Remote

Senior Cybersecurity Engineer

Harmonia Holdings Group LLC
medical insurance, life insurance, vision insurance, parental leave, paid time off, paid holidays, 401(k)
United States
Oct 14, 2025
Harmonia Holdings Group, LLC is an award-winning, rapidly growing federal government contractor committed to providing innovative, high-performing solutions to our government clients and focused on fostering a workplace that encourages growth, initiative, creativity, and employee satisfaction. Title: Senior Cybersecurity Engineer Location: Hybrid - Washington, DC Terms: Full-time Clearance: Qualified candidates must be US citizens and able to obtain a minimum of a Public Trust clearance Travel: 0-20% At Harmonia, we believe that our people are our greatest asset. We cultivate a dynamic workplace that encourages professional growth, initiative, and creativity while prioritizing employee engagement and satisfaction. By fostering a culture of collaboration and continuous improvement, we not only attract and retain top talent but also drive meaningful outcomes for the agencies we serve. Our commitment to excellence, innovation, and a thriving employee experience allows us to consistently exceed expectations, making Harmonia a trusted partner in advancing critical government missions. Position Description Harmonia is seeking a Senior Cybersecurity Engineer that will serve as the senior technical authority for cybersecurity operations within the customer's Information Security Division. This role provides technical leadership, strategic direction, and hands-on support for the security operations center (SOC) and associated cybersecurity infrastructure. The successful candidate will lead efforts to enhance detection and response capabilities, integrate automation and machine learning into operational workflows, and ensure the integrity, confidentiality, and availability of mission-critical systems across the enterprise. Responsibilities: Lead Cybersecurity Operations: Direct day-to-day SOC operations, including threat detection, incident response, and continuous monitoring activities. Manage, mentor, and guide local and remote cybersecurity analysts and engineers. Serve as the escalation point for high-priority incidents and complex security events. Technical Oversight: Design, implement, and optimize security infrastructure and tools, including Firewalls, VPNs, IDS/IPS, SIEM, EDR, NDR, A/V, Email and Web Content Filtering, and Virtualization technologies. Ensure integration and interoperability between systems to enable centralized monitoring and response. Develop and maintain automation scripts, dashboards, and playbooks to streamline threat detection and response processes. Threat Analysis & Response: Oversee advanced threat hunting, malware analysis, and vulnerability management activities. Coordinate and lead containment, eradication, and recovery efforts for cybersecurity incidents. Apply data analytics and machine learning techniques to enhance proactive threat identification. Leadership & Collaboration: Provide authoritative cybersecurity guidance to senior executives, technical leads, and federal stakeholders. Foster collaboration between operations, architecture, and compliance teams to align operational efforts with policy objectives. Communicate operational risks, trends, and remediation progress to leadership in clear, actionable terms. Process & Continuous Improvement: Drive the implementation of federal and NIST-based cybersecurity frameworks (NIST SP 800-53, 800-61, 800-137, etc.). Establish metrics, reporting standards, and best practices for SOC performance and cyber defense maturity. Champion the integration of AI, automation, and orchestration tools to improve SOC efficiency and resilience. Technical Innovation: Support proof-of-concept (POC) efforts for new security technologies. Identify opportunities to leverage machine learning and advanced analytics to enhance cyber defense capabilities. Requirements Bachelor's degree in Computer Science, Information Technology, or closely related discipline (Master's Degree Preferred) 8+ years' experience implementing, tuning, maintaining and operating security operations capabilities such as Firewalls, VPN, IDS/IPS, SIEM, EDR, NDR, A/V, Email Content Filtering, Web Content Filtering, virtual technologies, etc. 5+ years' experience with coding and scripting languages (i.e., JSON, Java, JavaScript, Python, SQL, PowerShell, PHP, C, C++, etc. Proven experience managing and/or leading successful local and remote teams in an operational environment. Proven experience and the ability to interact authoritatively with a diverse group of senior executives, managers, and subject matter authorities. Ability to navigate and work effectively across complex, geographically dispersed teams. Strong analytical, problem solving, organization, time management, and interpersonal skills as well as verbal and written communication skills. Strong hands on experience with Microsoft Security Suite (Defender, Sentinel, Security Center) CISSP, CEH, or similar level certification Must be a US Citizen and able to obtain a Public Trust Clearance Desired Public Trust or higher clearance AWS security Hub, CloudTrail and Cloudwatch experience #LI #Dice ___________________________________________________________________________________________________________ Here at Harmonia we are pleased to have been repeatedly recognized for our outstanding work culture, the innovative work we do, and the employees on our team who make a difference each day. Some of these recognitions include: Recognized as a Top 20 "Best Place to Work in Virginia" Recipient of Department of Labor's HireVets Gold Medallion Great Place to Work Certification for five years running A Virginia Chamber of Commerce Fantastic 50 company A Northern Virginia Technology Council Tech 100 company Inc. 5000 list of fastest growing companies for eleven years Two-time SBA SBIR Tibbett's Award winner Virginia Values Veterans (V3) Certification We recognize that every bit of our success is the result of our teams of hard-working, motivated, and innovative professionals who are proud to call themselves part of the Harmonia family! In addition to competitive compensation, a family-focused culture, and a dynamic, productive work environment, we offer all full-time employees a variety of benefits including, but not limited to Traditional and HSA- eligible medical insurance plans w/ Wellness Incentives for employees and family 100% employer-paid dental and vision insurance options 100% employer-sponsored STD, LTD, and life insurance Veterans Cohort Gym membership reimbursement 401(k) matching Dollar-for-dollar 501(c)(3) donation matching Flexible-schedules and teleworking options Paid holidays and Flexible Paid Time Off Adoption Expense Reimbursement Paid Parental Leave Professional development and career growth opportunities and paid training days Employer-sponsored Employee Assistance Program for employee and family Team and company-wide events, recognition, and appreciation-- and so much more! Check out ourLinkedIn,Facebook, andInstagramto find out a little more about who we are and if we are the right next step for your career! Harmonia is an Equal Opportunity Employer providing equal employment opportunity to all employees and applicants for employment without regard to race, color, religion, national origin, age, gender, gender identity, sexual orientation, disability, or genetics.Harmonia does and will take affirmative action to employ and advance in employment individuals with disabilities and protected veterans.To perform the above job successfully, an individual must possess the knowledge, skills, and abilities listed; meet the education and work experience required; and must be able to perform each essential duty and responsibility satisfactorily. Other duties in addition to those listed may be assigned as necessary to meet business needs. Reasonable accommodation will be made to enable an applicant with a disability to successfully apply for and/or perform the essential duties of the job. If you are in need of an accommodation, please contactHR@harmonia.com.