Senior Software Engineer building reliable C#/.NET and Angular services for Granum’s landscaping and arborist software platform. Shipping AI - forward, cloud - based product features for LMN customers.
About the role
- Embedded Software Developer building C-based software for Fortinet’s network security appliances. Developing networking, firewall, security, and platform features on embedded Linux.
Responsibilities
- Design, implement, test, and maintain embedded software for network security appliances
- Develop high-quality, efficient, and maintainable software primarily in C
- Work on networking features across the data plane, control plane, and system-management layers
- Develop and enhance firewall, authentication, encryption, access-control, and threat-protection capabilities
- Investigate and resolve complex issues involving performance, concurrency, memory usage, networking, and system stability
- Analyze packet flows and troubleshoot network-protocol behavior using Wireshark and tcpdump
- Optimize software for throughput, latency, scalability, and resource-constrained environments
- Participate in architecture discussions, technical design reviews, and code reviews
- Develop unit, integration, and system-level tests to ensure product quality and reliability
- Collaborate with hardware, QA, product-management, security-research, and customer-support teams
- Contribute to secure-development practices throughout the software-development lifecycle
Requirements
- Bachelor’s or Master’s degree in Computer Science, Computer Engineering, Electrical Engineering, or a related field
- At least 3 years of professional software-development experience, including substantial experience with C
- Strong knowledge of data structures, algorithms, pointers, memory management, and concurrency programming
- Experience developing system-level or embedded software on Linux or another Unix-like operating system
- Strong understanding of TCP/IP and common networking protocols, including Ethernet, ARP, IPv4/IPv6, TCP, UDP, ICMP, DNS, DHCP, TLS and HTTP
- Experience with socket programming, inter-process communication, synchronization, and asynchronous event handling
- Strong debugging and problem-solving skills using GDB, Valgrind, AddressSanitizer, perf, Wireshark, and tcpdump
- Experience using Git and working within a collaborative code-review and continuous-integration environment
- Ability to independently own complex features from design through implementation, testing, and production support
- Strong written and verbal communication skills
- Preferred: experience developing firewalls, routers, VPN gateways, intrusion-prevention systems, secure-access products, or other network-security appliances
- Preferred: knowledge of stateful firewalling, NAT, routing, policy enforcement, traffic inspection, and session management
- Preferred: experience with IPsec, SSL/TLS, SSH, PKI, certificate management, or other security technologies
- Preferred: familiarity with authentication protocols and directory services such as Kerberos, NTLM, LDAP, RADIUS, SAML, or OAuth
- Preferred: understanding of secure coding, vulnerability mitigation, cryptographic concepts, and common network attacks
- Preferred: experience with Python, Go, Bash, or another language used for automation, testing, or supporting services
- Preferred: experience developing software for multicore and high-throughput systems
- Preferred: familiarity with Agile development practices and CI/CD pipelines
Benefits
- 100% company-paid medical, dental, and vision coverage
- Health Spending Account
- Personal Spending Account
- Employee & Family Assistance Plan (EFAP), including counseling, legal advice, and mental health resources
- Critical illness, disability, and life insurance
- Group Registered Retirement Savings Plan (RRSP) with company match
- Competitive Paid Time Off
- Flexible leave policies, including paid health days
- Equity program eligibility
- Bonus eligibility reviewed at time of hire and annually at the Company’s discretion
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