Jobs in the United States

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Software Assurance Engineer IV
California Institute Of Technology Jet Propulsion Laboratory
United States
Work with the Software Quality Assurance Group Supervisor and Leads to improve the Projects’ Software infrastructure: the processes, systems, and tools that support existing functions and…
Added just now
Senior Software Engineer
Portless
Remote, United States
…Portless to major Order, Warehouse, and Transportation Management Systems (OMS/WMS/TMS). This is a role for a highly autonomous, deeply curious engineer who thrives in an asynchronous,…
Added 1 min ago
EH
Senior AI Engineer
Ellipsis Health
San Francisco, CA
- $160,000 to $210,000 USD / year
…will drive the architecture and deployment of frontier agentic systems and collaborate directly with core infrastructure and platform teams to turn advances in LLMs and agentic AI into…
Added 2 mins ago
Senior Automation Engineer
American Equity
Des Moines, IA
The Senior Automation Engineer is responsible for providing different architecture solutions and coding of projects targeted for automation. Under minimal supervision, the incumbent codes,…
Added 2 mins ago
Lead AI Engineer
Mastercard
Purchase, NY
Mastercard is seeking a Lead AI Engineer to join a small, focused AI technology team led by one of Mastercard's Distinguished Engineers. The team will initially focus on delivering agentic…
Added 4 mins ago
WS
GRC Engineer
Wilson Sonsini Goodrich & Rosati, Professional Corporation
United States
- $116,875 to $158,125 USD / year
Analyze policies, systems, hardware, software, cloud, and network infrastructure and recommend methods and strategies that reduce risk.
Added 4 mins ago
Principal Software Engineer
GD Information Technology, Inc.
United States
Architecting, implementing, and managing secure and highly available infrastructure, both cloud-based and on-premises, with a focus on automation and scalability. This includes designing…
Added 4 mins ago
Lead Specialty Software Engineer
B10 Wells Fargo Bank, N. A.
IRVING, TX · CHARLOTTE, NC · COLUMBUS, OH
Wells Fargo is seeking a Cyber AI Lead Software Specialty Engineer to spearhead the design, development, and deployment of next-generation agentic AI systems within the cybersecurity space.…
Added 5 mins ago
Senior Software Engineer
FTAI Aviation LLC
New York, NY
We are building our software capability in-house and hiring a Senior Software Engineer to work across the full stack: data pipelines, the ontology that models our business, and the…
Added 5 mins ago
SP
Senior Utilities Reliability Engineer
Smithfield Packaged Meats Corp
Smithfield, VA · Wichita, KS · Sioux City, IA · Junction City, KS · Mason City, IA · Cincinnati, OH · Martin City, MO · Lincoln, NE · Springdale, OH
- $85,000 to $120,000 USD / year
As a Sr. Utilities Engineer, you will play a crucial role in optimizing and managing utility systems across our facilities. Your focus will be on industrial refrigeration, boiler, and…
Added 6 mins ago
GS
Software Engineer - ML Infrastructure
Gray Swan AI
Remote, United States
- $130,000 to $185,000 USD / year
We’re looking for a Software Engineer, AI Infrastructure to work at the intersection of machine learning, software engineering, and production infrastructure. You’ll partner closely with…
Added 6 mins ago
Software Development Engineer, AWS Route 53, AWS Route 53 Frontier Resolver
Amazon Data Services, Inc.
