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Senior Software Engineer

Job in Centreville, Fairfax County, Virginia, 22020, USA
Listing for: Parsons Services Company
Full Time position
Listed on 2025-12-31
Job specializations:
  • Engineering
    Software Engineer, Systems Engineer
Salary/Wage Range or Industry Benchmark: 125000 - 150000 USD Yearly USD 125000.00 150000.00 YEAR
Job Description & How to Apply Below

In a world of possibilities, pursue one with endless opportunities. Imagine Next!

At Parsons, you can imagine a career where you thrive, work with exceptional people, and be yourself. Guided by our leadership vision of valuing people, embracing agility, and fostering growth, we cultivate an innovative culture that empowers you to achieve your full potential. Unleash your talent and redefine what’s possible.

Job Description:

Parsons is looking for an amazingly talented Senior
Software Engineer to join our team!

In this role you will get to design, develop, and support mission-critical Point-of-Entry systems around the world
.

What You’ll Be Doing:

  • Design and architect system enhancements and expansions using model-based design principles
  • Consider and incorporate reliability, availability, and maintainability concepts into system designs
  • Plan and support execution of global system upgrades while maximizing uptime
  • Collaborate with program leadership to prioritize work, form a development schedule, and ensure on‑time delivery of features
  • Work within a team to develop software that supports Point of Entry sites worldwide
  • Develop and optimize software development processes to maximize customer mission success
  • Rapidly troubleshoot and correct software discrepancies to maximize system availability

What Required Skills You’ll Bring:

  • Active Top Secret/SCI clearance
  • 10+ years of combined education/experience in Software Engineering and/or Development
  • Demonstrated recent experience with Java, Python, node.js, JavaScript, HTML
  • Experience designing and developing client/server architectures
  • Understanding of data transport concepts
  • Experience analyzing system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming techniques and controls

What Desired Skills You’ll Bring:

  • Experience developing applications using a Continuous Integration / Continuous Delivery (CI/CD) pipeline
  • Experience performing integration with third‑party APIs
  • Experience integrating with peripheral devices
  • Previous work with Atlassian Jira and Confluence products
  • Experience conducting multidisciplinary research and collaborates with equipment designers and/or hardware engineers in the planning, design, development, and utilization of electronic data processing systems.

Security Clearance Requirement:
An active Top Secret SCI security clearance is required for this position.

This position is part of our Federal Solutions team.

The Federal Solutions segment delivers resources to our US government customers that ensure the success of missions around the globe. Our intelligent employees drive the state of the art as they provide services and solutions in the areas of defense, security, intelligence, infrastructure, and environmental. We promote a culture of excellence and close‑knit teams that take pride in delivering, protecting, and sustaining our nation’s most critical assets, from Earth to cyberspace.

Throughout the company, our people are anticipating what’s next to deliver the solutions our customers need now.

Salary Range: $ – $

We value our employees and want our employees to take care of their overall wellbeing, which is why we offer best‑in‑class benefits such as medical, dental, vision, paid time off, Employee Stock Ownership Plan (ESOP), 401(k), life insurance, flexible work schedules, and holidays to fit your busy lifestyle!

This position requires a Fit for Duty exam as part of the job requirements. Successful completion of this exam(s) will be required post‑offer acceptance, prior to you being able to continue in the hiring process and onboarding.

Parsons is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, veteran status or any other protected status.

We truly invest and care about our employee’s wellbeing and provide endless growth opportunities as the sky is the limit, so aim for the stars! Imagine next and join the Parsons quest-APPLY TODAY!

Parsons is aware of fraudulent recruitment practices. To learn more about recruitment fraud and how to report it, please refer to

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Position Requirements
10+ Years work experience
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