Systems Administration SME

Company: GD Information Technology
Location: Herndon
Posted on: April 1, 2026

Job Description:

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Communication, Microsoft Graph, Microsoft Teams, System Administration, Telecommunications Infrastructure Certifications: None Experience: 10 years of related experience US Citizenship Required: No Job Description: Advance how our customers operate while you advance your career. Join GDIT as a Systems Administrator SME and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you. MEANINGFUL WORK AND PERSONAL IMPACT As a Systems Administrator SME at GDIT, your work will have a meaningful impact on GDIT's mission. You will be central to the design, implementation, and support of Unified Communications & Collaboration (UCC) platform services, including telephony, voice, conferencing, and Microsoft 365-integrated solutions and services. ? Lead/Manage/Support – As a Systems Administration SME at GDIT, you will craft innovative solutions to complex challenges, customizing advanced technologies to meet the unique needs of our clients. Specializing in UC Collaboration and Voice/Telephony services, you'll prioritize enhancing the end-user experience, while we focus on advancing your career growth. ? Collaborate with the M365 Services and Database Team to implement and deliver outstanding support for Microsoft 365 Teams, Unified Communications & Collaboration services, Voice, Telephony and related emerging technologies. As a GDIT Systems Administration SME you will play a key role in making today secure and tomorrow is smarter. ? Drive efforts to enhance and optimize existing technologies, implement new innovative solutions, and collaborate with other teams to integrate systems that improve security, functionality and services for GDIT users. ? Our work depends on a Systems Administration SME joining our team to design, implement and support Microsoft 365 Teams, Unified Communication Collaboration services, Voice, telephony and related emerging technologies to service, protect and secure GDIT’s position in the marketplace. WHAT YOU’LL NEED TO SUCCEED Bring your technology expertise and drive for innovation to GDIT. The Systems Administrator SME must have: ? Education: Bachelor of Arts/Bachelor of Science or an equivalent combination of Technical Training, Certification(s) and additional work experience ? Experience: 10 years of related experience ? Technical skills: Strong background in telecommunications, networking, and voice communication technologies. Prior Experience supporting Microsoft Teams and hands-on experience supporting solutions with Microsoft Azure AD and AD Connect. PowerShell and Graph scripting. Administration of Session Boarder Controllers. ? Role requirements: Strong leadership and management skills, and a commitment to continuous learning and professional development. Experience with the installation or support of Unified Communications (UC), VoIP, SIP, PSTN telephony solutions , Experience with hardware and software testing, integration, installation, configuration and problem solving, especially for Windows 11 clients and Windows Servers ? Preferred Skills: Telecom Session Boarder Controller (SBC), Proficient with PowerShell, Graph and other scripting skills used to automate processes ? Location: Must be able to go into the Herndon, VA office a minimum of 3 days a week GDIT IS YOUR PLACE At GDIT, the mission is our purpose, and our people are at the center of everything we do. ? Growth: AI-powered career tool that identifies career steps and learning opportunities ? Support: An internal mobility team focused on helping you achieve your career goals ? Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off ? Community: Award-winning culture of innovation and a military-friendly workplace OWN YOUR OPPORTUNITY Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward. The likely salary range for this position is $142,792 - $145,475. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range. Scheduled Weekly Hours: 40 Travel Required: Less than 10% T elecommuting Options: Hybrid Work Location: USA VA Herndon Additional Work Locations: Total Rewards at GDIT: Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most. We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology. Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc . Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Keywords: GD Information Technology, Dundalk , Systems Administration SME, IT / Software / Systems , Herndon, Maryland