered software development, we'd love to connect.

This posting is for an existing vacancy.

Job Type & Location

This is a Permanent position based out of Irvine, CA.

Pay and Benefits

The pay range for this position is $170000.00 - $233000.00/yr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

Extensive internal growth and professional development opportunities including tuition reimbursement. · Comprehensive benefits package including Medical/Dental/Vision. · Wellness program to support both mental and physical health. · Generous paid time off options to support work-life balance.

Job Type & Location

This is a Permanent position based out of Irvine, CA.

Application Deadline

This position is anticipated to close on Nov 6, 2026.

Workplace Type

This is a fully onsite position in Irvine,CA.

About TEKsystems

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

About TEKsystems and TEKsystems Global Services

Were a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. Were a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. Were strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. Were building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.

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