Administrateur Systèmes Senior (H/F)

Job Description

The Senior Systems Administrator plays a hands-on role in keeping SEIA's technology environment reliable and secure. This position is ideal for someone who wants broad exposure across various technologies, cloud platforms, cybersecurity, and tools. The role works closely with internal teams, vendors, consultants, and implementation partners to solve problems, improve systems, evaluate new tools, and support technology projects that directly impact SEIA's staff and mission. It is a strong opportunity for a practical, curious IT professional who enjoys learning new technologies, taking ownership of core systems, and helping others work more effectively.

Core Duties and Responsibilities

• Provide and manage day-to-day technical support for staff, including troubleshooting hardware, software, account access, meeting room, phone system, cloud application, and other end-user technology needs.
• Manage and support SEIA's core IT infrastructure, including Microsoft 365, Azure AD/Entra ID, cloud services, servers, workstations, networking equipment, firewalls, VPN, DNS, backup systems, and related security tools.
• Administer user accounts, permissions, access controls, and network resources in accordance with SEIA's security policies and business requirements.
• Monitor system performance, reliability, security, and availability across on-premise and cloud environments; proactively resolve issues and recommend improvements.
• Support and assist in managing the implementation of new technology solutions, upgrades, integrations, and infrastructure improvement.
• Maintain documentation, standard operating procedures, knowledge base content, asset records, and system configuration information.
• Identify opportunities to improve IT operations through automation, process simplification, system optimization, and improved administrative workflows.
• Coordinate with vendors, consultants, and internal stakeholders to troubleshoot issues, manage services, evaluate tools, and complete technology projects.
• Support IT asset management, hardware and software procurement, license tracking, expense monitoring, and annual budget planning.
• Provide technical guidance for team members, support key business events and perform other related duties as assigned, including limited after-hours support when necessary.
• Provide technical guidance and knowledge transfer to 3rd party service providers and implementation partners.

Qualifications

• Minimum of 3-5 years of progressive IT experience, including systems administration, cloud administration, end-user support, infrastructure management, and cybersecurity operations.
• Strong hands-on experience administering Microsoft 365 suite of products, including Exchange Online, SharePoint, Teams, OneDrive, RingCentral, licensing, security settings, and user account management.
• Experience with Azure AD/Microsoft Entra ID, including identity management, MFA, conditional access, security groups, access reviews, and user administration.
• Experience with email security and protection platforms such as Microsoft Defender, Barracuda, and Proofpoint, including spam filtering, phishing protection, email continuity, archiving, and backup solutions.
• Experience managing network services that support end-user computing, including wired and wireless connectivity, Wi-Fi administration, network switches and protocols, print services, network access, and troubleshooting.
• Hands-on experience with endpoint management using Intune, software deployment, patching, technical documentation, vendor management, and cybersecurity best practices.

Working Condition

• Position is full-time.
• This position is based in the Washington, D.C. office. SEIA employees in the Washington, D.C. region follow a hybrid remote and in-person office model. Employees are expected to work a minimum of 3 days a week in SEIA's offices.
• Minimal travel is required for this role (all-staff events and gatherings)
• Occasionally required to work after business hours to perform system maintenance, deployment, or support business events.

Compensation Range

• $80,000-$90,000 annually, based on experience, with an excellent benefits package.

Working at SEIA

SEIA welcomes different perspectives, identities, and backgrounds, working collaboratively in support of our mission, regardless of job function. We believe this creates a more resilient organization that supports a strong, equitable solar industry. SEIA envisions an industry that is committed to fostering a culture of inclusivity and respect for all.

SEIA provides equal employment opportunities (EEO) to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, homelessness, or any other characteristic protected by applicable federal, state, or local laws. SEIA complies with applicable federal, state, and local laws governing nondiscrimination in employment in every location in which we employ staff. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.

SEIA is an EVerify employer.