Seattle, WA
AWS Infrastructure Services owns the design, planning, delivery, and operation of all AWS global infrastructure. In other words, we’re the people who keep the cloud running. We support all…
Added 6 mins ago
IT Support Engineer II, Ops Tech Solutions (OTS)
Amazon.com Services LLC
Robbinsville, NJ
As an IT Support Engineer II, you will use your technical knowledge and specialized skills to support, build, implement, and improve technology solutions across sites in a defined…
Added 6 mins ago
Staff Power Integrity R&D/PRODUCT DVL ENGINEER (Remote)
TE Connectivity
United States
Design, validate, and characterize power conversion and delivery systems for large compute infrastructure
Added 7 mins ago
Staff+ Software Engineer, Safeguards Evals
Anthropic
San Francisco, CA · Seattle, WA
This role builds the methods and infrastructure that make them so. Sitting at the intersection of applied ML research and engineering, you'll design experiments to improve how we evaluate…
Added 8 mins ago
Protection & Control Engineer - Job Family
Northern IN Public Serv Co LLC
United States
…installation, testing, and maintenance of the protection and control systems that safeguard NIPSCO’s electric transmission, distribution, and generation infrastructure. Performs P&C system…
Added 8 mins ago
Cloud Engineer I
SBANS SBA Network Services, LLC
Boca Raton, FL
The Cloud Engineer I is an entry-level individual contributor role within SBA Communications' Cloud Engineering team, responsible for assisting in the day-to-day operation, monitoring, and…
Added 10 mins ago
CO
Project Management Supervisor (Austin Facilities Management)
City of Austin
United States
- $110,000 to $140,900 USD / year
Knowledge of construction management techniques and building operations energy using technologies and project management systems.
Added 10 mins ago
ML Engineer, Retrieval & Grounded Generation
Red Cell Partners
Remote, United States
…software engineering for resilient optimization of complex…
Added 10 mins ago
Information Extraction Engineer
Red Cell Partners
Remote, United States
…software engineering for resilient optimization of complex…
Added 10 mins ago
Advanced Packaging & Integration Engineer
Cisco Systems, Inc.
San Jose, CA · Carlsbad, CA
The application window is expected to close on: 11/20/2026Cisco is seeking a highly capable Advanced Packaging engineer to join Cisco's Packaging Technology & Quality team within our…
Added 11 mins ago
Integrated Cyber Exploitation Researcher (Fort Meade, MD)
MIT Lincoln Laboratory
Ft Meade, MD
Reverse engineer and exploit software and hardware systems important to U.S. government operations and critical to the defense of our nation.
Added 11 mins ago
Cyber Systems Exploitation Researcher
MIT Lincoln Laboratory
Lexington, MA
Reverse engineer and exploit software and hardware systems important to U.S. government operations and critical to the defense of our nation.
Added 11 mins ago
Cyber Systems Exploitation Researcher ( Fort Meade, MD)
MIT Lincoln Laboratory
Ft Meade, MD
Reverse engineer and exploit software and hardware systems important to U.S. government operations and critical to the defense of our nation.
Added 11 mins ago
K
Operations Engineer (Cloud)
Kforce
Memphis, TN
- $125,000 to $140,000 USD / year
Kforce's client in Memphis, TN is seeking an Operations Engineer (Cloud) to support AWS disaster recovery, cloud resiliency, automation, and FinOps initiatives.

