Windows Kernel Developer
Job Description
Job#: 2080769
Job Description:
We are seeking a highly skilled Windows Kernel Developer to support a government client. This is a long-term opportunity with funding secured through the end of the year and a goal to extend through 2026.
Responsibilities:- Lead development of Windows-based tools, with a strong focus on kernel-level programming.
- Take full ownership of assigned tools—from initial concept discussions through Software Requirements Review (SRR), Architecture Review (AR), and final delivery.
- Perform reverse engineering tasks as needed.
- Develop new software and resolve bugs in existing systems.
- Collaborate closely with a technical team and participate in regular onsite meetings, especially during the initial ramp-up period.
- Proven experience in Windows Kernel development.
- Strong background in reverse engineering.
- Ability to lead tool development efforts independently.
- Bachelor’s degree in a relevant field or equivalent experience.
- Must hold an active TS clearance; SCI eligibility required (interim clearance not accepted).
- Must be a U.S. Citizen.
Initial presence required in Arlington, VA (Ballston) for onboarding and team integration. Afterward, work location is flexible between Ballston and Herndon, VA.
Work Schedule: Onsite 5 days/week or 4x10s
Interview Process:Single-step interview with technical leads.
If you’re a seasoned Windows Kernel Developer looking for a high-impact role in a secure environment, we encourage you to apply. Please contact Leah Trepal at [email protected] if you're interested!
#clearance
Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico.
Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Apex team member can provide.
Job#: 2080769
Job Description:
We are seeking a highly skilled Windows Kernel Developer to support a government client. This is a long-term opportunity with funding secured through the end of the year and a goal to extend through 2026.
Responsibilities:- Lead development of Windows-based tools, with a strong focus on kernel-level programming.
- Take full ownership of assigned tools—from initial concept discussions through Software Requirements Review (SRR), Architecture Review (AR), and final delivery.
- Perform reverse engineering tasks as needed.
- Develop new software and resolve bugs in existing systems.
- Collaborate closely with a technical team and participate in regular onsite meetings, especially during the initial ramp-up period.
- Proven experience in Windows Kernel development.
- Strong background in reverse engineering.
- Ability to lead tool development efforts independently.
- Bachelor’s degree in a relevant field or equivalent experience.
- Must hold an active TS clearance; SCI eligibility required (interim clearance not accepted).
- Must be a U.S. Citizen.
Initial presence required in Arlington, VA (Ballston) for onboarding and team integration. Afterward, work location is flexible between Ballston and Herndon, VA.
Work Schedule: Onsite 5 days/week or 4x10s
Interview Process:Single-step interview with technical leads.
If you’re a seasoned Windows Kernel Developer looking for a high-impact role in a secure environment, we encourage you to apply. Please contact Leah Trepal at [email protected] if you're interested!
#clearance
Apex Systems is a world-class IT services company that serves thousands of clients across the globe. When you join Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico.
Apex Benefits Overview: Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Apex team member can provide.
About Apex Systems, Inc.
Apex Systems is a world class technology services business that incorporates industry insights and experience to deliver solutions that fulfill our clients’ digital visions. We provide a continuum of service from workforce mobilization and modern enterprise solutions to digital innovation to drive better results and bring more value to our clients. Apex transforms our customers with modern enterprise solutions tailored to the industries we serve. Apex has a presence in over 70 markets across the US, Canada, and Mexico.
Apex is a segment of ASGN Inc. (NYSE: ASGN). To learn more, visit www.apexsystems.com.
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