Senior Systems Engineer

The Senior Systems Engineer is a highly skilled technical leader who lives and breathes digital infrastructure, networking, security, automation, and advanced problem-solving. This role is a cornerstone of our technical operations, responsible for designing, building, and maintaining resilient end-to-end systems across on-premises, cloud, and hybrid environments. The Senior Systems Engineer is equally comfortable architecting new solutions, diving into complex troubleshooting, and ensuring our infrastructure is secure, scalable, and future-ready.

Beyond technical expertise, this position plays a pivotal role in mentoring and guiding junior team members, setting operational standards, and driving continuous improvement in how we deliver technology services. The ideal candidate blends hands-on technical mastery with strategic foresight, anticipating challenges, identifying opportunities for innovation, and executing solutions that align with business goals.

Hours/Type:  Full Time, Exempt

Department:  Integrated Technology Solutions

Travel:  10%

Primary Responsibilities

• Systems Architecture & Administration
  • Design, deploy, and maintain scalable, heterogenous IT infrastructure across on-prem, distant remote-site, and cloud environments
  • Build and manage physical and virtual servers, virtualization platforms (VMware, XCP-ng), and storage systems
  • Administer Microsoft-based systems (Active Directory, Group Policy, etc.)

• Networking
  • Configure and manage switches, firewalls, VPNs, and wireless infrastructure
  • Maintain network security, performance, and reliability across multiple sites
  • Troubleshoot complex networking issues at L2/L3 levels

• Cloud & Automation
  • Support and optimize hybrid cloud environments (esp. Azure)
  • Develop scripts and automation for deployment, monitoring, and incident response

• Security & Compliance
  • Implement and manage endpoint protection, patching, and vulnerability management
  • Participate in cybersecurity initiatives, risk assessments, and incident response
  • Maintain compliance with company and regulatory standards (esp. NERC CIP)

• Support & Mentorship
  • Serve as escalation point for IT/OT/SCADA support staff
  • Mentor junior team members and contribute to knowledge sharing/documentation
  • Collaborate cross-functionally with multiple departments

To succeed as a Senior Systems Engineer at Apex Clean Energy, you’ll need to excel within the following criteria:

• Required Qualifications:
  • 7+ years of experience in a sysadmin, infrastructure, or network engineering role
  • Deep understanding of Windows Server environments, Active Directory, and enterprise networking
  • Experience with virtualization (VMware, XCP-ng), backup/recovery solutions, and storage systems
  • Proficiency in scripting and automation
  • Familiarity with cybersecurity principles and best practices
  • Comfortable supporting mixed environments including Windows, Linux, and cloud platforms
  • Strong troubleshooting skills and a proactive mindset
  • The ability to rapidly understand a very diverse set of sites and systems
  • Have a solid commitment to getting the job done when you are on the critical path
  • Be able to flex and adapt to rapidly changing situations

• Preferred Qualifications:
  • Certifications such as:
    • Microsoft Certified: Azure Administrator Associate or similar
    • Cisco CCNA/CCNP
    • CompTIA Security+ or equivalent
  • Experience in an energy, manufacturing, or critical infrastructure setting
  • Exposure to SCADA/OT systems

At Apex Clean Energy, we believe that diverse perspectives drive innovation and success. We are committed to creating an inclusive environment where all individuals feel valued and empowered. We encourage applicants from all backgrounds to apply, even if you do not meet every qualification listed in the job description. Your unique experiences and skills could be the perfect fit for our team!

If you are passionate about renewable energy and want to join us in accelerating the shift to clean energy, we would love to hear from you. Please submit your application for our team’s review!

Work Environment:

Works primarily traditional office hours in remote office environment. Flexible work hours allowed when work duties and business operations permit.

How You’ll Grow

At Apex Clean Energy, our professional development plans focus on helping people at every level of their career to identify and use their strengths to do their best work every day. From entry-level employees to senior leaders, we believe there’s always room to learn. We offer opportunities to help sharpen skills in addition to hands-on experience in the dynamic, fast-paced renewable energy industry. From on-the-job learning experiences to a robust multi-week onboarding experience to formal development programs, our professionals have a variety of opportunities to continue to grow throughout their career.

What Apex Can Offer You

At Apex Clean Energy, we know that great people make a great company. We value our people and offer employees a broad, best-in-class range of benefits.

• A mission-driven, energetic environment that supports and encourages our people to do their best work every day.
• A respect for and celebration of individuality, differences, and uniqueness
• Collaborative and driven professional workforce committed to supporting your ideas and feedback and accelerating your potential
• Ongoing support and guidance such as on-the-job learning, hands-on experience, and mentorship
• Training, strategies, and tools to support your personal and professional growth
• Team atmosphere of diverse professionals committed to making an impact as an organization
• Opportunities to volunteer and give back to our local communities
• Exceptional benefits such as medical and dental; 401(k) with corporate match
• Base and bonus commensurate with experience
• Responsible Paid Time Off plus standard company holidays
• Benefits Offered: comprehensive high-deductible health plans, dental and vision insurance plans, short-term and long-term disability, group life insurance, 401(k) corporate matching, flexible spending arrangements, company paid parking and cell phone, fitness and wellness corporate discounts

At this time, Apex will not sponsor a new applicant for employment authorization for this position.

Apex Clean Energy, Inc. is an Equal Opportunity Employer that recruits and hires qualified candidates without regard to race, color, religion, sex, sexual orientation, gender identity, age, national origin, ancestry, citizenship, disability, or veteran status.