Infrastructure engineer jobs in Aurora, CO

As the Junior System Administrator in the Information Technology group, you play a key role in supporting NEI's technology environment by delivering high-quality technical assistance to team members while maintaining the stability, security, and performance of the company's IT systems. In this position, the Junior Systems Administrator will help configure, maintain, and monitor systems such as Microsoft 365, Azure Active Directory, Windows Server, Intune, Defender, and various on-premises and cloud-based services. The role is involved with identity and access management, system updates and patching, data backup processes, endpoint security, and basic network troubleshooting. Additionally, the individual will help support infrastructure improvement efforts, participate in system upgrades or migrations, and contribute to documentation, standards, and process enhancements across the IT environment. The Junior Systems Administrator works closely with other IT team members to ensure that NEI's technology resources operate efficiently, securely, and in alignment with company standards. A strong desire to learn, a customer-focused mindset, and a proactive approach to problem-solving are essential to success in this position. The ideal candidate is eager to develop deeper technical expertise, comfortable working across multiple technology domains, and committed to delivering a positive and professional IT experience to all NEI team members. Salary Range: $80,000 - $95,000 / year The salary range above is based upon the Denver, Colorado labor market. This opportunity is available to both local / in-office (Lakewood, CO) and full-time remote candidates. Essential Responsibilities Assists with the configuration, maintenance, and monitoring of NEI's core IT systems, including Windows Server environments, virtualization platforms, cloud resources, and network infrastructure. Supports identity and access management by assisting with account provisioning, permission changes, group policy updates, and directory service maintenance. Participates in the administration and upkeep of Microsoft 365 and Azure Active Directory, including Exchange Online, Teams, SharePoint, and related cloud services. Helps maintain endpoint management and compliance using Intune, Microsoft Defender, and other security tools, ensuring that devices meet company standards. Performs routine system maintenance such as patching, software deployments, update management, log reviews, and monitoring of system health metrics. Assists with maintaining data backup processes, storage systems, and recovery testing. Supports network operations through basic troubleshooting of connectivity, VPN access, routing/switching concepts, DNS/DHCP issues, and wireless performance. Participates in system upgrades, infrastructure enhancements, and technology lifecycle replacement projects as assigned. Assists in implementing and maintaining cybersecurity controls, including endpoint security, vulnerability remediation, access reviews, and secure configuration practices. Supports documentation and maintenance of Disaster Recovery and Incident Response procedures and participates in testing activities. Helps monitor systems for potential security risks or anomalies and reports issues to senior IT staff promptly. Ensures that administrative tasks follow NEI's security standards, data protection rules, and compliance requirements. Supports the creation, testing, and rollout of standardized software packages for mass deployment, helping ensure consistent configurations and smooth application delivery across all devices. Provides Tier I/Tier II support by responding to IT service requests, troubleshooting hardware and software issues, and ensuring timely resolution for team members. Handles issues involving Windows, Office applications, Microsoft 365 services, printing, mobile devices, remote access, and other business technologies. Performs in-depth troubleshooting for recurring or complex issues and seeks assistance when necessary. Offers clear and professional communication to users, setting expectations, explaining solutions, and following up to ensure satisfaction. Assists team members by providing instruction, guidance, and formal/informal training on systems and tools as needed. Helps maintain accurate inventories of hardware, software, and licensing in coordination with other IT staff. Contributes to the development and updating of technical documentation, including knowledge base articles, runbooks, diagrams, and standard operating procedures. Identifies opportunities to streamline workflows, improve reliability, or enhance user experience and communicates recommendations to senior IT staff. Participates in collaborative efforts to standardize configurations, enforce best practices, and support continuous improvement of the IT environment. Skill & Knowledge Strong analytical and problem-solving skills, with the ability to methodically diagnose issues across hardware, software, networking, and cloud services. Working knowledge of Windows operating systems and Windows Server technologies, including authentication concepts, domain services, and general systems management. Familiarity with Microsoft 365 and Azure Active Directory, including user administration, permissions, mail flow fundamentals, and security features such as MFA and conditional access. Understanding of networking concepts, including DNS, DHCP, TCP/IP fundamentals, VPN technologies, and basic routing/switching behavior. Experience with endpoint management and security tools, preferably using Intune, Microsoft Defender, or equivalent technologies. Ability to follow technical procedures and execute system maintenance tasks such as patching, updates, system monitoring, and log review. Strong communication skills, capable of explaining technical information clearly to both technical and non-technical team members. Excellent attention to detail with the ability to document configurations, troubleshooting steps, and system changes accurately. Customer-service mindset, demonstrating patience, professionalism, and empathy when assisting end-users. Ability to manage multiple priorities in a dynamic environment while maintaining accuracy and meeting deadlines. High degree of integrity and trustworthiness, with the ability to handle confidential information responsibly. Motivated to learn and grow, with a willingness to expand technical skills, explore new technologies, and contribute to continuous improvement within the IT environment. Must Have Education: Degree in a related field is preferred Experience: 1+ years of experience in an IT support, help desk, or desktop support role with exposure to system administration tasks Licensure: CompTIA, Microsoft, Linux, Cisco, or other similar technologies are a plus Passionate about continually improving IT by understanding the balance between new technology and processes juxtaposed to the need for a reliable and secure IT infrastructure. Possesses effective written and oral communications skills. Good interpersonal and people skills Applicants must be currently authorized to work in the United States on a full-time basis. Working Conditions Work Environment: Work is performed in an office setting. Travel: Minimal: 0 - 5% Physical Activities: Must be able to lift 50lbs. About NEI Electric Power Engineering Serving Others. Enriching Environment. Improving Continually. Quality Results. Voted as a top workplace by the Denver Post for six straight years (2020 - 2025), our values have been woven into the fabric of who we are since 1982, guiding our decision making throughout the years. As an engineering services firm, NEI's mission is to create a great organization that serves people and solves problems. Since NEI's founding, we have developed a culture of collaboration and accountability, both across our teams and departments, and externally with our clients across the United States. We believe in two core ideas: hiring great people and celebrating our team members' diverse backgrounds and unique experiences; bringing in new, unique, and exciting perspectives that can only strengthen NEI as we chart our path into the future. We are a proud equal opportunity employer, and we do not discriminate on the basis of race, color, ethnicity, ancestry, religion, sex, national origin, sexual orientation, age, citizenship status, marital status, disability, gender identity, gender expression, veteran status, or genetic information. Team Member Benefits We believe that taking care of our team members is of the utmost importance. We strive to foster a community of belonging, professional development, and industry involvement; providing our team with the benefits, tools, and support systems to excel in their roles. Our comprehensive benefits package includes: 100% Employer paid team member premiums for Medical, Dental, Vision, Basic Life Insurance, and Long-Term Disability Voluntary Life Insurance 401(k) with employer matching; 100% immediate vesting Annual & discretionary bonus programs Paid time off Employer paid licensure (FE/PE), certifications, seminars, & conferences Paid parental leave Tuition reimbursement Eight (8) paid holidays including a floating holiday to use at your discretion Annual Team Building Hybrid work environment with remote flexibility Career development, training, and coaching opportunities Pet insurance NEI Electric Power Engineering participates in E-Verify and will provide the federal government with your completed Form I-9 to confirm your work authorization in the United States.