---
title: 'Security Engineer at Agile Defense'
canonical: 'https://feeny.ai/job/security-engineer-agile-defense-springfield-8d1t8cqwr5bn'
type: 'job'
last_seen: '2026-10-18'
---

# Security Engineer at Agile Defense

- **Company:** Agile Defense
- **Location:** Springfield, VA
- **Compensation:** $120k–$140k
- **Work type:** hybrid
- **Posted:** 2025-11-17
- **Last confirmed live:** 2026-10-18
- **Apply:** https://jobs.lever.co/agile-defense/e0b58e19-4582-4a0f-8820-b9f21bb37a89

## Job description

## About Agile Defense

At Agile Defense we know that action defines the outcome and new challenges require new solutions. That’s why we always look to the future and embrace change with an unmovable spirit and the courage to build for what comes next.

Our vision is to bring adaptive innovation to support our nation's most important missions through the seamless integration of advanced technologies, elite minds, and unparalleled agility—leveraging a foundation of speed, flexibility, and ingenuity to strengthen and protect our nation’s vital interests.

Requisition #: 1289 Job Tittle: FO Security Engineer Clearance: Secret Location: Springfield, VA

The Security Engineering Team (SET) is required to provide network maintenance and special projects engineering support. The SET maintains, configures, and installs all supported hardware and software residing within Enterprise Analysis System (EAS) and provides support for all Focused Operations (FO) engineering special projects. This team performs engineering and system administration services on all FO systems located in on premises, in the cloud and in wireless environments. These systems include threat emulation, custom big data analytics, open-source and COTS/Government of the Shelf (GOTS) tools as listed below:

- Cyber Threat Detection Tools
- Case Tracking Tool - CASPR (JIRA, Confluence)
- Enterprise Tactical Operations Tool
- eDiscovery and Forensics Tools - EnCase, FTK, Nuix
- Hunting and Threat Emulation Tools - Analysts VM's
- Focused Operations Networks - Palo Alto FW's, Dell Switches
- Threat Detection Tools - McAfee ePO, DTEX
- Other FO Development Projects (As Assigned)

In support of EAS the SET will perform the following tasks: Implement automation and orchestration capabilities within the FO environment. Design and develop documentation for on-premises and cloud-based solutions provided. Documentation includes standard operating procedures (SOPs), technical documentation, diagrams, etc. Provide support for TSA PKI functions, including system administrative support for creating and setting up certificates on systems. Must provide analysis related to the design, development, security and integration of hardware/software interfaces and all system level requirements to provide an integrated IT solution. Perform health and wellness monitoring of the FO FISMA Systems. Perform administration, maintenance, and updates of forensic applications to ensure they remain functional. Ensure that updates to applications and systems shall be carefully planned and scheduled so as to not affect any on-going or active investigations. Review the health and well-being of all security technologies including firewall, router, VPN, IDS sensors, proxies, wireless, PKI, and switch changes within FO FISMA Systems. The results of which shall be captured and reported in the monthly Focused Operations Network Health and Wellness Reports deliverable on a monthly basis. Travel to locations where EAS devices are located for system administration and/or repair if needed. Ensure that all changes required follow the proper Request for Change (RFC) process, have been approved through the appropriate Change Control Board (CCB) and are properly tested before deployment to the production FO FISMA Systems. Recommend and implement technologies/changes that will enhance the operations and/or security of the FO FISMA Systems. Document all recommendations and changes and provide it to the FO Branch Manager, or his designee. Ensure that all TSA change control processes are followed, and all changes are approved prior to implementation. Coordinate with other TSA offices to have FO technologies implemented within the TSA Systems. Create and deliver Security and Vulnerability Status reports by all systems managed on a monthly basis. Administer, review and provide recommendations for the following devices, both hardware and software (Windows, Macintosh and UNIX/Linux based), including laptops, desktops, PDAs, printers, mobile computing devices, mobile electronic media, Active Directory Servers, member servers, other workgroup servers outside of the main Active Directory realm, other technology devices such as forensic write blocking, and imaging for the FO FISMA Systems. Assist in the management of all Operating Systems, tools and applications utilized by IAD Security Engineers, as needed. Develop integrated system test requirement, strategies, devices and systems. Conduct overall system level testing and security testing. Design and integrate information security suites, tools, capabilities into delivered solutions to ensure federal and commercial security best practices.

Daily Responsibilities: Update tickets in JIRA Check ePO server to verify there no issues and make sure antivirus definitions are updated Keep WSUS server up-to-date to include approving/declining patches and database maintenance Ensure all equipment is functioning as necessary Ensure backups are completed and successful Attend all meetings scheduled and provide necessary feedback to the team Review logs for anomalies Remediating/Mitigation of all security issues Updating/Creating documentation as needed Ensuring that all OLC Training is completed Provide input to ISVMs and other requests from the ISSO Assist other teams with requirements or issues they may be having

Our Core Values

Employees of Agile Defense are our number one priority, and the importance we place on our culture here is fundamental. Our culture is alive and evolving, but it always stays true to its roots. Here, you are valued as a family member, and we believe that we can accomplish great things together. Agile Defense has been highly successful in the past few years due to our employees and the culture we create together.

