Who We Are
O3 Solutions is growing! With hundreds of billions of dollars being spent within industrial construction— data center, energy, industrial manufacturing, infrastructure, mining & metals, our addressable market is significant. We are transforming these industrial sectors through our cloud-based Agile project management platform.
Our target customers have a need (knowingly and some unknowingly) to partner with O3 Solutions to manage these complex industrial construction projects. By fully integrating the entire construction ecosystem on a modern cloud-based platform, our clients can deploy capital projects at a lower cost, on a more predictable schedule, and with decreased requirements for working capital. We envision a world where construction thrives through streamlined, Agile project management. Our vision is to create a future where every project team—from site planners to executives—at every project stage—from early project planning through commissioning and startup—collaborates effortlessly, empowered by technology that enhances agility, transparency, and efficiency.
About This Position
O3 Solutions is seeking a Security Analyst & Support Technician to take on a role that spans help desk support, security operations, and cloud networking. You'll split your time across resolving end-user technical issues, managing endpoint and network security tooling, and supporting O3's cloud networking infrastructure. The ideal candidate thrives on variety, comfortable resetting a password one moment and investigating a security alert the next, with a genuine curiosity about how systems, networks, and security controls fit together.
Responsibilities
Help Desk & End-User Support
- Serve as a primary point of contact for incoming IT support requests via phone, email, chat, and ticketing system
- Diagnose and resolve Tier I issues related to desktops, laptops, printers, peripherals, VPN, email, and common business applications
- Assist with user account management including Active Directory, Microsoft 365, Entra ID, and group policy configurations
- Support onboarding and offboarding processes including equipment provisioning, account creation, MFA enrollment, and access revocation
- Install, configure, and deploy workstations, monitors, and other end-user hardware according to company standards
- Maintain accurate records of all support interactions and resolutions in the ITSM platform
- Write and maintain internal knowledge base articles and end-user documentation
Security Operations
- Monitor and respond to security alerts from endpoint detection and response (EDR) tools such as GravityZone, Microsoft Defender for Endpoint, SentinelOne, or CrowdStrike
- Assist with phishing email triage and response—analyzing suspicious messages, quarantining threats, and communicating with affected users
- Manage and enforce MFA policies, conditional access rules, and password hygiene standards across the organization
- Help maintain and tune firewall rules, network security groups (NSGs), DNS filtering, and web content filtering policies
- Monitor SIEM dashboards for anomalous activity, escalating confirmed incidents to Tier II engineers with thorough documentation
- Assist with vulnerability scan reviews, tracking remediation timelines for critical and high-severity findings on endpoints and servers
- Support security awareness initiatives including phishing simulation campaigns and new-hire security training
- Ensure endpoint compliance (OS patching, antivirus definitions, encryption status) and follow up on non-compliant devices
Cloud Networking & Infrastructure
- Assist with the configuration and troubleshooting of Azure virtual networks, subnets, VPN gateways, peering, and ExpressRoute connectivity
- Help manage DNS zones (Azure DNS, on-premises DNS), DHCP scopes, and IP address management (IPAM) across hybrid environments
- Monitor network health dashboards, latency metrics, and bandwidth utilization; escalate anomalies to senior engineers
- Support the deployment and maintenance of network security appliances and cloud-based firewalls (Azure Firewall, NSGs, WAF)
- Assist with Wi-Fi infrastructure management, VLAN configuration, and basic switching and routing troubleshooting
- Help maintain site-to-site and point-to-site VPN configurations, troubleshooting connectivity issues between on-premises and cloud environments
- Participate in change management for network modifications, documenting configurations and following established approval workflows
General
- Escalate unresolved or complex issues to Tier II and Tier III teams with thorough documentation of troubleshooting steps taken
- Participate in on-call rotation for after-hours support and security incident response
- Stay current with emerging security threats, networking technologies, and IT best practices through self-study and team knowledge-sharing
- Additional duties as necessary to support O3’s initiatives and goals
Job Requirements
- Associate degree in Information Technology, Computer Science, Cybersecurity, or a related field, or equivalent professional experience
- 1–2 years of experience in help desk support, IT security, network administration, or a combined role
- Fundamental understanding of networking concepts: TCP/IP, DNS, DHCP, subnetting, VLANs, VPNs, and basic firewall rules
- Experience with Windows 10/11 administration and basic macOS/Linux troubleshooting
- Working knowledge of Active Directory, Microsoft 365 (Exchange Online, Teams, SharePoint), and Entra ID
- Basic understanding of endpoint security concepts: EDR, antivirus/anti-malware, disk encryption, and patch management
- Awareness of common security threats and attack vectors (phishing, malware, brute force, social engineering)
- Familiarity with ITSM tools such as ServiceNow, Jira Service Management, ConnectWise, or similar platforms
- Proficiency in at least one scripting language: PowerShell, Python, or Bash
- Strong written and verbal communication skills with the ability to explain technical and security concepts to non-technical users
Preferred
- CompTIA A+, Network+, Security+, or equivalent industry certifications
- Experience with Microsoft Defender for Endpoint, Sentinel SIEM, or similar security tooling
- Exposure to Azure networking (virtual networks, NSGs, Azure Firewall, VPN Gateway)
- Familiarity with PagerDuty, Azure Monitor, or other alerting and monitoring platforms
- Experience with scripting for automation (e.g., PowerShell for user provisioning, security remediation scripts)
- Understanding of compliance frameworks such as SOC 2, ISO 27001, or NIST
- Experience with VoIP phone systems and basic telecom troubleshooting
- ITIL v4 Foundation certification or awareness of ITIL practices
- AZ-900 (Azure Fundamentals) or SC-900 (Security, Compliance, and Identity Fundamentals)
Work Environment & Physical Requirements
- Remote/standard office environment with the ability to lift and carry IT equipment up to 40 lbs
- May require occasional travel between office locations
- Participation in an on-call rotation for after-hours support and security incidents
What We Offer
We offer a competitive compensation package commensurate with experience to
FTEs, including:
- An opportunity to contribute to a leading-edge company that is disrupting the least digitized industry on the planet with our agile project management platform
- The chance to make an impact on the way our technology is being developed and going to market
- A vibrant, dynamic and fast-paced work environment, where you will be able to grow as we grow
- Collaborative and inspiring teams
- Work in a culture ‘Built on Values, Driven by Results’
- Fun work environment where we celebrate our successes!
- Comprehensive salary and benefits package
- Market competitive salary
- Unlimited PTO
- Medical, Dental, & Vision Insurance
- Voluntary Life/AD&D
- Long term disability
- Sabbatical
- Maternity Leave
- Fourteen (14) Company holidays
- Matched 401(k)
- Professional development budget and certification reimbursement
- Opportunities for advancement to Tier II security, networking, and cloud engineering roles