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 designs, modifies, develops, writes, and implements and tests software and software applications
What You'll Be Doing:
- Designs, modifies, develops, writes, and implements and tests software and software applications individually or as a team member
- Primary role is to lead technical design of software systems as well as lead integration testing of software systems
- Supports System Administrators with the installation of software applications
- Participates in the testing process through test review and analysis, test witnessing and certification of software
- Develops software documentation
- Works with system engineering team or software team lead to review and validate system requirements and to derive software requirements from system/subsystem requirements
What Required Skills You'll Bring:
- Fifteen [15] years experience in software development and maintenance: ie. software requirements analysis, software design including object oriented analysis and design, coding, testing, documentation, configuration management, user training, deployment, life cycle maintenance. (Relevant Degrees: Electrical/Computer/Software Engineering, Computer Science, Math or Information Systems)
- Documented formal training on the Software Engineering Institute (SEI) Capability Maturity Model Integration for Development (CMMI-DEV) model or documented experience working on projects that applied some portions of this model
- Documented formal training on DOD standards for software testing and documentation or documented experience working on projects that applied these standards
- Active TS/SCI w/Polygraph security clearance required.
What Desired Skills You'll Bring:
- Experience in malware analysis and mitigation techniques
- Strong understanding of the Windows and Linux Operating System internals and APIs
- Knowledge of analyzing shellcode, packed and obfuscated and the associated algorithms a plus
- Experience with scripting languages such as Python, Bash, Pearl, etc
- Experience in host and network analysis to identify and characterize anomalies and vulnerabilities in the platform
- Experience documenting findings in reports and briefings
- Security certifications a plus: CISSP, C|EH, CREA, GPEN, GREM, OSCP, OSCE
- Experience in x86/x64 assembly and/or C, C++, software reverse engineering, kernel debugging, and/or protocol stacks
- Experience developing computer exploits
- Experience in Software Reverse Engineering with at least 1 of the following tool or an equivalent: IDAPro, GDB, WinDbg, Immunity/OllyDbg
Security Clearance Requirement:
An active Top Secret SCI w/Polygraph 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: $176,900.00 - $332,400.00We 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, 401(k), life insurance, flexible work schedules, and holidays to fit your busy lifestyle!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 https://www.parsons.com/fraudulent-recruitment/.
Skills Required
- Fifteen years of experience in software development and maintenance, including requirements analysis, software design, coding, testing, documentation, configuration management, user training, deployment, and lifecycle maintenance
- Relevant degree in Electrical Engineering, Computer Engineering, Software Engineering, Computer Science, Mathematics, or Information Systems
- Documented formal training in the Software Engineering Institute CMMI-DEV model or documented experience on projects applying portions of the model
- Documented formal training on DOD standards for software testing and documentation or documented experience on projects applying these standards
- Active TS/SCI security clearance with polygraph
- Experience in malware analysis and mitigation techniques
- Strong understanding of Windows and Linux operating system internals and APIs
- Knowledge of shellcode, packed and obfuscated code, and associated algorithms
- Experience with scripting languages such as Python, Bash, or Perl
- Experience with host and network analysis to identify and characterize platform anomalies and vulnerabilities
- Experience documenting findings in reports and briefings
- Security certifications such as CISSP, CEH, CREA, GPEN, GREM, OSCP, or OSCE
- Experience with x86/x64 assembly, C or C++, software reverse engineering, kernel debugging, or protocol stacks
- Experience developing computer exploits
- Software reverse engineering experience using IDA Pro, GDB, WinDbg, Immunity/OllyDbg, or an equivalent tool
Parsons Corporation Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Parsons Corporation and has not been reviewed or approved by Parsons Corporation.
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Retirement Support — Retirement programs are framed as a major value driver, with an ESOP alongside a 401(k) match and additional stock-purchase options contributing meaningfully to total rewards. This structure is positioned as especially attractive for employees who value long-term wealth-building over immediate cash.
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Healthcare Strength — Health coverage is described as broad and choice-rich, with multiple plan types (PPO, HDHP, and some HMO networks) plus dental, vision, EAP, and wellness resources. The availability of different plan designs and national-carrier coverage supports varied employee needs.
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Leave & Time Off Breadth — Time-off offerings are portrayed as competitive, including PTO, holidays, flexible schedules such as a 9/80 option for eligible roles, and floating holidays in the U.S. Paid parental leave of 160 hours is also highlighted as a meaningful component of the overall package.
Parsons Corporation Insights
What We Do
Parsons is a digitally enabled solutions provider with a focus on making the world safer, smarter, healthier, more sustainable, and more connected. Founded in 1944, Parsons primarily serves the defense, security, and infrastructure markets. Uniquely qualified to deliver cyber/converged security, technology-based intellectual property, and other innovative services, the corporation delivers state-of-the-art solutions to federal, regional, and local government agencies as well as to private industrial customers worldwide. Parsons has a reputation for inclusion and diversity and has been named to the Ethisphere Institute’s list of World’s Most Ethical Companies for 10 consecutive years. Parsons facilitates a culture of innovation by encouraging collaboration among its employees and providing opportunities for career growth. With offices around the globe, people of varied talents and backgrounds, and a wide range of exciting projects, the possibilities at Parsons are endless. For more about Parsons, visit www.parsons.com. Mission: Delivering innovative infrastructure, defense, and security solutions to enable a more sustainable, safer, smarter, and more connected world.









