Senior Systems Software Engineer

ManpowerGroup; Redmond (WA); On-site; USD 83,000 - 85,000; Full time

Job summary

ManpowerGroup is seeking a Senior Systems Software Engineer in Redmond, WA for an 18 month contract. You will design, implement, and test complex system software focused on networking protocols and security features, with a strong emphasis on troubleshooting and automation.

The ideal candidate has 5+ years in OS-level engineering, solid C/C++ skills, and experience on Windows and Linux platforms. Onsite role with competitive hourly pay and collaboration across security and SDN teams.

Qualifications

• 5+ years in systems and OS-level engineering with C/C++.
• Strong Windows and Linux experience with debugging tools.
• Familiarity with IPSec, VPN and SDN technologies.
• Experience with scripting and automation.

Responsibilities

• Design, develop, test, and maintain system and application software for networking protocols and security features.
• Analyze requirements and document specifications to meet client needs.
• Troubleshoot and resolve issues in legacy and new software.
• Develop automated test suites to improve validation coverage.
• Collaborate with cross-functional teams to support network security technologies.

Skills

C/C++

Windows OS

Linux

Networking protocols

IPSec

VPN

SDN

PowerShell

YAML

Troubleshooting

Tools

Windows Debugger

Wireshark

gdb

tcpdump

PowerShell

YAML

Job description

Our client, a leading technology organization specializing in networking and security solutions, is seeking a Senior Systems Software Engineer to join their team. As a Senior Systems Software Engineer, you will be part of the Software Engineering Department supporting network protocols and system software development. The ideal candidate will have strong problem-solving skills, excellent communication abilities, and a proactive mindset, which will align successfully in the organization.

Job Title: Senior Systems Software Engineer

Location: Redmond, WA

Duration : 18 month contract

Pay Range: $60-$62/hour

What's the Job?

• Design, develop, implement, test, and maintain complex system and application software related to networking protocols and security features.
• Analyze system requirements, document specifications, and develop tailored software solutions to meet client needs.
• Perform troubleshooting, debugging, and issue resolution for legacy and new software systems using advanced tools and techniques.
• Develop and enhance automated test suites to improve validation coverage and reliability across multiple projects.
• Collaborate with cross-functional teams to support network security technologies such as VPN, IPSec, and Software-Defined Networking (SDN).

What's Needed?

• Minimum of 5 years of experience in systems and OS-level engineering, with proficiency in C and C++ programming.
• Strong knowledge of Windows OS and Linux environments, including debugging tools like Windows Debugger, Wireshark, gdb, and tcpdump.
• Hands‑on experience with networking protocols such as IPSec, TCP, and QUIC, and familiarity with VPN and SDN technologies.
• Proficiency with scripting and automation tools such as PowerShell and YAML files.
• Excellent troubleshooting skills with the ability to analyze complex system-level issues and implement effective solutions.

What's in it for me?

• Opportunity to develop deep expertise in Windows Networking stack and system software development.
• Work in a collaborative environment with cutting‑edge networking and security technologies.
• Onsite work location in Redmond, WA, with flexible work hours to accommodate time zone differences.
• Engage in meaningful projects that impact global networking solutions.
• Be part of a diverse and inclusive team committed to innovation and professional growth.

ManpowerGroup is committed to providing equal employment opportunities in a professional, high quality work environment. It is the policy of ManpowerGroup and all of its subsidiaries to recruit, train, promote, transfer, pay and take all employment actions without regard to an employee's race, color, national origin, ancestry, sex, sexual orientation, gender identity, genetic information, religion, age, disability, protected veteran status, or any other basis protected by applicable law.