Langan Engineering & Environmental Services

Project Traffic Engineer

Arlington, VA, United States

$96,750 - $140,000 USD

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Job details

Pay: $96,750 - $140,000 USD
Experience: 6+ years of experience in road, intersection, and traffic signal design;
Posting language: English
Posted: Nov 9, 2026

Original job description

Langan provides expert land development engineering and environmental consulting services for major developers, renewable energy producers, energy companies, corporations, healthcare systems, colleges/universities, and large infrastructure programs throughout the U.S. and around the world. Our employees collaborate seamlessly among 50+ offices and gain valuable hands-on experience that fosters career growth. Langan culture is entrepreneurial from advancing innovative technical solutions, to participating in robust training and knowledge sharing, to making progressive change within the communities we live and work.

Consistently ranked among the top ten “Best Firms to Work For” and Engineering News-Record’s top 50 firms worldwide, Langan attracts and retains the best talent in the industry. Employees thrive at Langan, a firm that fosters an inclusive and supportive work environment for all; prioritizes wellbeing, health, and safety; encourages volunteerism and philanthropy; offers workplace flexibility, along with carbon-neutral office spaces; and empowers individuals to contribute their skills and knowledge to make impactful contributions.

Job Summary

Langan is seeking a Project Traffic Engineer / Project Manager to join its collaborative team in Arlington, VA. This individual will serve a key function in managing as well as working on traffic & parking studies, transportation planning studies, traffic event management studies, and traffic signal/roadway design projects. In this role, you will have the opportunity to manage and deliver on multiple exciting and challenging traffic and transportation projects.

Job Responsibilities

Coordinate and perform the planning and permitting of traffic/transportation engineering, land development, and infrastructure projects;
Manage and deliver on multiple projects and tasks within specific budgets, schedules, and deadlines. Prepare progress reports and draft change orders. Prepare draft invoices, project billings, and assist in payment collections;
Coordinate and work with staff to determine the feasibility of projects based on the analysis of preliminary data and to prepare and modify reports, specifications, plans, and design for projects;
Effectively organize, write, and edit draft proposals, reports, and other documents;
Participate in the identification and pursuit of new clients, learn to develop additional work within an existing project, and attend business development meetings with new and existing clients;
Provide direct oversight and management of junior staff for specific project assignments. Coach, train, and motivate staff assigned to Traffic/Transportation projects. Participate in interviewing and hiring staff;
Interface effectively and professionally with clients, contractors, subcontractors, staff, project personnel, supervisors, and other office locations/disciplines. Actively participate in internal and external technical presentations and produce written articles for internal and external publications; and
Perform other duties as requested.

Qualifications

Bachelor’s degree in Civil Engineering;
Possess valid Professional Engineer licensure;
6+ years of experience in road, intersection, and traffic signal design;
Ability to effectively manage multiple clients and projects and to develop and manage project budgets;
Experience with HCS, SYNCHRO, and the MUTCD is required; Knowledge of AutoCAD and MicroStation are a plus;
Ability to coach and assist with the management of staff;
Excellent written and verbal communication skills;
Strong attention to detail with excellent analytical, multitasking, and judgment capabilities;
Ability to effectively work independently and in a team environment; and
Travel may be required based on business needs and project assignments. Travel requirements may vary by position and may change based on business needs.

Langan provides a rich array of programs and benefits to help its employees advance their careers and enhance the quality of their lives. Our comprehensive compensation package includes: full-time employment company paid medical, dental, and vision coverage; life insurance, short- and long-term disability insurance, and paid pregnancy disability leave; 401(k)/Roth with company match; paid time off including parental and military leave; employee referral and professional license bonuses; and educational reimbursement.

Langan offers employee resource groups; flexible work schedules; extensive training; wellness programs; buddy and mentoring programs; and much more!

Langan is committed to providing equal employment opportunities to all qualified applicants and employees, including individuals with disabilities and protected veterans. We believe that an inclusive workplace is essential for the well-being and success of our employees. Certain US jurisdictions require Langan to include an estimate of salary or hourly ranges. Actual compensation may vary based on factors such as related work experience, location, market conditions, education/training, certifications and other credentials, as well as applicable knowledge and skills. Certain roles may be eligible for overtime and participation in the firm's annual bonus and performance review program. Bonuses are discretionary and based on individual job performance and the profitability of the firm. Employees are also eligible to receive up to 20 days of paid vacation time, 10 days of paid sick time and 10 paid holidays throughout the year. Eligibility and actual paid time off may vary based on local law and factors such as hours worked, related work experience and level.

Pay Range

$96,750 - $140,000 USD

Please review our Applicant Privacy Notice at Collection to understand how we collect, use, and retain your personal information: https://www.langan.com/langan-notice-at-collection

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More about this job

Skills

Event planning
Transportation engineering
Sales
Presentation skills
Civil engineering
P.Eng.
Autodesk AutoCAD
Bentley MicroStation
Communication skills
Attention to detail
Multitasking
Work independently
Coaching

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