Cyderes9d ago

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Operations Advisor, Cyber Defense Operations

United Kingdom·ReadingFull-Timemid

OtherAdvisor

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Quick Summary

Overview

Who We Are We help the world Be Everyday Ready™ Today’s threatscape is relentless. So are we. At Cyderes, we specialize in building practical IAM, exposure management, and risk programs,

Technical Tools

OtherAdvisor

Who We Are

We help the world Be Everyday Ready™

Today’s threatscape is relentless. So are we. At Cyderes, we specialize in building practical IAM, exposure management, and risk programs, and stopping active threats fast with MDR that works with your existing security tools — all augmented by AI and driven by seasoned operators. Our tireless global team is laser-focused on cybersecurity, arming organizations with the people, platforms, and perspectives they need to conquer whatever tomorrow throws their way.

🏆 Great Place to Work® Certified™ | United States · Canada · United Kingdom · India

The Operations Advisor is the primary technical owner of detection outcomes for assigned clients. You drive detection quality, identify gaps in coverage, and advance client security maturity through expert-level advisory and hands-on detection engineering.

You own the technical account relationship — and you deliver measurable outcomes that clients can see and trust.

Own and maintain detection coverage aligned to the Cyderes Rule Set

Lead tuning and optimization of detection rules across SIEM platforms

Identify, prioritize, and remediate detection gaps

Execute and guide retrohunt activities to validate detection effectiveness

Own the technical account relationship for assigned clients

Lead technical cadence calls focused on detection performance, gaps, and outcomes

Translate technical findings into risk-based, business-relevant insights

Guide clients on prioritization of improvements based on detection impact

Act as a trusted advisor on detection strategy and operational effectiveness

Support and lead response efforts for security incidents

Provide detection-focused expertise during investigations

Identify detection improvements based on real-world incident learnings

3–5 years of experience in detection engineering, security operations, or a closely related discipline

Hands-on proficiency with one or more enterprise SIEM platforms (Splunk, Microsoft Sentinel, Chronicle, or equivalent)

Demonstrated experience writing and tuning detection rules in production environments

Working knowledge of MITRE ATT&CK and ability to map detections to adversary TTPs

Strong client-facing communication — leads technical conversations and earns trust

Experience conducting or supporting incident response investigations

Experience in a managed security services or MSSP environment serving multiple clients

Proficiency in multiple SIEM query languages (SPL, KQL, YARA-L, or similar)

Familiarity with SOAR platforms and automation-assisted detection workflows

Benefits that go beyond the basics, we support our people so they can do their best work.

✔ Medical Insurance - Employee covered

✔ Life Insurance - Protection for what matters most

✔ Retirement Match Program - We invest in your future

✔ Hybrid Work Model - 2–3 days in office

✔ Maternity & Paternity Leave - Time for the moments that matter

✔ Paid Time Off - PTO + sick & casual leave

✔ Bereavement & Volunteer Time - Give back to your community

✔ Professional Development - Reimbursement program

✔ LinkedIn L&D Platform - Thousands of courses at your fingertips

✔ Mobile Phone Reimbursement - Stay connected, on us

Cyderes is an Equal Opportunity Employer (EOE). Qualified applicants are considered for employment without regard to race, religion, color, sex, age, disability, sexual orientation, genetic information, national origin, or veteran status.

Note: This job posting is intended for direct applicants only. We request that outside recruiters do not contact us regarding this position.

Location & Eligibility

Where is the job

Reading, United Kingdom

Hybrid — some on-site time required

Who can apply

Listing Details

Posted: May 12, 2026
First seen: May 19, 2026
Last seen: May 21, 2026

Posting Health

Days active: 0
Repost count: 0
Trust Level: 47%
Scored at: May 20, 2026

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Cyderes

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Cyderes is a leading global provider specializing in full life-cycle cybersecurity services, helping organizations manage risk and respond to threats effectively.

Employees

350

Founded

2017

Domain

Jobs

External application · ~5 min on Cyderes's site

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