What makes us Agile? We call it the 6Hs, the values that define our culture and guide everything we do. Together, these values infuse vibrancy, integrity, and a tireless work ethic into advancing the most important national security and critical civilian missions. It's how we show up every day. It's who we are.

Happy - Be Infectious. Happiness multiplies and creates a positive and connected environment where motivation and satisfaction have an outsized effect on everything we do. Helpful - Be Supportive. Being helpful is the foundation of teamwork, resulting in a supportive atmosphere where collaboration flourishes, and collective success is celebrated. Honest - Be Trustworthy.Honesty serves as our compass, ensuring transparent communication and ethical conduct, essential to who we are and the complex domains we support. Humble - Be Grounded.Success is not achieved alone, humility ensures a culture of mutual respect, encouraging open communication, and a willingness to learn from one another and take on any task. Hungry - Be Eager.Our hunger for excellence drives an insatiable appetite for innovation and continuous improvement, propelling us forward in the face of new and unprecedented challenges. Hustle - Be Driven.Hustle is reflected in our relentless work ethic, where we are each committed to going above and beyond to advance the mission and achieve success.

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities

## About Agile Defense

## Company Overview
- **One-liner**: Agile Defense delivers advanced digital transformation, data analytics, and cybersecurity solutions to support critical national security and civilian missions.
- **Entity Type**: Private (owned by Enlightenment Capital; last private equity round in November 2022)
- **Headquarters**: McLean, Virginia, United States
- **Founded**: Year not publicly available
- **Founders**: Not publicly available

## Core Business
- **Primary industries**: IT Services and IT Consulting, National Security, Defense, Civilian Government
- **Target customers**: U.S. federal government (defense and civilian agencies), B2G (business-to-government)
- **Mission/Purpose**: “Bring adaptive innovation to support our nation’s most important missions through the seamless integration of advanced technologies, elite minds, and unparalleled agility.”

## Products & Services
- **Digital Transformation**: Applying advanced services, capabilities, and solutions securely to enhance mission operations and achieve optimal outcomes.
- **Data Analytics**: Leveraging a data-driven approach to deliver insights that accelerate decision-making.
- **Cyber**: Delivering Cyber Systems and Cyber Operations capabilities to defend against advanced and emerging cyber threats.

## Market Standing
- **Valuation/Market Cap**: Not disclosed (private company)
- **Key Metric**: Annual revenue of $110M (as of latest data); 816 employees ( -7.4% YoY)
- **Notable Investors/Partners**: 
  - **Investor**: Enlightenment Capital (private equity sponsor)
  - **Partners**: AWS, Microsoft, Atlassian, ServiceNow, Snowflake, CrowdStrike, Splunk, Red Hat, GitLab, and many more.
- **Growth Signals**: 
  - Headcount declined 7.4% year-over-year, but job postings increased 133.9% year-over-year.
  - Active job postings: 131 (as of Sep 2026).
  - Recognized as Washington Post Top Work Places 2023, 2024, and 2026.
  - ISO 9001, ISO 20000-1, ISO 27001 certified; CMMI DEV/SVC ML3 appraised.

## Competitive Advantages
- **Certifications & Compliance**: ISO 9001, 20000-1, 27001; CMMI ML3; critical for government contracts.
- **Extensive Partner Ecosystem**: Ties with major cloud/platform providers (AWS, Microsoft, ServiceNow, etc.) and security vendors (CrowdStrike, Splunk, Recorded Future).
- **Mission Focus**: Deep expertise in national security and civilian missions, with global presence (North America, Europe, Asia, Middle East).
- **Award-Winning Culture**: Consecutive Washington Post Top Workplaces recognition reinforces employer brand.

## Strategic Focus
- Scaling digital transformation, data analytics, and cyber capabilities for U.S. government clients.
- Investing in innovation through “Agile Labs” and research.
- Expanding hiring in key technical areas (Data Scientist, Splunk Architect, Cyber Incident Handler, AI SME).

## Why Work Here
- **Culture**: Emphasizes teamwork, collaboration, and “elite teams” working on high-impact national security projects.
- **Work Policy**: Some roles are listed as “Remote – Regular Remote” (e.g., certain positions on Lever job board), but many roles likely require clearance and on-site work.
- **Benefits**: Competitive health plans, education and certification reimbursement, paid parental leave, PTO, fitness reimbursement, employee assistance program, referral bonuses up to $2,500.
- **Recognition**: Washington Post Top Work Places 2023, 2024, 2026; Glassdoor rating 3.9/5 (287 reviews) with work-life balance 4.1/5.
- **Professional Development**: Knowledge-sharing sessions, team-building activities, ongoing training.

## Sources
1. [Agile Defense About Page](https://agiledefense.com/about/)
2. [Agile Defense LinkedIn](https://linkedin.com/company/agiledefense)
3. [Agile Defense Careers Page](https://agiledefense.com/careers/)
4. [Agile Defense Open Positions (Lever)](https://jobs.lever.co/agile-defense)

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