About the Opportunity
Trillys Systems is a technology consulting firm specializing in secure, scalable, and enterprise‑grade IT solutions for Government of Canada clients. We are currently assembling candidates for a multi‑year Standing Offer covering several critical IT Network Services specialities.
Canada is modernizing and expanding its network infrastructure, security posture, and cross‑domain capabilities. We are seeking multiple experienced professionals to design, implement, support, and secure enterprise network environments across three major streams:
- Cross Domain Solutions (CDS) Specialist
- Network Security Specialist
- Network Infrastructure Specialist
If you have experience supporting secure networks, deploying enterprise‑grade infrastructure, or implementing cross‑domain technologies, this engagement is an excellent fit.
- Location: Ottawa, ON (On‑site)
- Contract Duration: Multi‑year (up to 5 years)
- Clearance: Eligibility to obtain Canadian Security Clearance
- Experience Level: Senior or Intermediat
Available Streams
Stream 1 — Cross Domain Solutions (CDS) Specialist
What You’ll Do
- Modify and prepare operational procedures and network/configuration documentation
- Develop build guides and Standard Operating Procedures
- Deploy and configure CDS Guards and Data Diodes
- Build cross‑domain solutions including: – Linux servers – IDS/IPS appliances – Content filtering solutions – Apache NiFi data flows
- Maintain enterprise security solutions and perform patching/updates
- Configure monitoring (Syslog, Splunk)
- Respond to incident tickets and provide regular status updates
- Participate in projects and strategic planning
- Provide knowledge transfer and training on Windows Server and Red Hat Enterprise Linux
You’re a Fit If You Have
Senior Level
- Degree/diploma or 10+ years progressive IT experience
- 10+ years in:
- Cross domain solutions
- TCP/IP, routing, firewalls
- CDR tools (Purifile, Glasswall)
- ITSG‑33 accreditation support
- Designing CDS between networks of varying classifications
- Data Diodes (Blackline, Sphyrna, OWL, BAE)
- Linux administration and hardening
- SIEM dashboards, alerts, reporting
- Scripting (Python, Bash, JavaScript)
- Apache NiFi high‑throughput dataflows
- CDS Guards (Everfox HSG/TGS)
Intermediate Level
- Degree/diploma or 10 years progressive IT experience
- 5+ years in the areas listed above
Stream 2 — Network Security Specialist
What You’ll Do
- Prepare and update operational procedures and network documentation
- Develop build guides and SOPs
- Respond to incidents and service tickets
- Build security components (Linux servers, IDS/IPS, content filtering)
- Implement firewalls, VPN, NAC, and encryption solutions
- Maintain enterprise security products
- Patch and update security appliances and servers
- Configure performance and fault monitoring
- Provide written and verbal task updates
- Participate in projects and strategic planning
- Deliver training and knowledge transfer
You’re a Fit If You Have
Senior Level
- Degree/diploma or 10+ years progressive IT experience
- Experience with:
- Linux server administration
- Firewalls, load balancers, proxies, IDS/IPS, URL filtering
- Data diodes, content filtering, malware detection
- Windows Server (within last 5 years)
- Scripting (Python, Bash, PowerShell) — recent
- Enterprise Security Solutions (AV, DLP, proxies, filtering) — recent
- Apache NiFi — recent
Intermediate Level
- Degree/diploma or 5+ years progressive IT experience
- Same experience areas as Senior, with reduced depth
Stream 3 — Network Infrastructure Specialist
What You’ll Do
- Prepare and update operational procedures and network documentation
- Develop build guides for new systems
- Respond to incidents and tickets
- Perform physical installation and cabling of switching infrastructure
- Support and maintain routing and switching environments
- Provide mentoring and training
- Contribute to network design and project planning
- Provide written and verbal task updates
You’re a Fit If You Have
Senior Level
- Degree/diploma or 10+ years progressive IT experience
- 5+ years (within last 10) designing/supporting physical network infrastructure
- Experience (within last 7 years) with:
- Extreme/Avaya Fabric Networks
- Routers and switches in secure environments
- Firewalls
- VPN solutions
- Software‑defined networks (SDN)
- Technical documentation and network diagrams
- WAN development/support
- Network Access Control (NAC)
Intermediate Level
- Degree/diploma or 5+ years progressive IT experience
- 3+ years (within last 5) designing/supporting physical network infrastructure
- Experience in all areas listed above
General Qualifications (All Roles)
Required
- Diploma, degree, or acceptable combination of education and IT experience
- Experience in one of the streams listed above
- Strong understanding of enterprise networking, security, and infrastructure
- Ability to translate business requirements into technical solutions
- Strong communication, documentation, and problem‑solving skills
Nice to Have
- Experience in Government of Canada environments
- Experience with secure or classified networks
- Experience with enterprise monitoring, SIEM, or automation tools
- Vendor certifications (Cisco, Extreme, Fortinet, Linux, etc.)
Why Join This Engagement
- Work on high‑impact modernization and security initiatives
- Opportunities across multiple network specializations
- Long‑term stability
- Collaborative, multidisciplinary teams
- Ability to influence enterprise‑wide network strategy and design