About Calian

At Calian, we help organizations overcome obstacles, manage risks, and drive progress. Since 1982, we’ve grown from a small consulting firm into a trusted global company across defence, space, health, nuclear energy, public safety, and government.

We create innovative solutions that tackle complex challenges and help organizations and communities stay resilient, informed, and connected. If you’re driven by purpose and energized by solving real-world challenges, we want you on our team.

Job Type: Full Time

Position Overview

We are looking for an Emissions Security (EMSEC) Specialist – Intermediate to support mission security activities through laboratory testing, field operations, and client engagements in secure government and defence environments. This role is ideal for a technically robust RF, electronics, engineering, or testing professional who wants to develop specialized expertise in emissions security and TEMPEST operations.

The successful candidate will work alongside experienced specialists to support EMSEC validations, consulting engagements, secure facility projects, and testing activities while progressing through the TEMPEST certification pathway.

Responsibilities

Support EMSEC validation activities in laboratory and field environments

Participate in technical testing, assessments, and secure facility projects

Assist with TEMPEST-related testing and mission security operations under the guidance of certified specialists

Support consulting activities related to secure environments, vulnerability assessments, and site reviews

Operate, maintain, and calibrate specialized testing equipment and laboratory environments

Prepare technical reports, findings, and client deliverables

Collaborate with internal teams, government stakeholders, and defence partners





Support review of technical requirements and equipment suitability for mission security engagements

Qualifications

Education or equivalent experience in electronics, RF engineering, telecommunications, testing, cybersecurity, military signals, or a related technical discipline

Experience working in laboratory, field testing, engineering, or technical service environments

Ability to operate technical equipment and follow established testing procedures

Strong Written Communication Skills And Technical Documentation Experience

High attention to detail and ability to work independently in sensitive environments

Interest in pursuing TEMPEST certification and specialized mission security training

EMSEC, TEMPEST, TSCM, ITSG-11A, defence, or government security experience is considered an asset

Additional Requirements

Must be eligible to obtain and maintain a Top Secret security clearance

Must be willing to work on-site at laboratories, secure facilities, client locations, and the Smiths Falls office as required

Must be willing to travel for client engagements and field assignments

Relocation assistance may be considered for qualified candidates

Compensation

$70,000 to $100,000 plus variable compensation

Position Type

We have 1 available position.

# #SF#

AI Usage Disclosure

At Calian, we do not use Artificial Intelligence (AI) to screen or evaluate candidates. AI tools may support backend administrative tasks, but they do not influence hiring decisions. All evaluations and decisions are made by real people on our recruitment team and hiring managers. All applicants are reviewed and only those chosen for an interview will be contacted by our recruiting team.

Related Careers

Manager, Sales Governance and Operations

Hybrid, CAN

Ottawa, ON

Toronto, ON

Full Time

- Defence and Space
- Defence

2026-10-21 Systems Engineer ( Data Center)

Hybrid, CAN

Ottawa, ON

Full Time

- Defence and Space
- Defence

2026-10-22

📌 Emission Security Specialist (Ottawa)
🏢 Calian in Space u0026 Technology
📍 Ottawa