Job Description

Concept Solutions is seeking a Cisco IronPort Email Security Administrator to support a large-scale FAA environment (~60,000 users). This role is responsible for administering and securing enterprise email gateway systems, with a focus on Cisco Email Security Appliance (ESA) and Microsoft 365 in a hybrid messaging environment.

Email Security & IronPort Administration

• Administer and maintain Cisco IronPort Secure Email Gateway (SEG) appliances
• Manage AsyncOS configurations, upgrades, and system performance
• Implement and enforce email security policies (anti-spam, anti-malware, data loss prevention)
• Monitor, analyze, and respond to email threats and incidents
• Perform message tracking, reporting, and log analysis
• Apply firmware updates, patches, and security enhancements

Enterprise Messaging Support

• Support and administer Microsoft 365 (Exchange Online)
• Assist in email platform integration, migration, or coexistence strategies
• Collaborate with enterprise teams to ensure secure mail flow and policy alignment

System & Network Administration

• Install and configure network hardware and supporting infrastructure
• Utilize ServiceNow for incident, change, and request management

Troubleshooting & Incident Response

• Diagnose and resolve email delivery, connectivity, and security issues
• Conduct log analysis and root cause investigations
• Monitor system health and respond to alerts and incidents
• Partner with Cybersecurity teams on threat mitigation and response

Documentation & Collaboration

• Maintain accurate system documentation, configurations, and procedures
• Collaborate with Cybersecurity, Network, and Enterprise Messaging teams
• Support audits, compliance requirements, and continuous improvement efforts

Requirements

• Bachelor’s degree in IT, Cybersecurity, or related field or equivalent experience
• 5+ years of progressive experience in system administration, email security, or network engineering

Required Technical Skills & Competencies

• Hands-on experience with Cisco IronPort / Email Security Appliance (ESA)
• Strong proficiency with AsyncOS
• Knowledge of SMTP, MIME, and internet message formats
• Experience with email security policies and threat protection
• Familiarity with both CLI and web-based GUI administration
• Working knowledge of Microsoft 365 and/or Google Workspace administration
• Proficiency with Windows 11 / enterprise environments
• Experience with ServiceNow or similar ticketing systems
• Knowledge of backup solutions (e.g., Arcserve)
• Understanding of network fundamentals and TCP/IP
• Strong analytical and problem-solving skills
• Experience with log analysis, monitoring tools, and performance tuning
• Ability to troubleshoot hardware, software, and network issues

Certifications (Preferred)

• Cisco Certified Support Technician (CCST) – Cybersecurity or higher
• Cisco Certified Network Associate (CCNA)
• CompTIA Security+
• Cisco Email Security Appliance Certification (or willingness to obtain)

Preferred Qualifications

• Experience in federal environments (DOT, FAA, or similar)
• Exposure to email platform migrations (e.g., on-premises to cloud)
• Familiarity with hybrid or multi-platform messaging environments

Work Location and Schedule

• Primary Location: Washington, DC
• Schedule: Monday through Friday, core hours 9:00 AM to 3:00 PM local time
• Telework may be permitted when determined to be in the best interest of the Government
• FAA Personnel Suitability clearance required (AMS 3.14-2)
• Compensation: $95K to $104K

Company Profile:

Founded in 1999 and headquartered in Reston, Virginia, Concept Solutions, LLC (CS) is a leading small business in technology, engineering, and management consulting. We are the innovative and agile force behind strategic solutions that enhance organizational efficiency and safeguard our nation across Aerospace, Defense, and National Security sectors.

For over 25 years, CS has been a trusted partner for the Federal Aviation Administration (FAA), Department of Homeland Security (DHS), Department of Justice (DOJ), Department of Defense (DoD) and other federal agencies delivering vital IT, security, and project management services.

Our commitment to excellence is reflected in our adherence to CMMI-DEV ML3, ISO 9001:2015, ISO/IEC 20000-1:2018, and ISO/IEC 27001-1:2013 standards. CS boasts company highlights that include:

• Over two decades of experience across over $300 million in contract awards supporting critical FAA programs
• Multiple contract vehicles providing opportunities across FAA, DoD, NOAA, and other Federal agencies
• Innovation Council - CS maintains an active Internal Research and Development (IR&D) program that is geared towards identifying emerging technologies and pursuing technological innovations

At CS, we know our success stems from our talented team. That’s why we prioritize the wellbeing and growth of our employees, fostering a positive culture centered on innovation, engagement, and career development.

Benefits: Concept Solutions offers a competitive benefits and salary package you would receive from a large company. We offer health, dental, vision and life insurance, as well as a comprehensive 401(k) plan with matching and immediate vesting.

Concept Solutions is an Equal Opportunity Employer, and we value workplace diversity. We invite resumes from all interested parties and consider applicants for all positions without regard to race, color, religion, sex, national origin, age, marital status, sexual preference, personal appearance, family responsibility, the presence of a non-job-related medical condition or physical disability, matriculation, political affiliation, veteran status, or any other legally protected status. Concept Solutions is a VEVRAA federal contractor, and we request priority referral of veterans for available positions.