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Software Systems Engineer

Nationwide IT Services•Fairfax, Fairfax County
Full-time
$177k - $177k
per year
Estimated — not stated by the employer
👁️ 0 views•📝 0 applications•Posted 10/1/2026•Expires 10/31/2026
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Job Description

Software Systems Engineer Clearance : Secret Certification Requirements: Nationally recognized technical certification; DoD 8570 IAT Level I certification. Position Summary Nationwide IT Services, NIS, seeks a Software Systems Engineer to develop and maintain complex operating software applications using manufacturer releases and utilities. This fully remote role designs, codes, tests, debugs, and documents programs, supports operating system maintenance, and evaluates software products across all task areas. The position supports all task areas and is contingent upon contract award and funding. Key Responsibilities • Formulate and define specifications for complex operating software programming applications. • Modify and maintain complex existing applications using engineering releases and utilities supplied by the manufacturer. • Design, code, test, debug, and document software programs. • Provide operating system maintenance, including sophisticated file maintenance routines and support for large telecommunications networks, computer accounting, and advanced mathematical and scientific software packages. • Support all phases of software systems programming applications. • Evaluate new and existing software products. Required Qualifications • At least five years of relevant experience. • Relevant certification from a nationally recognized technical authority. • DoD Approved 8570 Baseline Certification, Category IAT Level I. Security Requirements • SECRET About Nationwide IT Nationwide IT Services is a government contractor supporting Department of Defense and Federal customers. NIS is a CVE-verified Service-Disabled Veteran-Owned Small Business and an IT and management consulting company. Our mission is to deliver value-added services to our customers, leveraging technology, people, and industry best practices to implement innovative solutions through our trusted employees and team members.   Our benefits package includes medical, dental, and vision insurance; life and disability insurance; a 401(k) plan with employer match; paid holidays; PTO (sick/vacation); commuter benefits; an employee assistance program (EAP); educational reimbursement; and pet insurance. Salary range $170,000 to $185,000 annually The salary range is a general guideline. We consider several factors when determining base salary offers, including the position's scope and responsibilities, the candidate's experience, education, and skills, and current market conditions. Powered by JazzHR

Required Skills

Secret ClearanceNationally recognized technical certificationDoD 8570 IAT Level I certification

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