Demo

Senior Endpoint Security Engineer

Jobs via Dice
Washington, DC Contractor
POSTED ON 5/24/2026
AVAILABLE BEFORE 6/22/2026
Dice is the leading career destination for tech experts at every stage of their careers. Our client, Apex Systems, is seeking the following. Apply via Dice today!

Job#: 3028007

Job Description:

IT - Systems Engineer III

Location: Home, District of Columbia (Onsite)

Employment Type: Contract

Role Overview

This position is for a Senior Information Systems Engineer focused on Endpoint Security and Certification & Accreditation (C&A). The role involves providing advanced security engineering, endpoint device management, and federal vulnerability reporting support. The engineer will design, test, and implement security solutions to ensure compliance with federal standards.

Key Responsibilities

  • Support and upgrade Government-furnished security services, assets, and systems.
  • Engineer security solutions for hardware, software, and services to protect networks from unauthorized devices, users, and malicious code.
  • Provide security engineering support in compliance with federal and HHS security mandates such as NIST, DISA STIGs, and FedRAMP.
  • Conduct security reviews of network configurations, firewall rules, and endpoint solutions.
  • Safeguard Personally Identifiable Information (PII) in compliance with NIST SP 800-122.
  • Monitor and assess CVE and Known Exploited Vulnerability (KEV) catalogs.
  • Develop and deliver reports on vulnerability findings, remediation timelines, and risk ratings.
  • Provide engineering support for endpoint devices including desktops, laptops, mobile phones, and wearables.
  • Develop technical plans and standard operating procedures for endpoint engineering.
  • Assist with System Security Plans (SSPs), Contingency Plans, and POA&Ms.

Required Qualifications

Education: A Bachelor's degree in Information Systems, Computer Science, Engineering, or a related field, or equivalent practical experience is required.

Experience: 8 years of experience in IT security engineering, endpoint security, vulnerability management, and C&A processes is required.

Technical Skills: A strong knowledge of federal IT security frameworks (NIST SP 800 series, FIPS, FedRAMP, FISMA, CISA BODs) is necessary. Hands-on experience with vulnerability assessment, CVE/KEV reporting, endpoint engineering, and SIEM integration is required. Strong documentation and technical writing skills are also needed. Candidates must be able to obtain and maintain a Public Trust clearance.

Preferred Qualifications

  • An advanced degree in Cybersecurity, Engineering, or a related field.
  • Security certifications such as CISSP, CISM, CISA, CEH, or CompTIA Security .
  • Experience supporting federal agencies in endpoint security and compliance reporting.
  • Expertise in Zero Trust Architecture and advanced vulnerability management solutions.
  • Strong presentation and stakeholder communication skills.

Compensation & Benefits

The anticipated pay range for this position is $55.00/hour to $65.00/hour. Please note that the pay range provided is a good faith estimate for the position at the time of posting. Final compensation may vary based on factors including but not limited to background, knowledge, skills, and experience.

We are an equal opportunity employer and welcome applications from all qualified candidates regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.

Apex uses a virtual recruiter as part of the application process. Click for more details.

If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Benefits Department at or .

Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRated's Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico. Everforth Apex uses a virtual recruiter as part of the application process. Click for more details.

Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6 months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Everforth Apex team member can provide.

Salary : $55 - $65

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